SYMBOLCOMMON_NAMEaka. SYNONYMS
win.rcs (Back to overview)

RCS

aka: Remote Control System, Crisis

Actor(s): Hacking Team, APT-C-34


There is no description at this point.

References
2020-07-21ViceLorenzo Franceschi-Bicchierai
@online{franceschibicchierai:20200721:worlds:666e813, author = {Lorenzo Franceschi-Bicchierai}, title = {{'World's Most Wanted Man' Involved in Bizarre Attempt to Buy Hacking Tools}}, date = {2020-07-21}, organization = {Vice}, url = {https://www.vice.com/en_us/article/jgxvdx/jan-marsalek-wirecard-bizarre-attempt-to-buy-hacking-team-spyware}, language = {English}, urldate = {2020-07-30} } 'World's Most Wanted Man' Involved in Bizarre Attempt to Buy Hacking Tools
RCS
2020-01-31Virus BulletinMichal Poslušný, Peter Kálnai
@online{poslun:20200131:rich:c25f156, author = {Michal Poslušný and Peter Kálnai}, title = {{Rich Headers: leveraging this mysterious artifact of the PE format}}, date = {2020-01-31}, organization = {Virus Bulletin}, url = {https://www.virusbulletin.com/virusbulletin/2020/01/vb2019-paper-rich-headers-leveraging-mysterious-artifact-pe-format/}, language = {English}, urldate = {2020-02-03} } Rich Headers: leveraging this mysterious artifact of the PE format
Dridex Exaramel Industroyer Neutrino RCS Sathurbot
2019-11-20360admin001
@online{admin001:20191120:shadow:49b26ff, author = {admin001}, title = {{Shadow of the Circle Hovering Over Central Asia - The Golden Eagle (APT-C-34) Organizing Attack Revealed}}, date = {2019-11-20}, organization = {360}, url = {http://blogs.360.cn/post/APT-C-34_Golden_Falcon.html}, language = {English}, urldate = {2020-01-10} } Shadow of the Circle Hovering Over Central Asia - The Golden Eagle (APT-C-34) Organizing Attack Revealed
RCS APT-C-34
2019-01Virus BulletinFilip Kafka
@online{kafka:201901:vb2018:7d81852, author = {Filip Kafka}, title = {{VB2018 paper: From Hacking Team to hacked team to...?}}, date = {2019-01}, organization = {Virus Bulletin}, url = {https://www.virusbulletin.com/virusbulletin/2019/01/vb2018-paper-hacking-team-hacked-team/}, language = {English}, urldate = {2020-01-13} } VB2018 paper: From Hacking Team to hacked team to...?
RCS
2018-03-09ESET ResearchFilip Kafka
@online{kafka:20180309:new:9d79d4b, author = {Filip Kafka}, title = {{New traces of Hacking Team in the wild}}, date = {2018-03-09}, organization = {ESET Research}, url = {https://www.welivesecurity.com/2018/03/09/new-traces-hacking-team-wild/}, language = {English}, urldate = {2019-11-14} } New traces of Hacking Team in the wild
RCS Hacking Team
2017-08-25Kaspersky LabsJuan Andrés Guerrero-Saade, Costin Raiu
@techreport{guerrerosaade:20170825:walking:040671b, author = {Juan Andrés Guerrero-Saade and Costin Raiu}, title = {{Walking in your Enemy's Shadow: When Fourth-Party Collection becomes Attribution Hell}}, date = {2017-08-25}, institution = {Kaspersky Labs}, url = {https://media.kasperskycontenthub.com/wp-content/uploads/sites/43/2018/03/07170728/Guerrero-Saade-Raiu-VB2017.pdf}, language = {English}, urldate = {2022-10-06} } Walking in your Enemy's Shadow: When Fourth-Party Collection becomes Attribution Hell
NetTraveler RCS WannaCryptor Dancing Salome
2017-04F-SecureF-Secure Labs
@techreport{labs:201704:callisto:5e97cb4, author = {F-Secure Labs}, title = {{CALLISTO GROUP}}, date = {2017-04}, institution = {F-Secure}, url = {https://www.f-secure.com/content/dam/f-secure/en/labs/whitepapers/Callisto_Group.pdf}, language = {English}, urldate = {2022-03-31} } CALLISTO GROUP
RCS Callisto
2012-12-07Contagiodump BlogMila Parkour
@online{parkour:20121207:aug:d59b277, author = {Mila Parkour}, title = {{Aug 2012 W32.Crisis and OSX.Crisis - JAR file Samples - APT}}, date = {2012-12-07}, organization = {Contagiodump Blog}, url = {http://contagiodump.blogspot.com/2012/12/aug-2012-w32crisis-and-osxcrisis-jar.html}, language = {English}, urldate = {2019-12-20} } Aug 2012 W32.Crisis and OSX.Crisis - JAR file Samples - APT
Crisis RCS
2012-08-20SymantecTakashi Katsuki
@online{katsuki:20120820:crisis:60cb26b, author = {Takashi Katsuki}, title = {{Crisis for Windows Sneaks onto Virtual Machines}}, date = {2012-08-20}, organization = {Symantec}, url = {https://www.symantec.com/connect/blogs/crisis-windows-sneaks-virtual-machines}, language = {English}, urldate = {2020-01-10} } Crisis for Windows Sneaks onto Virtual Machines
Crisis RCS
2012-07-24The Mac Security BlogLysa Myers
@online{myers:20120724:new:2dbd887, author = {Lysa Myers}, title = {{New Apple Mac Trojan Called OSX/Crisis Discovered}}, date = {2012-07-24}, organization = {The Mac Security Blog}, url = {https://www.intego.com/mac-security-blog/new-apple-mac-trojan-called-osxcrisis-discovered-by-intego-virus-team/?}, language = {English}, urldate = {2020-01-09} } New Apple Mac Trojan Called OSX/Crisis Discovered
Crisis RCS
Yara Rules
[TLP:WHITE] win_rcs_auto (20230715 | Detects win.rcs.)
rule win_rcs_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2023-07-11"
        version = "1"
        description = "Detects win.rcs."
        info = "autogenerated rule brought to you by yara-signator"
        tool = "yara-signator v0.6.0"
        signator_config = "callsandjumps;datarefs;binvalue"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.rcs"
        malpedia_rule_date = "20230705"
        malpedia_hash = "42d0574f4405bd7d2b154d321d345acb18834a41"
        malpedia_version = "20230715"
        malpedia_license = "CC BY-SA 4.0"
        malpedia_sharing = "TLP:WHITE"

    /* DISCLAIMER
     * The strings used in this rule have been automatically selected from the
     * disassembly of memory dumps and unpacked files, using YARA-Signator.
     * The code and documentation is published here:
     * https://github.com/fxb-cocacoding/yara-signator
     * As Malpedia is used as data source, please note that for a given
     * number of families, only single samples are documented.
     * This likely impacts the degree of generalization these rules will offer.
     * Take the described generation method also into consideration when you
     * apply the rules in your use cases and assign them confidence levels.
     */


    strings:
        $sequence_0 = { ff15???????? 5f 5e 5d 5b 33c0 }
            // n = 6, score = 200
            //   ff15????????         |                     
            //   5f                   | pop                 edi
            //   5e                   | pop                 esi
            //   5d                   | pop                 ebp
            //   5b                   | pop                 ebx
            //   33c0                 | xor                 eax, eax

        $sequence_1 = { 89442456 8944245a 8944245e 89442462 89442466 8944246a }
            // n = 6, score = 200
            //   89442456             | mov                 dword ptr [esp + 0x56], eax
            //   8944245a             | mov                 dword ptr [esp + 0x5a], eax
            //   8944245e             | mov                 dword ptr [esp + 0x5e], eax
            //   89442462             | mov                 dword ptr [esp + 0x62], eax
            //   89442466             | mov                 dword ptr [esp + 0x66], eax
            //   8944246a             | mov                 dword ptr [esp + 0x6a], eax

        $sequence_2 = { e8???????? 83c430 6aff 68???????? }
            // n = 4, score = 200
            //   e8????????           |                     
            //   83c430               | add                 esp, 0x30
            //   6aff                 | push                -1
            //   68????????           |                     

        $sequence_3 = { 85ff 0f84d4000000 57 e8???????? }
            // n = 4, score = 200
            //   85ff                 | test                edi, edi
            //   0f84d4000000         | je                  0xda
            //   57                   | push                edi
            //   e8????????           |                     

        $sequence_4 = { 6a00 6880000000 6a01 6a00 6a05 }
            // n = 5, score = 200
            //   6a00                 | push                0
            //   6880000000           | push                0x80
            //   6a01                 | push                1
            //   6a00                 | push                0
            //   6a05                 | push                5

        $sequence_5 = { 40 68???????? 50 e8???????? 83c40c eb0d }
            // n = 6, score = 200
            //   40                   | inc                 eax
            //   68????????           |                     
            //   50                   | push                eax
            //   e8????????           |                     
            //   83c40c               | add                 esp, 0xc
            //   eb0d                 | jmp                 0xf

        $sequence_6 = { eb1e 8b8578f4fbff 8945f4 8945f0 8d45f0 50 6a08 }
            // n = 7, score = 100
            //   eb1e                 | jmp                 0x20
            //   8b8578f4fbff         | mov                 eax, dword ptr [ebp - 0x40b88]
            //   8945f4               | mov                 dword ptr [ebp - 0xc], eax
            //   8945f0               | mov                 dword ptr [ebp - 0x10], eax
            //   8d45f0               | lea                 eax, [ebp - 0x10]
            //   50                   | push                eax
            //   6a08                 | push                8

        $sequence_7 = { 6a01 6a07 6a0c ff5660 eb12 8d85a4fafbff }
            // n = 6, score = 100
            //   6a01                 | push                1
            //   6a07                 | push                7
            //   6a0c                 | push                0xc
            //   ff5660               | call                dword ptr [esi + 0x60]
            //   eb12                 | jmp                 0x14
            //   8d85a4fafbff         | lea                 eax, [ebp - 0x4055c]

        $sequence_8 = { 8d8518fffbff 50 68a4000000 8b86dc000000 ffb06c020000 }
            // n = 5, score = 100
            //   8d8518fffbff         | lea                 eax, [ebp - 0x400e8]
            //   50                   | push                eax
            //   68a4000000           | push                0xa4
            //   8b86dc000000         | mov                 eax, dword ptr [esi + 0xdc]
            //   ffb06c020000         | push                dword ptr [eax + 0x26c]

        $sequence_9 = { 397dfc 72a8 5f 5e 5b }
            // n = 5, score = 100
            //   397dfc               | cmp                 dword ptr [ebp - 4], edi
            //   72a8                 | jb                  0xffffffaa
            //   5f                   | pop                 edi
            //   5e                   | pop                 esi
            //   5b                   | pop                 ebx

        $sequence_10 = { 81f11e49dc18 f8 33d9 f5 }
            // n = 4, score = 100
            //   81f11e49dc18         | xor                 ecx, 0x18dc491e
            //   f8                   | clc                 
            //   33d9                 | xor                 ebx, ecx
            //   f5                   | cmc                 

        $sequence_11 = { 833fff 750a b800000000 e9???????? 8b7d10 }
            // n = 5, score = 100
            //   833fff               | cmp                 dword ptr [edi], -1
            //   750a                 | jne                 0xc
            //   b800000000           | mov                 eax, 0
            //   e9????????           |                     
            //   8b7d10               | mov                 edi, dword ptr [ebp + 0x10]

        $sequence_12 = { 81ec04020000 53 56 57 31ff 8b4508 }
            // n = 6, score = 100
            //   81ec04020000         | sub                 esp, 0x204
            //   53                   | push                ebx
            //   56                   | push                esi
            //   57                   | push                edi
            //   31ff                 | xor                 edi, edi
            //   8b4508               | mov                 eax, dword ptr [ebp + 8]

        $sequence_13 = { 75f9 8b1d???????? 83c340 53 6a01 50 }
            // n = 6, score = 100
            //   75f9                 | jne                 0xfffffffb
            //   8b1d????????         |                     
            //   83c340               | add                 ebx, 0x40
            //   53                   | push                ebx
            //   6a01                 | push                1
            //   50                   | push                eax

        $sequence_14 = { e9???????? c745e000000000 eb29 8b7de0 8b75f4 0fb73c7e 3b7dfc }
            // n = 7, score = 100
            //   e9????????           |                     
            //   c745e000000000       | mov                 dword ptr [ebp - 0x20], 0
            //   eb29                 | jmp                 0x2b
            //   8b7de0               | mov                 edi, dword ptr [ebp - 0x20]
            //   8b75f4               | mov                 esi, dword ptr [ebp - 0xc]
            //   0fb73c7e             | movzx               edi, word ptr [esi + edi*2]
            //   3b7dfc               | cmp                 edi, dword ptr [ebp - 4]

        $sequence_15 = { 81f11b2b5236 6685c3 f8 3af0 f7d9 }
            // n = 5, score = 100
            //   81f11b2b5236         | xor                 ecx, 0x36522b1b
            //   6685c3               | test                bx, ax
            //   f8                   | clc                 
            //   3af0                 | cmp                 dh, al
            //   f7d9                 | neg                 ecx

        $sequence_16 = { 83f80f 763c 803953 7537 }
            // n = 4, score = 100
            //   83f80f               | cmp                 eax, 0xf
            //   763c                 | jbe                 0x3e
            //   803953               | cmp                 byte ptr [ecx], 0x53
            //   7537                 | jne                 0x39

        $sequence_17 = { 83f80f 7575 33db 53 57 }
            // n = 5, score = 100
            //   83f80f               | cmp                 eax, 0xf
            //   7575                 | jne                 0x77
            //   33db                 | xor                 ebx, ebx
            //   53                   | push                ebx
            //   57                   | push                edi

    condition:
        7 of them and filesize < 11501568
}
[TLP:WHITE] win_rcs_w0   (20170521 | Hacking Team Disclosure Sample - file elevator.exe)
rule win_rcs_w0 {
	meta:
		author = "Florian Roth"
		description = "Hacking Team Disclosure Sample - file elevator.exe"
		reference = "Hacking Team Disclosure elevator.c"
		date = "2015-07-07"
		hash = "40a10420b9d49f87527bc0396b19ec29e55e9109e80b52456891243791671c1c"
		hash = "92aec56a859679917dffa44bd4ffeb5a8b2ee2894c689abbbcbe07842ec56b8d"
		hash = "9261693b67b6e379ad0e57598602712b8508998c0cb012ca23139212ae0009a1"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.rcs"
        malpedia_version = "20170521"
        malpedia_license = "CC BY-NC-SA 4.0"
        malpedia_sharing = "TLP:WHITE"
	strings:
		$x1 = "CRTDLL.DLL" fullword ascii
		$x2 = "\\sysnative\\CI.dll" fullword ascii
		$x3 = "\\SystemRoot\\system32\\CI.dll" fullword ascii
		$x4 = "C:\\\\Windows\\\\Sysnative\\\\ntoskrnl.exe" fullword ascii /* PEStudio Blacklist: strings */

		$s1 = "[*] traversing processes" fullword ascii /* PEStudio Blacklist: strings */
		$s2 = "_getkprocess" fullword ascii /* PEStudio Blacklist: strings */
		$s3 = "[*] LoaderConfig %p" fullword ascii /* PEStudio Blacklist: strings */
		$s4 = "loader.obj" fullword ascii /* PEStudio Blacklist: strings */
		$s5 = "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3" ascii /* PEStudio Blacklist: strings */
		$s6 = "[*] token restore" fullword ascii /* PEStudio Blacklist: strings */
		$s7 = "elevator.obj" fullword ascii
		$s8 = "_getexport" fullword ascii /* PEStudio Blacklist: strings */
	condition:
		uint16(0) == 0x5a4d and filesize < 3000KB and all of ($x*) and 3 of ($s*)
}
[TLP:WHITE] win_rcs_w1   (20170521 | Hacking Team Disclosure Sample - file ndisk.sys)
rule win_rcs_w1 {
	meta:
		description = "Hacking Team Disclosure Sample - file ndisk.sys"
		author = "Florian Roth"
		reference = "https://www.virustotal.com/en/file/a03a6ed90b89945a992a8c69f716ec3c743fa1d958426f4c50378cca5bef0a01/analysis/1436184181/"
		date = "2015-07-07"
		hash = "cf5089752ba51ae827971272a5b761a4ab0acd84"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.rcs"
        malpedia_version = "20170521"
        malpedia_license = "CC BY-NC-SA 4.0"
        malpedia_sharing = "TLP:WHITE"
	strings:
		$s1 = "\\Registry\\Machine\\System\\ControlSet00%d\\services\\ndisk.sys" fullword wide 
		$s2 = "\\Registry\\Machine\\System\\ControlSet00%d\\Enum\\Root\\LEGACY_NDISK.SYS" fullword wide 
		$s3 = "\\Driver\\DeepFrz" fullword wide
		$s4 = "Microsoft Kernel Disk Manager" fullword wide 
		$s5 = "ndisk.sys" fullword wide
		$s6 = "\\Device\\MSH4DEV1" fullword wide
		$s7 = "\\DosDevices\\MSH4DEV1" fullword wide
		$s8 = "built by: WinDDK" fullword wide
	condition:
		uint16(0) == 0x5a4d and filesize < 30KB and 6 of them
}
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