SYMBOLCOMMON_NAMEaka. SYNONYMS
win.shifu (Back to overview)

Shifu


Shifu was originally discovered by Trusteer security researchers (Ilya Kolmanovich, Denis Laskov) in the middle of 2015. It is a banking trojan mostly focusing on Japanese banks and has rich features for remote data extraction and control.

References
2021-09-03Trend MicroMohamad Mokbel
@techreport{mokbel:20210903:state:df86499, author = {Mohamad Mokbel}, title = {{The State of SSL/TLS Certificate Usage in Malware C&C Communications}}, date = {2021-09-03}, institution = {Trend Micro}, url = {https://www.trendmicro.com/content/dam/trendmicro/global/en/research/21/i/ssl-tls-technical-brief/ssl-tls-technical-brief.pdf}, language = {English}, urldate = {2021-09-19} } The State of SSL/TLS Certificate Usage in Malware C&C Communications
AdWind ostap AsyncRAT BazarBackdoor BitRAT Buer Chthonic CloudEyE Cobalt Strike DCRat Dridex FindPOS GootKit Gozi IcedID ISFB Nanocore RAT Orcus RAT PandaBanker Qadars QakBot Quasar RAT Rockloader ServHelper Shifu SManager TorrentLocker TrickBot Vawtrak Zeus Zloader
2020-05-21Intel 471Intel 471
@online{471:20200521:brief:048d164, author = {Intel 471}, title = {{A brief history of TA505}}, date = {2020-05-21}, organization = {Intel 471}, url = {https://intel471.com/blog/a-brief-history-of-ta505}, language = {English}, urldate = {2022-02-14} } A brief history of TA505
AndroMut Bart Dridex FlawedAmmyy FlawedGrace Gandcrab Get2 GlobeImposter Jaff Kegotip Locky Necurs Philadephia Ransom Pony QuantLoader Rockloader SDBbot ServHelper Shifu Snatch TrickBot
2020-03-03PWC UKPWC UK
@techreport{uk:20200303:cyber:1f1eef0, author = {PWC UK}, title = {{Cyber Threats 2019:A Year in Retrospect}}, date = {2020-03-03}, institution = {PWC UK}, url = {https://www.pwc.co.uk/cyber-security/assets/cyber-threats-2019-retrospect.pdf}, language = {English}, urldate = {2020-03-03} } Cyber Threats 2019:A Year in Retrospect
KevDroid MESSAGETAP magecart AndroMut Cobalt Strike CobInt Crimson RAT DNSpionage Dridex Dtrack Emotet FlawedAmmyy FlawedGrace FriedEx Gandcrab Get2 GlobeImposter Grateful POS ISFB Kazuar LockerGoga Nokki QakBot Ramnit REvil Rifdoor RokRAT Ryuk shadowhammer ShadowPad Shifu Skipper StoneDrill Stuxnet TrickBot Winnti ZeroCleare APT41 MUSTANG PANDA
2017-01-06Palo Alto Networks Unit 42Dominik Reichel
@online{reichel:20170106:2016:f928ad2, author = {Dominik Reichel}, title = {{2016 Updates to Shifu Banking Trojan}}, date = {2017-01-06}, organization = {Palo Alto Networks Unit 42}, url = {http://researchcenter.paloaltonetworks.com/2017/01/unit42-2016-updates-shifu-banking-trojan/}, language = {English}, urldate = {2019-12-20} } 2016 Updates to Shifu Banking Trojan
Shifu
2015-11-02Virus BulletinFloser Bacurio Jr., Wayne Low
@online{jr:20151102:shifu:700438c, author = {Floser Bacurio Jr. and Wayne Low}, title = {{Shifu – the rise of a self-destructive banking trojan}}, date = {2015-11-02}, organization = {Virus Bulletin}, url = {https://www.virusbulletin.com/virusbulletin/2015/11/shifu-rise-self-destructive-banking-trojan}, language = {English}, urldate = {2020-01-09} } Shifu – the rise of a self-destructive banking trojan
Shifu
2015-08-31SecurityIntelligenceLimor Kessem, Ilya Kolmanovich, Denis Laskov
@online{kessem:20150831:shifu:389070d, author = {Limor Kessem and Ilya Kolmanovich and Denis Laskov}, title = {{Shifu: ‘Masterful’ New Banking Trojan Is Attacking 14 Japanese Banks}}, date = {2015-08-31}, organization = {SecurityIntelligence}, url = {https://securityintelligence.com/shifu-masterful-new-banking-trojan-is-attacking-14-japanese-banks/}, language = {English}, urldate = {2020-10-23} } Shifu: ‘Masterful’ New Banking Trojan Is Attacking 14 Japanese Banks
Shifu
Yara Rules
[TLP:WHITE] win_shifu_auto (20221125 | Detects win.shifu.)
rule win_shifu_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-11-21"
        version = "1"
        description = "Detects win.shifu."
        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.shifu"
        malpedia_rule_date = "20221118"
        malpedia_hash = "e0702e2e6d1d00da65c8a29a4ebacd0a4c59e1af"
        malpedia_version = "20221125"
        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 = { 8935???????? e8???????? 3935???????? 751c 3935???????? 7427 57 }
            // n = 7, score = 100
            //   8935????????         |                     
            //   e8????????           |                     
            //   3935????????         |                     
            //   751c                 | jne                 0x1e
            //   3935????????         |                     
            //   7427                 | je                  0x29
            //   57                   | push                edi

        $sequence_1 = { 8845ff 53 8d45ff 50 8bcf e8???????? 8a4620 }
            // n = 7, score = 100
            //   8845ff               | mov                 byte ptr [ebp - 1], al
            //   53                   | push                ebx
            //   8d45ff               | lea                 eax, [ebp - 1]
            //   50                   | push                eax
            //   8bcf                 | mov                 ecx, edi
            //   e8????????           |                     
            //   8a4620               | mov                 al, byte ptr [esi + 0x20]

        $sequence_2 = { 6a15 ba???????? e8???????? ff75e8 8d4dfc 53 6a00 }
            // n = 7, score = 100
            //   6a15                 | push                0x15
            //   ba????????           |                     
            //   e8????????           |                     
            //   ff75e8               | push                dword ptr [ebp - 0x18]
            //   8d4dfc               | lea                 ecx, [ebp - 4]
            //   53                   | push                ebx
            //   6a00                 | push                0

        $sequence_3 = { ff35???????? ffd6 57 53 ff35???????? ffd6 e9???????? }
            // n = 7, score = 100
            //   ff35????????         |                     
            //   ffd6                 | call                esi
            //   57                   | push                edi
            //   53                   | push                ebx
            //   ff35????????         |                     
            //   ffd6                 | call                esi
            //   e9????????           |                     

        $sequence_4 = { 740f ff750c ff7508 ff7508 ff15???????? 5d c20800 }
            // n = 7, score = 100
            //   740f                 | je                  0x11
            //   ff750c               | push                dword ptr [ebp + 0xc]
            //   ff7508               | push                dword ptr [ebp + 8]
            //   ff7508               | push                dword ptr [ebp + 8]
            //   ff15????????         |                     
            //   5d                   | pop                 ebp
            //   c20800               | ret                 8

        $sequence_5 = { 58 e8???????? 8bc4 85c0 7411 6890000000 6a14 }
            // n = 7, score = 100
            //   58                   | pop                 eax
            //   e8????????           |                     
            //   8bc4                 | mov                 eax, esp
            //   85c0                 | test                eax, eax
            //   7411                 | je                  0x13
            //   6890000000           | push                0x90
            //   6a14                 | push                0x14

        $sequence_6 = { 85db 0f94c0 eb02 33c0 5e 5b }
            // n = 6, score = 100
            //   85db                 | test                ebx, ebx
            //   0f94c0               | sete                al
            //   eb02                 | jmp                 4
            //   33c0                 | xor                 eax, eax
            //   5e                   | pop                 esi
            //   5b                   | pop                 ebx

        $sequence_7 = { 756f 6a30 58 e8???????? 8bc4 3bc3 7411 }
            // n = 7, score = 100
            //   756f                 | jne                 0x71
            //   6a30                 | push                0x30
            //   58                   | pop                 eax
            //   e8????????           |                     
            //   8bc4                 | mov                 eax, esp
            //   3bc3                 | cmp                 eax, ebx
            //   7411                 | je                  0x13

        $sequence_8 = { 8b07 8a08 40 8907 80f929 0f8510010000 6a07 }
            // n = 7, score = 100
            //   8b07                 | mov                 eax, dword ptr [edi]
            //   8a08                 | mov                 cl, byte ptr [eax]
            //   40                   | inc                 eax
            //   8907                 | mov                 dword ptr [edi], eax
            //   80f929               | cmp                 cl, 0x29
            //   0f8510010000         | jne                 0x116
            //   6a07                 | push                7

        $sequence_9 = { ff8590fcffff bf04010000 33f6 57 68???????? 8d85c4feffff }
            // n = 6, score = 100
            //   ff8590fcffff         | inc                 dword ptr [ebp - 0x370]
            //   bf04010000           | mov                 edi, 0x104
            //   33f6                 | xor                 esi, esi
            //   57                   | push                edi
            //   68????????           |                     
            //   8d85c4feffff         | lea                 eax, [ebp - 0x13c]

    condition:
        7 of them and filesize < 344064
}
[TLP:WHITE] win_shifu_w0   (20170603 | Detects SHIFU Banking Trojan)
rule win_shifu_w0 {
	meta:
		description = "Detects SHIFU Banking Trojan"
		author = "Florian Roth"
		contribution = "Daniel Plohmann"
		reference = "http://goo.gl/52n8WE"
		date = "2015-10-31"
		score = 70
		hash = "0066d1c8053ff8b0c07418c7f8d20e5cd64007bb850944269f611febd0c1afe0"
		hash = "3956d32a870d81be34cafc867769b2a2f55a96360070f1cb3d9addc2918357d5"
		hash = "3fde1b2b50fcb36a695f1e6bc577cd930c2343066d98982cf982393e55bfce0d"
		hash = "457ad4a4d4e675fe09f63873ca3364434dc872dde7d9b64ce7db919eaff47485"
		hash = "51edba913e8b83d1388b1be975957e439015289d51d3d5774d501551f220df6f"
		hash = "6611a2b79a3acf0003b1197aa5bfe488a33db69b663c79c6c5b023e86818d38b"
		hash = "72e239924faebf8209f8e3d093f264f778a55efb56b619f26cea73b1c4feb7a4"
		hash = "7a29cb641b9ac33d1bb405d364bc6e9c7ce3e218a8ff295b75ca0922cf418290"
		hash = "92fe4f9a87c796e993820d1bda8040aced36e316de67c9c0c5fc71aadc41e0f8"
		hash = "93ecb6bd7c76e1b66f8c176418e73e274e2c705986d4ac9ede9d25db4091ab05"
		hash = "a0b7fac69a4eb32953c16597da753b15060f6eba452d150109ff8aabc2c56123"
		hash = "a8b6e798116ce0b268e2c9afac61536b8722e86b958bd2ee95c6ecdec86130c9"
		hash = "d6244c1177b679b3d67f6cec34fe0ae87fba21998d4f5024d8eeaf15ca242503"
		hash = "dcc9c38e695ffd121e793c91ca611a4025a116321443297f710a47ce06afb36d"
		source = "https://github.com/mattulm/sfiles_yara/blob/master/malware/shifu_trojan.yar"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.shifu"
        malpedia_version = "20170603"
        malpedia_license = "CC BY-NC-SA 4.0"
        malpedia_sharing = "TLP:WHITE"
	strings:
		$x1 = "\\Gather\\Dividerail.pdb" ascii

		$s0 = "\\payload\\payload.x86.pdb" ascii
		$s1 = "USER_PRIV_GUEST" fullword wide
		$s2 = "USER_PRIV_ADMIN" fullword wide
		$s3 = "USER_PRIV_USER" fullword wide
		$s4 = "%ws\\%ws" wide
	condition:
		($x1 or 5 of ($s*))
}
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