SYMBOLCOMMON_NAMEaka. SYNONYMS
win.shadowhammer (Back to overview)

shadowhammer

aka: DAYJOB

Actor(s): Operation ShadowHammer


There is no description at this point.

References
2020-07-29Kaspersky LabsGReAT
@online{great:20200729:trends:6810325, author = {GReAT}, title = {{APT trends report Q2 2020}}, date = {2020-07-29}, organization = {Kaspersky Labs}, url = {https://securelist.com/apt-trends-report-q2-2020/97937/}, language = {English}, urldate = {2020-07-30} } APT trends report Q2 2020
PhantomLance Dacls Penquin Turla elf.wellmess AppleJeus Dacls AcidBox Cobalt Strike Dacls EternalPetya Godlike12 Olympic Destroyer PlugX shadowhammer ShadowPad Sinowal VHD Ransomware Volgmer WellMess X-Agent XTunnel
2020-03-27One Night in NorfolkKevin Perlow
@online{perlow:20200327:first:6b7c827, author = {Kevin Perlow}, title = {{The First Stage of ShadowHammer}}, date = {2020-03-27}, organization = {One Night in Norfolk}, url = {https://norfolkinfosec.com/the-first-stage-of-shadowhammer/}, language = {English}, urldate = {2020-05-19} } The First Stage of ShadowHammer
shadowhammer
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 Axiom
2019-10-07ESET ResearchMarc-Etienne M.Léveillé, Mathieu Tartare
@techreport{mlveill:20191007:connecting:e59d4c8, author = {Marc-Etienne M.Léveillé and Mathieu Tartare}, title = {{CONNECTING THE DOTS: Exposing the arsenal and methods of the Winnti Group}}, date = {2019-10-07}, institution = {ESET Research}, url = {https://www.welivesecurity.com/wp-content/uploads/2019/10/ESET_Winnti.pdf}, language = {English}, urldate = {2020-01-10} } CONNECTING THE DOTS: Exposing the arsenal and methods of the Winnti Group
LOWKEY shadowhammer ShadowPad
2019-05-20YouTubeKaspersky
@online{kaspersky:20190520:video:148e81f, author = {Kaspersky}, title = {{Video: Operation ShadowHammer: Costin Raiu and Vitaly Kamlyuk at #TheSAS2019}}, date = {2019-05-20}, organization = {YouTube}, url = {https://www.youtube.com/watch?v=T5wPwvLrBYU}, language = {English}, urldate = {2020-01-08} } Video: Operation ShadowHammer: Costin Raiu and Vitaly Kamlyuk at #TheSAS2019
shadowhammer
2019-04-23Kaspersky LabsGReAT, AMR
@online{great:20190423:operation:20b8f83, author = {GReAT and AMR}, title = {{Operation ShadowHammer: a high-profile supply chain attack}}, date = {2019-04-23}, organization = {Kaspersky Labs}, url = {https://securelist.com/operation-shadowhammer-a-high-profile-supply-chain-attack/90380/}, language = {English}, urldate = {2019-12-20} } Operation ShadowHammer: a high-profile supply chain attack
shadowhammer ShadowPad
2019-04-22Trend MicroMohamad Mokbel
@online{mokbel:20190422:cc:23b1202, author = {Mohamad Mokbel}, title = {{C/C++ Runtime Library Code Tampering in Supply Chain}}, date = {2019-04-22}, organization = {Trend Micro}, url = {https://www.trendmicro.com/en_us/research/19/d/analyzing-c-c-runtime-library-code-tampering-in-software-supply-chain-attacks.html}, language = {English}, urldate = {2021-09-19} } C/C++ Runtime Library Code Tampering in Supply Chain
shadowhammer ShadowPad Winnti
2019-04-03One Night in NorfolkKevin Perlow
@online{perlow:20190403:possible:0a08c3a, author = {Kevin Perlow}, title = {{Possible ShadowHammer Targeting (Low Confidence)}}, date = {2019-04-03}, organization = {One Night in Norfolk}, url = {https://norfolkinfosec.com/possible-shadowhammer-targeting-low-confidence/}, language = {English}, urldate = {2020-05-19} } Possible ShadowHammer Targeting (Low Confidence)
shadowhammer
2019-03-29F-SecureBert Steppe
@online{steppe:20190329:hammer:44fb72d, author = {Bert Steppe}, title = {{A Hammer Lurking In The Shadows}}, date = {2019-03-29}, organization = {F-Secure}, url = {https://blog.f-secure.com/a-hammer-lurking-in-the-shadows/}, language = {English}, urldate = {2020-11-04} } A Hammer Lurking In The Shadows
shadowhammer
2019-03-28Skylight CyberSkylight Cyber
@online{cyber:20190328:unleash:f5f7048, author = {Skylight Cyber}, title = {{Unleash The Hash - ShadowHammer MAC Address List}}, date = {2019-03-28}, organization = {Skylight Cyber}, url = {https://skylightcyber.com/2019/03/28/unleash-the-hash-shadowhammer-mac-list/}, language = {English}, urldate = {2019-10-23} } Unleash The Hash - ShadowHammer MAC Address List
shadowhammer
2019-03-28Vitali Kremez BlogVitali Kremez
@online{kremez:20190328:lets:9a07122, author = {Vitali Kremez}, title = {{Let's Learn: Dissecting Operation ShadowHammer Shellcode Internals in crt_ExitProcess}}, date = {2019-03-28}, organization = {Vitali Kremez Blog}, url = {https://www.vkremez.com/2019/03/lets-learn-dissecting-operation.html}, language = {English}, urldate = {2020-01-10} } Let's Learn: Dissecting Operation ShadowHammer Shellcode Internals in crt_ExitProcess
shadowhammer
2019-03-28F-SecureF-Secure Global
@online{global:20190328:analysis:8b788ab, author = {F-Secure Global}, title = {{Analysis of ShadowHammer ASUS Attack First Stage Payload}}, date = {2019-03-28}, organization = {F-Secure}, url = {https://countercept.com/blog/analysis-shadowhammer-asus-attack-first-stage-payload/}, language = {English}, urldate = {2020-01-08} } Analysis of ShadowHammer ASUS Attack First Stage Payload
shadowhammer
2019-03-27ReversingLabsTomislav Pericin
@online{pericin:20190327:forging:a9c71d8, author = {Tomislav Pericin}, title = {{Forging the ShadowHammer}}, date = {2019-03-27}, organization = {ReversingLabs}, url = {https://blog.reversinglabs.com/blog/forging-the-shadowhammer}, language = {English}, urldate = {2020-01-06} } Forging the ShadowHammer
shadowhammer
2019-03-27mauronz blogmauronz
@online{mauronz:20190327:analysis:99db548, author = {mauronz}, title = {{Analysis of the ShadowHammer backdoor}}, date = {2019-03-27}, organization = {mauronz blog}, url = {https://mauronz.github.io/shadowhammer-backdoor}, language = {English}, urldate = {2020-01-06} } Analysis of the ShadowHammer backdoor
shadowhammer
2019-03-25Kaspersky LabsGReAT, AMR
@online{great:20190325:operation:c4bf341, author = {GReAT and AMR}, title = {{Operation ShadowHammer}}, date = {2019-03-25}, organization = {Kaspersky Labs}, url = {https://securelist.com/operation-shadowhammer/89992/}, language = {English}, urldate = {2019-12-20} } Operation ShadowHammer
shadowhammer Operation ShadowHammer
Yara Rules
[TLP:WHITE] win_shadowhammer_auto (20211008 | Detects win.shadowhammer.)
rule win_shadowhammer_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2021-10-07"
        version = "1"
        description = "Detects win.shadowhammer."
        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.shadowhammer"
        malpedia_rule_date = "20211007"
        malpedia_hash = "e5b790e0f888f252d49063a1251ca60ec2832535"
        malpedia_version = "20211008"
        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 = { 8b75fc 8365f400 8365f800 6a0b 59 8d7dc8 f3a5 }
            // n = 7, score = 100
            //   8b75fc               | mov                 esi, dword ptr [ebp - 4]
            //   8365f400             | and                 dword ptr [ebp - 0xc], 0
            //   8365f800             | and                 dword ptr [ebp - 8], 0
            //   6a0b                 | push                0xb
            //   59                   | pop                 ecx
            //   8d7dc8               | lea                 edi, dword ptr [ebp - 0x38]
            //   f3a5                 | rep movsd           dword ptr es:[edi], dword ptr [esi]

        $sequence_1 = { 33db 57 66894590 8d8530fbffff 53 50 668955ca }
            // n = 7, score = 100
            //   33db                 | xor                 ebx, ebx
            //   57                   | push                edi
            //   66894590             | mov                 word ptr [ebp - 0x70], ax
            //   8d8530fbffff         | lea                 eax, dword ptr [ebp - 0x4d0]
            //   53                   | push                ebx
            //   50                   | push                eax
            //   668955ca             | mov                 word ptr [ebp - 0x36], dx

        $sequence_2 = { 68ec7b4000 ff15???????? 8bf8 85ff 7509 e8???????? }
            // n = 6, score = 100
            //   68ec7b4000           | push                0x407bec
            //   ff15????????         |                     
            //   8bf8                 | mov                 edi, eax
            //   85ff                 | test                edi, edi
            //   7509                 | jne                 0xb
            //   e8????????           |                     

        $sequence_3 = { 33c0 c3 8bff 55 8bec 683c714000 }
            // n = 6, score = 100
            //   33c0                 | xor                 eax, eax
            //   c3                   | ret                 
            //   8bff                 | mov                 edi, edi
            //   55                   | push                ebp
            //   8bec                 | mov                 ebp, esp
            //   683c714000           | push                0x40713c

        $sequence_4 = { 668945b2 8bc1 668945d4 8bc7 668945d6 58 }
            // n = 6, score = 100
            //   668945b2             | mov                 word ptr [ebp - 0x4e], ax
            //   8bc1                 | mov                 eax, ecx
            //   668945d4             | mov                 word ptr [ebp - 0x2c], ax
            //   8bc7                 | mov                 eax, edi
            //   668945d6             | mov                 word ptr [ebp - 0x2a], ax
            //   58                   | pop                 eax

        $sequence_5 = { 57 53 53 53 ff5640 85c0 }
            // n = 6, score = 100
            //   57                   | push                edi
            //   53                   | push                ebx
            //   53                   | push                ebx
            //   53                   | push                ebx
            //   ff5640               | call                dword ptr [esi + 0x40]
            //   85c0                 | test                eax, eax

        $sequence_6 = { 8b45f4 ff3430 ff75f0 e8???????? 59 }
            // n = 5, score = 100
            //   8b45f4               | mov                 eax, dword ptr [ebp - 0xc]
            //   ff3430               | push                dword ptr [eax + esi]
            //   ff75f0               | push                dword ptr [ebp - 0x10]
            //   e8????????           |                     
            //   59                   | pop                 ecx

        $sequence_7 = { 50 8d843d38fdffff 50 ff561c 8b45ec 83c40c ff4df8 }
            // n = 7, score = 100
            //   50                   | push                eax
            //   8d843d38fdffff       | lea                 eax, dword ptr [ebp + edi - 0x2c8]
            //   50                   | push                eax
            //   ff561c               | call                dword ptr [esi + 0x1c]
            //   8b45ec               | mov                 eax, dword ptr [ebp - 0x14]
            //   83c40c               | add                 esp, 0xc
            //   ff4df8               | dec                 dword ptr [ebp - 8]

        $sequence_8 = { c3 33c0 648b0d00000000 817904f0604000 7510 8b510c 8b520c }
            // n = 7, score = 100
            //   c3                   | ret                 
            //   33c0                 | xor                 eax, eax
            //   648b0d00000000       | mov                 ecx, dword ptr fs:[0]
            //   817904f0604000       | cmp                 dword ptr [ecx + 4], 0x4060f0
            //   7510                 | jne                 0x12
            //   8b510c               | mov                 edx, dword ptr [ecx + 0xc]
            //   8b520c               | mov                 edx, dword ptr [edx + 0xc]

        $sequence_9 = { 0f86f1000000 6a10 8d8568ffffff 53 }
            // n = 4, score = 100
            //   0f86f1000000         | jbe                 0xf7
            //   6a10                 | push                0x10
            //   8d8568ffffff         | lea                 eax, dword ptr [ebp - 0x98]
            //   53                   | push                ebx

    condition:
        7 of them and filesize < 49152
}
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