Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-09-2024 22:22

General

  • Target

    0377534637f10af06df9dbd1209b678f_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    0377534637f10af06df9dbd1209b678f

  • SHA1

    508369c31770e70530b121efef30a46119c1a45d

  • SHA256

    10923aaffc80451d7264c2cbccd6e56e91b29b21c3215b7f179268c02e6c1aef

  • SHA512

    47031c33a35d6bf93b1830543197aa2d05426ace257b794ea1e4bff54d3b4415987b8722deeecc9d7f0b0bf84064e2e8a889607e78c96ca9529df8abe11ade83

  • SSDEEP

    24576:h1OYdaOkOBsFEt5hDG0SAMs9jR/jaJnTJdwY68+UhnWb3aQ2:h1OsVOEt5hDG0SAMs9j8nTJ2Y68hWGQ2

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0377534637f10af06df9dbd1209b678f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0377534637f10af06df9dbd1209b678f_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\pYzK.exe
      .\pYzK.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • System policy modification
      PID:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\16461920654968106.log

    Filesize

    3KB

    MD5

    4ae12e2764ecb1f5118e611551c6fad6

    SHA1

    a133797c53409ace80a78bad493bc3ae1639ee11

    SHA256

    f58f65b44053edecc837ab63bfbb81edd2ee9c1529cafc615c388d878d4d211b

    SHA512

    546e7f9c2b6071d0967ee23c7becdacc018f2e453f268dcbd70f292d0bc87335756d18656c34d9083795d04ae66017c4e8dc624acd8b30986b5d998c29ff5de5

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\DBf.dll

    Filesize

    258KB

    MD5

    e1d10cccd5dde588af8ee2cb7309523c

    SHA1

    0b9e805077320b0ce1e6620488bd34f1c4d7827e

    SHA256

    9900e517bfd4b39bd7af4bb360af52f6c95ef9b3e7ef36d2633485c58bef9a1a

    SHA512

    a929eaae12f5cb28e224fc31298af2808f995c5a06bc6f47d95879703dbb9369e2e35b4e50a452e91741e6a949336220348dbb3c389c46ea2e0ca41f592dcaa0

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\DBf.tlb

    Filesize

    2KB

    MD5

    9156db5f76d48049dbc41fd1b58b3f34

    SHA1

    5eb1df59f9b5b06ab00137fc9e6451e323d3102c

    SHA256

    66fab808188a98ba49d99b723a181aa6626197d50bd2d5e15e076dcbc6fbb2cc

    SHA512

    742a77e71c34632146e16acadb6b381694072c7f4c2dea1df1dfc645ed42673ba153c832d167474dc41f9b608142a8c41b4aecda1efdab90d87d4f5c718bf149

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\DBf.x64.dll

    Filesize

    319KB

    MD5

    4f5c722b8686afbea6f09c53171d44ca

    SHA1

    184c60aafbb12d1023b1ce2aff4d3708607a75a1

    SHA256

    870c280ea861313edda0bd3950dc738ea68d006f315888d66023b54e5f98f0ea

    SHA512

    e471a86079a16d129ea0c01878af77d1aa132e629832d3f0f3d1f8a3dd250ed41c8d2f37403a10c8061fff07c07dda926ba7ffcc417c6e0100005a0f2721417a

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\bgmgjjlekopcjkgpgglagippmjeolmdp\BFCf.js

    Filesize

    5KB

    MD5

    c53250cef8396b3fef0b9b31e11eefc9

    SHA1

    e04e18135b075cdefde92e419f2e30a918d85aeb

    SHA256

    c54460629046a3b2ebfbe0f042d35b94178325cec87da5744a5972affaed1a5a

    SHA512

    a65fd11864d9b0ee39573fbb827bd721372aa2eca4c3274763cb4316ea78c35f79d1584fae7ccbdd3054363e0b35f16782749fccd6b859eb1103e9ae4574ef5f

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\bgmgjjlekopcjkgpgglagippmjeolmdp\background.html

    Filesize

    141B

    MD5

    d88670945a4e722db076bdf1af0bc9e4

    SHA1

    6f0b731494522a09c8931f1af8098e821e1db8b6

    SHA256

    02ac8079aa4dc987d9ccef94283261a24ced7fef343d94f30ba99199ed77f59c

    SHA512

    d15801e7c5a2edafdabcdfcc1286c2e8ab63221d8a7c059dc8d54366c4280b5ed63c4ab5611c188934174f4d476f604c39956ed3563b12b6da77455546af0204

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\bgmgjjlekopcjkgpgglagippmjeolmdp\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\bgmgjjlekopcjkgpgglagippmjeolmdp\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\bgmgjjlekopcjkgpgglagippmjeolmdp\manifest.json

    Filesize

    510B

    MD5

    ff0b7498b653261077bd0756b86f7194

    SHA1

    b65f6f5bf4e67fe1410c38fa27248188c5091575

    SHA256

    e8c34f444b0dc08fff6fc9acc5776cdb59a99e71761f74c3073c091accbcccd1

    SHA512

    8a0fae1c7515d1d50018d276358c4944604d852a399b16f0909219d0f0ca8476af128e56333b8d54e05159c2df7bbc7465fada7b4459e3aa0336d57870f105b6

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\bgmgjjlekopcjkgpgglagippmjeolmdp\sqlite.js

    Filesize

    1KB

    MD5

    77b8b5320d18550827556959a8714a09

    SHA1

    5cb1903bbc6770923934072dfbae8b93600e1c34

    SHA256

    b672c3511e9b45067bc1b2d1b209f911449e2ccba5b7826728e6d1cd96f6f7ed

    SHA512

    c66383f37bd1334c74687ecd0875f6f3b50ceaae94fa972d979edab188eb313c0b8cc4e2e0552de66930e581d3f32668317c334808a91ab08e7a5043b1adda66

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1b53c596cfb1aa2209446ff64c17dabd

    SHA1

    2542da14728dcdbe1763f1ee39fe9ceae38ad414

    SHA256

    a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

    SHA512

    be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\[email protected]\chrome.manifest

    Filesize

    100B

    MD5

    3f4027cea5abed510496c19bf89de9f8

    SHA1

    91d608ec386ae83f3808149d41c77713574b5bd0

    SHA256

    977caf56eb38ef23710c710969c09a6ca9a5553e2d12f311e492d84e1206a2b6

    SHA512

    610dbb7829b30a9eb2334628907d2cd2f687514c6701acc52d27270f504f8b0e3a9857c1cfcb5e0128f4e6c877812f00804587558fe5871b3a62979d723554a3

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\[email protected]\content\bg.js

    Filesize

    9KB

    MD5

    9345f2535452a109faf76e73b2f29da1

    SHA1

    e4c3b450d428aa61b3e03a2a71a9626bea5ef77d

    SHA256

    3e024c3fc849b208c0a2b32fa8af908da8ffea4a250dc10bcfe77a9d51f4ec5a

    SHA512

    06dcaa75330517069b04ef5458c241767abcc858fad3b813ede4a7cebd624a58fd8758864f481a1b521d1b29ab13f64940d551e61840f2dae347f67efe528547

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\[email protected]\install.rdf

    Filesize

    616B

    MD5

    51d571adc18b20a25a85c3699793b19c

    SHA1

    a6ad12cbda49db55f02785bac4fa758c25bc1baf

    SHA256

    f4adb8f7c100ec2fb669123518e4db0986817b9ea5973a990e5a63d3d6847934

    SHA512

    a0f0beede8cfb53ff5da09675aebb88b4485c15c2190055900c9e3de4f425ec34913cbb096c21bbd8c33c0016acbbfc319d44162125f13efc16d9336a757f27d

  • C:\Users\Admin\AppData\Local\Temp\7zSDF76.tmp\pYzK.dat

    Filesize

    5KB

    MD5

    01efb4703284807c3005c5bac03ca176

    SHA1

    fa376bce2979201d95953182db992c09963d02ba

    SHA256

    ee8db3ebf1c9faf2ab6147f2124a9641d42b8d6fb7edb3af7d0ea5ce7e9bd3be

    SHA512

    e9697b03f8e8bd718b96dd0488db2d4ff3dca461c30b2aad1ef5191b3188245f15f6eaeb7abc07ba4b738eabd0503b0f9c79346d3c30e3faebe85b91ecf98299

  • \Users\Admin\AppData\Local\Temp\7zSDF76.tmp\pYzK.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f