Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 01:19

General

  • Target

    083919338a4dec4456187c7aef10a932_JaffaCakes118.exe

  • Size

    717KB

  • MD5

    083919338a4dec4456187c7aef10a932

  • SHA1

    e4e3633a1885836348e66b0d33540e2120f9a604

  • SHA256

    fee7667ef95398ab50092518c73c82b1f5a72b6a4bc3a350fffa6d9e752cfe6c

  • SHA512

    c87fd77f45d7bf1583fbfcbc6ae0f0585cd850bdc26fd11a21fcbd48f3914dd9bbb5fb7792a2a19eac6396acf336f1ad734c033d807f2bf5bf0761244a5449bb

  • SSDEEP

    12288:UKnekrL58wdX5Ig7aaBSzkMbGVBBgvtqpUsU3WRtQ+UUf0qYnz5YNJiQ:9Lic5IzacWb5pTU30Nt2nzmNYQ

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 63 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\083919338a4dec4456187c7aef10a932_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\083919338a4dec4456187c7aef10a932_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2504
    • C:\Users\Admin\AppData\Local\Temp\00294823\4Qq.exe
      "C:\Users\Admin\AppData\Local\Temp/00294823/4Qq.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:1812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\00294823\4Qq.dat

    Filesize

    5KB

    MD5

    d46314d6a2c419f8df073529e776793d

    SHA1

    ce646d20cde14fd5f505e9de7bc6b4cedd4db086

    SHA256

    a09894f0436889a0ccaf9f62e9c6fa0b03e699b3ef05f0aa69df88e125fb9ac5

    SHA512

    c6ce87074039ef1d9d74db7014233064b8d7b5f761b149a43d34b5ae2e76c2112ead0be48f5f1cf8ba370c75997f43ae29c5c4237689deacd10a779ce6529eb7

  • C:\Users\Admin\AppData\Local\Temp\00294823\GJ.dll

    Filesize

    222KB

    MD5

    e9b27306a18f18b88945cdf066de2fc9

    SHA1

    4d18490fbb336e261301a967047065dd561cc2f2

    SHA256

    a9880b90d24af3786886306aefe5c79ff3cb2fb7b36ee5fb7bf2af85f240d63c

    SHA512

    f255e8bfb13cfa070b31f47b12a4aacf9ab75a6a8191b6b83740d02c3f007b6d5255a5c2c12bc7b599996742973d2faccb5463d96d16c7aba40e34776823c706

  • C:\Users\Admin\AppData\Local\Temp\00294823\GJ.tlb

    Filesize

    2KB

    MD5

    39d776f73d1d3f771aaa8c3561367c3a

    SHA1

    eef842aa02927bd7fbe7d569c5446ef1a2ea065f

    SHA256

    c2156787eeb818e587529572599fa124773c71330fb93e1c79f4cb9141090941

    SHA512

    3174095accbf422730e60f61523dec01a9a4519cb4642a641c5f547d530ad41f5386d383b90f7daf34f1f36635775929e99d7fe0030aa24cee30f4de8376eeb3

  • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1b53c596cfb1aa2209446ff64c17dabd

    SHA1

    2542da14728dcdbe1763f1ee39fe9ceae38ad414

    SHA256

    a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

    SHA512

    be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

  • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\chrome.manifest

    Filesize

    98B

    MD5

    b44c82e849a95d3e54a43a746a10c2ea

    SHA1

    036a0492fbf3f4db80df593a59338856ebbc19ae

    SHA256

    49ba52ac8c19de8606b3e2655c7d591dfaeceb64b74627c87797daa448d4ef08

    SHA512

    5f835f5b5a67a5736e82a85fd10d4c9ee15685029bc462b1f0fe16ca805335b1811e7431caab18dd225ab8ce69de0b99b73d8e946c39112ca28f2d67a245947c

  • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\content\bg.js

    Filesize

    9KB

    MD5

    f519d34ddb93caee5f9235e64649aa28

    SHA1

    ba72188abe18a66d33040d906a26000e59725f53

    SHA256

    fa0e710ad33a2bdf631575691758fa9be7e8013043620ca2e55971a22ede4c34

    SHA512

    d4482f472a43e7c813393aa81450825e46cd5be8d307b1a480c8e1802a2de0e5bd6505da5483afae8e5adc73c5154ef31e2b7a4f48970f234cef2e1f281654fd

  • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\install.rdf

    Filesize

    603B

    MD5

    c5a78add0c5f9ecbaa6d692d27430b77

    SHA1

    e9ea956be7622183d3beee7a0a3390c5495128c6

    SHA256

    b3b83202b0c083e02f9fc2cff8ee77aa0cc0626d7e2bf7d42ba707c2966ad85c

    SHA512

    8d8ef7776385714dcebd2e00fb1e5dcde7e9632b3684b4b975b2fcbe2f412a5c19afbcfee7ebfd18daa6ed7d1fa126843317e53c8af97f50d0e8c984cb0e9709

  • C:\Users\Admin\AppData\Local\Temp\00294823\nppnaeljkgimmaamaphibmkcidkbikfd\1Te.js

    Filesize

    5KB

    MD5

    3ed32ecfbf530c93ff4e271ea636a789

    SHA1

    b540c23def9addf0a70681fc9f2b0f1ca64f7f80

    SHA256

    20e2be719d8233a2ae2916f7a442120576a30bc1817072c9044f23fd3e7d1318

    SHA512

    542c0285df474cdf8388793127d310dd2bdfce0d3659f566e9c7de7b53730c3c7e67f9cd35ac7abfafe27fa1e953ff41855887ced298d979c2a74561910bf3ea

  • C:\Users\Admin\AppData\Local\Temp\00294823\nppnaeljkgimmaamaphibmkcidkbikfd\background.html

    Filesize

    140B

    MD5

    0b4c32c01bd76075f00efeb569fc2c52

    SHA1

    96d6d5bc564f8289e3cf86bf18b87d6054274637

    SHA256

    a90725cc0c8bd888da1bc6e32d60d95eef236a83c0770d6d519002338fbb88a6

    SHA512

    dcc2747e012a413e09eccd9f55fc04d287086dcad6bd61f069f178254ce4a9d53c18e4b5c8699cc071eeef97eb46c9acf548bccc7a9a59c6445871c93306dfbf

  • C:\Users\Admin\AppData\Local\Temp\00294823\nppnaeljkgimmaamaphibmkcidkbikfd\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\00294823\nppnaeljkgimmaamaphibmkcidkbikfd\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\00294823\nppnaeljkgimmaamaphibmkcidkbikfd\manifest.json

    Filesize

    504B

    MD5

    64a50cfa61c46058e2b31bc0aa209fef

    SHA1

    23d088ca274aa7aa237ef8c1cf3882da2a9b5d8a

    SHA256

    ec42ce0c8fce105097ccf84464a6c27d0c3fdc3f80d3b0a8d992a9c8378f1875

    SHA512

    b63b486c6588a8d701e3a7e6c6846b3aa338767a3173d6d2549cc14fce43ad54b3de225267317770c5b104a20aeee8e6af4ce74e4e8e12e0e075a5bd9bdd774a

  • C:\Users\Admin\AppData\Local\Temp\00294823\nppnaeljkgimmaamaphibmkcidkbikfd\sqlite.js

    Filesize

    1KB

    MD5

    345c5627c16538c3b5d36a80cd15e41f

    SHA1

    f8980fda93158072295d0fe7d34ca92e44d04359

    SHA256

    5d4810c5f890820d527c17aa9f046790b02b88cd4b90c4d6361cacbe0494630d

    SHA512

    9dc08d3bd2ad443532a57d8f252e4ec8cbb6e02318f7d534de96f6c95c547008ec95adbbebc10483aed2c4fa1d766ed26e7d56b296c3edba7c3ecdd5bae35834

  • \Users\Admin\AppData\Local\Temp\00294823\4Qq.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f