Analysis

  • max time kernel
    121s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/10/2024, 05:22

General

  • Target

    2b9c77617bd4f86080539dba625345d7_JaffaCakes118.exe

  • Size

    725KB

  • MD5

    2b9c77617bd4f86080539dba625345d7

  • SHA1

    c70a29f7985423132d3be3b8d66b782fb0c4ddbb

  • SHA256

    0f979d8f3d597fb7e553fe298187b316f031bb40b42d4e53c174113c57ff65ce

  • SHA512

    b757662b373ffb742a6a82dd4b7789c9e13b51dee05bf06e8c2f758f438339d16215c85f9c7616dc7139f7552452043c3ff8cfdccbe2761194f4f43fb105248f

  • SSDEEP

    12288:h1OgLdaOPo99/rsFEt5hDG0SAMs9jR/jeRJKu9TJdwYGZtyjTje5jOSpJ3:h1OYdaOPOBsFEt5hDG0SAMs9jR/jaJnU

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\2b9c77617bd4f86080539dba625345d7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2b9c77617bd4f86080539dba625345d7_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\SkwcU.exe
      .\SkwcU.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:2260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\8111963067827958060.log

    Filesize

    3KB

    MD5

    454ffdaca72c2215413d2c2d84dbc876

    SHA1

    9201a6d4ceac2ad0fb5d0de9fffba79701b227d7

    SHA256

    9df0498689d408e3751b6f6658df180458fa689375738692a637fba84cea2c8b

    SHA512

    1e2aade9f8838cf2d76c02c7df198abff44361466dbde9839176098ae923d560e91550718a59e1330dd3f5eebac3be579e0766c884f8ecc1c146793efe2c9ed5

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\SkwcU.dat

    Filesize

    7KB

    MD5

    cbbe112ac71f58e433967ac009659e9b

    SHA1

    86c56931129aa988a847c3db3f138ac4bfb27c85

    SHA256

    80ec9bac3759c9dabb3935522b4161e544277aa820e5680272b888e38b66dc49

    SHA512

    0b214bff2336673abb5e173af8bc7e60568fd15e4265977892a5ac2e4ffe2a6250546e166f26a1469461ad37309d3733f9a7223bd494c996a8eee449c63536a2

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\bKy_.dll

    Filesize

    222KB

    MD5

    e9b27306a18f18b88945cdf066de2fc9

    SHA1

    4d18490fbb336e261301a967047065dd561cc2f2

    SHA256

    a9880b90d24af3786886306aefe5c79ff3cb2fb7b36ee5fb7bf2af85f240d63c

    SHA512

    f255e8bfb13cfa070b31f47b12a4aacf9ab75a6a8191b6b83740d02c3f007b6d5255a5c2c12bc7b599996742973d2faccb5463d96d16c7aba40e34776823c706

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\bKy_.tlb

    Filesize

    2KB

    MD5

    39d776f73d1d3f771aaa8c3561367c3a

    SHA1

    eef842aa02927bd7fbe7d569c5446ef1a2ea065f

    SHA256

    c2156787eeb818e587529572599fa124773c71330fb93e1c79f4cb9141090941

    SHA512

    3174095accbf422730e60f61523dec01a9a4519cb4642a641c5f547d530ad41f5386d383b90f7daf34f1f36635775929e99d7fe0030aa24cee30f4de8376eeb3

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\hlaaejjcmahopkdamhhblogipblbecgc\aPgK4.js

    Filesize

    5KB

    MD5

    8a9698514d553ca54f58299ba23f1b66

    SHA1

    bb2ce1040c994d9fa71599f83295a1bed2b65221

    SHA256

    bb4a05f7c94404b155127a220bfea956d96ea40547a797e059f0e06b5398d70c

    SHA512

    07005f68ea988b02191ea949377873312790bb92f25dd380388d6e843159e9b0bfeab811d642ecce5cdc03e931c1d8bbd142de9b2db185835039db7a3c493f81

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\hlaaejjcmahopkdamhhblogipblbecgc\background.html

    Filesize

    142B

    MD5

    4fefb58b6c4e48bf2c6a9b3a38ff4df4

    SHA1

    1d944e753753394749932445b216cd5d4b101d33

    SHA256

    ee80206315c71102d268db22774d97d022a6da8cbc1f50c7301c7601f30d8081

    SHA512

    969846876b7d000cf90dd53fcf4f5d1aa6458a1984f16848b09bbb46ab3be3b8a1f5bd609679d87961f0a203787177749dee8376c6688825eeadf9fe7784440e

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\hlaaejjcmahopkdamhhblogipblbecgc\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\hlaaejjcmahopkdamhhblogipblbecgc\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\hlaaejjcmahopkdamhhblogipblbecgc\manifest.json

    Filesize

    506B

    MD5

    652e7ed063a5f797c2612ddca4ee65df

    SHA1

    ea0483d6742b45ffb990b07055e88b1e8451988e

    SHA256

    d21eba1496976e7fb47e02eaf54ae481f317cd0fedf5c71696dae24a7cd2fd28

    SHA512

    30182f9b4ae9712fd5d8b135c881caa089a88837ee5df43628b4c5eb9ce43d6dc339f960be2bb4a5e1c2d513378730a41c7d38a23be39ba0a32e7d9d9c0bd753

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\hlaaejjcmahopkdamhhblogipblbecgc\sqlite.js

    Filesize

    1KB

    MD5

    d52248a3560a9ecf2948fddcacbc8269

    SHA1

    3e9f56f05a85db72bd6ca9103bf06374de2ce055

    SHA256

    c60364045d5134e747752b14ff795c975d03363cbdb7739be01e06ec0ec0ae83

    SHA512

    4e3d30806e8f5a6049ddd59ef44b71ed307fce1513b3abc3ea14bae0201e296e6b8033b01cfaaa6cf7bc4378677f1f7adbbb3c9afd6db726bceb59dabeb930ea

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1b53c596cfb1aa2209446ff64c17dabd

    SHA1

    2542da14728dcdbe1763f1ee39fe9ceae38ad414

    SHA256

    a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

    SHA512

    be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\[email protected]\chrome.manifest

    Filesize

    102B

    MD5

    fa895625445649ffa97464e0ce8d53af

    SHA1

    129eef07f63fe68db9bf0770898f797d41bc5d5e

    SHA256

    9f999434108787a8239f66f77a4a121ac21953119d781ab98d5e5a3cf6ab4d33

    SHA512

    0a1a8193a4c4f9f1f6730dd71677616e4b0f16f36008edaa5a3b29989299c1f7819fffc7b7677543d8f527bb85835405e5498b43cc111fffafeb6118198ad318

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\[email protected]\content\bg.js

    Filesize

    9KB

    MD5

    ac9adc2a14e50ce45367706f2e3f86c8

    SHA1

    67190aaef617ceb6bc9f4be5e256ed71191e6cc9

    SHA256

    8b0097f0338aba8a3a5af611c174bf1a95017909defdb88255465a79f13b985d

    SHA512

    793e6f1f7586dc3e97dc14d2408a0177ba8fea6d56ba818a445bf28474b6a732d70a74b4e7ae10d126cd81c8e8f3e0562ee76c24c2d6975e94062f486eb4d63c

  • C:\Users\Admin\AppData\Local\Temp\7zS849B.tmp\[email protected]\install.rdf

    Filesize

    605B

    MD5

    fe44a6c2940c10d5d7771ac75a0e987b

    SHA1

    89837f08e2d1367b4d9dadbe12ac83f086669257

    SHA256

    e978c6da3c70800cfdbb3e64590e7192ebfd1fd47712748d1eef5ad849c99fea

    SHA512

    0cca10ae2f5d1bcaf7f7e8a99daf060d07357f53cd2da01981158dbbebf6cdbe6ec2015859aad915ea4db9a0ff274e18126086a84abf92958b22ac13f730167b

  • \Users\Admin\AppData\Local\Temp\7zS849B.tmp\SkwcU.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f