Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    29/05/2024, 19:06

General

  • Target

    819451c70f68e43cf99b9319bc989a5b_JaffaCakes118.exe

  • Size

    1.0MB

  • MD5

    819451c70f68e43cf99b9319bc989a5b

  • SHA1

    47530f573805bb840a3133f9249e8a2a6357e69f

  • SHA256

    067a6dac24d4cba5e34f8aeba57ba43efb72986d630127f28c4db8e123620e8d

  • SHA512

    a55aaf52860488a9e68913702faf2240c14e68a747d3877c96995a056298ee40470550ae6c4ea69a918bfdb7b269970245dbddfee19f67e877437fa9fa383b0d

  • SSDEEP

    24576:tLiJU7eEh63b3kgmrYU6lxVa3RvvM/BjGx/yo:tLN7yTkgNBlxVWvvPYo

Malware Config

Signatures

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

  • 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\819451c70f68e43cf99b9319bc989a5b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\819451c70f68e43cf99b9319bc989a5b_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Users\Admin\AppData\Local\Temp\00294823\l5.exe
      "C:\Users\Admin\AppData\Local\Temp/00294823/l5.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies Internet Explorer settings
      • Modifies registry class
      • System policy modification
      PID:2968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    258KB

    MD5

    e1d10cccd5dde588af8ee2cb7309523c

    SHA1

    0b9e805077320b0ce1e6620488bd34f1c4d7827e

    SHA256

    9900e517bfd4b39bd7af4bb360af52f6c95ef9b3e7ef36d2633485c58bef9a1a

    SHA512

    a929eaae12f5cb28e224fc31298af2808f995c5a06bc6f47d95879703dbb9369e2e35b4e50a452e91741e6a949336220348dbb3c389c46ea2e0ca41f592dcaa0

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

    Filesize

    2KB

    MD5

    9156db5f76d48049dbc41fd1b58b3f34

    SHA1

    5eb1df59f9b5b06ab00137fc9e6451e323d3102c

    SHA256

    66fab808188a98ba49d99b723a181aa6626197d50bd2d5e15e076dcbc6fbb2cc

    SHA512

    742a77e71c34632146e16acadb6b381694072c7f4c2dea1df1dfc645ed42673ba153c832d167474dc41f9b608142a8c41b4aecda1efdab90d87d4f5c718bf149

  • C:\Users\Admin\AppData\Local\Temp\00294823\K.x64.dll

    Filesize

    319KB

    MD5

    4f5c722b8686afbea6f09c53171d44ca

    SHA1

    184c60aafbb12d1023b1ce2aff4d3708607a75a1

    SHA256

    870c280ea861313edda0bd3950dc738ea68d006f315888d66023b54e5f98f0ea

    SHA512

    e471a86079a16d129ea0c01878af77d1aa132e629832d3f0f3d1f8a3dd250ed41c8d2f37403a10c8061fff07c07dda926ba7ffcc417c6e0100005a0f2721417a

  • C:\Users\Admin\AppData\Local\Temp\00294823\l5.dat

    Filesize

    3KB

    MD5

    2bdcd8bc4a482faf418462acf14876f7

    SHA1

    fd7ebdf07275603fa56d620d717c85e7a3d95a69

    SHA256

    84acd4f6c646b84c9af13070aa7f9c1086e8cab8bb1235cbac004ba563a34fe4

    SHA512

    b33ac586c5258255db8ab031f90ff51787fd5c8db688715f5e309dc9cdeb1de24fc6227f3712e44d929b872cd91f26329f5ebd48cfffa73d68a35f5d53932194

  • C:\Users\Admin\AppData\Local\Temp\00294823\mjanijkdgjombckoefmplfggikijkiik\Lz.js

    Filesize

    5KB

    MD5

    6b74a3b5e17e7910d72f10d96072f396

    SHA1

    beca7c06e542cf87fbe48434589755f3de6b8fe5

    SHA256

    6ff94c5aad51c7d28fb6d645bc198915521df80d3f9441e307c16c408ab09678

    SHA512

    9156c189fd4575d45eb8750e5693ada26e5f6e4e711ae7d3bed8206e931b7110204996e14bb067293419a237dc3a27a094c200e1c31cf63812112672528fc5ef

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

    Filesize

    139B

    MD5

    c6cd179f7adbcaf91526a61fa90ea352

    SHA1

    bb87ec75f8951e9c165babd90f69dbcd9d84ec14

    SHA256

    85e23333ae3bca775cbf306b042ea19a8a9e85ac4095c5be0e940c8c29d1d0f8

    SHA512

    f7712837299f8e3af9a955be507c0a5f2b69e607525a32b39e541e6c2f253a13ebc4c793b4406184d35ba782b779d116490d016280df7a5c575fdeca662cb051

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

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

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

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

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

    Filesize

    509B

    MD5

    adfa8d31019ad314650da61f46a9384f

    SHA1

    ae4efedf5cbe5df2b0b068bb5661ad5a08875fb9

    SHA256

    e9190d6f38ecdc0633d15930521b68ba379ba74928c6bd9859cc0d6892b8a8ca

    SHA512

    19f1c2c086b54a2fa85c67958418c9e1585407104a9383820c8d7d2dff5f39fd454e06868c023722e7c85e1af05d7607720e8a0685bc2079d8e83a2097b6c9b6

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

    Filesize

    1KB

    MD5

    a72cad50fb924804aed825662e48ce1f

    SHA1

    32e0949948dec10a2d2a363ca87d5747eed73690

    SHA256

    463526bb65a38791d9e6032101838d353fcbd1182a29a3a6e4241dcd13930159

    SHA512

    fd142f89ec7c7ddcdc18e4b37c3148f355d8ffd94b3eed8a3325cce440aef0f098097807aa6d1aeb32cd7c19acbc8bc580ad9776f5127452b03f9f6fcdfb1552

  • 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

    96B

    MD5

    39af275f50819bbac988e61213d443d1

    SHA1

    8c02afa30356f27ecef225679e9eb20d4e4bf01b

    SHA256

    7c0f3439c17b9d7dcabbd2e11dd7bc75f47f01ad66ac6b9bad55ee73fd8619bc

    SHA512

    c94fb3b31f0f7ec68368e06f0f1151d595365bf21b4641daaecad44cf1b87b1127cfcad0daf9bfcc6c29526e060765dd1e02f8c68e659f6c6bd4ec1db2fbc544

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

    Filesize

    9KB

    MD5

    80d3c0bf6608a11c98a7190dd5afc8da

    SHA1

    cdfac8ea4621f66f5f7df2616a86a070045269e3

    SHA256

    2e3a97e5042762a29b3022a8ac4ab08b9685a1e22311c8199668080978eeba51

    SHA512

    41100848bcd78022b0ab1a9647f83c78f1757e039b186924c29bc407d775ab68149ccf22e5fe7d2cfcf9fe8d60020972e87ae5350c9d60de63f4c73fc6d27aea

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

    Filesize

    612B

    MD5

    3dddd2e0be4abfaedb5307129a238206

    SHA1

    0467611cd4ecfc50957083519deb57d45ec9326b

    SHA256

    8284702982420a413096afa59e3198ac1482da37ef09a7a272da8e72fb107b6a

    SHA512

    8b49958207fa32d2fb4796544961dc855b3154ce6b2071e92a8fea170bade4bd945c60ab190d84e8e85771ec580e15e906c422f5c3b2691735d8fe6db5182de6

  • \Users\Admin\AppData\Local\Temp\00294823\l5.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f