Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-07-2024 20:54

General

  • Target

    262cd8a3e622a318b1ca55d2cb07a9b5_JaffaCakes118.exe

  • Size

    313KB

  • MD5

    262cd8a3e622a318b1ca55d2cb07a9b5

  • SHA1

    86a87cf6fc3b48e7acb1244d092793642f01c1f0

  • SHA256

    de19b63b449c53addc41daaf9c682a4ce8f69df00a02b0e9a83e483371d9b628

  • SHA512

    550aaef3f66e24cdababa7c6bb28218c923a3690d16d49f58ff9ad284acec94ba160ca1dab0bc5d2097b81267632c95d5a5d91102cee7e6011292501bc4fb13a

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4sA2oRREAVi6K5EyV3Gor6UJuwd8MjpJ:91OgLdaB0AVJK9V3Go2UIIB

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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.

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • NSIS installer 4 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\262cd8a3e622a318b1ca55d2cb07a9b5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\262cd8a3e622a318b1ca55d2cb07a9b5_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4008
    • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:3412

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Bcool\uninstall.exe

    Filesize

    46KB

    MD5

    2628f4240552cc3b2ba04ee51078ae0c

    SHA1

    5b0cca662149240d1fd4354beac1338e97e334ea

    SHA256

    03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6

    SHA512

    6ecfcc97126373e82f1edab47020979d7706fc2be39ca792e8f30595133cd762cd4a65a246bee9180713e40e61efa373ecfb5eb72501ee18b38f13e32e61793b

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    6a0358919f24d95c23a766dd4c69e793

    SHA1

    5b3a5a4fcaf77d841629f1b5fdcb965fb9a8ddf0

    SHA256

    719ca9a67d3f81b2d358753459873ab0b6889f635bf61fcd4daf918d3e383477

    SHA512

    917f26810fe50482098378410d1c404f99808496eafcbca78b0aa06f9a2e6336ac4453186e84c2c2d6077c2068f810fa4bd00bfc21e593a1bd6689ce4e437f3d

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    42bd94d1dffdc8b476b63fad7bb2e78c

    SHA1

    00c3af87e2b72e197ff68740374248cf9f14dad0

    SHA256

    ad114531a4d723177bb9d36be26f3f79776ae8b6d7033dc3fec37d353672a142

    SHA512

    a5db2931ef9802cb8fcba721ed165a2fb4b9e1a98a1f370241f6bee9e9e0cdc36aaf1e7d71f64f3494405830613804d862c70b89141195076e3e2c0def22f5c1

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    a7f12849cc40b65281dbd74a24e14ff5

    SHA1

    601442e8f775ba7b740dd02a3ac05ccdacf3ea5d

    SHA256

    ee8b3482e0fbae0b76ff71aebb5d8e01ac8ac8333348145d26fe4fb195dcc2f4

    SHA512

    7426c3e345524ad22f40779efc3641d1674c005bbd5559d9f4ad2aad43c8fa42ab9604715b5fc6cc67fa23dd681681580ea73a7de3e44ae01cc92071f0d3db44

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    1b5220fa787342b51bc0167a02c133f1

    SHA1

    9018d27331aa97d779d8f2422a50db5dbb5de53f

    SHA256

    03312498890212ead0468642b31260e0ed3084bbea5009fc98d8e92c5ec5d24e

    SHA512

    8a96400446ab9542c4a94463dfb09d275d5c128d681e7c8801c31d7e271c6c199b85a45eac5cb1f8645ce7c7b2ebe7d6d448fb3d962a196db87c4364fb1b337a

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    13c1e38c4d7ab65afdc05f4a1494d4dc

    SHA1

    0b88c483f70e982287281ca072f5f5567f335249

    SHA256

    b6e13cc0f614238c0b75a6fe7923cc4bb5df039f0c852d8e81b7180f7d11c814

    SHA512

    643926d08b585a796b4f35b2960d45552e62769b4124682b0e8cbfadd1b05d89dc9a8b7cd7db3c3b711b8f9a06b3522be175460c4a4114b0ff3ad7de1c101f7d

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    f98708fb220601c0664bbafe4a7721a3

    SHA1

    d08d60df1729b87ad175924f2e3e76e4473c0e66

    SHA256

    d460da34b2e25060756a73f7b33e5bef260542ac000995776c4acfcd6de83173

    SHA512

    46d5fc654a94def4636cf893234784ad12cd3e96bbff45582ea41c3edf627cba00ed5d7833a0d09842563d85927ce8bd8700049ec36ec69a312d08cf0df2a456

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    9f494ce9f1752fb0c87195f7e54768b2

    SHA1

    d10c826658104cb3aa96473f2cf0f301b6815c52

    SHA256

    a1401c5441bcb9696d11c21509dea5e7f2e61e1bf8f405317461dc6887f487fd

    SHA512

    b61ae875777a8ed5aeda979b7066137b3879574393a6ef856068e0fcebd9db70b502b7e8b6770390127f8526f5cab414c542381f3e771dab09d50f7d737b101e

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\[email protected]\install.rdf

    Filesize

    668B

    MD5

    a0832a9696b41924dee0cbcaaa628f87

    SHA1

    335e812ba37c7b3a90261f370b182df79170b492

    SHA256

    f2964a0219e14cdabede50df1fe7f6bf78314e3fae29230769829b90c12b1499

    SHA512

    db1266e3f4f1f163db80f2ed65f989635fa219f97cbd1bc146d2002ad2550916c526f6cc61d8d4296b64719d10fca21f9fe0189811dbbf1e7991b49bf18526ee

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\background.html

    Filesize

    5KB

    MD5

    336f3ae52b0ec7aaa0db8588039beba1

    SHA1

    9ff31c06ad6b0f166094591f0ca1ceea941b1cbe

    SHA256

    50c8b638e6fa2be716f6e4bae5f1390d89016b6fddbc0890b960a82721f7e672

    SHA512

    47b0d8477d7d2d0e168a9ef61a20cdd6a8dbda8c5b536b8068d164682c9a167d12060cc554c3109ef4526949d0f7b931b7567d6feb5ffbfc32726e05745ec8d5

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\bhoclass.dll

    Filesize

    137KB

    MD5

    ac13c733379328f86568f6e514c2f7f8

    SHA1

    338901240fedcef4e3892fd4c723c89154f4de05

    SHA256

    7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562

    SHA512

    35f69a82694a2ea4268a3dde7940af6bd1c87a32d93a72723464f90e4e818805be9e80872469d1cc29150a9aac872fc78613a584baa1327dfa8478c2de5672c4

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\content.js

    Filesize

    386B

    MD5

    3fcec8fa38a822627d4ecf2359868c49

    SHA1

    490e2ed58feb64ff77c11047ef9345ce99068da7

    SHA256

    6b866a3fb717c3b73357309c25c0e53060addd3fc529f0662397c869155e8b89

    SHA512

    a7eac0ae9b1171c02296a1dacbc82bf1d93657d75bcc86cba7041e90d82d177f50e4366e55ffa9246e5f3d7b409e7d24f25ad4eef2dbb1b29a3ba32011a6bbb2

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\kfodkflafdjckokdjkcjheojaepagljl.crx

    Filesize

    37KB

    MD5

    cc64897a7fdc1f02102605d0d1adfcd8

    SHA1

    53ff2f194f11c43f7554364c173144ae831db140

    SHA256

    7578777517eef8d6ca7bfe287b9a850ef6f0bdfbdd7bfe0fe50f887c14d6f89a

    SHA512

    5f76ee38cf5705921305e289c42eef79d44f6e8be646f1fe82c1ac465c059d105eeb1e091777f0649b2b7e554f2ac070f1e3d10d6e2d0b1187548c568e880b8d

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\settings.ini

    Filesize

    592B

    MD5

    97f43969fad77a36e77090a6f397e915

    SHA1

    c8ce297df370ac1a8d1566e13948b58aedb46bd7

    SHA256

    add1d6af88598efde3cb5aa22a0f0b1360ba43560eb23e8343e18b370bcad4b4

    SHA512

    82bd265f04f992909dbd9c059363a1248f979990e319e547701c5cb09df71657810aac5812b66b6fd46ab8c256af8a7caad8dbd45148436eacbccf64eca74168

  • C:\Users\Admin\AppData\Local\Temp\7zS9EA1.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b