Analysis

  • max time kernel
    91s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-07-2024 12:46

General

  • Target

    609b8e31d1492d30ac3bf3b1c1156f90_JaffaCakes118.exe

  • Size

    313KB

  • MD5

    609b8e31d1492d30ac3bf3b1c1156f90

  • SHA1

    e75de127a4dc4b2e0184587286742f974230cccc

  • SHA256

    33aa4863ba96f8d4a75044dcd1b49d0883f2aecc51b5b39f5bd6fca482c9a94e

  • SHA512

    674d105bed7a3cd73c70c6fa8f63ee369a37b3dd05e1aa1af368207860d45424ca5eec317c9e67518e7f9b7f4f28ae2fbcfc18ec266ea8d6895112b204473a56

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4sGO2ZxFsKlaQ2QDIUqJxj08JBF8vvQS:91OgLda1O2ZHR4QhDI9xjZGXv

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\609b8e31d1492d30ac3bf3b1c1156f90_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\609b8e31d1492d30ac3bf3b1c1156f90_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:384
    • C:\Users\Admin\AppData\Local\Temp\7zS7C54.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:2632

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\7zS7C54.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    c94e3ef4c97f25b837daf50033cf2b69

    SHA1

    5750fb7640ddbe871399b10238f5756eb42fca64

    SHA256

    0d32c9398ca9411fa40d2238df3857211651754adc7ded22159bcc48db00e9ed

    SHA512

    e415e5c4fe09fb6a26a0eecf700deedf81eb38042f36d3026b14cc2584e447dbdf1e357f9ed87ceeb00811e33c1265482c3d1ede366ae664a2f8024d74a66042

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    c5d6d079d55d7dd9e215dcc36fe7ea63

    SHA1

    3ea7ba051ea7e4ca14eb368f9c71319239275b67

    SHA256

    be8c2482511fbf6fd1eeeb39a6dce1b08edf35f047ca5884999ac5381702192a

    SHA512

    7f9a58fecb35863d59f1871971f3ea61ea68bf5829af3fd2a43783603423d9ee4e9afeb591d8fa644e0e4b0afc83a4663d1a596db39c26f0bbc95599092d8bba

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    c45ad4774a3e8304b63a21c06ad757ab

    SHA1

    14b14628414db4d2342267ab581d204578c303a9

    SHA256

    b18b19cf09903a11b8f3f4e3eba6e12ca2d92230debe063dd3130d10a30c2c31

    SHA512

    821f015e30b4c22c185e9ac12f85b6dde9155d42177af250bdb0c7e62aa0dd6af7faa6ad836c253e7a69dfd988975b94f5b38fbb07f95293d68fff8186385d10

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    f78b5d23e6f75b1bcc2a1b7fab045f35

    SHA1

    085c1d62228453afb497b608b5b7d12de2fca7e0

    SHA256

    fbe5576b42fa91013c3b8cdd6571020cc8bd148db52271963567ed32ddcb690d

    SHA512

    222bd07ab6dc8d6dc6f87d0430f6a06f47021a47349b13cff5e815ec959eed5f39ef05b9572762d6ab4d298acef0a57547d02b51a52ce61dd89a9c7b58788a5f

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    92781894e16ec6a302697e8bc01f1099

    SHA1

    f77869e0f83672548df66c4144264af06e9ed5e2

    SHA256

    6181bfdc89a4f677282100c1975d2f945639821ab3326c6ad840dfd865bbeb5a

    SHA512

    86d79758abcfeaf5951ca79078b38afa9c56653a67864d72d7beb2e53e4716b89fc48e93a1a11e376a2fd4a56f4d1a72b7cba50904b62bd7587e61188f1c3414

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    8d5cb3f7e27b8ed527369f45439d96df

    SHA1

    b2adc48755421e3c1dd61c469a4ec85f2fdeeffb

    SHA256

    3f06e657bd8981c37eb7f3d1d93718cd2f99817ab434bb109e87c1394049fb6e

    SHA512

    eede869843ddf23a3eaa448d3c24f812a644ba2fe29364de2a93e59cb0f1fba1889f9d7dd70c63b7d1ca610e3375db7f961229683fb614c720ca380b6b8a4d02

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    481f5bd0fc8fcce75c0458822282b130

    SHA1

    38640ddb6c3dfb06bce9c1d8576c390ddba164f1

    SHA256

    aca32bb6062e4ef26d5ae9fb869081cf9e4c94b6c8fba2c807b2ad13976126b2

    SHA512

    de109a261a3952f62d598b6358d7b96614c6fd75a97476ff3dbf2b48be8d19d25ef1cc4f9f0910c677f355627490f77d7046efab5e50844d4ccd8f55634d8a1f

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\[email protected]\install.rdf

    Filesize

    668B

    MD5

    1af2a5038cba3741469169587275604e

    SHA1

    6340c206e20cb8148573233e523cc02de26c8bd9

    SHA256

    5f4c578557b5293d31adaae517695668b5abf8ac69550604f30422c9188b9086

    SHA512

    c77baffbcf72bdbf0f5ad0baa36bc16238d8eaa55f944795da4f3547aaf909a88d5f0b4918f389039f2a7e112c42a769f9880c621aa2b517dd6db54d323224c0

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\background.html

    Filesize

    5KB

    MD5

    8e38dfe3966b36e28636bc434a6700dd

    SHA1

    b50b1b546e3ef37bd92ca88eda303d5ec096b811

    SHA256

    5e8b04b04050726a7217dc374f6ba0905d2071bc49ddfcba9d021b276e12510f

    SHA512

    719947aac6337a8b2f9f6ed9d850986b9d6aa37ca818fd2ab4542a44a766c2c860cb659858e23d00990a8c61086e0403d1893173b203c94efd4fa9a6e9ca7771

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\bhoclass.dll

    Filesize

    137KB

    MD5

    ac13c733379328f86568f6e514c2f7f8

    SHA1

    338901240fedcef4e3892fd4c723c89154f4de05

    SHA256

    7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562

    SHA512

    35f69a82694a2ea4268a3dde7940af6bd1c87a32d93a72723464f90e4e818805be9e80872469d1cc29150a9aac872fc78613a584baa1327dfa8478c2de5672c4

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\content.js

    Filesize

    386B

    MD5

    514523bcafe2381176c811a98083301c

    SHA1

    e2b8b8bf07cc5331f89495fcf12ce49887d0e14e

    SHA256

    c82eee1ed3e31122903f43fdc24bdeb10b66cbc88d29508491a09724174a351a

    SHA512

    84da9ea0158ff11ee9933ad3cdee2d77864affdd2fe4513d2e59e873b587aa4e3c0131793b6ab399e3a76421946d744f7a89d1f70e08b8b3e0e9add3fa481db6

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\mbknnjbokncmckggbfdkiggnlmidkfhk.crx

    Filesize

    37KB

    MD5

    cfebf6bf37e97d0daf50b1deefe636b1

    SHA1

    f412e91ece3e43f197ffde9265e2763957096464

    SHA256

    7d8def8fba54206480c37ccd5d3519ba7ea64b5d5bd075b8fd3566a67aa11a52

    SHA512

    4e4539d6d5d1492f3ede9417b8214f41555d74786861cbea2203519581aa19721e4c399a1d7f2592bcfd0e4644c669c1df5efbf3bf6bc42639eba4ad287d8d23

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\settings.ini

    Filesize

    592B

    MD5

    e657c94145fc9544c6becb7d499ae486

    SHA1

    56e65dbb1b0d1d55894b9484a4be3c65b484c720

    SHA256

    a0a96a7fb446c38db66c3eb00c58a3364ac767ec34bfe07915022beda5fb54d3

    SHA512

    e0cc591aa4eead26e6a955b1e2a02a91ac7f8cd7540133acbb7cd92264127c38a8269b0d93999bf357d998a8d57397a704aa748f46aabab0ee32f6e93614e3d8

  • C:\Users\Admin\AppData\Local\Temp\7zS7C54.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b