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Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 22:48

General

  • Target

    a887b3d46a8a8b2c0d78818928273dac_JaffaCakes118.exe

  • Size

    313KB

  • MD5

    a887b3d46a8a8b2c0d78818928273dac

  • SHA1

    036eb79a388e668fb870bea97373707e0b7c0dfc

  • SHA256

    a80173abd7fffd1b48169d0c4168abbfd24ebabe35aa9876cb2fc235c52231e3

  • SHA512

    2609ddadfffae9cc5c5e39d593ff067881092cde21394c366f03c371891d80e17f35099deb10ab837df014ac279565e4d330a2aea21804b45041bce0fde06a30

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4sgk68Pxwtu8XjnErZRQCrzlZT7vgjR9:91OgLdawH8zENRQCrzjT7ez

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).

  • 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.

  • 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\a887b3d46a8a8b2c0d78818928273dac_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a887b3d46a8a8b2c0d78818928273dac_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • System policy modification
      PID:4848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\wxDfast\uninstall.exe

    Filesize

    46KB

    MD5

    2628f4240552cc3b2ba04ee51078ae0c

    SHA1

    5b0cca662149240d1fd4354beac1338e97e334ea

    SHA256

    03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6

    SHA512

    6ecfcc97126373e82f1edab47020979d7706fc2be39ca792e8f30595133cd762cd4a65a246bee9180713e40e61efa373ecfb5eb72501ee18b38f13e32e61793b

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    f686c08da9056c9b6899820ab5d3921b

    SHA1

    078e8f56300e6b24e315c288d9df86b208f00e4d

    SHA256

    abac591d67a5065c37451413e37ddc7bb65fde4db14c9dd051737ffb33f2055a

    SHA512

    5796bf1e987b200695b7b61e4208bd907852a35c7a788644b5a2b2ffc8c54fcd8d46d4829395cb782a4d5eb34b36050bca34e07407a160ce074afac20da67ac3

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    9d166a4b78de1776b6c4d9d523fe007b

    SHA1

    49e3f72df3228894bb8343737a3b65a80d0ce7bb

    SHA256

    5cc9dc4ab8467d7a5631ebbf57feb85f4513f0c35a4cfce7b3750e3d3a0eaac5

    SHA512

    7f82b4d1f960ae4299a1cc8b85babd840e5165217190af6c6f2c74112ef65d08f8b883ec9ba57d3f02efad6187870f7ba2bd90b7c7acd16c55c291703fa57800

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    dfa7985b0c5516df0733cf10c47352dc

    SHA1

    6efed3abdd4bf76ce721c945299ca3544f5780b2

    SHA256

    c3f1f00b6eb814ca669705f809f4d3b1a028f7306eafec3091ad418feadbdff1

    SHA512

    dd89a52a485419590640f672df2021ec2d6b33e19c5a644e06fa325ce9579865c27a5ca646b0da2cf67ce9dbbd6ef7422cccee2b800188c0a46af1a88ac5ae76

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    a0dea731e7ae56e0d553c525ff6c683a

    SHA1

    884c653849a781248db9ae5619751881700cff2f

    SHA256

    5dc500722ce8e2b03f0ac11d1ff71e36d661072476f1c07637f1472c3f465782

    SHA512

    23a5eb1584feb722ffa00103b74953199437351efcf6d6375182a60a49214868882685b6e76087ad4d1c1ac848101018b72675eceeee9137c44161dbaf682cc2

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    5ef77f0c61be0b30af876db456c2003c

    SHA1

    40fcabdfb55d1cc1fe269173e78668d2d6220daa

    SHA256

    297af51200939b558b13ef3e27a7615b14dd4a30429acfe2e442defb94aebea2

    SHA512

    463ccb356edb5526ecc257d6ad3892cf4af617524d644325f6c35d4fa3473e1a1eaf44598f9d73b4b229cf0becc9f24cdcfa47497c06ed9908029af058cbd19e

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    9819faa4bb08011dffd5df1ee3f945ac

    SHA1

    0f545405b8d0b671e1f5a3cfd8bbd56cc506f9c0

    SHA256

    d56447953bc9455da62b9107401cbc3293bc0120786cfba926f66272a7407189

    SHA512

    a786a8162f59d833fdba7ef3f1c3e80e3974d6001ad9591c50f57ad488a93b49631d82186df243e7c700071461ce30078d15244f9d84646147b0e762e03c81fb

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    683544f5fff573ea2bad58e087a9e3d5

    SHA1

    e784278301b667d364ecc9186223dfa83035dce0

    SHA256

    25a975061668c8e530341f7484b1c5af3a9b30e05537755b1f775975cf629cb7

    SHA512

    d07742df9663e21ad73541412dcc137d4b0734543a797de31cd1d59f30d9ae63324efb642092cd2a396ba6db04f44ca456f0a9e4b4ef2781a44c40699b88041d

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\[email protected]\install.rdf

    Filesize

    677B

    MD5

    6db190dcb8448b6882843da0a1d9e04e

    SHA1

    93a5d6ef878e7fee992681141626b8f6d692292f

    SHA256

    e715cc250310eb3c105944245db49cee2a2f667440f5ed5e9b091e41a18247a7

    SHA512

    6a68bf0ab6d260bc07ae7d09ad33ba9b4df95ebaa359a0edc2c5a1ed2cfd592f3e4cc0101dc6b20f53fdf0f9e1ca1e6c89b1c6ecdc7f74c3e3235cc30ca18223

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\background.html

    Filesize

    4KB

    MD5

    106be662069e1034e73ecbda8ec9c8a6

    SHA1

    774cf09baf4ad88a80275266ae002c03a91b498d

    SHA256

    4e62dbf921d3e094f3720b8b1dcca058e6cb0492bde3482164c0fdf869ac71d6

    SHA512

    3f17478a5bbb9bd7102ac453f12113f229b01c91bde01a60a65c96a02cc0ade66572744451513b046427c3a4e34ae931205fbaecc52c8573bf312ef6dd58f8bb

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\bhoclass.dll

    Filesize

    137KB

    MD5

    ac13c733379328f86568f6e514c2f7f8

    SHA1

    338901240fedcef4e3892fd4c723c89154f4de05

    SHA256

    7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562

    SHA512

    35f69a82694a2ea4268a3dde7940af6bd1c87a32d93a72723464f90e4e818805be9e80872469d1cc29150a9aac872fc78613a584baa1327dfa8478c2de5672c4

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\content.js

    Filesize

    386B

    MD5

    94ef341cf914eb72f434933a1a00da94

    SHA1

    3c89ea77c252c8f591fafbcd958b745904449475

    SHA256

    81fbcf64084ded46ace66166ae7239468983767b6d1f95f0e84779f26def2bc4

    SHA512

    2f2c111e116b2976ce83d0261aaea21ed16ee71da016eda6ab3792dec06dfef15a644428f6760999beb8f1740f29c7fe89602656e28ec93087dc0944c2955fcc

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\ikoeigalafdjkamfhfhdokocbmpbpjam.crx

    Filesize

    37KB

    MD5

    8615cb9e4546ee9a803c592a9b79171c

    SHA1

    59115fda6a79c38c881c8d3d93971173a8c633df

    SHA256

    6121c18d539c28fba49948c311330488789adff9443ddb059580f226f11ff8a0

    SHA512

    93b9e4468a31b1454a081858f44402d9b4cf6922ee5bf9af8d0d5b9837be0d9a071aa096cdac4058857f4f47f7c9c1271931919b70a79e45dba7f6235fec0004

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\settings.ini

    Filesize

    599B

    MD5

    287bb1a46c992de564469debb8a6ff2a

    SHA1

    4fab0c0acdca459b34a781a00d40ad0895e4349f

    SHA256

    0891c3539e2e7ee9b496bd8784d4ee6e015a7f7cf851d47f196dad1d160cae4e

    SHA512

    77eb4cb9df368249529ec37fee89a0ac6ef46a7ea0d09b279d02e7ddd48d6835bdfbb46c9b94494df4cf805201ea1162e69418f1b304237d6691b3aba0b2db61

  • C:\Users\Admin\AppData\Local\Temp\7zS83D6.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b