Analysis

  • max time kernel
    57s
  • max time network
    64s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:23

General

  • Target

    c8af0ef9f13180cc0f4b57c54eda024f102a3ec28e4c6288a162dc7540d51c2e.exe

  • Size

    931KB

  • MD5

    c7751c9253fb3d49a14f72561cdd0adc

  • SHA1

    f38727311bfb62bff966c032d05e3821f0788bac

  • SHA256

    c8af0ef9f13180cc0f4b57c54eda024f102a3ec28e4c6288a162dc7540d51c2e

  • SHA512

    c2cbd4987d89735028c2e599603dbc97ee05db31d6413347e2e8ddfb04d9778a2d7d974e7d4180104844ccdb76e649d4f88ae491163471998ef9ac12498c1766

  • SSDEEP

    24576:h1OYdaO7CZ/iWCvu/2sWsJA/jlt+DHhsX:h1Os5CpYO/dJJDHhsX

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.

  • Drops Chrome extension 3 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c8af0ef9f13180cc0f4b57c54eda024f102a3ec28e4c6288a162dc7540d51c2e.exe
    "C:\Users\Admin\AppData\Local\Temp\c8af0ef9f13180cc0f4b57c54eda024f102a3ec28e4c6288a162dc7540d51c2e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\tstrGiXAejmByno.exe
      .\tstrGiXAejmByno.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1216

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    7da43a1a0521709862715c1381ba9024

    SHA1

    695e9d0af7d97792fb688db95e6ae8305017d294

    SHA256

    c10858c3f84c410373348223893ac748324dc079c4d090153284b56fc057e597

    SHA512

    5c3e491c5f9804ba5a82fd24a25ecd34705fa28e927d888361dc62c0c7bae42d6ec267611fc6bb9d15c5401144c4aaa65ec7b291954a681559e474a28dcc10c0

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    820c4654b0e1aae5084e9ad739f0a0c1

    SHA1

    40fe2e6b67d1ca0371fd1d8c32a69c6fec9945c2

    SHA256

    37b07c0b0f1a236415c0b276ff52bed52b03fe582e393b8c310fe84227f9ada2

    SHA512

    b131c73951db482f67ef0a573fbd9f971aaab7163ab79cb30c8909aebfe46ed44b014ac6fb06a755e4db2ee43e1c31cfecc8caea2ad3def99e272246d1eae8d1

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\[email protected]\install.rdf

    Filesize

    591B

    MD5

    63da0a9b398ab0d9f5be467b855a65d2

    SHA1

    d1920d9618fdd5f9539c74e33f6286f1dffb88f4

    SHA256

    3ab7a246afa2d017ce40b787206f03254ddeaaba365aff055deb8f577e19963d

    SHA512

    f2f78661ee21714e6fb8c14ea1efdec535c1805e6483380b24589b37913f10f65cfe026bbd0f05d2e22ad1445d31eb7ef9bef3a993ac2e6a778bf0d7abaede35

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\ipmeiaaklfelpblcmgcpphkkinlofnbg\BQd0d5V3Z.js

    Filesize

    6KB

    MD5

    f87542e61217e72cca1e04f90e628e3f

    SHA1

    d04d27b2d4d3e1f7dba73160f76cdf39e9fd111f

    SHA256

    5037820c887d8ca1aeb8249bf20e4cd5fbf58b540fe1ae69859d13d092f749b9

    SHA512

    a46a45d3e3d9c6cc3a5159d8f030f05ae3f2281e9224a80e76649b1af1bd5936674c89f5cfd76b46b58e26f64da40a02597bef8bd8322662115bf3ff6ae21723

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\ipmeiaaklfelpblcmgcpphkkinlofnbg\background.html

    Filesize

    146B

    MD5

    e4afc1573483ab51e6fd5a4f559a49a0

    SHA1

    68f94d849317fa2c452640078b46b179b6cb1ee1

    SHA256

    f75e87f3b0ee49e18dc4d79521a72a182be139fb33a133ec9c3cda8756332e22

    SHA512

    ef7bd8d8faaf5f46ae145b73b72f7be3a5613e9e29292617c137d0e9a3c5979cff70c4a43772f3a70ba07e51aeead3823f8e65d5ab478307e0a99945308ec9c1

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\ipmeiaaklfelpblcmgcpphkkinlofnbg\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\ipmeiaaklfelpblcmgcpphkkinlofnbg\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\ipmeiaaklfelpblcmgcpphkkinlofnbg\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\tstrGiXAejmByno.dat

    Filesize

    1KB

    MD5

    429574e995ce578d1269b88087c7d901

    SHA1

    188de66ce6b651935f8f011c204d574d8a1f5604

    SHA256

    3dbb83e06ce2910c95bcec2ed5d8d49fe321e4c03a95adcc4bc390adb13488ed

    SHA512

    efaabc5c77c17d5173c29e724e4f763c6b65c63d2acef9f915cd7644a3304afc8abb8143f8525f22de9938ef206f9c88d5551c1b28e20a6cc69907e43a180964

  • C:\Users\Admin\AppData\Local\Temp\7zSB80A.tmp\tstrGiXAejmByno.exe

    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • \Users\Admin\AppData\Local\Temp\7zSB80A.tmp\tstrGiXAejmByno.exe

    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1216-56-0x0000000000000000-mapping.dmp

  • memory/2028-54-0x0000000075881000-0x0000000075883000-memory.dmp

    Filesize

    8KB