Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2024 01:30

General

  • Target

    b5a72562707f2f4f2f07c554f1870edd48b8dfd2c0666ec8d2a88cbea50235e1.exe

  • Size

    4.5MB

  • MD5

    aec2d8c2cdb68c3fd3b8bd06fa1d8310

  • SHA1

    6d0cdb1d723ee001b8ca2aeb203a96d4f82e5118

  • SHA256

    b5a72562707f2f4f2f07c554f1870edd48b8dfd2c0666ec8d2a88cbea50235e1

  • SHA512

    f0b5f51206ddbb67368ec79f8f1da6af56862619e5b130aabc9ef04685d668407bbd8ccc620b36d301e421afbfee83e227297358da4e3c579ba517fc0f6a773f

  • SSDEEP

    98304:UQw8W2rsSMlXzmcwZXR3uvYgwz2HzLisCdC:ZhazmjZEi23CM

Score
10/10

Malware Config

Signatures

  • BlackGuard

    Infostealer first seen in Late 2021.

  • Blackguard family
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5a72562707f2f4f2f07c554f1870edd48b8dfd2c0666ec8d2a88cbea50235e1.exe
    "C:\Users\Admin\AppData\Local\Temp\b5a72562707f2f4f2f07c554f1870edd48b8dfd2c0666ec8d2a88cbea50235e1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1940 -s 1088
      2⤵
        PID:2120

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\ETUVA\EASET.xml

      Filesize

      1KB

      MD5

      63804d4b5f68f502555e9d5e7287bf08

      SHA1

      58dae40f00b7f951e05cb10858e06aef86438dae

      SHA256

      bcdc4437531e81b272643614d726ba37fb58fb752d0385d8aab94a77e4681108

      SHA512

      5656a088195e3b3741c1061c1f46394379debcb66b84598459f9db32b72568c172c324d4e6671d37ad12aca98d2e426c377a9eedcf880b8717cd91a39d3a7b03

    • C:\Users\Admin\AppData\Local\Temp\Costura\50E5C95F83CFA2A62760985E8C452772\simplewpf.dll

      Filesize

      21KB

      MD5

      6949b56eefede827d7a82acef8ea303e

      SHA1

      dccec3108c724a477154099cb970d1a6cbc6f0f5

      SHA256

      108992c9d8aae7ca7db8db951d240b86ae3be26fb06cc2813b629db59cd80d7f

      SHA512

      43d3413789415cad525e97441154067a858d0a28f1eb9939c2938e838f0d91a169a11875ab65d17eb642df437e480c3afc74d7e3d3f468d5bd4b0f3eb7f9926e

    • memory/1940-0-0x000007FEF5D53000-0x000007FEF5D54000-memory.dmp

      Filesize

      4KB

    • memory/1940-1-0x0000000001030000-0x00000000014C0000-memory.dmp

      Filesize

      4.6MB

    • memory/1940-7-0x000007FEF5D50000-0x000007FEF673C000-memory.dmp

      Filesize

      9.9MB

    • memory/1940-9-0x0000000000260000-0x000000000026C000-memory.dmp

      Filesize

      48KB

    • memory/1940-18-0x000007FEF5D50000-0x000007FEF673C000-memory.dmp

      Filesize

      9.9MB