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Analysis

  • max time kernel
    150s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2022, 19:51

General

  • Target

    af50eb3fc3b95efb87cdf903ea378da463638b7474c43e8ac9194c93a7cbb2d2.exe

  • Size

    156KB

  • MD5

    6dfa4e12d49358c2a9da56abf0200bd5

  • SHA1

    c9cd0e6cc8937bbea3be270e8f594ab70274b2e0

  • SHA256

    af50eb3fc3b95efb87cdf903ea378da463638b7474c43e8ac9194c93a7cbb2d2

  • SHA512

    6ee0734c8a78f20ec23ba80b8f381fbc6c1b078eceb5b2f859574d1faa1995735d69a07937bc1a5958a96161bbe9806cceae9fe131efef7f31e998e6cfc2d569

  • SSDEEP

    1536:/HEnMlUrsEVvUNUAdPt9wicf8EKmCivL48yIN3HUOwirIU5E8mAhjiax:OMl1EVvUNUswx+8mAFiax

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af50eb3fc3b95efb87cdf903ea378da463638b7474c43e8ac9194c93a7cbb2d2.exe
    "C:\Users\Admin\AppData\Local\Temp\af50eb3fc3b95efb87cdf903ea378da463638b7474c43e8ac9194c93a7cbb2d2.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1268
    • C:\Users\Admin\bgbiuv.exe
      "C:\Users\Admin\bgbiuv.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:820

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\bgbiuv.exe

    Filesize

    156KB

    MD5

    bbd4b8132c7a33a5fbd722215d13c655

    SHA1

    7bc591c756473ced623aaf7cc18bbac6f93244d4

    SHA256

    5ee318ce5f35fadadc5750db397d2d332b8bf0929c23834fcd186fa7110636eb

    SHA512

    ce577b935d690c11f3d9649f468f11c43af26729b13b9b3bd7aa6e54a67eba2857736086148b539ba52f1720fee3debfe7a276f49215b408797156ddfaed4148

  • C:\Users\Admin\bgbiuv.exe

    Filesize

    156KB

    MD5

    bbd4b8132c7a33a5fbd722215d13c655

    SHA1

    7bc591c756473ced623aaf7cc18bbac6f93244d4

    SHA256

    5ee318ce5f35fadadc5750db397d2d332b8bf0929c23834fcd186fa7110636eb

    SHA512

    ce577b935d690c11f3d9649f468f11c43af26729b13b9b3bd7aa6e54a67eba2857736086148b539ba52f1720fee3debfe7a276f49215b408797156ddfaed4148

  • \Users\Admin\bgbiuv.exe

    Filesize

    156KB

    MD5

    bbd4b8132c7a33a5fbd722215d13c655

    SHA1

    7bc591c756473ced623aaf7cc18bbac6f93244d4

    SHA256

    5ee318ce5f35fadadc5750db397d2d332b8bf0929c23834fcd186fa7110636eb

    SHA512

    ce577b935d690c11f3d9649f468f11c43af26729b13b9b3bd7aa6e54a67eba2857736086148b539ba52f1720fee3debfe7a276f49215b408797156ddfaed4148

  • \Users\Admin\bgbiuv.exe

    Filesize

    156KB

    MD5

    bbd4b8132c7a33a5fbd722215d13c655

    SHA1

    7bc591c756473ced623aaf7cc18bbac6f93244d4

    SHA256

    5ee318ce5f35fadadc5750db397d2d332b8bf0929c23834fcd186fa7110636eb

    SHA512

    ce577b935d690c11f3d9649f468f11c43af26729b13b9b3bd7aa6e54a67eba2857736086148b539ba52f1720fee3debfe7a276f49215b408797156ddfaed4148

  • memory/1268-56-0x00000000757A1000-0x00000000757A3000-memory.dmp

    Filesize

    8KB