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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/04/2024, 18:20

General

  • Target

    07a689b13a762ea04a4ce737e1ab5bf07b941766b4dd39ce042733727cd82c66.exe

  • Size

    180KB

  • MD5

    6c195fdd3feed05dfb0f92bd596f0882

  • SHA1

    9aaa4b3097944475d5126da567b1e9aa1b3a775f

  • SHA256

    07a689b13a762ea04a4ce737e1ab5bf07b941766b4dd39ce042733727cd82c66

  • SHA512

    108e38341c3698d5c3beedeb4e57e009d0e741a3f434c2e4506aea96fcbd9fab6865d5b92aa49251e8f524c2b12708f4664ace02109e2c51142286c5e66214af

  • SSDEEP

    768:lM/HdK9ki5+OXe04H7cHPHYmug6UXQm1dIZE2ocOT77e:lkUqHyj6S3T77

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\07a689b13a762ea04a4ce737e1ab5bf07b941766b4dd39ce042733727cd82c66.exe
    "C:\Users\Admin\AppData\Local\Temp\07a689b13a762ea04a4ce737e1ab5bf07b941766b4dd39ce042733727cd82c66.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Users\Admin\qlviis.exe
      "C:\Users\Admin\qlviis.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
      • Suspicious use of WriteProcessMemory
      PID:3744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\qlviis.exe

    Filesize

    180KB

    MD5

    1d18e65f848975345799bbc904763301

    SHA1

    5bab6e0642ce0617c39963c32b2867c7ae70bffa

    SHA256

    9c34ae20ce2f84721775df228d83859fcfac6c2557101315e58b9a1141f5475d

    SHA512

    9c8f2b361217942626ee3297de7a8519a2f8c4d19beb6d5679b682cb733193cd68f55f50bdd5ece35fd18ba9c139e4b21179680373f0ce29a0f5b5e59ccfbf1b

  • memory/2208-0-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/3744-21-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB