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Analysis

  • max time kernel
    154s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2022, 02:38

General

  • Target

    bdc1dd45cda5ceff4d0a62efd37a3cff70a5715eb44f6e4f5fa75e8f7571fba9.exe

  • Size

    84KB

  • MD5

    f7a01298c1186af504e422504788d9cf

  • SHA1

    899823d8b509a2b08993e6c8b29eef63d05d1992

  • SHA256

    bdc1dd45cda5ceff4d0a62efd37a3cff70a5715eb44f6e4f5fa75e8f7571fba9

  • SHA512

    7d4086d040db36cdbf253e89b48ce076fb8ff7004bf3c8eadbc835eeb38646055567702d607d654f02cc5fad3d4cc6e435424aa922654b9ede6f55ce75f9efb9

  • SSDEEP

    1536:L2Ek2YwI+mwdQBGlF2e5kFWNTr1OVz+IHQV:LP1VFkoF2eC0Az+IH0

Score
8/10
upx

Malware Config

Signatures

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 1 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 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bdc1dd45cda5ceff4d0a62efd37a3cff70a5715eb44f6e4f5fa75e8f7571fba9.exe
    "C:\Users\Admin\AppData\Local\Temp\bdc1dd45cda5ceff4d0a62efd37a3cff70a5715eb44f6e4f5fa75e8f7571fba9.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1396
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\a.bat" "
      2⤵
        PID:4804

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\a.bat

      Filesize

      176B

      MD5

      114fa56a27e1d62bcf7f5e53fe0a4b14

      SHA1

      d80039195fc522cb90d40e213684f5ba9f72821f

      SHA256

      fab65e28342bd6c887ac93f16372bc0719b61cfe28a2cd85edee4673d63324a4

      SHA512

      23dbb4f4f33be60492d99c50a726a7f8173d414f7b1070d9dea75f577c4b6f870756b9260843eb247fe8939b06498dcacaaacd9b8c40fbe7d003fe1884eebee4

    • memory/1396-135-0x0000000000400000-0x000000000040F000-memory.dmp

      Filesize

      60KB

    • memory/1396-137-0x0000000000400000-0x000000000040F000-memory.dmp

      Filesize

      60KB

    • memory/1396-138-0x0000000000400000-0x000000000040F000-memory.dmp

      Filesize

      60KB

    • memory/1396-139-0x0000000000400000-0x000000000040F000-memory.dmp

      Filesize

      60KB