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Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/01/2024, 08:40

General

  • Target

    1.exe

  • Size

    37KB

  • MD5

    0de31e650bcea7c72dd79073999a7dc1

  • SHA1

    ec128afe544daf0ed9f4325c48772f5f360bcc48

  • SHA256

    1c0d47e5753714456bce1435810059bee8d3cdf7f579f7d1de39d65ec7452cf0

  • SHA512

    2b6e295753a339c23683bbd4212b867657ab128b6def4f37c8ffca78a456192ca7e754400acf36d1e3c0ee1415a9981260d88ed441865f1644cd6e9d8015dfb9

  • SSDEEP

    384:1W6vEiTb/vpWNcZ0y8fDC7//DwLkyYd/rAF+rMRTyN/0L+EcoinblneHQM3epzX/:w6vTZ38fDC7/sVY1rM+rMRa8Nukh8t

Score
8/10

Malware Config

Signatures

  • Modifies Windows Firewall 1 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops autorun.inf file 1 TTPs 5 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1.exe
    "C:\Users\Admin\AppData\Local\Temp\1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\ProgramData\svchost.exe
      "C:\ProgramData\svchost.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops autorun.inf file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3580
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\ProgramData\svchost.exe" "svchost.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1932

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\svchost.exe

    Filesize

    37KB

    MD5

    0de31e650bcea7c72dd79073999a7dc1

    SHA1

    ec128afe544daf0ed9f4325c48772f5f360bcc48

    SHA256

    1c0d47e5753714456bce1435810059bee8d3cdf7f579f7d1de39d65ec7452cf0

    SHA512

    2b6e295753a339c23683bbd4212b867657ab128b6def4f37c8ffca78a456192ca7e754400acf36d1e3c0ee1415a9981260d88ed441865f1644cd6e9d8015dfb9

  • memory/3580-14-0x0000000075180000-0x0000000075731000-memory.dmp

    Filesize

    5.7MB

  • memory/3580-12-0x0000000075180000-0x0000000075731000-memory.dmp

    Filesize

    5.7MB

  • memory/3580-24-0x0000000075180000-0x0000000075731000-memory.dmp

    Filesize

    5.7MB

  • memory/4556-0-0x0000000075180000-0x0000000075731000-memory.dmp

    Filesize

    5.7MB

  • memory/4556-1-0x0000000075180000-0x0000000075731000-memory.dmp

    Filesize

    5.7MB

  • memory/4556-2-0x0000000001990000-0x00000000019A0000-memory.dmp

    Filesize

    64KB

  • memory/4556-13-0x0000000075180000-0x0000000075731000-memory.dmp

    Filesize

    5.7MB