Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/07/2024, 12:17

General

  • Target
    6ddd28445b8fc2485cb72f22d1adc936.exe
  • Size 321KB
  • Sample240723-pf2daaygnm
  • SHA256 d73a9c06d72b25fc9cc1d3883ba52ba949c91297d20f8cff37481d9b442a7ef7
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 6 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ddd28445b8fc2485cb72f22d1adc936.exe
    "C:\Users\Admin\AppData\Local\Temp\6ddd28445b8fc2485cb72f22d1adc936.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4544
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /xml "C:\Users\Admin\AppData\Roaming\WinZIP_32\version.xml" /tn WPDR\Config_Error\Version /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:1980
  • C:\Users\Admin\AppData\Roaming\WinZIP_32\servisis.exe
    C:\Users\Admin\AppData\Roaming\WinZIP_32\servisis.exe
    1⤵
    • Executes dropped EXE
    PID:1820
  • C:\Users\Admin\AppData\Roaming\WinZIP_32\servisis.exe
    C:\Users\Admin\AppData\Roaming\WinZIP_32\servisis.exe
    1⤵
    • Executes dropped EXE
    PID:212

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        servisis.exe

        • Path C:\Users\Admin\AppData\Roaming\WinZIP_32\servisis.exe
        • Size 321KB
        • SHA256 d73a9c06d72b25fc9cc1d3883ba52ba949c91297d20f8cff37481d9b442a7ef7
        • MD5 SHA1 SHA512 SSDEEP

        version.xml

        • Path C:\Users\Admin\AppData\Roaming\WinZIP_32\version.xml
        • Size 1KB
        • SHA256 93e469a8135addc4822f19a7afb7d02baea8242626188ce3e2b039862fc67511
        • MD5 SHA1 SHA512

        memory/212-21-0x00000000005B0000-0x00000000005B1000-memory.dmp

        memory/212-20-0x0000000000400000-0x00000000004BC000-memory.dmp

        memory/1820-10-0x0000000000400000-0x00000000004BC000-memory.dmp

        memory/1820-11-0x0000000000630000-0x0000000000631000-memory.dmp

        memory/1820-12-0x0000000000400000-0x00000000004BC000-memory.dmp

        memory/4544-0-0x0000000000400000-0x00000000004BC000-memory.dmp

        memory/4544-1-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

        memory/4544-5-0x0000000000400000-0x00000000004BC000-memory.dmp

        memory/4544-7-0x0000000000AC0000-0x0000000000AC1000-memory.dmp