Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 08:43

General

  • Target

    c2c01a495b4597f415c35ac3271d9bad324493c9dd6c4ec07c63e045ecc5eddc.exe

  • Size

    247KB

  • MD5

    34389a01aec041ab3c272ab506310de4

  • SHA1

    c18d4ce78e334b77099a8dd8e4ac8885758a04ec

  • SHA256

    c2c01a495b4597f415c35ac3271d9bad324493c9dd6c4ec07c63e045ecc5eddc

  • SHA512

    e9c1b5779b85ba9c6cbe317d56438f61ed52a29a7d1ba39373f7d3a5606c6271c4bbb3e769f27bbd7a15c121431683a195821f0b78dcf7e222b72a3397e259e3

  • SSDEEP

    3072:ddbdHQHaN1nHdrkPvjo2StmJ5wT+bvoS+YUMxv8RKV9EYtKq2twokKyQf:dxHdoPvM255F+JCER4OyKFtwod

Score
8/10

Malware Config

Signatures

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

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

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c2c01a495b4597f415c35ac3271d9bad324493c9dd6c4ec07c63e045ecc5eddc.exe
    "C:\Users\Admin\AppData\Local\Temp\c2c01a495b4597f415c35ac3271d9bad324493c9dd6c4ec07c63e045ecc5eddc.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
      2⤵
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2280
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:2396

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Trojan.exe

    Filesize

    247KB

    MD5

    34389a01aec041ab3c272ab506310de4

    SHA1

    c18d4ce78e334b77099a8dd8e4ac8885758a04ec

    SHA256

    c2c01a495b4597f415c35ac3271d9bad324493c9dd6c4ec07c63e045ecc5eddc

    SHA512

    e9c1b5779b85ba9c6cbe317d56438f61ed52a29a7d1ba39373f7d3a5606c6271c4bbb3e769f27bbd7a15c121431683a195821f0b78dcf7e222b72a3397e259e3

  • C:\Users\Admin\AppData\Local\Temp\Trojan.exe

    Filesize

    247KB

    MD5

    34389a01aec041ab3c272ab506310de4

    SHA1

    c18d4ce78e334b77099a8dd8e4ac8885758a04ec

    SHA256

    c2c01a495b4597f415c35ac3271d9bad324493c9dd6c4ec07c63e045ecc5eddc

    SHA512

    e9c1b5779b85ba9c6cbe317d56438f61ed52a29a7d1ba39373f7d3a5606c6271c4bbb3e769f27bbd7a15c121431683a195821f0b78dcf7e222b72a3397e259e3

  • memory/1728-133-0x0000000075500000-0x0000000075AB1000-memory.dmp

    Filesize

    5.7MB

  • memory/1728-136-0x0000000075500000-0x0000000075AB1000-memory.dmp

    Filesize

    5.7MB

  • memory/2280-132-0x0000000000000000-mapping.dmp

  • memory/2280-138-0x0000000075500000-0x0000000075AB1000-memory.dmp

    Filesize

    5.7MB

  • memory/2280-139-0x0000000075500000-0x0000000075AB1000-memory.dmp

    Filesize

    5.7MB

  • memory/2396-137-0x0000000000000000-mapping.dmp