Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 13:05

General

  • Target
    97aab0a912875f65ae91d3d67e5b4541.exe
  • Size 441KB
  • Sample231222-qbtnbadfbp
  • SHA256 43a6dbabf9d91478c9763b315004b2066d4f8dd539c223a0813cbba409253c96
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • urelas

C2
  • 1.234.83.146

  • 133.242.129.155

  • 218.54.31.165

  • 218.54.31.226

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97aab0a912875f65ae91d3d67e5b4541.exe
    "C:\Users\Admin\AppData\Local\Temp\97aab0a912875f65ae91d3d67e5b4541.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Users\Admin\AppData\Local\Temp\getid.exe
      "C:\Users\Admin\AppData\Local\Temp\getid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:5060
      • C:\Users\Admin\AppData\Local\Temp\nunet.exe
        "C:\Users\Admin\AppData\Local\Temp\nunet.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:764
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
      2⤵
        PID:4408

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          _uinsey.bat

          • Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
          • Size 276B
          • SHA256 a82f0f80b474198dc2df109cf253f3c7fa5d2c3048897eb80a5acf56629058fc
          • MD5 SHA1 SHA512

          getid.exe

          • Path C:\Users\Admin\AppData\Local\Temp\getid.exe
          • Size 441KB
          • SHA256 075de5275288b46a78b3cda2d3fa8760fb5b55e0912e8db2bba05da2beda89cb
          • MD5 SHA1 SHA512 SSDEEP

          golfinfo.ini

          • Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
          • Size 512B
          • SHA256 0f16c6e463aa32eaabf40c660686de5a99f7a41326521eb0dfad70ecbcb2a15c
          • MD5 SHA1 SHA512

          nunet.exe

          • Path C:\Users\Admin\AppData\Local\Temp\nunet.exe
          • Size 230KB
          • SHA256 4407dbfb5620e8ea7ee209c5202cfdd1e22ae724eb4f97eabf0b85e13c3b7d70
          • MD5 SHA1 SHA512 SSDEEP

          memory/764-33-0x0000000000FD0000-0x000000000106E000-memory.dmp

          memory/764-25-0x0000000000FD0000-0x000000000106E000-memory.dmp

          memory/764-27-0x0000000000C10000-0x0000000000C11000-memory.dmp

          memory/764-32-0x0000000000FD0000-0x000000000106E000-memory.dmp

          memory/764-29-0x0000000000FD0000-0x000000000106E000-memory.dmp

          memory/764-30-0x0000000000FD0000-0x000000000106E000-memory.dmp

          memory/764-31-0x0000000000FD0000-0x000000000106E000-memory.dmp

          memory/1684-0-0x0000000000AB0000-0x0000000000B1E000-memory.dmp

          memory/1684-14-0x0000000000AB0000-0x0000000000B1E000-memory.dmp

          memory/5060-12-0x0000000000680000-0x00000000006EE000-memory.dmp

          memory/5060-26-0x0000000000680000-0x00000000006EE000-memory.dmp