Analysis

  • max time kernel
    157s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/03/2024, 20:19

General

  • Target
    5d34c1fa9a4b848903798ab0660b2758bd330336bea28c4044cfa087cc67decf.exe
  • Size 488KB
  • Sample240317-y4bbfafa49
  • SHA256 5d34c1fa9a4b848903798ab0660b2758bd330336bea28c4044cfa087cc67decf
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • urelas

C2
  • 1.234.83.146

  • 133.242.129.155

  • 218.54.31.226

  • 218.54.31.165

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\5d34c1fa9a4b848903798ab0660b2758bd330336bea28c4044cfa087cc67decf.exe
    "C:\Users\Admin\AppData\Local\Temp\5d34c1fa9a4b848903798ab0660b2758bd330336bea28c4044cfa087cc67decf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:452
    • C:\Users\Admin\AppData\Local\Temp\qigoj.exe
      "C:\Users\Admin\AppData\Local\Temp\qigoj.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3956
      • C:\Users\Admin\AppData\Local\Temp\sudil.exe
        "C:\Users\Admin\AppData\Local\Temp\sudil.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:5032
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
      2⤵
        PID:3044
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1040 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4740

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            _uinsey.bat

            • Path C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
            • Size 340B
            • SHA256 ed850577223e6e4547ae44a1e7300aae4f65991bc8ddc115e0d10b1811436dae
            • MD5 SHA1 SHA512

            golfinfo.ini

            • Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
            • Size 512B
            • SHA256 dea16d297e64a20a676350e91eea1785ae5bee0dd8390d2111d51e1f4e896cb7
            • MD5 SHA1 SHA512

            qigoj.exe

            • Path C:\Users\Admin\AppData\Local\Temp\qigoj.exe
            • Size 488KB
            • SHA256 31387a3515737b631edde0ffadac4e104aacd61e5083c07581ecbcca12b4cd0e
            • MD5 SHA1 SHA512 SSDEEP

            sudil.exe

            • Path C:\Users\Admin\AppData\Local\Temp\sudil.exe
            • Size 179KB
            • SHA256 b4ea4a0411cb7a6b3b4eb3bcff674de459aa3d376647140ae80a0908c8a90b69
            • MD5 SHA1 SHA512 SSDEEP

            memory/452-1-0x0000000000EF0000-0x0000000000F76000-memory.dmp

            memory/452-0-0x0000000000EF0000-0x0000000000F76000-memory.dmp

            memory/452-17-0x0000000000EF0000-0x0000000000F76000-memory.dmp

            memory/3956-19-0x0000000000190000-0x0000000000216000-memory.dmp

            memory/3956-12-0x0000000000190000-0x0000000000216000-memory.dmp

            memory/3956-13-0x0000000000190000-0x0000000000216000-memory.dmp

            memory/3956-28-0x0000000000190000-0x0000000000216000-memory.dmp

            memory/5032-27-0x0000000000400000-0x00000000004BF000-memory.dmp

            memory/5032-31-0x0000000000400000-0x00000000004BF000-memory.dmp

            memory/5032-32-0x0000000000400000-0x00000000004BF000-memory.dmp

            memory/5032-33-0x0000000000400000-0x00000000004BF000-memory.dmp

            memory/5032-34-0x0000000000400000-0x00000000004BF000-memory.dmp