Analysis

  • max time kernel
    145s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2024, 07:29

General

  • Target
    0074fb6623785c44ec0d2231572c6fc7_JaffaCakes118.exe
  • Size 84KB
  • Sample240328-jbcapsfd8w
  • SHA256 62f271a12cb97afd0488b1be73b8b473c0f2d1af3c4f5ff6d9dcb719360cc0af
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • urelas

C2
  • 218.54.47.77

  • 218.54.47.74

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 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).

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0074fb6623785c44ec0d2231572c6fc7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0074fb6623785c44ec0d2231572c6fc7_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\huter.exe
      "C:\Users\Admin\AppData\Local\Temp\huter.exe"
      2⤵
      • Executes dropped EXE
      PID:2252
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
      2⤵
        PID:2760

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          golfinfo.ini

          • Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
          • Size 512B
          • SHA256 40afdaa0bdbd385e5c0f0c0899eb8dc107877ab9d815d7b8885bd4c3f1e34873
          • MD5 SHA1 SHA512

          huter.exe

          • Path C:\Users\Admin\AppData\Local\Temp\huter.exe
          • Size 84KB
          • SHA256 785fab2f0a65b3968d234d8b3aa0c70eb426fcc329d073dfc9164c2600add93a
          • MD5 SHA1 SHA512 SSDEEP

          sanfdr.bat

          • Path C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
          • Size 302B
          • SHA256 d1da2e9df715a396ebbdf5ecd58593cba8acaa46a44b664fdf2cd7682d139193
          • MD5 SHA1 SHA512

          memory/2044-0-0x00000000007B0000-0x00000000007E2000-memory.dmp

          memory/2044-17-0x00000000007B0000-0x00000000007E2000-memory.dmp

          memory/2252-15-0x0000000000A50000-0x0000000000A82000-memory.dmp

          memory/2252-20-0x0000000000A50000-0x0000000000A82000-memory.dmp

          memory/2252-22-0x0000000000A50000-0x0000000000A82000-memory.dmp

          memory/2252-28-0x0000000000A50000-0x0000000000A82000-memory.dmp