Analysis

  • max time kernel
    121s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/04/2024, 20:42

General

  • Target
    a62c6ab195a488a4add29693a07c2b26_JaffaCakes118.exe
  • Size 185KB
  • Sample240403-zhcstacc3z
  • SHA256 71f089dfbed88004b3a6c12d01823a26ad9415d1c20950808e49aa1be0372bf4
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • urelas

C2
  • 112.175.88.207

  • 112.175.88.208

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
  • 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\a62c6ab195a488a4add29693a07c2b26_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a62c6ab195a488a4add29693a07c2b26_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4940
    • C:\Users\Admin\AppData\Local\Temp\huter.exe
      "C:\Users\Admin\AppData\Local\Temp\huter.exe"
      2⤵
      • Executes dropped EXE
      PID:4456
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
      2⤵
        PID:4768
    • 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=3956 --field-trial-handle=2588,i,4353937220825226770,7138584070663735671,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:1124

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            golfinfo.ini

            • Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
            • Size 512B
            • SHA256 779c0d78580692dadb2978ddfcd44d68f8282bb3453c638c9a4c2feecc1b96f8
            • MD5 SHA1 SHA512

            huter.exe

            • Path C:\Users\Admin\AppData\Local\Temp\huter.exe
            • Size 185KB
            • SHA256 81974391721038d0a86ccfdc866ac7f1c42484cf3b99c0d110e274eed0881feb
            • MD5 SHA1 SHA512 SSDEEP

            sanfdr.bat

            • Path C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
            • Size 302B
            • SHA256 3242a7b195c82c11a0563f99c02e378efbf90b1061b03a6c9a13bfbe88e707e8
            • MD5 SHA1 SHA512

            memory/4456-14-0x0000000000490000-0x00000000004C1000-memory.dmp

            memory/4456-20-0x0000000000490000-0x00000000004C1000-memory.dmp

            memory/4940-0-0x0000000000590000-0x00000000005C1000-memory.dmp

            memory/4940-17-0x0000000000590000-0x00000000005C1000-memory.dmp