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Analysis

  • max time kernel
    141s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/08/2024, 21:38

General

  • Target

    83a414f3dda5e233ac687d9afd4fe54f_JaffaCakes118.exe

  • Size

    118KB

  • MD5

    83a414f3dda5e233ac687d9afd4fe54f

  • SHA1

    25698595bb6c6bf3c3eaf4a89ad88f598365cf8e

  • SHA256

    05105b60f1a9809deed15a2f80411555dacd4afd0b4baf4160c8b48dc3d16ec7

  • SHA512

    ca46bec22c63202a4dece02ae9fbb444f0d318d35d6b6c3320f0c186520a49b1b02d21a5ebd67eb94067c6dfc4dbbf9e4a2178ceb4da757223f3f1ed3ac7fd42

  • SSDEEP

    3072:EpLwyDfulTE32lmoy9QSpUJh7LII1VjlXChDoJWt8zzS3kgg4UOvgvFheYsGr:QS1VjlokPS3kgg9igN4Yl

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 33 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_jaffacakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_jaffacakes118.exe" C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_JaffaCakes118.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1404
    • C:\Program Files (x86)\Adobe\acrotray.exe
      "C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1596
      • C:\Program Files (x86)\Adobe\acrotray.exe
        "C:\Program Files (x86)\Adobe\acrotray.exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_JaffaCakes118.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4120
      • C:\Program Files (x86)\Adobe\acrotray .exe
        "C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_JaffaCakes118.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4308
        • C:\Program Files (x86)\Adobe\acrotray .exe
          "C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\83a414f3dda5e233ac687d9afd4fe54f_JaffaCakes118.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3400
  • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
    "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2304
  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3228
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3228 CREDAT:17410 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2000
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3228 CREDAT:82950 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:220
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3228 CREDAT:82958 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Adobe\acrotray .exe

    Filesize

    127KB

    MD5

    df97b5387a71ab2ff1219994eb96c0f8

    SHA1

    1d7d54bd4135b92e3de448aabe2ad47d9be349f6

    SHA256

    a37b42ede4567eb9c0ea94598ed3cc4b5263870a073e0ce64d96eb2a8e908a74

    SHA512

    626347b304a2e8954464a54b6b26fb39fe970b42edbdb971fd4ec1893e17281ec3598ca3eb962ec834c8a1a0c37f4f5920ab86b28a55da2270467d0a6141578c

  • C:\Program Files (x86)\Adobe\acrotray.exe

    Filesize

    129KB

    MD5

    42df6ec4add9507ca3b5752b107d395e

    SHA1

    362f111c3dad33769dc43d7bdf2ca17ed41cbec9

    SHA256

    f8aa9eb2407419e3a19ef452e1629941dd869bc90673986603ba62677600a3a4

    SHA512

    c8b3d1800839da02b6203f631d7397d8cc1a52a489dd923b1b742c9a3d67a2edba0d32c1820e2f75f5c34c26a67ca638664cd85a22de09d6247ca63e6cf7695b

  • memory/2084-0-0x0000000010000000-0x0000000010010000-memory.dmp

    Filesize

    64KB