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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/08/2024, 15:18

General

  • Target

    8ae0e3844a86aac5368848ca5a27be5d_JaffaCakes118.exe

  • Size

    227KB

  • MD5

    8ae0e3844a86aac5368848ca5a27be5d

  • SHA1

    b0ae2f5f488457d6905728e21b244a3cc09a4177

  • SHA256

    dd89d25ecbd42a7f2941807a3757a2ae7cf67264a72cb6f690699607c0353859

  • SHA512

    173c41a4b0f8712338a644578c2e2e41549078976de508f6afd7f817efc855da8d327ffcbc0ef0e91e4c680e38df506f4a00a3fd45da3198ec3b2f79a0e3c903

  • SSDEEP

    6144:qqJcy8ESUGW57xBNyY7OsNpqNh832m8NgdZrT9bCNGic:d9xjyY7lbnGmrT9bCNGf

Malware Config

Signatures

  • 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 16 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8ae0e3844a86aac5368848ca5a27be5d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8ae0e3844a86aac5368848ca5a27be5d_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:392
    • C:\Windows\procdll.exe
      "C:\Windows\procdll.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3788

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\procdll.exe

    Filesize

    227KB

    MD5

    8ae0e3844a86aac5368848ca5a27be5d

    SHA1

    b0ae2f5f488457d6905728e21b244a3cc09a4177

    SHA256

    dd89d25ecbd42a7f2941807a3757a2ae7cf67264a72cb6f690699607c0353859

    SHA512

    173c41a4b0f8712338a644578c2e2e41549078976de508f6afd7f817efc855da8d327ffcbc0ef0e91e4c680e38df506f4a00a3fd45da3198ec3b2f79a0e3c903

  • memory/392-13-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/392-1-0x0000000002350000-0x0000000002351000-memory.dmp

    Filesize

    4KB

  • memory/392-0-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-27-0x0000000000660000-0x0000000000661000-memory.dmp

    Filesize

    4KB

  • memory/3788-30-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-25-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-26-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-11-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-28-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-29-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-14-0x0000000000660000-0x0000000000661000-memory.dmp

    Filesize

    4KB

  • memory/3788-31-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-32-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-33-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-34-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-35-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-37-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3788-38-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB