Analysis

  • max time kernel
    150s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07/09/2024, 23:25

General

  • Target

    d30bef49c5828fe5e8e5cfbafd3b2cc1_JaffaCakes118.dll

  • Size

    26KB

  • MD5

    d30bef49c5828fe5e8e5cfbafd3b2cc1

  • SHA1

    79a87d88cb896ecdea6aebf567d02b70d9b95e3e

  • SHA256

    97ac5f6fc14f0945582fe5f63bc77fcbc114b4fb05e1614630b2fd514465c856

  • SHA512

    6c96cf361f8b126b033195131fc484e8e68043a271574689966594dd7ad5aaf6f085d065fc5b5edd9b687e5281f09c7630175be902ebfe699cc50476e228e557

  • SSDEEP

    768:VCYjse6jwHtT/uIRupGsmLlKNmWibrqWVvgug2n6:Vu0tj4GsVmWiJIwn

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 42 IoCs
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Indicator Removal: Clear Persistence 1 TTPs 42 IoCs

    remove IFEO.

  • Drops file in System32 directory 3 IoCs
  • 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.

  • Modifies data under HKEY_USERS 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d30bef49c5828fe5e8e5cfbafd3b2cc1_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:376
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\d30bef49c5828fe5e8e5cfbafd3b2cc1_JaffaCakes118.dll
      2⤵
      • Drops file in Drivers directory
      • Server Software Component: Terminal Services DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1768
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k applications
    1⤵
    • Drops file in Drivers directory
    • Event Triggered Execution: Image File Execution Options Injection
    • Loads dropped DLL
    • Enumerates connected drives
    • Indicator Removal: Clear Persistence
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\drivers\beep.sys

    Filesize

    2KB

    MD5

    a74f8e9b93c6a8ec9d685e6497928a6f

    SHA1

    c4740f5b56c2a9caf0e4e006b915c2a0d6067511

    SHA256

    4ce0160a1ee64bb0078b79f2e9b014ed892e04f394572cda695af1293407463f

    SHA512

    be7f6e9e6bf96d7a591b51a9a335963e29e6aedf6e7a15a70a6a7ebc05115e98412241f8335e7e0115eb97f9abc4f7564d84af32625c827568c0a143110f94e1

  • \??\c:\windows\SysWOW64\eqlxhugseneq.dll

    Filesize

    26KB

    MD5

    d30bef49c5828fe5e8e5cfbafd3b2cc1

    SHA1

    79a87d88cb896ecdea6aebf567d02b70d9b95e3e

    SHA256

    97ac5f6fc14f0945582fe5f63bc77fcbc114b4fb05e1614630b2fd514465c856

    SHA512

    6c96cf361f8b126b033195131fc484e8e68043a271574689966594dd7ad5aaf6f085d065fc5b5edd9b687e5281f09c7630175be902ebfe699cc50476e228e557

  • memory/1768-0-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2776-11-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2776-16-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB