Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    21/04/2024, 17:31

General

  • Target

    ffcc337b15760783b0194a2e922be6a9_JaffaCakes118.exe

  • Size

    91KB

  • MD5

    ffcc337b15760783b0194a2e922be6a9

  • SHA1

    2dc585bf3e1ae5f25430d6de73fe5bc1db7a7da1

  • SHA256

    883ea0e7560d42613b4b5d9cc1822e20faa02f5faf9770d7130223058c0a04d4

  • SHA512

    9dc8925ba4117c151523d7751a87aee6e71959670a85319c0b9ea0c1f23970a6be3da070800f39ead835ee6d5ec679212da0d2755a0f70fec2f804ea00d02b51

  • SSDEEP

    1536:IQoCtrPFES5hBEKyw3qzsfhfFlT2ZOcmFa3hd+g/:IytrlBREwZN8OcIaR3

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 3 IoCs
  • Disables RegEdit via registry modification 3 IoCs
  • Disables Task Manager via registry modification
  • Drops file in Drivers directory 2 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 6 IoCs
  • UPX packed file 14 IoCs

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

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops file in Windows directory 12 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 40 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • System policy modification 1 TTPs 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ffcc337b15760783b0194a2e922be6a9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ffcc337b15760783b0194a2e922be6a9_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\WINDOWS\scout.exe
      C:\WINDOWS\scout.exe
      2⤵
      • Modifies WinLogon for persistence
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:2820
      • C:\WINDOWS\pikachu.exe
        C:\WINDOWS\pikachu.exe
        3⤵
        • Modifies WinLogon for persistence
        • Disables RegEdit via registry modification
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • System policy modification
        PID:1432
      • C:\WINDOWS\system\lsass.exe
        C:\WINDOWS\system\lsass.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2752
    • C:\WINDOWS\system\lsass.exe
      C:\WINDOWS\system\lsass.exe
      2⤵
      • Modifies WinLogon for persistence
      • Disables RegEdit via registry modification
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:2976
    • C:\Windows\SysWOW64\explorer.exe
      explorer ffcc337b15760783b0194a2e922be6a9_JaffaCakes118
      2⤵
        PID:2456
      • C:\WINDOWS\scout.exe
        C:\WINDOWS\scout.exe
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2484
      • C:\WINDOWS\system\lsass.exe
        C:\WINDOWS\system\lsass.exe
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2448
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:2472

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\WINDOWS\system32\drivers\etc\hosts

      Filesize

      578B

      MD5

      4cedd41692993cf5a0a40baeb724b871

      SHA1

      fc1eeb1d88966ea4a816bcbdab320830b6f70261

      SHA256

      fc50ea976a803f4b75f0754c470753049cb6ad93466ec9a55f0b922e112a7695

      SHA512

      e7124fdba0a6580da6c48cd77777c6aa1aa23f304db8383551931db1e5e814d2d03de92eeaeeb64f4a0654ee7de640956abeffdd94bcd23c08a875cdc6907862

    • C:\Windows\system\lsass.exe

      Filesize

      91KB

      MD5

      ffcc337b15760783b0194a2e922be6a9

      SHA1

      2dc585bf3e1ae5f25430d6de73fe5bc1db7a7da1

      SHA256

      883ea0e7560d42613b4b5d9cc1822e20faa02f5faf9770d7130223058c0a04d4

      SHA512

      9dc8925ba4117c151523d7751a87aee6e71959670a85319c0b9ea0c1f23970a6be3da070800f39ead835ee6d5ec679212da0d2755a0f70fec2f804ea00d02b51

    • memory/1432-87-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/1432-105-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2448-56-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2448-63-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2472-93-0x0000000003880000-0x0000000003881000-memory.dmp

      Filesize

      4KB

    • memory/2472-62-0x0000000003890000-0x00000000038A0000-memory.dmp

      Filesize

      64KB

    • memory/2472-61-0x0000000003880000-0x0000000003881000-memory.dmp

      Filesize

      4KB

    • memory/2484-59-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2752-88-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2752-82-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2820-94-0x00000000004C0000-0x000000000051D000-memory.dmp

      Filesize

      372KB

    • memory/2820-80-0x00000000004C0000-0x000000000051D000-memory.dmp

      Filesize

      372KB

    • memory/2820-78-0x00000000004C0000-0x000000000051D000-memory.dmp

      Filesize

      372KB

    • memory/2820-84-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2820-69-0x00000000004C0000-0x000000000051D000-memory.dmp

      Filesize

      372KB

    • memory/2820-95-0x00000000004C0000-0x000000000051D000-memory.dmp

      Filesize

      372KB

    • memory/2820-24-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2936-64-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2936-0-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2936-45-0x0000000003BE0000-0x0000000003C3D000-memory.dmp

      Filesize

      372KB

    • memory/2936-21-0x0000000000510000-0x000000000056D000-memory.dmp

      Filesize

      372KB

    • memory/2976-86-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2976-104-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB