Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06-09-2024 06:10

General

  • Target

    ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe

  • Size

    8.8MB

  • MD5

    ceda1b2065ca3bf395b2f5cb57b3d11c

  • SHA1

    18cc515997b3373806338fbb28d791d795c8f237

  • SHA256

    1246dfbf58256066eeef2d393edaab4f326773db9d64b7a656c9080970cade76

  • SHA512

    f13fb9bd5e834c7fdc161c13483f24387bd8bed88ff672d68d5207a627490d5d2ca841b28569e5139f106a3d476847a0cb9f283524bfbcd448e5d65ae45ab741

  • SSDEEP

    196608:i7effIPEsy58doQaTzwZ8Jq3QKnqVtxQnKnqVtxQu9OryfEQdy38doQaoiny/mK7:i7effIPEsy58doQaTzwZ8Jq3QKnqVtxG

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Drops file in Drivers directory 2 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 3 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 10 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Modifies WinLogon
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Users\Admin\AppData\Local\Temp\ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3040
      • C:\Users\Admin\AppData\Local\Temp\ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        PID:2536
    • C:\Users\Admin\AppData\Local\Temp\ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\ceda1b2065ca3bf395b2f5cb57b3d11c_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      PID:1840
    • C:\Windows\SysWOW64\reg.exe
      reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      PID:2964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\cftmon.exe

    Filesize

    8.8MB

    MD5

    bd356017d7a703337c84fae76cc243ab

    SHA1

    3b5259c607affb2ffd9dc402e178cff50f17ed74

    SHA256

    92abecf6ae1f6846281c4ad1e24f89cdbe2c2bd04497d5c69c141f5f975c584c

    SHA512

    8f573205ea62721b7e7d5f52a02e2bc1dd536966fa8ccd20713413f5c0d9c99572be9bfa556a2aa87271d3f107fad2f9fdb09f917f14df073fb3e0400195d294

  • \Windows\SysWOW64\ftpdll.dll

    Filesize

    5KB

    MD5

    d807aa04480d1d149f7a4cac22984188

    SHA1

    ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9

    SHA256

    eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb

    SHA512

    875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e

  • memory/1840-17-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2420-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2420-13-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

  • memory/2420-14-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

  • memory/2420-15-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2536-19-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/3040-1-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/3040-2-0x00000000001C0000-0x00000000001E6000-memory.dmp

    Filesize

    152KB

  • memory/3040-16-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/3040-18-0x00000000001C0000-0x00000000001E6000-memory.dmp

    Filesize

    152KB