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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    28/06/2024, 06:51

General

  • Target

    192e8534fad55d687f3d086ca1c507c3_JaffaCakes118.exe

  • Size

    6.7MB

  • MD5

    192e8534fad55d687f3d086ca1c507c3

  • SHA1

    94b94998b605c8e8ac84268795d8a45e78aed453

  • SHA256

    58cfda31e6ebcf741ea029c4019c9b78d5cd408689c1c324d52ef85bdd95d4fb

  • SHA512

    b84a8ee7ae810401b9ed5f5203e44af322648879583cae0ea6b746de7e459925b9d7a4d3cc318fe823f9e3a34fe50ab2314a31a846ab51404c03f17f5e430681

  • SSDEEP

    196608:i7effIPEsy58doQaTzwZ8Jq3ELhf8cHpLG8doQpu8rVtxQuTwF8doQaoizl/sJEq:i7effIPEsy58doQaTzwZ8Jq3ELhf8cHr

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 2 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 8 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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\192e8534fad55d687f3d086ca1c507c3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\192e8534fad55d687f3d086ca1c507c3_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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Users\Admin\AppData\Local\Temp\192e8534fad55d687f3d086ca1c507c3_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\192e8534fad55d687f3d086ca1c507c3_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2944
      • C:\Users\Admin\AppData\Local\Temp\192e8534fad55d687f3d086ca1c507c3_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\192e8534fad55d687f3d086ca1c507c3_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        PID:2864
    • C:\Users\Admin\AppData\Local\Temp\192e8534fad55d687f3d086ca1c507c3_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\192e8534fad55d687f3d086ca1c507c3_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      PID:2988
    • C:\Windows\SysWOW64\reg.exe
      reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
      2⤵
      • Installs/modifies Browser Helper Object
      PID:2592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    6.7MB

    MD5

    344b411b95f33deb5d0207873f290281

    SHA1

    5d519709cc4be6c8b02fbf16fed43c8f1e356c46

    SHA256

    0dce76605271404619761f1a81e7359f93d9a19bb84b9d0bcfd91f801e76dda2

    SHA512

    209e32be3fe365f6101eb2faf8cd10d27faf9be1d844b0f0c31c7390bc4570b6249d8d32047c9350295d01138a06f9ca488728ace68616b577631b69b0d60714

  • \Windows\SysWOW64\ftpdll.dll

    Filesize

    5KB

    MD5

    d807aa04480d1d149f7a4cac22984188

    SHA1

    ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9

    SHA256

    eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb

    SHA512

    875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e

  • memory/2060-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2060-1-0x00000000005C0000-0x00000000005E6000-memory.dmp

    Filesize

    152KB

  • memory/2060-28-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2060-27-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

  • memory/2864-31-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2944-29-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/2988-30-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB