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Analysis

  • max time kernel
    141s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/09/2024, 16:20

General

  • Target

    fabc0f2dc089b906b46973964ac182cf_JaffaCakes118.exe

  • Size

    140KB

  • MD5

    fabc0f2dc089b906b46973964ac182cf

  • SHA1

    60a2fe2dce3202f4bd90fa29b5d6256f7cb3b4ec

  • SHA256

    f9c3695b70bfc660b44ce412d42201b54e1b70622407c4bbb2599da9193ed678

  • SHA512

    831069002facc3919ef1843a1bee26b29cc563b663ccd6edca4ff31ae233f54af35304d6ef17bfc3e83f27b2b2aafdace48f6fb01fc22a912f093873339a2057

  • SSDEEP

    3072:7oy8j7VnNdrPHaSekwi+mWtt1a2out4TELtdDebKL/v:78jZ7rvaU3+mWttXoSgEZsW

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 20 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • UPX packed file 18 IoCs

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

  • 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 use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\fabc0f2dc089b906b46973964ac182cf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fabc0f2dc089b906b46973964ac182cf_JaffaCakes118.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:396
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\fabc0f2dc089b906b46973964ac182cf_JaffaCakes118.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:808
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2296

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\mstwain32.exe

    Filesize

    140KB

    MD5

    fabc0f2dc089b906b46973964ac182cf

    SHA1

    60a2fe2dce3202f4bd90fa29b5d6256f7cb3b4ec

    SHA256

    f9c3695b70bfc660b44ce412d42201b54e1b70622407c4bbb2599da9193ed678

    SHA512

    831069002facc3919ef1843a1bee26b29cc563b663ccd6edca4ff31ae233f54af35304d6ef17bfc3e83f27b2b2aafdace48f6fb01fc22a912f093873339a2057

  • memory/396-0-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/396-4-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/396-6-0x00000000029A0000-0x00000000029B0000-memory.dmp

    Filesize

    64KB

  • memory/396-14-0x00000000029A0000-0x00000000029AD000-memory.dmp

    Filesize

    52KB

  • memory/396-13-0x0000000002AF0000-0x0000000002B4E000-memory.dmp

    Filesize

    376KB

  • memory/396-12-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-28-0x0000000076E30000-0x0000000076F20000-memory.dmp

    Filesize

    960KB

  • memory/808-32-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-21-0x0000000076E40000-0x0000000076E41000-memory.dmp

    Filesize

    4KB

  • memory/808-22-0x0000000076E30000-0x0000000076F20000-memory.dmp

    Filesize

    960KB

  • memory/808-23-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-24-0x0000000076E30000-0x0000000076F20000-memory.dmp

    Filesize

    960KB

  • memory/808-25-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-18-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/808-27-0x00000000003E0000-0x00000000003EE000-memory.dmp

    Filesize

    56KB

  • memory/808-26-0x00000000002E0000-0x00000000002E8000-memory.dmp

    Filesize

    32KB

  • memory/808-29-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-19-0x00000000003E0000-0x00000000003EE000-memory.dmp

    Filesize

    56KB

  • memory/808-35-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-39-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-42-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-45-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-48-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-51-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-54-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-57-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-60-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB

  • memory/808-63-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB