Analysis

  • max time kernel
    148s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    13-12-2024 13:15

General

  • Target

    ebad5cc98b42ad921526dd82a98732f2_JaffaCakes118.exe

  • Size

    113KB

  • MD5

    ebad5cc98b42ad921526dd82a98732f2

  • SHA1

    87bf679023986c851007ca5a0bd3448edc1a3c01

  • SHA256

    0db4a7ea14f0394fe95f23b00edacf45ee80299ac114d8ff84e0969e19306f7d

  • SHA512

    355c988e94695c7589c352018ddce7b7734838d30d422d60632b4c0c7fb4588545044f958a9ba5a593bf6dbd0120faa324f81bb5d345536a238656ec3fb286bb

  • SSDEEP

    3072:3oy8j7VnNdrPHaSekwi+mW7v5W9cKout:n8jZ7rvaU3+mW7A9JoS

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 16 IoCs
  • Deletes itself 1 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 19 IoCs

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

  • Drops file in Windows directory 4 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.

  • 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\ebad5cc98b42ad921526dd82a98732f2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ebad5cc98b42ad921526dd82a98732f2_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:2412
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\ebad5cc98b42ad921526dd82a98732f2_JaffaCakes118.exe"
      2⤵
      • UAC bypass
      • Deletes itself
      • 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:1228
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\mstwain32.exe

    Filesize

    113KB

    MD5

    ebad5cc98b42ad921526dd82a98732f2

    SHA1

    87bf679023986c851007ca5a0bd3448edc1a3c01

    SHA256

    0db4a7ea14f0394fe95f23b00edacf45ee80299ac114d8ff84e0969e19306f7d

    SHA512

    355c988e94695c7589c352018ddce7b7734838d30d422d60632b4c0c7fb4588545044f958a9ba5a593bf6dbd0120faa324f81bb5d345536a238656ec3fb286bb

  • memory/1228-26-0x00000000772A0000-0x0000000077390000-memory.dmp

    Filesize

    960KB

  • memory/1228-64-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-25-0x0000000001D90000-0x0000000001D9E000-memory.dmp

    Filesize

    56KB

  • memory/1228-61-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-16-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/1228-17-0x0000000001D90000-0x0000000001D9E000-memory.dmp

    Filesize

    56KB

  • memory/1228-20-0x00000000772A0000-0x0000000077390000-memory.dmp

    Filesize

    960KB

  • memory/1228-19-0x00000000772B0000-0x00000000772B1000-memory.dmp

    Filesize

    4KB

  • memory/1228-21-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-22-0x00000000772A0000-0x0000000077390000-memory.dmp

    Filesize

    960KB

  • memory/1228-23-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-24-0x00000000003F0000-0x00000000003F8000-memory.dmp

    Filesize

    32KB

  • memory/1228-58-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-12-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-49-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-30-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-33-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-36-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-40-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-43-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-46-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-27-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-52-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1228-55-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/2412-11-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/2412-4-0x0000000002D80000-0x0000000002D90000-memory.dmp

    Filesize

    64KB

  • memory/2412-0-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB