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Analysis

  • max time kernel
    145s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    10/07/2024, 06:21

General

  • Target

    33a1817318ec0001b2d3a6cabfa0575c_JaffaCakes118.exe

  • Size

    414KB

  • MD5

    33a1817318ec0001b2d3a6cabfa0575c

  • SHA1

    a655e3840976bfff1d723875f427c02d90419c18

  • SHA256

    09afbed83b50524e5544ddd283f50e4e5c0dd3d85b427019c2d3d46914c32f3b

  • SHA512

    c4c1d0a89881f5013f970caa36e02887949bad8b2d06de5c8b3a6657502fa293a4277f33d22798f1e05f51f96ad9cf1902de62cfd099a86dbd769ce9d687dc13

  • SSDEEP

    6144:6G377xS2Vp2CeiorXhwTBx53ypcCJJvHv4RoSNZzRT+JLN666:pr7xS2Vp6FwTUbJJvHwRoSNVJ+FN666

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 8 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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\33a1817318ec0001b2d3a6cabfa0575c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\33a1817318ec0001b2d3a6cabfa0575c_JaffaCakes118.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:2024
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2348

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\mstwain32.exe

    Filesize

    414KB

    MD5

    33a1817318ec0001b2d3a6cabfa0575c

    SHA1

    a655e3840976bfff1d723875f427c02d90419c18

    SHA256

    09afbed83b50524e5544ddd283f50e4e5c0dd3d85b427019c2d3d46914c32f3b

    SHA512

    c4c1d0a89881f5013f970caa36e02887949bad8b2d06de5c8b3a6657502fa293a4277f33d22798f1e05f51f96ad9cf1902de62cfd099a86dbd769ce9d687dc13

  • memory/1996-10-0x0000000003010000-0x0000000003079000-memory.dmp

    Filesize

    420KB

  • memory/1996-4-0x0000000002D90000-0x0000000002DA0000-memory.dmp

    Filesize

    64KB

  • memory/1996-9-0x0000000003010000-0x0000000003079000-memory.dmp

    Filesize

    420KB

  • memory/1996-0-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/1996-12-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/2024-18-0x0000000001C90000-0x0000000001C9E000-memory.dmp

    Filesize

    56KB

  • memory/2024-17-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2024-13-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/2024-20-0x0000000075C20000-0x0000000075C21000-memory.dmp

    Filesize

    4KB

  • memory/2024-21-0x0000000075C10000-0x0000000075D00000-memory.dmp

    Filesize

    960KB

  • memory/2024-22-0x00000000003F0000-0x00000000003F8000-memory.dmp

    Filesize

    32KB

  • memory/2024-23-0x0000000001C90000-0x0000000001C9E000-memory.dmp

    Filesize

    56KB

  • memory/2024-24-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/2024-27-0x0000000075C10000-0x0000000075D00000-memory.dmp

    Filesize

    960KB

  • memory/2024-28-0x0000000075C10000-0x0000000075D00000-memory.dmp

    Filesize

    960KB