Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2025 10:34

General

  • Target

    JaffaCakes118_6c03592632140dbe687512ca786dc9f0.exe

  • Size

    111KB

  • MD5

    6c03592632140dbe687512ca786dc9f0

  • SHA1

    439bc3eb558d5380eb233e92b84f1d80bc60aaa5

  • SHA256

    948215e90fb0b5b740bbc061c2b39f93e62814d5f52484daa95fe1da6a38b662

  • SHA512

    b289c3d476086e0041897755121bbfdf4a419b499ad08e44bde1271750f6341db634d481096508ae6568dfdc34c7b55e1aa88d7a9da5e5b26bc64dca2f30d78e

  • SSDEEP

    3072:51+MJKrUnFYY5z1i0Nmbi5fJBNMeu7tInIout:vIrPj0NmWtNqLoS

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 20 IoCs

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

  • Drops file in Windows directory 3 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 FindShellTrayWindow 1 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\JaffaCakes118_6c03592632140dbe687512ca786dc9f0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c03592632140dbe687512ca786dc9f0.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 FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2920
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c03592632140dbe687512ca786dc9f0.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:2976
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\mstwain32.exe

    Filesize

    111KB

    MD5

    6c03592632140dbe687512ca786dc9f0

    SHA1

    439bc3eb558d5380eb233e92b84f1d80bc60aaa5

    SHA256

    948215e90fb0b5b740bbc061c2b39f93e62814d5f52484daa95fe1da6a38b662

    SHA512

    b289c3d476086e0041897755121bbfdf4a419b499ad08e44bde1271750f6341db634d481096508ae6568dfdc34c7b55e1aa88d7a9da5e5b26bc64dca2f30d78e

  • memory/2920-12-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2920-1-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2920-2-0x0000000002440000-0x0000000002441000-memory.dmp

    Filesize

    4KB

  • memory/2920-6-0x0000000003D40000-0x0000000003D50000-memory.dmp

    Filesize

    64KB

  • memory/2920-0-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2920-13-0x0000000003D40000-0x0000000003D90000-memory.dmp

    Filesize

    320KB

  • memory/2976-26-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-30-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-20-0x0000000000490000-0x000000000049E000-memory.dmp

    Filesize

    56KB

  • memory/2976-23-0x0000000076460000-0x0000000076550000-memory.dmp

    Filesize

    960KB

  • memory/2976-22-0x0000000076470000-0x0000000076471000-memory.dmp

    Filesize

    4KB

  • memory/2976-24-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-25-0x0000000076460000-0x0000000076550000-memory.dmp

    Filesize

    960KB

  • memory/2976-15-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-28-0x0000000000490000-0x000000000049E000-memory.dmp

    Filesize

    56KB

  • memory/2976-27-0x00000000002F0000-0x00000000002F8000-memory.dmp

    Filesize

    32KB

  • memory/2976-29-0x0000000076460000-0x0000000076550000-memory.dmp

    Filesize

    960KB

  • memory/2976-19-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2976-33-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-36-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-39-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-43-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-46-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-49-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-52-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-55-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-58-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-61-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-64-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2976-67-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB