Analysis

  • max time kernel
    144s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2024 04:21

General

  • Target

    1f6dd8abec7ed164e5663c9324f68839_JaffaCakes118.exe

  • Size

    270KB

  • MD5

    1f6dd8abec7ed164e5663c9324f68839

  • SHA1

    1c0fa8ed470522a45c9b06e1a614d7cf877ee1a9

  • SHA256

    b902253ab20c158fbec990c5335d1609a2f467ccc74fa40ab91b6f36cd126a2c

  • SHA512

    36c8b92dc77caa00ea961ce2b806e35db3d9157a86ed62fa857489800130f2120aea14d686481520639cc3633104dba142e03aad67e27316f69173d911435e13

  • SSDEEP

    6144:KG377xS2Vp2CeiorXhwTBOz53VpcCJJvH:Zr7xS2Vp6FwTObJJvH

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 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
  • 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\1f6dd8abec7ed164e5663c9324f68839_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1f6dd8abec7ed164e5663c9324f68839_JaffaCakes118.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1328
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\1f6dd8abec7ed164e5663c9324f68839_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
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:3060
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\mstwain32.exe

    Filesize

    270KB

    MD5

    1f6dd8abec7ed164e5663c9324f68839

    SHA1

    1c0fa8ed470522a45c9b06e1a614d7cf877ee1a9

    SHA256

    b902253ab20c158fbec990c5335d1609a2f467ccc74fa40ab91b6f36cd126a2c

    SHA512

    36c8b92dc77caa00ea961ce2b806e35db3d9157a86ed62fa857489800130f2120aea14d686481520639cc3633104dba142e03aad67e27316f69173d911435e13

  • memory/1328-8-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-12-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/3060-13-0x00000000005E0000-0x00000000005EE000-memory.dmp

    Filesize

    56KB

  • memory/3060-15-0x0000000076400000-0x0000000076401000-memory.dmp

    Filesize

    4KB

  • memory/3060-16-0x00000000763F0000-0x00000000764E0000-memory.dmp

    Filesize

    960KB

  • memory/3060-17-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-19-0x00000000005E0000-0x00000000005EE000-memory.dmp

    Filesize

    56KB

  • memory/3060-18-0x00000000002F0000-0x00000000002F8000-memory.dmp

    Filesize

    32KB

  • memory/3060-20-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-23-0x00000000763F0000-0x00000000764E0000-memory.dmp

    Filesize

    960KB

  • memory/3060-24-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-27-0x00000000763F0000-0x00000000764E0000-memory.dmp

    Filesize

    960KB

  • memory/3060-28-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-31-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-35-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-38-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-41-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-44-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-47-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-50-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-53-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-56-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3060-59-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB