Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 21:26

General

  • Target

    JaffaCakes118_60beb90b2bc5dbaed789c8d6eb2bae90.exe

  • Size

    108KB

  • MD5

    60beb90b2bc5dbaed789c8d6eb2bae90

  • SHA1

    43d00d6892ebfac3f048d5f19fa2b598f967736c

  • SHA256

    3c411b10389b4b1bacead8fd27a7934efd606b01b21b6130695b745bf22f2949

  • SHA512

    0244dc50d0628571f397de9ab5cdf96e7dd234a36a6a4ac763b20504533e214cd49079453ff91aeeade4b06897a895f2e27db7f1b46b82e6b3bb4e6650a585ad

  • SSDEEP

    3072:P1+MJKrUnFYY5z1i0Nmbi5fJBN6psout:1IrPj0NmWtN6uoS

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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 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_60beb90b2bc5dbaed789c8d6eb2bae90.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60beb90b2bc5dbaed789c8d6eb2bae90.exe"
    1⤵
    • Checks computer location settings
    • 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:1172
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60beb90b2bc5dbaed789c8d6eb2bae90.exe"
      2⤵
      • UAC bypass
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • 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:2824
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    32KB

    MD5

    3abf2cdd4f6068e20e631ebfc01568b6

    SHA1

    95c69f7e3f817bed33f2fe29cea218cb1bc5995f

    SHA256

    eb8826b6a886409f5ba77fee13d7507d3f874b2d7126a7b9f3fd936c392ed7d1

    SHA512

    aaf2bf925633e0ed1c1c0657aa78b1024f9192eae379afe64de70e5a2b209b4241aeb3475efdc00715ec2ae5c8fa48b2580bf43f7f6fe5130c6ba06fcdcd01b8

  • C:\Windows\mstwain32.exe

    Filesize

    108KB

    MD5

    60beb90b2bc5dbaed789c8d6eb2bae90

    SHA1

    43d00d6892ebfac3f048d5f19fa2b598f967736c

    SHA256

    3c411b10389b4b1bacead8fd27a7934efd606b01b21b6130695b745bf22f2949

    SHA512

    0244dc50d0628571f397de9ab5cdf96e7dd234a36a6a4ac763b20504533e214cd49079453ff91aeeade4b06897a895f2e27db7f1b46b82e6b3bb4e6650a585ad

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1172-1-0x0000000000720000-0x0000000000721000-memory.dmp

    Filesize

    4KB

  • memory/1172-13-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/1172-0-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-32-0x0000000003220000-0x000000000322E000-memory.dmp

    Filesize

    56KB

  • memory/2824-39-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-28-0x00000000030D0000-0x00000000030D1000-memory.dmp

    Filesize

    4KB

  • memory/2824-29-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-30-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-31-0x00000000005B0000-0x00000000005B8000-memory.dmp

    Filesize

    32KB

  • memory/2824-21-0x00000000004C0000-0x00000000004C1000-memory.dmp

    Filesize

    4KB

  • memory/2824-33-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-36-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-25-0x0000000003220000-0x000000000322E000-memory.dmp

    Filesize

    56KB

  • memory/2824-42-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-45-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-48-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-51-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-54-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-57-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-60-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-63-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-66-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2824-69-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB