Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    06-05-2024 13:52

General

  • Target

    1cccfd3f39c93723923010dd9a9770ec_JaffaCakes118.exe

  • Size

    274KB

  • MD5

    1cccfd3f39c93723923010dd9a9770ec

  • SHA1

    6ee38483a40755644e151b77161ba5f25389d6de

  • SHA256

    263395ea613f77e2632304baacad0f464f47a38eb88f1c3884fab91f3ec9fa3c

  • SHA512

    a1bc687b1022fcdf583c0b595f7e42fc8b92901076546893036b91f9f763c96da492cc8830b1ec633fe72355e01b17587f7bc3c055417e82296fd342147b0950

  • SSDEEP

    6144:KGyjnBSkuV1d4eZd88ORJIf/wTB4b53Vpc:ZYnBSkuVUeZdYqwTc

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 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\1cccfd3f39c93723923010dd9a9770ec_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1cccfd3f39c93723923010dd9a9770ec_JaffaCakes118.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\1cccfd3f39c93723923010dd9a9770ec_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:1572
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\mstwain32.exe

    Filesize

    274KB

    MD5

    1cccfd3f39c93723923010dd9a9770ec

    SHA1

    6ee38483a40755644e151b77161ba5f25389d6de

    SHA256

    263395ea613f77e2632304baacad0f464f47a38eb88f1c3884fab91f3ec9fa3c

    SHA512

    a1bc687b1022fcdf583c0b595f7e42fc8b92901076546893036b91f9f763c96da492cc8830b1ec633fe72355e01b17587f7bc3c055417e82296fd342147b0950

  • memory/1572-24-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-45-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-28-0x00000000774C0000-0x00000000775B0000-memory.dmp

    Filesize

    960KB

  • memory/1572-29-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-16-0x0000000000540000-0x000000000054E000-memory.dmp

    Filesize

    56KB

  • memory/1572-19-0x00000000774C0000-0x00000000775B0000-memory.dmp

    Filesize

    960KB

  • memory/1572-18-0x00000000774D0000-0x00000000774D1000-memory.dmp

    Filesize

    4KB

  • memory/1572-20-0x00000000774C0000-0x00000000775B0000-memory.dmp

    Filesize

    960KB

  • memory/1572-22-0x0000000000200000-0x0000000000208000-memory.dmp

    Filesize

    32KB

  • memory/1572-21-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-23-0x0000000000540000-0x000000000054E000-memory.dmp

    Filesize

    56KB

  • memory/1572-27-0x00000000774C0000-0x00000000775B0000-memory.dmp

    Filesize

    960KB

  • memory/1572-63-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-60-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-15-0x00000000001F0000-0x00000000001F1000-memory.dmp

    Filesize

    4KB

  • memory/1572-32-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-35-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-39-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-42-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-57-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-48-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-51-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1572-54-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2072-1-0x0000000002950000-0x0000000002951000-memory.dmp

    Filesize

    4KB

  • memory/2072-11-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2072-0-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB