Analysis

  • max time kernel
    143s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-05-2024 15:07

General

  • Target

    1d12ce798497b2b6723c0a43ad436fd0_JaffaCakes118.exe

  • Size

    270KB

  • MD5

    1d12ce798497b2b6723c0a43ad436fd0

  • SHA1

    0f0a2d6228ed65d9a8bab2565c2436278096a807

  • SHA256

    76b93654dacd75b108276b40dedc7caf796ecfebb4aac0190937e4fafdb4ffdd

  • SHA512

    b1783e609cc3a13b984ef05f4dde147863697f2221f9c9daf1c2d1b1210a9f163029de4da84108220a1ed2c6725a13ca97bd56bf436a5acf92e21182d803c5f2

  • SSDEEP

    6144:KG377xS2Vp2CeiorXhwTBOz53ppcCJJvH:Zr7xS2Vp6FwTGbJJvH

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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 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\1d12ce798497b2b6723c0a43ad436fd0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1d12ce798497b2b6723c0a43ad436fd0_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2396
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:1268
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    8591c0c10547cf4a1ac1bcc385cd7fa8

    SHA1

    4891edf15328280abf61177d56fd6ff72e362111

    SHA256

    802be7ca1867d4df01a5c2ad6ca3a5afa65badf5a621def4a5b07b83667711a8

    SHA512

    0cb88b77b290c36775b0c3f9d3475340382f65399c317801e13e71216b2ca47876a25bda601feef3475d1469b4595f8490b4d99372cd7083c6ea9e54fd40d03e

  • C:\Windows\mstwain32.exe

    Filesize

    270KB

    MD5

    1d12ce798497b2b6723c0a43ad436fd0

    SHA1

    0f0a2d6228ed65d9a8bab2565c2436278096a807

    SHA256

    76b93654dacd75b108276b40dedc7caf796ecfebb4aac0190937e4fafdb4ffdd

    SHA512

    b1783e609cc3a13b984ef05f4dde147863697f2221f9c9daf1c2d1b1210a9f163029de4da84108220a1ed2c6725a13ca97bd56bf436a5acf92e21182d803c5f2

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1268-32-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-38-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-22-0x00000000022A0000-0x00000000022AE000-memory.dmp

    Filesize

    56KB

  • memory/1268-65-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-25-0x0000000002250000-0x0000000002251000-memory.dmp

    Filesize

    4KB

  • memory/1268-26-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-28-0x00000000022A0000-0x00000000022AE000-memory.dmp

    Filesize

    56KB

  • memory/1268-27-0x0000000000630000-0x0000000000638000-memory.dmp

    Filesize

    32KB

  • memory/1268-29-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-62-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-35-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-18-0x0000000000620000-0x0000000000621000-memory.dmp

    Filesize

    4KB

  • memory/1268-41-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-44-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-47-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-50-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-53-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-56-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1268-59-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2396-10-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

    Filesize

    4KB

  • memory/2396-9-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB