Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-05-2024 18:32

General

  • Target

    2629102aaab6078a598437b0bfde20f6_JaffaCakes118.exe

  • Size

    270KB

  • MD5

    2629102aaab6078a598437b0bfde20f6

  • SHA1

    7f02c1be915d19184f1f68ec89078ee55a9f974e

  • SHA256

    8aa5a9c79c871690a1fad384608ba8abcb7e18a09968ed177a3830f9363a716f

  • SHA512

    d70f52ea07b78af4dc1ebb6c89afb4e874b1436233ed2d24215cd3795ac8bf74d5ee3538fc27092f713a9ab14524bf7f79eca1a20b30adff0354ac22e2004847

  • SSDEEP

    6144:KG377xS2Vp2CeiorXhwTBOz53RHopcCJJvH:Zr7xS2Vp6FwTcHobJJvH

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.

  • 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
  • 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\2629102aaab6078a598437b0bfde20f6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2629102aaab6078a598437b0bfde20f6_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:2416
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\2629102aaab6078a598437b0bfde20f6_JaffaCakes118.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
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:1792
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    797988d4532348f0d8fcc82defd035d1

    SHA1

    37aade528fb0cb5d0cebd85bed3ec8103cfbf31b

    SHA256

    1a6a34b4e65bfce2085bcfb07a7691830624ba876c84da714fe8d94d5a473bdc

    SHA512

    e26cff681f7e205ce27b0c08fd4f5a28c67e05dc7a10b2ed2471a75e21c6fbc4121fd836b185f305e634fe3a450db3fde10942a4d9687794b1c05e175667c360

  • C:\Windows\mstwain32.exe

    Filesize

    270KB

    MD5

    2629102aaab6078a598437b0bfde20f6

    SHA1

    7f02c1be915d19184f1f68ec89078ee55a9f974e

    SHA256

    8aa5a9c79c871690a1fad384608ba8abcb7e18a09968ed177a3830f9363a716f

    SHA512

    d70f52ea07b78af4dc1ebb6c89afb4e874b1436233ed2d24215cd3795ac8bf74d5ee3538fc27092f713a9ab14524bf7f79eca1a20b30adff0354ac22e2004847

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1792-32-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-38-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-65-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-22-0x00000000028E0000-0x00000000028EE000-memory.dmp

    Filesize

    56KB

  • memory/1792-25-0x0000000002790000-0x0000000002791000-memory.dmp

    Filesize

    4KB

  • memory/1792-26-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-28-0x00000000028E0000-0x00000000028EE000-memory.dmp

    Filesize

    56KB

  • memory/1792-27-0x0000000000940000-0x0000000000948000-memory.dmp

    Filesize

    32KB

  • memory/1792-29-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-62-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-35-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-18-0x00000000005F0000-0x00000000005F1000-memory.dmp

    Filesize

    4KB

  • memory/1792-41-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-44-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-47-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-50-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-53-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-56-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/1792-59-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2416-0-0x0000000000620000-0x0000000000621000-memory.dmp

    Filesize

    4KB

  • memory/2416-9-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB