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Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2024, 22:24

General

  • Target

    debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe

  • Size

    154KB

  • MD5

    debc87a0cef68ba42268dc5ac9a2361d

  • SHA1

    1c1b925e39910cef9b2c049453cef500101d3246

  • SHA256

    3f9cc7734685bc4a5a9a1c8b8053ee34aa80cde5fbe84356138c03984229c06f

  • SHA512

    f94c92c5ada3c1ca38e8ec33a2e186df18dca5c9ba962c425118e511bb00a46221ed530127d9f31251be7d01ef03937427d4c35f36304f392393343a0388887e

  • SSDEEP

    3072:BZNu3KA7pHjUUHRWEdRjglJwG3xC4sofWAK6GYg+bTkcMupRqXbrn7Q8:wKMpHBRWEHUJ3xFTgEFFiXb77

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 28 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 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
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 33 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 4 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 19 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\debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Users\Admin\AppData\Local\Temp\debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\debc87a0cef68ba42268dc5ac9a2361d_JaffaCakes118.exe"
      2⤵
      • 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 WriteProcessMemory
      PID:1648
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4312
        • C:\Windows\mstwain32.exe
          "C:\Windows\mstwain32.exe"
          4⤵
          • UAC bypass
          • 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:1684
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    5149b29ff7aeb74e76ccf489a97e2c42

    SHA1

    bf28284d341cf35e03c4ee50f645af25a281cf26

    SHA256

    d2a9e9f87e0c50885366c3c5511903d3e28b77bf8a47844e6e6766113db415dc

    SHA512

    cf28fba9cc8f02bbd42384320680d30f34626e09d13d7b22ea545e060c16523648afc07488e6e6a839eb6f00eded866319d8c206b311172edc9421e4bafb7919

  • C:\Windows\mstwain32.exe

    Filesize

    154KB

    MD5

    debc87a0cef68ba42268dc5ac9a2361d

    SHA1

    1c1b925e39910cef9b2c049453cef500101d3246

    SHA256

    3f9cc7734685bc4a5a9a1c8b8053ee34aa80cde5fbe84356138c03984229c06f

    SHA512

    f94c92c5ada3c1ca38e8ec33a2e186df18dca5c9ba962c425118e511bb00a46221ed530127d9f31251be7d01ef03937427d4c35f36304f392393343a0388887e

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1648-1-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1648-7-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1648-9-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1648-6-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1648-2-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1648-8-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1648-0-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1648-20-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-46-0x0000000003110000-0x000000000311E000-memory.dmp

    Filesize

    56KB

  • memory/1684-52-0x0000000000620000-0x0000000000628000-memory.dmp

    Filesize

    32KB

  • memory/1684-32-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-34-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-31-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-33-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-35-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-42-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-29-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-91-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-48-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-49-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-50-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-51-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-53-0x0000000003110000-0x000000000311E000-memory.dmp

    Filesize

    56KB

  • memory/1684-88-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-54-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-55-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-58-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-61-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-64-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-67-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-70-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-73-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-76-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-79-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-82-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1684-85-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2820-5-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/4312-30-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB