Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2024 23:39

General

  • Target

    c4ddbd896ea2a93b7628a09059e8653d_JaffaCakes118.exe

  • Size

    109KB

  • MD5

    c4ddbd896ea2a93b7628a09059e8653d

  • SHA1

    ff35437292f53bfb98f957dc70886fec397e68f5

  • SHA256

    d2ea24ff01b11eefa89f8b8ecf3c22d4d7ec20e1b4ae582336cb39b3a0c789b4

  • SHA512

    0c7a23122e3723e9f8b0af1fdf084762dce9eb8c5596477e7f4fd25384ebc33de35abd2222b123bae333460db5def723a22a35c9b97c02d8430522b164580283

  • SSDEEP

    3072:9oy8j7VnNdrPHaSekwi+mWfZXoCiLk/P0out:d8jZ7rvaU3+mWzi80oS

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 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c4ddbd896ea2a93b7628a09059e8653d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c4ddbd896ea2a93b7628a09059e8653d_JaffaCakes118.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 WriteProcessMemory
    PID:1004
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\c4ddbd896ea2a93b7628a09059e8653d_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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:3252

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    daf87f9c2b396f9f13657d6eb838da15

    SHA1

    91fdccce7a01addaee851db3adca10786462ddbf

    SHA256

    03d879079e28164aa39484747a90e14e52e7c02d637e1f7936d7c6ec99039222

    SHA512

    673d057bf0813738f42643b67c1a3f7703eafa90294eb4d036e1537740fa95c4de847380bdef08a413397c4923401dcf9b8bb3aa77ddd3b536918fd2815319de

  • C:\Windows\mstwain32.exe

    Filesize

    109KB

    MD5

    c4ddbd896ea2a93b7628a09059e8653d

    SHA1

    ff35437292f53bfb98f957dc70886fec397e68f5

    SHA256

    d2ea24ff01b11eefa89f8b8ecf3c22d4d7ec20e1b4ae582336cb39b3a0c789b4

    SHA512

    0c7a23122e3723e9f8b0af1fdf084762dce9eb8c5596477e7f4fd25384ebc33de35abd2222b123bae333460db5def723a22a35c9b97c02d8430522b164580283

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1004-1-0x0000000000A30000-0x0000000000A31000-memory.dmp

    Filesize

    4KB

  • memory/1004-11-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1004-0-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-30-0x00000000030F0000-0x00000000030FE000-memory.dmp

    Filesize

    56KB

  • memory/3252-37-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-26-0x0000000002FA0000-0x0000000002FA1000-memory.dmp

    Filesize

    4KB

  • memory/3252-27-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-28-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-29-0x0000000000660000-0x0000000000668000-memory.dmp

    Filesize

    32KB

  • memory/3252-19-0x0000000000600000-0x0000000000601000-memory.dmp

    Filesize

    4KB

  • memory/3252-31-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-34-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-23-0x00000000030F0000-0x00000000030FE000-memory.dmp

    Filesize

    56KB

  • memory/3252-40-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-43-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-46-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-49-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-52-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-55-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-58-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-61-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-64-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3252-67-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB