Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-09-2024 02:43

General

  • Target

    e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe

  • Size

    113KB

  • MD5

    e5e4acf1194ce4bd2db0831524ee95ae

  • SHA1

    4518d9a99f042a4262e627265145bc5c9dba4d71

  • SHA256

    84c2922d2115583107dcbec685528aa4d9eac94408d699e63a7baf5037a4cac0

  • SHA512

    f5b6d83ea19f52003fdea9849793cc667693117d814bd4081414ec967bf19de2ebc1da5a674aed4049a4916f16d5699dd4f1959acbbc07141a9260189d7888ec

  • SSDEEP

    3072:0oy8j7VnNdrPHaSekwi+mWCdL2+O1outmG:k8jZ7rvaU3+mWK2+ooSmG

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
  • UPX packed file 18 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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).

  • 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 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\e5e4acf1194ce4bd2db0831524ee95ae_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e5e4acf1194ce4bd2db0831524ee95ae_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:8
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      2⤵
      • 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:4456
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    3810179ca65b73dfe9cfc14f9b2a6d69

    SHA1

    e6748f1a2c8195408f8d0b3c343c00c64fe74ef4

    SHA256

    d3256849e159ce44d64799078b7a7c16757a0d5eb2bf8b0bcb9517cc4332c94b

    SHA512

    bb7e29c9cbaa9124159e13688b8ce22b6ef87ff5b02ff43a715ff9bc87d68318fcd16b4f441951f9d52dd7bb43706e08f055521444922125c4ef4b275c9b9bea

  • C:\Windows\mstwain32.exe

    Filesize

    113KB

    MD5

    e5e4acf1194ce4bd2db0831524ee95ae

    SHA1

    4518d9a99f042a4262e627265145bc5c9dba4d71

    SHA256

    84c2922d2115583107dcbec685528aa4d9eac94408d699e63a7baf5037a4cac0

    SHA512

    f5b6d83ea19f52003fdea9849793cc667693117d814bd4081414ec967bf19de2ebc1da5a674aed4049a4916f16d5699dd4f1959acbbc07141a9260189d7888ec

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/8-11-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/8-9-0x00000000021E0000-0x00000000021E1000-memory.dmp

    Filesize

    4KB

  • memory/8-0-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-30-0x00000000024E0000-0x00000000024EE000-memory.dmp

    Filesize

    56KB

  • memory/4456-37-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-26-0x0000000002350000-0x0000000002351000-memory.dmp

    Filesize

    4KB

  • memory/4456-27-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-28-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-29-0x0000000000700000-0x0000000000708000-memory.dmp

    Filesize

    32KB

  • memory/4456-19-0x00000000006F0000-0x00000000006F1000-memory.dmp

    Filesize

    4KB

  • memory/4456-31-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-34-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-23-0x00000000024E0000-0x00000000024EE000-memory.dmp

    Filesize

    56KB

  • memory/4456-40-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-43-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-46-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-49-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-52-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-55-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-58-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-61-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-64-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/4456-67-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB