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Analysis

  • max time kernel
    147s
  • 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
    19/08/2024, 12:53

General

  • Target

    ab1a2e72aede5ed2d7bc2fcf72092333_JaffaCakes118.exe

  • Size

    237KB

  • MD5

    ab1a2e72aede5ed2d7bc2fcf72092333

  • SHA1

    0e477e1334b151558648d597e9f4db2cfce1783b

  • SHA256

    f3cba8756388fa0aa2c32aed5327c8c7a6574394a90bfdce881187c77485a0ab

  • SHA512

    14cfa1a0a5e5448c9a399549cab210b032905251d92887415fd99033e5ab99dafc1b21d0c0a2a0b1516e22290fce07c71b6bf3d1b04784c3f59f1d1f23d0c7cf

  • SSDEEP

    3072:xGvo6giwpW9DGD2VdKvY/gIg/CtTIuOmxkiozXgeXdHwTBf4Wgczc+0iez53:xG377xS2Vp2CeiorXdwTBgWx4z53

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab1a2e72aede5ed2d7bc2fcf72092333_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ab1a2e72aede5ed2d7bc2fcf72092333_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:4252
    • 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:4704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\mstwain32.exe

    Filesize

    237KB

    MD5

    ab1a2e72aede5ed2d7bc2fcf72092333

    SHA1

    0e477e1334b151558648d597e9f4db2cfce1783b

    SHA256

    f3cba8756388fa0aa2c32aed5327c8c7a6574394a90bfdce881187c77485a0ab

    SHA512

    14cfa1a0a5e5448c9a399549cab210b032905251d92887415fd99033e5ab99dafc1b21d0c0a2a0b1516e22290fce07c71b6bf3d1b04784c3f59f1d1f23d0c7cf

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/4252-0-0x0000000000A30000-0x0000000000A31000-memory.dmp

    Filesize

    4KB

  • memory/4252-9-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-24-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-30-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-18-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-19-0x0000000000A80000-0x0000000000A88000-memory.dmp

    Filesize

    32KB

  • memory/4704-20-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-22-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-16-0x0000000000A70000-0x0000000000A71000-memory.dmp

    Filesize

    4KB

  • memory/4704-26-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-28-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-17-0x0000000002790000-0x0000000002791000-memory.dmp

    Filesize

    4KB

  • memory/4704-32-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-34-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-36-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-38-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-40-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-42-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB

  • memory/4704-44-0x0000000000400000-0x0000000000443000-memory.dmp

    Filesize

    268KB