Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2024, 15:38

General

  • Target

    de5afc5cb0c85953755615bfa7045872.exe

  • Size

    231KB

  • MD5

    de5afc5cb0c85953755615bfa7045872

  • SHA1

    7dd4cd6e5012ce741037ba5e6db075266bdf4bd0

  • SHA256

    c9af8c4076e6f206b253ef06870b89dfd197c76003cc2ddd7915eeda7cd68e70

  • SHA512

    5bcb219a836a82071809dae8dd0767d0bc086032d5903363da97b8bd319a38239afbf38bce1de0118b759486707dfa5c5a9f8d00526856c99d054af55e6ab257

  • SSDEEP

    3072:7Gvo6giwpW9DGD2VdKvY/gIg/CtTIuOmxkiozXgeXdHwTBf4Wgczc+0ieV53:7G377xS2Vp2CeiorXdwTBgWx4V53

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 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).

  • 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\de5afc5cb0c85953755615bfa7045872.exe
    "C:\Users\Admin\AppData\Local\Temp\de5afc5cb0c85953755615bfa7045872.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:4484
    • C:\Windows\deneme.exe
      "C:\Windows\deneme.exe" \melt "C:\Users\Admin\AppData\Local\Temp\de5afc5cb0c85953755615bfa7045872.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:4748
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1680

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\deneme.exe

            Filesize

            231KB

            MD5

            de5afc5cb0c85953755615bfa7045872

            SHA1

            7dd4cd6e5012ce741037ba5e6db075266bdf4bd0

            SHA256

            c9af8c4076e6f206b253ef06870b89dfd197c76003cc2ddd7915eeda7cd68e70

            SHA512

            5bcb219a836a82071809dae8dd0767d0bc086032d5903363da97b8bd319a38239afbf38bce1de0118b759486707dfa5c5a9f8d00526856c99d054af55e6ab257

          • C:\Windows\ntdtcstp.dll

            Filesize

            7KB

            MD5

            67587e25a971a141628d7f07bd40ffa0

            SHA1

            76fcd014539a3bb247cc0b761225f68bd6055f6b

            SHA256

            e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

            SHA512

            6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

          • memory/4484-9-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-26-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-30-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-19-0x0000000000970000-0x0000000000978000-memory.dmp

            Filesize

            32KB

          • memory/4748-18-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-20-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-22-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-24-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-16-0x0000000000620000-0x0000000000621000-memory.dmp

            Filesize

            4KB

          • memory/4748-28-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-17-0x00000000030D0000-0x00000000030D1000-memory.dmp

            Filesize

            4KB

          • memory/4748-32-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-34-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-36-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-38-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-40-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-42-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/4748-44-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB