Analysis

  • max time kernel
    145s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 19:40

General

  • Target

    denemm.exe

  • Size

    295KB

  • MD5

    7789ef88a6fa2c4ef1613ff3193dbd06

  • SHA1

    32112ad860eeb69e516939390d69129f24012dd1

  • SHA256

    deec0fbcac5bd01d0894906b62654d6d9475bfc2890970cd4c972529aa609d6e

  • SHA512

    c6c902c989afe8df35de5101c3e69fb4f107a28c4f4e073db31ff77677bd3cbbf2aa6b30d44c9f2326edc11bab979c42c379c2958813b17726c66f12041e4bcc

  • SSDEEP

    6144:RZq5p6OTPiSS/KsKHPWE8auRg0x2hZD0xlPoVeavupI:3q5LPiSDHPWE8TRg0xkl0xCVWpI

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 15 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 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 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 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\denemm.exe
    "C:\Users\Admin\AppData\Local\Temp\denemm.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Users\Admin\AppData\Local\Temp\Exporer32.exe
      "C:\Users\Admin\AppData\Local\Temp\Exporer32.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • System policy modification
      PID:2424
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\Exporer32.exe

    Filesize

    271KB

    MD5

    de4cd779cf278a9c6a37b27ae15b1754

    SHA1

    8d49214acadb2f91aca2a4c5bb207b0373dbd500

    SHA256

    388a722a5eeb67f51f3e8a46800544571b5cd9138dcd17e97cb511e6beae43b2

    SHA512

    6477297276465726d7b8f7bae0388d5e119bce163378ef814bf513f74dabe375bcf14d38af5955dc2e9dca7a375a82e78f7e8ff6f200724ce64f39f9a28e1c01

  • \Users\Admin\AppData\Local\Temp\ntdtcstp.dll

    Filesize

    40KB

    MD5

    3f689ab34ba20ffbc647f3c4ce7c9c92

    SHA1

    0275be6c5d43a4916f4b6b2b4aa06398e193206f

    SHA256

    003eb1ba56dc99c6a6d4e8f35233edcee64aa8001ac5f7289369cae2325ff019

    SHA512

    5336b3d410c21746a81a67c1b0da791d5592d4dc42fe559bc9b12a89b6bc6aef04b385a1566e55a7599c2489741ee7b0953f9cb0b3b5b9a9feb006678e2bdbce

  • memory/2024-0-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/2024-12-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/2424-22-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-23-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-18-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-19-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-20-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-21-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-16-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2424-17-0x00000000005B0000-0x00000000005B1000-memory.dmp

    Filesize

    4KB

  • memory/2424-25-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-26-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-27-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-28-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-29-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-30-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-31-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2424-32-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB