Analysis

  • max time kernel
    42s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2022 22:18

General

  • Target

    b6e042b0fa5559315c0500ad91d22e02ad9e1bbb86d277a4cdf934d6781f2b5e.exe

  • Size

    155KB

  • MD5

    d3bb560701d2b6ca0440c22c6679567e

  • SHA1

    d15f10faff11d1fbdc3bc2c6e114608ad1a177fd

  • SHA256

    b6e042b0fa5559315c0500ad91d22e02ad9e1bbb86d277a4cdf934d6781f2b5e

  • SHA512

    b24da9cf07a263723f6ed7b3efab8129211de89b78e5b715add601f8dbffe57aebf45c54cd7c76a3b1127ee55334f082ba4652b4f86a0a40e7d13faf7f216bcd

  • SSDEEP

    3072:FI3vzbT934wKn7Pbk+DFTz9rW8dUJXEtbiYHPy6Wq46kZg+uc3NCcoKB5jWoIEif:FsLbh34wK7o+DpJi8UObDtDHc3NCcnLE

Score
10/10

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ModiLoader Second Stage 4 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 1 IoCs

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

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b6e042b0fa5559315c0500ad91d22e02ad9e1bbb86d277a4cdf934d6781f2b5e.exe
    "C:\Users\Admin\AppData\Local\Temp\b6e042b0fa5559315c0500ad91d22e02ad9e1bbb86d277a4cdf934d6781f2b5e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c del "C:\Users\Admin\AppData\Local\Temp\b6e042b0fa5559315c0500ad91d22e02ad9e1bbb86d277a4cdf934d6781f2b5e.exe"
      2⤵
      • Deletes itself
      PID:1984
  • C:\Users\Admin\Favorites\netservice.exe
    C:\Users\Admin\Favorites\netservice.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" about:blank
      2⤵
        PID:1940

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\Favorites\netservice.exe
      Filesize

      155KB

      MD5

      d3bb560701d2b6ca0440c22c6679567e

      SHA1

      d15f10faff11d1fbdc3bc2c6e114608ad1a177fd

      SHA256

      b6e042b0fa5559315c0500ad91d22e02ad9e1bbb86d277a4cdf934d6781f2b5e

      SHA512

      b24da9cf07a263723f6ed7b3efab8129211de89b78e5b715add601f8dbffe57aebf45c54cd7c76a3b1127ee55334f082ba4652b4f86a0a40e7d13faf7f216bcd

    • memory/900-54-0x0000000076121000-0x0000000076123000-memory.dmp
      Filesize

      8KB

    • memory/900-55-0x0000000000400000-0x000000000045F208-memory.dmp
      Filesize

      380KB

    • memory/900-59-0x0000000000400000-0x000000000045F208-memory.dmp
      Filesize

      380KB

    • memory/1984-58-0x0000000000000000-mapping.dmp
    • memory/2008-60-0x0000000000400000-0x000000000045F208-memory.dmp
      Filesize

      380KB

    • memory/2008-62-0x0000000010410000-0x0000000010465000-memory.dmp
      Filesize

      340KB

    • memory/2008-65-0x0000000000400000-0x000000000045F208-memory.dmp
      Filesize

      380KB