Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-05-2023 17:46

General

  • Target

    06721899.exe

  • Size

    2.1MB

  • MD5

    63e1c29b4c151caf92970fbaf8e0c2a7

  • SHA1

    896386e7fd8d86ab3819598f4a549e61b919eee4

  • SHA256

    719548921d3a99d8bf31d9c2d543803c0c39a620a8386f8ac557b7ebe5d024d2

  • SHA512

    246d12288e1426b0aa0b53c69efa9fa80781ffdc4394b761ea35f4dae19618b20d7d80402d3edd5d258acbe69c6f8e4640d3d21ba460653383e1408d8d3d9a75

  • SSDEEP

    49152:GCO1NlTK6quyJYbwyi0UZTdA71QxlJOJ56eJwzG6hCF98v7:GJATVdA7WtOOeiv7

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

bitratluckshinjisix130.freeddns.org:7011

Attributes
  • communication_password

    71042e216840c2f1d480e868f387e8db

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • Drops startup file 3 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 17 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06721899.exe
    "C:\Users\Admin\AppData\Local\Temp\06721899.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3140
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5052
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3408

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe

    Filesize

    2.1MB

    MD5

    63e1c29b4c151caf92970fbaf8e0c2a7

    SHA1

    896386e7fd8d86ab3819598f4a549e61b919eee4

    SHA256

    719548921d3a99d8bf31d9c2d543803c0c39a620a8386f8ac557b7ebe5d024d2

    SHA512

    246d12288e1426b0aa0b53c69efa9fa80781ffdc4394b761ea35f4dae19618b20d7d80402d3edd5d258acbe69c6f8e4640d3d21ba460653383e1408d8d3d9a75

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe

    Filesize

    2.1MB

    MD5

    63e1c29b4c151caf92970fbaf8e0c2a7

    SHA1

    896386e7fd8d86ab3819598f4a549e61b919eee4

    SHA256

    719548921d3a99d8bf31d9c2d543803c0c39a620a8386f8ac557b7ebe5d024d2

    SHA512

    246d12288e1426b0aa0b53c69efa9fa80781ffdc4394b761ea35f4dae19618b20d7d80402d3edd5d258acbe69c6f8e4640d3d21ba460653383e1408d8d3d9a75

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe

    Filesize

    2.1MB

    MD5

    63e1c29b4c151caf92970fbaf8e0c2a7

    SHA1

    896386e7fd8d86ab3819598f4a549e61b919eee4

    SHA256

    719548921d3a99d8bf31d9c2d543803c0c39a620a8386f8ac557b7ebe5d024d2

    SHA512

    246d12288e1426b0aa0b53c69efa9fa80781ffdc4394b761ea35f4dae19618b20d7d80402d3edd5d258acbe69c6f8e4640d3d21ba460653383e1408d8d3d9a75

  • memory/3408-142-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-144-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-145-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-146-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-147-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-149-0x0000000074870000-0x00000000748A9000-memory.dmp

    Filesize

    228KB

  • memory/3408-150-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-151-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-152-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-153-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-154-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-155-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-156-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-157-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-158-0x0000000074BF0000-0x0000000074C29000-memory.dmp

    Filesize

    228KB

  • memory/3408-159-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-160-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-161-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-162-0x0000000000400000-0x00000000007E4000-memory.dmp

    Filesize

    3.9MB

  • memory/3408-170-0x0000000074BF0000-0x0000000074C29000-memory.dmp

    Filesize

    228KB