Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-08-2022 11:16

General

  • Target

    invoice.exe

  • Size

    16KB

  • MD5

    aa1d9a07e0bd53a161cb35168bb1bb31

  • SHA1

    f4503fd5b9d8b23c02bff1abd23fb17ce341f907

  • SHA256

    08ad11bae99deab8e128dfea4c85f8bb46124f32a7cfae956c1b650e94f005fa

  • SHA512

    1185abec300c865b7f167f583b5b2ea62b7860ad9da58d0b0779a754ea9fc783a8c49d6592e345c7840ad773936a14d9ced6e39651eeaecf3271d5acd9b36049

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

eichelberger.duckdns.org:7744

Attributes
  • communication_password

    2eb6e59fac395f7cb5a7b52ea31fa9f2

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Downloads MZ/PE file
  • UPX packed file 6 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4644
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\System32\svchost.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:764

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/764-135-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/764-132-0x0000000000000000-mapping.dmp
  • memory/764-133-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/764-134-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/764-136-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/764-137-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/764-138-0x0000000074EE0000-0x0000000074F19000-memory.dmp
    Filesize

    228KB

  • memory/764-139-0x0000000075280000-0x00000000752B9000-memory.dmp
    Filesize

    228KB

  • memory/764-140-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

  • memory/764-141-0x0000000074EE0000-0x0000000074F19000-memory.dmp
    Filesize

    228KB

  • memory/764-142-0x0000000075280000-0x00000000752B9000-memory.dmp
    Filesize

    228KB

  • memory/4644-131-0x00000000051E0000-0x000000000527C000-memory.dmp
    Filesize

    624KB

  • memory/4644-130-0x00000000007F0000-0x00000000007F8000-memory.dmp
    Filesize

    32KB