Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-09-2023 06:04

General

  • Target

    Accountsetting.exe

  • Size

    6.2MB

  • MD5

    0606141f3fad15f21ebf58bcd5c49f75

  • SHA1

    098454df527c1315e80808328dc464286fa90859

  • SHA256

    76f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6

  • SHA512

    1ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92

  • SSDEEP

    98304:qgMl95DqZYNTvgSeRK0eINIehsEB0ylMlzg4x4hFq1u9roTkXWtHErGy3z6r5MNI:qFX5eGiK0aEKtP1+rGkX2Dry0f

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

rornfl12.duckdns.org:3072

Attributes
  • communication_password

    be767243ca8f574c740fb4c26cc6dceb

  • install_dir

    chrome

  • install_file

    chome.exe

  • tor_process

    tor

Signatures

  • BitRAT

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

  • VMProtect packed file 5 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Accountsetting.exe
    "C:\Users\Admin\AppData\Local\Temp\Accountsetting.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:932

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/932-0-0x0000000000400000-0x00000000010CD000-memory.dmp

    Filesize

    12.8MB

  • memory/932-1-0x0000000001680000-0x0000000001681000-memory.dmp

    Filesize

    4KB

  • memory/932-3-0x0000000001690000-0x0000000001691000-memory.dmp

    Filesize

    4KB

  • memory/932-2-0x0000000000400000-0x00000000010CD000-memory.dmp

    Filesize

    12.8MB

  • memory/932-4-0x0000000000400000-0x00000000010CD000-memory.dmp

    Filesize

    12.8MB

  • memory/932-7-0x00000000748B0000-0x00000000748E9000-memory.dmp

    Filesize

    228KB

  • memory/932-8-0x0000000074570000-0x00000000745A9000-memory.dmp

    Filesize

    228KB

  • memory/932-9-0x0000000000400000-0x00000000010CD000-memory.dmp

    Filesize

    12.8MB

  • memory/932-10-0x0000000000400000-0x00000000010CD000-memory.dmp

    Filesize

    12.8MB

  • memory/932-11-0x0000000074570000-0x00000000745A9000-memory.dmp

    Filesize

    228KB