Analysis

  • max time kernel
    113s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-09-2024 04:48

General

  • Target

    4c5c017fa0cf51bd814bd877d4448300N.exe

  • Size

    5.0MB

  • MD5

    4c5c017fa0cf51bd814bd877d4448300

  • SHA1

    a94fec80255175db3e2a938c02a9b173e0fb498d

  • SHA256

    11a1756f1a0d950273debd39cbf1f99b515cff9d46b2e78a533bd4100e078a12

  • SHA512

    c3ef6c72c504e94de1ad8ac9fd75911a754e7ffbc87e5885029e0b668c938632c66d6cdad34caf0a8bb46aa886eda2fa970887e9eb61317d2bfe74e9b1627c2c

  • SSDEEP

    98304:L7VmgrLl6EeNQ0kKDhLa1xecuMJWJ4qnP6x0V2ucdIlpzd3kU2V:LlLSQ0Nirvk2qSxHyzd3kn

Malware Config

Extracted

Family

bitrat

Version

1.34

C2

185.157.161.104:65312

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c5c017fa0cf51bd814bd877d4448300N.exe
    "C:\Users\Admin\AppData\Local\Temp\4c5c017fa0cf51bd814bd877d4448300N.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2928
    • C:\Users\Admin\AppData\Local\Temp\4c5c017fa0cf51bd814bd877d4448300N.EXE
      "C:\Users\Admin\AppData\Local\Temp\4c5c017fa0cf51bd814bd877d4448300N.EXE"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2832-5-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-7-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-8-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-6-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-10-0x00000000746D0000-0x0000000074709000-memory.dmp

    Filesize

    228KB

  • memory/2832-11-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-17-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-18-0x0000000074A50000-0x0000000074A89000-memory.dmp

    Filesize

    228KB

  • memory/2832-19-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-23-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-22-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-24-0x0000000074A50000-0x0000000074A89000-memory.dmp

    Filesize

    228KB

  • memory/2832-25-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-29-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-30-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-31-0x0000000074A50000-0x0000000074A89000-memory.dmp

    Filesize

    228KB

  • memory/2832-32-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-34-0x0000000074A50000-0x0000000074A89000-memory.dmp

    Filesize

    228KB

  • memory/2832-36-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-37-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB

  • memory/2832-38-0x0000000074A50000-0x0000000074A89000-memory.dmp

    Filesize

    228KB

  • memory/2832-39-0x0000000000400000-0x00000000007CD000-memory.dmp

    Filesize

    3.8MB