Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    10/05/2022, 12:38

General

  • Target

    f1e6bf4d43ee2975292f57112c8fcb5d.exe

  • Size

    264KB

  • MD5

    f1e6bf4d43ee2975292f57112c8fcb5d

  • SHA1

    6c52c3a0707c3f9fe78ef47993e5ba6a854ff0b1

  • SHA256

    d7c1130bfed2081ab246aa229e524dd38eb91b22af6db68ddb89f1c760379d9a

  • SHA512

    fdf0b02c3e2bef352b46880a88960d51e30f6132351064087c557ec6a96498905d7eb316e81d047d8988e1de9da715082617a999bdd239fc712c8c9b17d61656

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

lapoire3.hopto.org:1234

Attributes
  • communication_password

    e10adc3949ba59abbe56e057f20f883e

  • tor_process

    tor

Signatures

  • BitRAT

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

  • suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

    suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

  • Drops startup file 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe
    "C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2476
    • C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe
      "C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1928
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k appmodel -p -s camsvc
    1⤵
      PID:3712

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1928-136-0x0000000000400000-0x00000000007CE000-memory.dmp

            Filesize

            3.8MB

          • memory/1928-137-0x0000000000400000-0x00000000007CE000-memory.dmp

            Filesize

            3.8MB

          • memory/1928-138-0x0000000000400000-0x00000000007CE000-memory.dmp

            Filesize

            3.8MB

          • memory/1928-139-0x0000000000400000-0x00000000007CE000-memory.dmp

            Filesize

            3.8MB

          • memory/2476-130-0x00000000001D0000-0x0000000000218000-memory.dmp

            Filesize

            288KB

          • memory/2476-131-0x0000000005300000-0x00000000058A4000-memory.dmp

            Filesize

            5.6MB

          • memory/2476-132-0x0000000004BE0000-0x0000000004C72000-memory.dmp

            Filesize

            584KB

          • memory/2476-133-0x0000000006330000-0x00000000063CC000-memory.dmp

            Filesize

            624KB

          • memory/2476-134-0x0000000007530000-0x0000000007596000-memory.dmp

            Filesize

            408KB