Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    10/05/2022, 12:37

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 51 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 20 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:2384
    • C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe
      "C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe"
      2⤵
        PID:4924
      • C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe
        "C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe"
        2⤵
          PID:4856
        • C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe
          "C:\Users\Admin\AppData\Local\Temp\f1e6bf4d43ee2975292f57112c8fcb5d.exe"
          2⤵
            PID:1720
          • 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:4352

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/2384-131-0x0000000005930000-0x0000000005ED4000-memory.dmp

                Filesize

                5.6MB

              • memory/2384-132-0x0000000005380000-0x0000000005412000-memory.dmp

                Filesize

                584KB

              • memory/2384-133-0x0000000006D20000-0x0000000006DBC000-memory.dmp

                Filesize

                624KB

              • memory/2384-134-0x0000000007FA0000-0x0000000008006000-memory.dmp

                Filesize

                408KB

              • memory/2384-130-0x0000000000AB0000-0x0000000000AF8000-memory.dmp

                Filesize

                288KB

              • memory/4352-139-0x0000000000400000-0x00000000007CE000-memory.dmp

                Filesize

                3.8MB

              • memory/4352-141-0x0000000000400000-0x00000000007CE000-memory.dmp

                Filesize

                3.8MB

              • memory/4352-140-0x0000000000400000-0x00000000007CE000-memory.dmp

                Filesize

                3.8MB

              • memory/4352-142-0x0000000000400000-0x00000000007CE000-memory.dmp

                Filesize

                3.8MB