Overview

overview

10

Static

static

srv.ps1

windows7_x64

1

srv.ps1

windows10-2004_x64

10

Analysis

  • max time kernel
    103s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    19-01-2022 11:27

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General

  • Target

    srv.ps1

  • Size

    3.6MB

  • MD5

    bdfc70e3237617d7a4509e9a857234eb

  • SHA1

    7b1e093f630ded929fefe02c554d09a1a9d13c54

  • SHA256

    d96de808e92e4d42e93180be95ec52fbe490c506cd839365e71cb7168df6bfbd

  • SHA512

    5bdde5d55b60e7ba1fb448bf95dd45feb2936ebaf53f5a78fa8272b522836d21a884ec5db523d09605f565d382e0015ee055de1976a3093defcc162d43abd857

Score
10/10
bitrattrojanupx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

learnatallcost2.ddns.net:9050

Attributes
  • communication_password

    4a3e00961a08879c34f91ca0070ea2f5

  • tor_process

    tor

Signatures

  • BitRAT

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

    trojanbitrat
  • UPX packed file 3 IoCs

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

    upx
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\srv.ps1
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1216
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
        PID:224
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
        2⤵
          PID:1740
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
          2⤵
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2072
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalService
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3544

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/1216-134-0x000002021D170000-0x000002021D192000-memory.dmp
        Filesize

        136KB

        Download
      • memory/1216-135-0x00000202357C0000-0x00000202357C2000-memory.dmp
        Filesize

        8KB

        Download
      • memory/1216-136-0x00000202357C3000-0x00000202357C5000-memory.dmp
        Filesize

        8KB

        Download
      • memory/1216-139-0x00000202357C6000-0x00000202357C8000-memory.dmp
        Filesize

        8KB

        Download
      • memory/2072-140-0x0000000000400000-0x00000000007E4000-memory.dmp
        Filesize

        3.9MB

        Download
      • memory/2072-142-0x0000000000400000-0x00000000007E4000-memory.dmp
        Filesize

        3.9MB

        Download
      • memory/2072-143-0x0000000000400000-0x00000000007E4000-memory.dmp
        Filesize

        3.9MB

        Download