Analysis

  • max time kernel
    49s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2023 10:38

General

  • Target

    67ec6b9c6ecea354319ea57391b818f9.exe

  • Size

    2.1MB

  • MD5

    67ec6b9c6ecea354319ea57391b818f9

  • SHA1

    aa1d5b3217058c8d0f8cad302d95de32a74d236d

  • SHA256

    ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339

  • SHA512

    40dab32e2b9cb8407e18a3059a43d467871b4bf4d44b6a50b144457c3292e4104a77f4ae529fee3eab03d4b556d14b8606411b89cb55367fd085e7280b18fea8

  • SSDEEP

    49152:QkucDoHMfC3NPpkHJ4NKW9Yp18d3F3KDp8/nrZIyE:QBcDos6plquV32CTZ

Score
10/10

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

jairoandresotalvarorend.linkpc.net:9085

Attributes
  • communication_password

    bfdba24ee3d61f0260c4dc1034c3ee43

  • install_dir

    Googlechromeinite

  • install_file

    Googlechromeinit.exe

  • tor_process

    tor

Signatures

  • BitRAT

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

  • CustAttr .NET packer 1 IoCs

    Detects CustAttr .NET packer in memory.

  • UPX packed file 13 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67ec6b9c6ecea354319ea57391b818f9.exe
    "C:\Users\Admin\AppData\Local\Temp\67ec6b9c6ecea354319ea57391b818f9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Users\Admin\AppData\Local\Temp\67ec6b9c6ecea354319ea57391b818f9.exe
      "C:\Users\Admin\AppData\Local\Temp\67ec6b9c6ecea354319ea57391b818f9.exe"
      2⤵
        PID:4092
      • C:\Users\Admin\AppData\Local\Temp\67ec6b9c6ecea354319ea57391b818f9.exe
        "C:\Users\Admin\AppData\Local\Temp\67ec6b9c6ecea354319ea57391b818f9.exe"
        2⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious use of AdjustPrivilegeToken
        PID:1696

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1696-13-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-34-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-29-0x0000000074670000-0x00000000746A9000-memory.dmp

      Filesize

      228KB

    • memory/1696-37-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-14-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-35-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-36-0x0000000074670000-0x00000000746A9000-memory.dmp

      Filesize

      228KB

    • memory/1696-25-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-33-0x0000000074670000-0x00000000746A9000-memory.dmp

      Filesize

      228KB

    • memory/1696-32-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-30-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-23-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-39-0x0000000074670000-0x00000000746A9000-memory.dmp

      Filesize

      228KB

    • memory/1696-38-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-31-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-18-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-17-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-16-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-26-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-20-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-21-0x00000000742D0000-0x0000000074309000-memory.dmp

      Filesize

      228KB

    • memory/1696-22-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-24-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-27-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/1696-28-0x0000000000400000-0x00000000007E4000-memory.dmp

      Filesize

      3.9MB

    • memory/2256-9-0x00000000743C0000-0x0000000074B70000-memory.dmp

      Filesize

      7.7MB

    • memory/2256-12-0x0000000009B70000-0x0000000009CEC000-memory.dmp

      Filesize

      1.5MB

    • memory/2256-19-0x00000000743C0000-0x0000000074B70000-memory.dmp

      Filesize

      7.7MB

    • memory/2256-11-0x0000000008610000-0x00000000087D4000-memory.dmp

      Filesize

      1.8MB

    • memory/2256-10-0x0000000005760000-0x0000000005770000-memory.dmp

      Filesize

      64KB

    • memory/2256-2-0x0000000005500000-0x000000000559C000-memory.dmp

      Filesize

      624KB

    • memory/2256-8-0x0000000001510000-0x0000000001522000-memory.dmp

      Filesize

      72KB

    • memory/2256-5-0x0000000005760000-0x0000000005770000-memory.dmp

      Filesize

      64KB

    • memory/2256-6-0x00000000054A0000-0x00000000054AA000-memory.dmp

      Filesize

      40KB

    • memory/2256-7-0x00000000057D0000-0x0000000005826000-memory.dmp

      Filesize

      344KB

    • memory/2256-0-0x0000000000890000-0x0000000000AAC000-memory.dmp

      Filesize

      2.1MB

    • memory/2256-4-0x00000000055A0000-0x0000000005632000-memory.dmp

      Filesize

      584KB

    • memory/2256-3-0x0000000005B50000-0x00000000060F4000-memory.dmp

      Filesize

      5.6MB

    • memory/2256-1-0x00000000743C0000-0x0000000074B70000-memory.dmp

      Filesize

      7.7MB