Overview

overview

10

Static

static

ad0838439c...39.exe

windows7_x64

10

ad0838439c...39.exe

windows10_x64

10

Analysis

  • max time kernel
    160s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-01-2022 23:19

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General

  • Target

    ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe

  • Size

    2.1MB

  • MD5

    67ec6b9c6ecea354319ea57391b818f9

  • SHA1

    aa1d5b3217058c8d0f8cad302d95de32a74d236d

  • SHA256

    ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339

  • SHA512

    40dab32e2b9cb8407e18a3059a43d467871b4bf4d44b6a50b144457c3292e4104a77f4ae529fee3eab03d4b556d14b8606411b89cb55367fd085e7280b18fea8

Score
10/10
bitratpersistencetrojanupx

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.

    trojanbitrat
  • CustAttr .NET packer 1 IoCs

    Detects CustAttr .NET packer in memory.

  • UPX packed file 3 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe
    "C:\Users\Admin\AppData\Local\Temp\ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3604
    • C:\Users\Admin\AppData\Local\Temp\ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe
      "C:\Users\Admin\AppData\Local\Temp\ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe"
      2⤵
        PID:3248
      • C:\Users\Admin\AppData\Local\Temp\ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe
        "C:\Users\Admin\AppData\Local\Temp\ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3748

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3604-118-0x0000000000C20000-0x0000000000E3C000-memory.dmp
      Filesize

      2.1MB

      Download
    • memory/3604-119-0x00000000056C0000-0x000000000575C000-memory.dmp
      Filesize

      624KB

      Download
    • memory/3604-120-0x0000000005C70000-0x000000000616E000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/3604-121-0x0000000005770000-0x0000000005802000-memory.dmp
      Filesize

      584KB

      Download
    • memory/3604-122-0x0000000005620000-0x00000000056BC000-memory.dmp
      Filesize

      624KB

      Download
    • memory/3604-123-0x0000000005640000-0x000000000564A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/3604-124-0x0000000005980000-0x00000000059D6000-memory.dmp
      Filesize

      344KB

      Download
    • memory/3604-125-0x00000000017B0000-0x00000000017C2000-memory.dmp
      Filesize

      72KB

      Download
    • memory/3604-126-0x00000000093C0000-0x0000000009584000-memory.dmp
      Filesize

      1.8MB

      Download
    • memory/3604-127-0x0000000009A60000-0x0000000009BDC000-memory.dmp
      Filesize

      1.5MB

      Download
    • memory/3748-128-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download
    • memory/3748-129-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download
    • memory/3748-130-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download