Overview

overview

10

Static

static

ad0838439c...39.exe

windows7_x64

10

ad0838439c...39.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-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 5 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: RenamesItself 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe
    "C:\Users\Admin\AppData\Local\Temp\ad0838439c7f741b80af14870d6335e02e2d76ac29d8d1fe7506f66562c26339.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:804
    • 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:1692

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

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Downloads

  • memory/804-54-0x0000000000B80000-0x0000000000D9C000-memory.dmp
    Filesize

    2.1MB

    Download
  • memory/804-55-0x0000000075341000-0x0000000075343000-memory.dmp
    Filesize

    8KB

    Download
  • memory/804-56-0x0000000004E80000-0x0000000004E81000-memory.dmp
    Filesize

    4KB

    Download
  • memory/804-57-0x0000000000890000-0x00000000008A2000-memory.dmp
    Filesize

    72KB

    Download
  • memory/804-58-0x0000000008610000-0x00000000087D4000-memory.dmp
    Filesize

    1.8MB

    Download
  • memory/804-59-0x0000000008370000-0x00000000084EC000-memory.dmp
    Filesize

    1.5MB

    Download
  • memory/1692-60-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/1692-61-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/1692-62-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/1692-63-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/1692-64-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/1692-66-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/1692-67-0x0000000000401000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download