Overview

overview

10

Static

static

42628b413e...83.exe

windows7_x64

10

42628b413e...83.exe

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 15:14

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General

  • Target

    42628b413ead75bfc7bfa66523c2cd96ab1bfb2f01be66091821d8df0013ff83.exe

  • Size

    2.5MB

  • MD5

    da75625314149cda325f1a1ccbd66033

  • SHA1

    340ed32ccf9fd811adbe3763f857e997555ae15b

  • SHA256

    42628b413ead75bfc7bfa66523c2cd96ab1bfb2f01be66091821d8df0013ff83

  • SHA512

    15c57ae5840245d3d72da41fe0856f692c3852fb566d5436d4c6dd15fb12a10e39633e03c06ccf7068de4a2d71fedf3c7735ac4fb38b7fde2a8fe80f86ea4df3

Score
10/10
bitratpersistencetrojanupx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

jairoandresotalvarorend.linkpc.net:9083

Attributes
  • communication_password

    bfdba24ee3d61f0260c4dc1034c3ee43

  • install_dir

    winlogomwindefenders

  • install_file

    winlogomwindefender.exe

  • 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
  • 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: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 3 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\42628b413ead75bfc7bfa66523c2cd96ab1bfb2f01be66091821d8df0013ff83.exe
    "C:\Users\Admin\AppData\Local\Temp\42628b413ead75bfc7bfa66523c2cd96ab1bfb2f01be66091821d8df0013ff83.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:864
    • C:\Users\Admin\AppData\Local\Temp\42628b413ead75bfc7bfa66523c2cd96ab1bfb2f01be66091821d8df0013ff83.exe
      "C:\Users\Admin\AppData\Local\Temp\42628b413ead75bfc7bfa66523c2cd96ab1bfb2f01be66091821d8df0013ff83.exe"
      2⤵
        PID:3336
      • C:\Users\Admin\AppData\Local\Temp\42628b413ead75bfc7bfa66523c2cd96ab1bfb2f01be66091821d8df0013ff83.exe
        "C:\Users\Admin\AppData\Local\Temp\42628b413ead75bfc7bfa66523c2cd96ab1bfb2f01be66091821d8df0013ff83.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1080

    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/864-118-0x0000000000200000-0x000000000047E000-memory.dmp
      Filesize

      2.5MB

      Download
    • memory/864-119-0x0000000004DD0000-0x0000000004E6C000-memory.dmp
      Filesize

      624KB

      Download
    • memory/864-120-0x0000000005370000-0x000000000586E000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/864-121-0x0000000004F10000-0x0000000004FA2000-memory.dmp
      Filesize

      584KB

      Download
    • memory/864-122-0x0000000004E70000-0x000000000536E000-memory.dmp
      Filesize

      5.0MB

      Download
    • memory/864-123-0x0000000004E70000-0x0000000004E7A000-memory.dmp
      Filesize

      40KB

      Download
    • memory/864-124-0x00000000050D0000-0x0000000005126000-memory.dmp
      Filesize

      344KB

      Download
    • memory/864-125-0x00000000050B0000-0x00000000050CE000-memory.dmp
      Filesize

      120KB

      Download
    • memory/864-126-0x0000000008380000-0x0000000008570000-memory.dmp
      Filesize

      1.9MB

      Download
    • memory/864-127-0x000000000B880000-0x000000000B9F6000-memory.dmp
      Filesize

      1.5MB

      Download
    • memory/1080-128-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download
    • memory/1080-129-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download
    • memory/1080-130-0x0000000000400000-0x00000000007E4000-memory.dmp
      Filesize

      3.9MB

      Download