Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28-01-2024 13:02

General

  • Target

    stub.exe

  • Size

    3.8MB

  • MD5

    a0434d86f8c012b2eece341050dbed2e

  • SHA1

    7195898ca715046a8caf395ae6fc59641f9c6393

  • SHA256

    80034e8aa5b125cead7ee91b58c15a6342ae854590f0666c45254e2440110122

  • SHA512

    1cf8277b402670b49ab1608462be692ac614b61925de22b8d6b8c877215dd4938e2fc7fa8e2ee8b37ce2955a9bd6b85bdd2f1d1e33df508c42232ff63a69347a

  • SSDEEP

    98304:d77Pmq33rE/JDLPWZADUGer7B6iY74M/pmlwXVZ4FB:5+R/eZADUXR

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

103.153.182.89:1234

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • install_dir

    Install path

  • install_file

    Install name

  • tor_process

    tor

Signatures

  • BitRAT

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious behavior: RenamesItself 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\stub.exe
    "C:\Users\Admin\AppData\Local\Temp\stub.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1868

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • memory/1868-0-0x0000000000400000-0x00000000007CE000-memory.dmp
    Filesize

    3.8MB