Analysis

  • max time kernel
    148s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-02-2024 12:51

General

  • Target

    9beb942d171fc9441ae02adbe86e7f59d55bae4e6efc2396f5f144f97c3b6344.exe

  • Size

    3.8MB

  • MD5

    5bd2fe141e8f808c52f9c17b9fcce2ec

  • SHA1

    5824bd6d75d50047dcfd1dd031c78c44ed7b5ec0

  • SHA256

    9beb942d171fc9441ae02adbe86e7f59d55bae4e6efc2396f5f144f97c3b6344

  • SHA512

    b38ca0bf46749a5fe356e5284cdd54cc8dec9ec7865adc9430f20646c4d71b8a19378ca5754cc347a8bc270780abcaa03d8e571148712c9dea8baf8b729e9990

  • SSDEEP

    98304:d77Pmq33rE/JDLPWZADUGer7B6iY74M/wmlwXVZ4FBt:5+R/eZADUXRo

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

onlyforbit.blogdns.net:1100

Attributes
  • communication_password

    2a27b8144ac02f67687f76782a3b5d8f

  • install_dir

    bitorrent3.8

  • install_file

    bitorrents3.8.exe

  • 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\9beb942d171fc9441ae02adbe86e7f59d55bae4e6efc2396f5f144f97c3b6344.exe
    "C:\Users\Admin\AppData\Local\Temp\9beb942d171fc9441ae02adbe86e7f59d55bae4e6efc2396f5f144f97c3b6344.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1364

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

Loading Replay Monitor...

Downloads

  • memory/1364-0-0x0000000000400000-0x00000000007CE000-memory.dmp
    Filesize

    3.8MB