Analysis

  • max time kernel
    148s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29-02-2024 07:37

General

  • Target

    58c4ea19f2b1d19a71a9f1159f93433f2356661bd75cfdbf851d34039b05032e.exe

  • Size

    3.8MB

  • MD5

    b3c385b12b593f84e4f9e05d7f4066dc

  • SHA1

    4c0da33c6c5920c169bc900500404cc3730b0a7c

  • SHA256

    58c4ea19f2b1d19a71a9f1159f93433f2356661bd75cfdbf851d34039b05032e

  • SHA512

    a8915653dbaf7de7d7512bcb9d0e3a78d71b21d475d4359a655ca6ad7b90750e431d43654ac24af5546b3ccf0a6ecd4282486bd9c09436e2cd8e4e3627fd71a3

  • SSDEEP

    98304:d77Pmq33rE/JDLPWZADUGer7B6iY74M/vmlwXVZ4FB:5+R/eZADUXR

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

0.tcp.ngrok.io:19128

Attributes
  • communication_password

    92bfd6a529206b093c6840483e63902a

  • install_dir

    Google

  • install_file

    svchost.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
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 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\58c4ea19f2b1d19a71a9f1159f93433f2356661bd75cfdbf851d34039b05032e.exe
    "C:\Users\Admin\AppData\Local\Temp\58c4ea19f2b1d19a71a9f1159f93433f2356661bd75cfdbf851d34039b05032e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1132

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

Command and Control

Web Service

1
T1102

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1132-0-0x0000000000400000-0x00000000007CE000-memory.dmp
    Filesize

    3.8MB