Overview

overview

10

Static

static

10

0a99a89537...6N.exe

windows7-x64

10

0a99a89537...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146N
  • Size 7.8MB
  • Sample240920-lx49qa1bpp
  • SHA256 0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
bitratdiscoverypersistencetrojanupx

Malware Config

Extracted

Family

  • bitrat

Version

  • 1.35

C2

  • hijy62t5b43fhu3dblgep4drtoqjpfi7jgxqaectce2verypcui3qbad.onion:80

Attributes
  • communication_password

    202cb962ac59075b964b07152d234b70

  • install_dir

    mucro

  • install_file

    micro.exe

  • tor_process

    mschostw

Targets

    • Target
      0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146N
    • Size 7.8MB
    • SHA256 0a99a8953769de42b0a9673ed1e8003793b5228a225f4b8a5d7a3f2c80fb1146
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    bitratdiscoverypersistencetrojanupx

    • BitRAT

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

      trojanbitrat

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks