Overview

overview

10

Static

static

7

3cfb801aec...87.exe

windows7-x64

10

3cfb801aec...87.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3cfb801aec4c94aa04f67808f6f66507b331c6bdaa526f82469ea5960987ab87

  • Size

    12.7MB

  • Sample

    230620-dlrkgshf38

  • MD5

    f8e1807b535ba0de2341531d3d1ddfa0

  • SHA1

    86a68a4647ac27eaea4cea65b49f2b9aa6edf51f

  • SHA256

    3cfb801aec4c94aa04f67808f6f66507b331c6bdaa526f82469ea5960987ab87

  • SHA512

    f48154c84f6add19d42aa17e500700884e55d2e5093759a35789f27dd32ca0588010223d21327a210e3bbc016b659da54db4409accd8ec2c4257734e8a9dcd38

  • SSDEEP

    393216:nVyPpEyMo//+JXHs79AEF9vVqHPeKSBKMMFlJg3:nVup39//7RJFFVqzfDJg3

Score
10/10
bitratpersistencetrojanvmprotect

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

elensias.duckdns.org:0

Attributes
  • communication_password

    56c82ccd658e09e829f16bb99457bcbc

  • install_dir

    gnugnu

  • install_file

    chorme.exe

  • tor_process

    tori

Targets

    • Target

      3cfb801aec4c94aa04f67808f6f66507b331c6bdaa526f82469ea5960987ab87

    • Size

      12.7MB

    • MD5

      f8e1807b535ba0de2341531d3d1ddfa0

    • SHA1

      86a68a4647ac27eaea4cea65b49f2b9aa6edf51f

    • SHA256

      3cfb801aec4c94aa04f67808f6f66507b331c6bdaa526f82469ea5960987ab87

    • SHA512

      f48154c84f6add19d42aa17e500700884e55d2e5093759a35789f27dd32ca0588010223d21327a210e3bbc016b659da54db4409accd8ec2c4257734e8a9dcd38

    • SSDEEP

      393216:nVyPpEyMo//+JXHs79AEF9vVqHPeKSBKMMFlJg3:nVup39//7RJFFVqzfDJg3

    Score
    10/10
    bitratpersistencetrojanvmprotect

    • BitRAT

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

      trojanbitrat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks