Overview

overview

10

Static

static

4ef7b35bd9...fc.exe

windows7_x64

10

4ef7b35bd9...fc.exe

windows10_x64

10

Sharing

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General

  • Target

    4ef7b35bd9151fc5538c06ae79a0e2fc.exe

  • Size

    1.4MB

  • Sample

    211007-pabwfacegj

  • MD5

    4ef7b35bd9151fc5538c06ae79a0e2fc

  • SHA1

    c45198609f71e795ccc9e5a2ec1ad3162141da76

  • SHA256

    3e77ec2e0bbc394a1841bfb8f9b004f93fcbc35b401580abd01c92c41b6635aa

  • SHA512

    aef9ad91b889f4c615dc278ebedc0017a32b3024fef812ae90929dac7c83a0cb4a41fcb26d4bee2588ffebf50745cdd9174a73e44b83db99fefccf6e9b18615d

Score
10/10
xpertrattestevasionpersistencerattrojanupx

Malware Config

Extracted

Family

xpertrat

Version

3.0.10

Botnet

Test

C2

kapasky-antivirus.firewall-gateway.net:4000

Mutex

L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0

Targets

    • Target

      4ef7b35bd9151fc5538c06ae79a0e2fc.exe

    • Size

      1.4MB

    • MD5

      4ef7b35bd9151fc5538c06ae79a0e2fc

    • SHA1

      c45198609f71e795ccc9e5a2ec1ad3162141da76

    • SHA256

      3e77ec2e0bbc394a1841bfb8f9b004f93fcbc35b401580abd01c92c41b6635aa

    • SHA512

      aef9ad91b889f4c615dc278ebedc0017a32b3024fef812ae90929dac7c83a0cb4a41fcb26d4bee2588ffebf50745cdd9174a73e44b83db99fefccf6e9b18615d

    Score
    10/10
    xpertrattestevasionpersistencerattrojanupx

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • XpertRAT

      XpertRAT is a remote access trojan with various capabilities.

      ratxpertrat

    • XpertRAT Core Payload

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Adds policy Run key to start application

      persistence

    • UPX packed file

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

      upx

    • Deletes itself

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Program crash

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

6
T1112

Credential Access

Discovery

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks