General

  • Target

    xpertwar.exe

  • Size

    652KB

  • Sample

    201204-8le4p1zlw2

  • MD5

    85063571eccad2a81103ea6603ba1e08

  • SHA1

    c762c1e085a489b21c125e75e21683cd86e138c9

  • SHA256

    f5068e95e11b906cf33949376159ed87e03eb29e774029e84b8151c76d69ccf4

  • SHA512

    8a271d14190d2bf5cb9d4a62830b750b64954a9ed5d5ac803dca2ce9e9b38b6a69fd61518e0271dfbddeb20de383d686f6b0d9cfdf26be7ed394b244e41ca12f

Malware Config

Extracted

Family

warzonerat

C2

195.140.214.82:6703

Extracted

Family

xpertrat

Version

3.0.10

Botnet

special X

C2

zytriew.duckdns.org:4145

papertyy.duckdns.org:4145

ghytrty.duckdns.org:4145

Mutex

A8O1E003-R4Q1-P8Q3-X4A6-Y2R2V7W0G8T1

Targets

    • Target

      xpertwar.exe

    • Size

      652KB

    • MD5

      85063571eccad2a81103ea6603ba1e08

    • SHA1

      c762c1e085a489b21c125e75e21683cd86e138c9

    • SHA256

      f5068e95e11b906cf33949376159ed87e03eb29e774029e84b8151c76d69ccf4

    • SHA512

      8a271d14190d2bf5cb9d4a62830b750b64954a9ed5d5ac803dca2ce9e9b38b6a69fd61518e0271dfbddeb20de383d686f6b0d9cfdf26be7ed394b244e41ca12f

    • UAC bypass

    • WarzoneRat, AveMaria

      WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

    • Windows security bypass

    • XpertRAT

      XpertRAT is a remote access trojan with various capabilities.

    • XpertRAT Core Payload

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Warzone RAT Payload

    • Adds policy Run key to start application

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Sets DLL path for service in the registry

    • UPX packed file

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Modifies WinLogon

    • Program crash

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

3
T1060

Winlogon Helper DLL

1
T1004

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

8
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks