General

  • Target

    PRD736382-310722-MOQ.exe

  • Size

    857KB

  • Sample

    220731-m6t1saebfr

  • MD5

    9b050abfd10976b7ce7c3a5fcd77740a

  • SHA1

    34cd8c2507265bfe6e555fcbcf6e8d9813b125db

  • SHA256

    f6f9f7b0dda34e762db1c1d5362ad44638246bc1ff5832789177869d0e393203

  • SHA512

    a2c7a3717285fb121ed03e5e5c9b2ea8cbe8477103cd2c4ec66bb493515047d4cee48c47c88c246b86de8775da1aa6533fb2c86a7a9752d4045f5688447ee2d1

Malware Config

Extracted

Family

warzonerat

C2

toomuchego.ydns.eu:5200

Targets

    • Target

      PRD736382-310722-MOQ.exe

    • Size

      857KB

    • MD5

      9b050abfd10976b7ce7c3a5fcd77740a

    • SHA1

      34cd8c2507265bfe6e555fcbcf6e8d9813b125db

    • SHA256

      f6f9f7b0dda34e762db1c1d5362ad44638246bc1ff5832789177869d0e393203

    • SHA512

      a2c7a3717285fb121ed03e5e5c9b2ea8cbe8477103cd2c4ec66bb493515047d4cee48c47c88c246b86de8775da1aa6533fb2c86a7a9752d4045f5688447ee2d1

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • 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.

    • Adds policy Run key to start application

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

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

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Email Collection

2
T1114

Tasks