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General

  • Target

    SecuriteInfo.com.BackDoor.Rat.281.18292.12946

  • Size

    1.4MB

  • Sample

    210615-n162cadl7e

  • MD5

    793707365df26450bc8642f518a540f0

  • SHA1

    66649127ad784288c393992971a197c10f86a8eb

  • SHA256

    7131d78da58eb6b54db8466e0c09d7173da6f05c5615841a73dc6a032648a217

  • SHA512

    550374f2b3963e99bbfa445236e2921d288e67e00b4425a3bfedba0b72bd2fe6027af484c8f7e143471e16738dd9f129c91e467e157e29a911f1ad44d2775695

Malware Config

Targets

    • Target

      SecuriteInfo.com.BackDoor.Rat.281.18292.12946

    • Size

      1.4MB

    • MD5

      793707365df26450bc8642f518a540f0

    • SHA1

      66649127ad784288c393992971a197c10f86a8eb

    • SHA256

      7131d78da58eb6b54db8466e0c09d7173da6f05c5615841a73dc6a032648a217

    • SHA512

      550374f2b3963e99bbfa445236e2921d288e67e00b4425a3bfedba0b72bd2fe6027af484c8f7e143471e16738dd9f129c91e467e157e29a911f1ad44d2775695

    • Nirsoft

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Looks up external IP address via web service

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

    • Uses Tor communications

      Malware can proxy its traffic through Tor for more anonymity.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Command and Control

Connection Proxy

1
T1090

Tasks