General

  • Target

    a4594e8cc648bdc34cce2219f26bf545eb8a42a3258925284c713475bc0650de

  • Size

    985KB

  • Sample

    220312-cxjtcaedb9

  • MD5

    f1e0daaf0391d14802503dfc1765ed79

  • SHA1

    d358b88991e4eb16df13938ecabf90bbc15215ff

  • SHA256

    a4594e8cc648bdc34cce2219f26bf545eb8a42a3258925284c713475bc0650de

  • SHA512

    66e582fcaea00df8296682e4fdce72890f2a4c0ea831848e1c430849e1fd9ea5bc9a68b74a24cdabc6301a9db5da26650a15b1eac8151d1542a939b3ea512ced

Malware Config

Targets

    • Target

      a4594e8cc648bdc34cce2219f26bf545eb8a42a3258925284c713475bc0650de

    • Size

      985KB

    • MD5

      f1e0daaf0391d14802503dfc1765ed79

    • SHA1

      d358b88991e4eb16df13938ecabf90bbc15215ff

    • SHA256

      a4594e8cc648bdc34cce2219f26bf545eb8a42a3258925284c713475bc0650de

    • SHA512

      66e582fcaea00df8296682e4fdce72890f2a4c0ea831848e1c430849e1fd9ea5bc9a68b74a24cdabc6301a9db5da26650a15b1eac8151d1542a939b3ea512ced

    • HawkEye

      HawkEye is a malware kit that has seen continuous development since at least 2013.

    • RevengeRAT

      Remote-access trojan with a wide range of capabilities.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • RevengeRat Executable

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • 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

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks