General

  • Target

    4cace28eddc52ee96da50475956e9092200dbd103a8a55761e5c61e85843021e

  • Size

    1008KB

  • Sample

    221128-mb7cmafb37

  • MD5

    3a4ab7084fe967a029f3c54ab7f9cf52

  • SHA1

    648827cb4d63421ff5fbc6dd04282dc11ca6ca99

  • SHA256

    4cace28eddc52ee96da50475956e9092200dbd103a8a55761e5c61e85843021e

  • SHA512

    12f6a31615919c0fc4b949f529114c65fe8d7e6c14a3ede82e9e4e8b5fa5ac40808fd863e249caa580210d657396f5e13f1bac44c8c30b3cef4c81b57e7c6ff1

  • SSDEEP

    12288:yfX3sAdDa1oLJNoKwQS9/Vh1IJcXWyPiKFdZJP3t+vlYvhDPlIrvtgpxVcvuS94U:gyo1N6VkJhyPDl3zPlIvnvuxHHGdH

Malware Config

Targets

    • Target

      4cace28eddc52ee96da50475956e9092200dbd103a8a55761e5c61e85843021e

    • Size

      1008KB

    • MD5

      3a4ab7084fe967a029f3c54ab7f9cf52

    • SHA1

      648827cb4d63421ff5fbc6dd04282dc11ca6ca99

    • SHA256

      4cace28eddc52ee96da50475956e9092200dbd103a8a55761e5c61e85843021e

    • SHA512

      12f6a31615919c0fc4b949f529114c65fe8d7e6c14a3ede82e9e4e8b5fa5ac40808fd863e249caa580210d657396f5e13f1bac44c8c30b3cef4c81b57e7c6ff1

    • SSDEEP

      12288:yfX3sAdDa1oLJNoKwQS9/Vh1IJcXWyPiKFdZJP3t+vlYvhDPlIrvtgpxVcvuS94U:gyo1N6VkJhyPDl3zPlIvnvuxHHGdH

    • HawkEye

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Executes dropped EXE

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks