General

  • Target

    44aa7d8622f1a0e08d3bdfa4de012a6d.exe

  • Size

    90KB

  • Sample

    240704-gj57msxdnm

  • MD5

    44aa7d8622f1a0e08d3bdfa4de012a6d

  • SHA1

    5f44b235650dfb7f83b3520365decabc8782bd9a

  • SHA256

    fc01fb44a8341e4c46a9b6d6cda304779f3a3d848f4181fc224b7df4d69cf8c4

  • SHA512

    e6a53d18d727f72ab0adb0a0b83cc53cffce99f730eee1da6d2e9a8efb3a588e950053ca0364c3050fb5b2cc905b0bb82365e299458e8def0daedb6954f81e3a

  • SSDEEP

    1536:neFPHaclFeFO0XbyfQ9sqbS4p2JCaH+Qsjhp5c1Ym+MMRwX6jUR9bMFUxff9UNRE:gPlFeFO0XbyfQ9sqbS4UJzfsjL5mRXlL

Malware Config

Extracted

Family

gurcu

C2

https://api.telegram.org/bot5771174697:AAFFUd9U6oSAWikqmrv6ZbgE_rIoZtQSgEg/sendMessage?chat_id=-1001824413058

Targets

    • Target

      44aa7d8622f1a0e08d3bdfa4de012a6d.exe

    • Size

      90KB

    • MD5

      44aa7d8622f1a0e08d3bdfa4de012a6d

    • SHA1

      5f44b235650dfb7f83b3520365decabc8782bd9a

    • SHA256

      fc01fb44a8341e4c46a9b6d6cda304779f3a3d848f4181fc224b7df4d69cf8c4

    • SHA512

      e6a53d18d727f72ab0adb0a0b83cc53cffce99f730eee1da6d2e9a8efb3a588e950053ca0364c3050fb5b2cc905b0bb82365e299458e8def0daedb6954f81e3a

    • SSDEEP

      1536:neFPHaclFeFO0XbyfQ9sqbS4p2JCaH+Qsjhp5c1Ym+MMRwX6jUR9bMFUxff9UNRE:gPlFeFO0XbyfQ9sqbS4UJzfsjL5mRXlL

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

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

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

1
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks