Overview

overview

10

Static

static

10

D5f0a5d17c...76.exe

windows7-x64

10

D5f0a5d17c...76.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    D5f0a5d17c7420fe49da676.exe
  • Size 250KB
  • Sample230914-mtbzfaeb46
  • SHA256 67474d56996cadf242c087aeac455357bd33e79545538eeade15ae259fb3e869
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
gurcucollectiondiscoveryspywarestealer

Malware Config

Targets

    • Target
      D5f0a5d17c7420fe49da676.exe
    • Size 250KB
    • SHA256 67474d56996cadf242c087aeac455357bd33e79545538eeade15ae259fb3e869
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    gurcucollectionspywarestealerdiscovery

    • Detect Gurcu Stealer V3 payload

    • Gurcu, WhiteSnake

      Gurcu is a malware stealer written in C#.

      stealergurcu

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Checks installed software on the system

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

      discovery

    • Looks up external IP address via web service

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks