Overview

overview

10

Static

static

10

7b271f5de5...2d.exe

windows10-1703-x64

10

7b271f5de5...2d.exe

windows7-x64

10

7b271f5de5...2d.exe

windows10-1703-x64

10

7b271f5de5...2d.exe

windows10-2004-x64

10

7b271f5de5...2d.exe

windows11-21h2-x64

10

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General

  • Target

    7b271f5de5b2fbb7b2dada7b93ea925b199bbef2462f527409ae62249c1d102d

  • Size

    7.2MB

  • Sample

    240416-qw8yqsch91

  • MD5

    318b2f34fe665928280456b1d22c0390

  • SHA1

    12b169796c8974eef2907b0e0f856896063484ad

  • SHA256

    7b271f5de5b2fbb7b2dada7b93ea925b199bbef2462f527409ae62249c1d102d

  • SHA512

    2a1a67016f7c183b7821df4518e0ca45c74232ac2638fe9ee8aca7781d883bbfca8ee955aa66810ae202e56138585b69b7ab3a43cbf9a07a90ad0bf8e69430c3

  • SSDEEP

    6144:rGnJDaCOoSEmkWeILer9bqKuFkB20VzcgcLIa:caCOfVkWeAeMHFkVV6LIa

Score
10/10
gurcucollectiondiscoveryspywarestealer

Malware Config

Targets

    • Target

      7b271f5de5b2fbb7b2dada7b93ea925b199bbef2462f527409ae62249c1d102d

    • Size

      7.2MB

    • MD5

      318b2f34fe665928280456b1d22c0390

    • SHA1

      12b169796c8974eef2907b0e0f856896063484ad

    • SHA256

      7b271f5de5b2fbb7b2dada7b93ea925b199bbef2462f527409ae62249c1d102d

    • SHA512

      2a1a67016f7c183b7821df4518e0ca45c74232ac2638fe9ee8aca7781d883bbfca8ee955aa66810ae202e56138585b69b7ab3a43cbf9a07a90ad0bf8e69430c3

    • SSDEEP

      6144:rGnJDaCOoSEmkWeILer9bqKuFkB20VzcgcLIa:caCOfVkWeAeMHFkVV6LIa

    Score
    10/10
    gurcucollectiondiscoveryspywarestealer

    • 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

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

      spywarestealer

    • 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.

    behavioral1behavioral2behavioral3behavioral4behavioral5

MITRE ATT&CK Enterprise v15

Tasks