General

  • Target

    SMGS.exe

  • Size

    4.8MB

  • Sample

    230203-x1g45sab67

  • MD5

    973d6bb15efd90c87c861bb50682b4e0

  • SHA1

    6be806023c19d7b332118bdc60ec2cabf4afd7a7

  • SHA256

    464bf35525b6f482b91e5a1ba287c58304e7c41558c8070e42bdaa19769b5b05

  • SHA512

    02355d9053c02c7470cdf6bde0a7d30ddf8a15a98c70dedf67a44639db3f92f1f961cb887e262b91eaeaeeef406e83c1294c690165afe2d7b50bae2e13896237

  • SSDEEP

    24576:VBgHFLM9d5M7WbzMdMp+5R6hIONsEQ/xWxPNnb1T/d+BIPFsKmQhhEG6veOSV1jF:

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.jtinti.com
  • Port:
    587
  • Username:
    karlen@jtinti.com
  • Password:
    Rockfishbay12#
  • Email To:
    vxlrtcba@gmail.com

Targets

    • Target

      SMGS.exe

    • Size

      4.8MB

    • MD5

      973d6bb15efd90c87c861bb50682b4e0

    • SHA1

      6be806023c19d7b332118bdc60ec2cabf4afd7a7

    • SHA256

      464bf35525b6f482b91e5a1ba287c58304e7c41558c8070e42bdaa19769b5b05

    • SHA512

      02355d9053c02c7470cdf6bde0a7d30ddf8a15a98c70dedf67a44639db3f92f1f961cb887e262b91eaeaeeef406e83c1294c690165afe2d7b50bae2e13896237

    • SSDEEP

      24576:VBgHFLM9d5M7WbzMdMp+5R6hIONsEQ/xWxPNnb1T/d+BIPFsKmQhhEG6veOSV1jF:

    • Detect PureCrypter injector

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Checks computer location settings

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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks