GFS_03781.xls.exe

General
Target

GFS_03781.xls.exe

Size

1MB

Sample

210121-qf48hr634s

Score
10 /10
MD5

9919da45b26135c4e371eb596f9697e9

SHA1

00766ab33ae85e995be911f9ac425a00a2d69fca

SHA256

a9ba86161cb89de53aed44c5bc25ffd09dc5c8091f87e52618a3ef009d381c46

SHA512

a48d1c9d5ea5aadc571a314bff7d1dd9cb6cc0fb07eada1fba9577686ebfbd6e9ead99c30eb5f125b4bb958c3e3014ad70c874d047e0231cb3e4d0b8ddbb6601

Malware Config
Targets
Target

GFS_03781.xls.exe

MD5

9919da45b26135c4e371eb596f9697e9

Filesize

1MB

Score
10 /10
SHA1

00766ab33ae85e995be911f9ac425a00a2d69fca

SHA256

a9ba86161cb89de53aed44c5bc25ffd09dc5c8091f87e52618a3ef009d381c46

SHA512

a48d1c9d5ea5aadc571a314bff7d1dd9cb6cc0fb07eada1fba9577686ebfbd6e9ead99c30eb5f125b4bb958c3e3014ad70c874d047e0231cb3e4d0b8ddbb6601

Tags

Signatures

  • Snake Keylogger

    Description

    Keylogger and Infostealer first seen in November 2020.

    Tags

  • Snake Keylogger Payload

  • Executes dropped EXE

  • Loads dropped DLL

  • Reads data files stored by FTP clients

    Description

    Tries to access configuration files associated with programs like FileZilla.

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Reads user/profile data of local email clients

    Description

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

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Reads user/profile data of web browsers

    Description

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

    Tags

    TTPs

    Data from Local System Credentials in Files
  • Adds Run key to start application

    Tags

    TTPs

    Registry Run Keys / Startup Folder Modify Registry
  • Looks up external IP address via web service

    Description

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

  • Enumerates physical storage devices

    Description

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

    Tags

    TTPs

    System Information Discovery
  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Defense Evasion
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Privilege Escalation