General

  • Target

    4c38813ca8fc7a8a94acab611b0d5a8f64592e6c8e5df52e35b7182cdec8dab0.exe

  • Size

    826KB

  • Sample

    240704-bsyahaxalp

  • MD5

    68bcd11da168bcd33c61adfe6cf8b2b3

  • SHA1

    2c1233fb5a6e73a8cf5b97248f771ca92f3776dc

  • SHA256

    4c38813ca8fc7a8a94acab611b0d5a8f64592e6c8e5df52e35b7182cdec8dab0

  • SHA512

    9fdb2a0615a85354c6f1588e5ee2d8685b0d6f1e1d0913440090df9d704f87a84f5131fd978a0acfad2e46380b3b925907c57745b57b7466d6ee38c39b59b563

  • SSDEEP

    12288:B61ODNf+wYk4ezUlsvU6PnfdLEoB+q0yJsIYScFpy7w88Uk8/6Tk976QCAxGXgXM:X4ezUqTRGpIYSupf8v/6Tkl6EGQgxN7

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.therealdealboattours.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    success$2022

Targets

    • Target

      4c38813ca8fc7a8a94acab611b0d5a8f64592e6c8e5df52e35b7182cdec8dab0.exe

    • Size

      826KB

    • MD5

      68bcd11da168bcd33c61adfe6cf8b2b3

    • SHA1

      2c1233fb5a6e73a8cf5b97248f771ca92f3776dc

    • SHA256

      4c38813ca8fc7a8a94acab611b0d5a8f64592e6c8e5df52e35b7182cdec8dab0

    • SHA512

      9fdb2a0615a85354c6f1588e5ee2d8685b0d6f1e1d0913440090df9d704f87a84f5131fd978a0acfad2e46380b3b925907c57745b57b7466d6ee38c39b59b563

    • SSDEEP

      12288:B61ODNf+wYk4ezUlsvU6PnfdLEoB+q0yJsIYScFpy7w88Uk8/6Tk976QCAxGXgXM:X4ezUqTRGpIYSupf8v/6Tkl6EGQgxN7

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • 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

    • 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 v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks