General

  • Target

    hesaphareketi-01.pdf.exe

  • Size

    560KB

  • Sample

    231214-h8dz5acbbp

  • MD5

    7e6398a6a7a38bf23efc22f9b18a420e

  • SHA1

    f61c84ae72b2c11fb845f104f79261c833aa5a73

  • SHA256

    750c597899063c79f01f196299eac7768daad827e0164f30c904000629474226

  • SHA512

    a05cb27edc472dd9774f1936306fe46b5b581461601009a4c4fcf158ba2041937605c64d8178b847f81e655011b9d6c8cc18ef9f6d7d9ebbef1e94a07b185ca4

  • SSDEEP

    12288:HVj3hLQvfdxOo7gpXtreF725DJXnyEmrzZt3TAZtmgm1+Y4nRkkb8DBMiG3fwC:2MLXyDz8fQ+XqhBMbr

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gkas.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Gkasteknik@2022

Targets

    • Target

      hesaphareketi-01.pdf.exe

    • Size

      560KB

    • MD5

      7e6398a6a7a38bf23efc22f9b18a420e

    • SHA1

      f61c84ae72b2c11fb845f104f79261c833aa5a73

    • SHA256

      750c597899063c79f01f196299eac7768daad827e0164f30c904000629474226

    • SHA512

      a05cb27edc472dd9774f1936306fe46b5b581461601009a4c4fcf158ba2041937605c64d8178b847f81e655011b9d6c8cc18ef9f6d7d9ebbef1e94a07b185ca4

    • SSDEEP

      12288:HVj3hLQvfdxOo7gpXtreF725DJXnyEmrzZt3TAZtmgm1+Y4nRkkb8DBMiG3fwC:2MLXyDz8fQ+XqhBMbr

    • 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 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

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

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