General

  • Target

    ad28e18735d8e13304ef1adcf4218cec.exe

  • Size

    5.5MB

  • Sample

    211203-ta3rdaghgl

  • MD5

    ad28e18735d8e13304ef1adcf4218cec

  • SHA1

    45257ee12ddf488f56f3e41576f93fed12e6ce20

  • SHA256

    95272a070df2cf2988d238138d1eadcfeffe68e311d904f83969b2fd71b62f60

  • SHA512

    85d3e7ef25fa249cebd388fb3462db9d8139f25b8f86a9e1541b0b9c8642ec7c710aa4e07a75a89c9953d5e3b6ab96077a877fddce14db95717ed9814efad2a0

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.nclanka.lk
  • Port:
    587
  • Username:
    sales@nclanka.lk
  • Password:
    OgNl@$200

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.nclanka.lk
  • Port:
    587
  • Username:
    sales@nclanka.lk
  • Password:
    OgNl@$200

Targets

    • Target

      ad28e18735d8e13304ef1adcf4218cec.exe

    • Size

      5.5MB

    • MD5

      ad28e18735d8e13304ef1adcf4218cec

    • SHA1

      45257ee12ddf488f56f3e41576f93fed12e6ce20

    • SHA256

      95272a070df2cf2988d238138d1eadcfeffe68e311d904f83969b2fd71b62f60

    • SHA512

      85d3e7ef25fa249cebd388fb3462db9d8139f25b8f86a9e1541b0b9c8642ec7c710aa4e07a75a89c9953d5e3b6ab96077a877fddce14db95717ed9814efad2a0

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • 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