General

  • Target

    f5732ede29be9aa27b3a4c20ef2fa268010af230c98e2b36cc95d5976c0b8c2c.exe

  • Size

    761KB

  • Sample

    240704-cnz4za1dnf

  • MD5

    52bbf6157fea3d0f96cc7fcd9537677c

  • SHA1

    c1e1603eee8a5757c1dea5e14fbb49380096adc4

  • SHA256

    f5732ede29be9aa27b3a4c20ef2fa268010af230c98e2b36cc95d5976c0b8c2c

  • SHA512

    809077bdfc247650b3bf1ed524b43c42eb3b1ec4f6c4ab79736a7a3a12345a557d9e06fce725b4f51431ef445bc65d9d055208bf9e5ca682a8a2caf11a57d293

  • SSDEEP

    12288:VZ5hh+eBSmxGsrvrSKWoPGSXpf2i/NjBE63MB:Lfh+eBSmxGuNu63MB

Malware Config

Extracted

Family

snakekeylogger

Credentials

Targets

    • Target

      f5732ede29be9aa27b3a4c20ef2fa268010af230c98e2b36cc95d5976c0b8c2c.exe

    • Size

      761KB

    • MD5

      52bbf6157fea3d0f96cc7fcd9537677c

    • SHA1

      c1e1603eee8a5757c1dea5e14fbb49380096adc4

    • SHA256

      f5732ede29be9aa27b3a4c20ef2fa268010af230c98e2b36cc95d5976c0b8c2c

    • SHA512

      809077bdfc247650b3bf1ed524b43c42eb3b1ec4f6c4ab79736a7a3a12345a557d9e06fce725b4f51431ef445bc65d9d055208bf9e5ca682a8a2caf11a57d293

    • SSDEEP

      12288:VZ5hh+eBSmxGsrvrSKWoPGSXpf2i/NjBE63MB:Lfh+eBSmxGuNu63MB

    • 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

    • 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 v13

Execution

Command and Scripting Interpreter

1
T1059

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks