General

  • Target

    MT_80362_72605XLS.exe

  • Size

    208KB

  • Sample

    240701-llngtsxejr

  • MD5

    f362e538a7ba343bc0b263549c105623

  • SHA1

    b70b3aae17c704cb571a9e03c27651c792b18f3b

  • SHA256

    cc4b5d5653d7dafb9cda51793a15ee5d987b82d3e62e97b3915e5032e7ae4f8e

  • SHA512

    cfc6c87e38dceb19803c921a115f10196807f87a3e040aadc1aae402c577584110fa60eb903a88bc3eedc2b17308a0043a477011061c7eb8d10ef324d3c9210a

  • SSDEEP

    3072:5bQw54d0TZ0tShFwUPnS21mQbnc+BR0pKREX/WONBuwrhmc7U1iIyxpIhNXOXca3:mpdUZ0tu6uwrhmAZcrFsnLAg

Malware Config

Extracted

Family

snakekeylogger

Credentials

Targets

    • Target

      MT_80362_72605XLS.exe

    • Size

      208KB

    • MD5

      f362e538a7ba343bc0b263549c105623

    • SHA1

      b70b3aae17c704cb571a9e03c27651c792b18f3b

    • SHA256

      cc4b5d5653d7dafb9cda51793a15ee5d987b82d3e62e97b3915e5032e7ae4f8e

    • SHA512

      cfc6c87e38dceb19803c921a115f10196807f87a3e040aadc1aae402c577584110fa60eb903a88bc3eedc2b17308a0043a477011061c7eb8d10ef324d3c9210a

    • SSDEEP

      3072:5bQw54d0TZ0tShFwUPnS21mQbnc+BR0pKREX/WONBuwrhmc7U1iIyxpIhNXOXca3:mpdUZ0tu6uwrhmAZcrFsnLAg

    • 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