General

  • Target

    Shipment document.exe

  • Size

    16KB

  • Sample

    210226-vq9r8b9fq6

  • MD5

    063765a246e5de199afcac8a77a1138e

  • SHA1

    6ee29c38d9942f0026845e8c26d77f1ec051d0cc

  • SHA256

    0f57eaac051c7f259290f747b71e93068fdc6dcd5ce2a4d513c096e4f60a71b4

  • SHA512

    75c07c20c513d725b315cc24f772c375ba2c41951e0370f19d66a3323e72039b4beae1319109b557fae54987635892ba1d57b90be0db278f77dcdc12ffc73ec9

Malware Config

Targets

    • Target

      Shipment document.exe

    • Size

      16KB

    • MD5

      063765a246e5de199afcac8a77a1138e

    • SHA1

      6ee29c38d9942f0026845e8c26d77f1ec051d0cc

    • SHA256

      0f57eaac051c7f259290f747b71e93068fdc6dcd5ce2a4d513c096e4f60a71b4

    • SHA512

      75c07c20c513d725b315cc24f772c375ba2c41951e0370f19d66a3323e72039b4beae1319109b557fae54987635892ba1d57b90be0db278f77dcdc12ffc73ec9

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger Payload

    • Windows security bypass

    • 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.

    • Windows security modification

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks