General

  • Target

    ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe

  • Size

    641KB

  • Sample

    250202-szxe8azmcm

  • MD5

    773984f4a6f5b624a22d549bb91caba0

  • SHA1

    d669159240aa47d87b56e7e171a59176039f1ce8

  • SHA256

    ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3

  • SHA512

    340745127d619fc79d123df192c144d4326413de487f950e73231321f02bd6707976d7edab126b2137a40e3ef460db395186d2332097014e375e3d747342ca5b

  • SSDEEP

    12288:xOFtByqfpHJJdgib+TCUIGr8ocdn3+2SF2SO:xKI0ppJJ+ToncS

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    50.31.176.103
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    HW=f09RQ-BL1

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://50.31.176.103/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    HW=f09RQ-BL1

Targets

    • Target

      ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3N.exe

    • Size

      641KB

    • MD5

      773984f4a6f5b624a22d549bb91caba0

    • SHA1

      d669159240aa47d87b56e7e171a59176039f1ce8

    • SHA256

      ef952ad976e1f2d7845d680b045e70df73791621894f08c85795f1b4aee7aaf3

    • SHA512

      340745127d619fc79d123df192c144d4326413de487f950e73231321f02bd6707976d7edab126b2137a40e3ef460db395186d2332097014e375e3d747342ca5b

    • SSDEEP

      12288:xOFtByqfpHJJdgib+TCUIGr8ocdn3+2SF2SO:xKI0ppJJ+ToncS

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Snakekeylogger family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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 Enterprise v15

Tasks