General

  • Target

    04639854539053e9c2a0eea9e38b5b6c.exe

  • Size

    328KB

  • Sample

    230310-pjy3bsfd5t

  • MD5

    04639854539053e9c2a0eea9e38b5b6c

  • SHA1

    f82c1215b7d4fbea5a136a483f9bd0d022ed36cd

  • SHA256

    7db1175e55e2bc864c8e8f0915b5f4167cb0a49a87a751b3fa429be6dc4a8896

  • SHA512

    aa0e94af988449358310000d94021b1fbbd7736e6ae505a79b88b14a6563f19157712b78d49e5e1b9e27b9f6a314823d3e8ad89d3ccc7979878fbea05f5acfb5

  • SSDEEP

    6144:evSBanJK/5kPas8N0HEAAf1vbViarAWbd33UEPT:evjas8uHEAAtvBpkREPT

Malware Config

Targets

    • Target

      04639854539053e9c2a0eea9e38b5b6c.exe

    • Size

      328KB

    • MD5

      04639854539053e9c2a0eea9e38b5b6c

    • SHA1

      f82c1215b7d4fbea5a136a483f9bd0d022ed36cd

    • SHA256

      7db1175e55e2bc864c8e8f0915b5f4167cb0a49a87a751b3fa429be6dc4a8896

    • SHA512

      aa0e94af988449358310000d94021b1fbbd7736e6ae505a79b88b14a6563f19157712b78d49e5e1b9e27b9f6a314823d3e8ad89d3ccc7979878fbea05f5acfb5

    • SSDEEP

      6144:evSBanJK/5kPas8N0HEAAf1vbViarAWbd33UEPT:evjas8uHEAAtvBpkREPT

    • Detects PseudoManuscrypt payload

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • PseudoManuscrypt

      PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Checks computer location settings

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

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks