General

  • Target

    5180621dabfbf51a1764886b08bf8b954f27e326ed6167fbdbd8a6f6313c534f

  • Size

    5.0MB

  • Sample

    220718-r9ahrsgcdj

  • MD5

    38c817799dc0b801b8051000baac445a

  • SHA1

    6b7b2c1659ae194b6f7a5d94e40e94cacdc1bccc

  • SHA256

    5180621dabfbf51a1764886b08bf8b954f27e326ed6167fbdbd8a6f6313c534f

  • SHA512

    281797346098fb0b15265e28b4fa6bd98304611878ef7b902fa0170fec8c4437f43d8d285578538e09b41973f90c522c801bb91e2b41401e68a96839d3495006

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      5180621dabfbf51a1764886b08bf8b954f27e326ed6167fbdbd8a6f6313c534f

    • Size

      5.0MB

    • MD5

      38c817799dc0b801b8051000baac445a

    • SHA1

      6b7b2c1659ae194b6f7a5d94e40e94cacdc1bccc

    • SHA256

      5180621dabfbf51a1764886b08bf8b954f27e326ed6167fbdbd8a6f6313c534f

    • SHA512

      281797346098fb0b15265e28b4fa6bd98304611878ef7b902fa0170fec8c4437f43d8d285578538e09b41973f90c522c801bb91e2b41401e68a96839d3495006

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies firewall policy service

    • Wannacry

      WannaCry is a ransomware cryptoworm.

    • suricata: ET MALWARE Known Hostile Domain ilo.brenz .pl Lookup

      suricata: ET MALWARE Known Hostile Domain ilo.brenz .pl Lookup

    • suricata: ET MALWARE Known Sinkhole Response Header

      suricata: ET MALWARE Known Sinkhole Response Header

    • suricata: ET MALWARE Possible WannaCry DNS Lookup 2

      suricata: ET MALWARE Possible WannaCry DNS Lookup 2

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

1
T1112

Tasks