General

  • Target

    398f2d4704aa884e676cf971b7cfaba82ce8b0d791b63b51c36bd76b4484cca7

  • Size

    1.3MB

  • Sample

    220305-x5mkesagcp

  • MD5

    056a68f7c923ced5e13df36cd7ffba93

  • SHA1

    a386d3650975bafd35aee69cd59b895780b0b70b

  • SHA256

    398f2d4704aa884e676cf971b7cfaba82ce8b0d791b63b51c36bd76b4484cca7

  • SHA512

    b218331bbdfc793a490a0b82d38300d1aeb829b355ec91c8a7a80f78772052d6a0dcd7a8bd65d9e85f28b4b010deb0537c9c6cc526381f9f8649fbdae8bb514b

Malware Config

Targets

    • Target

      398f2d4704aa884e676cf971b7cfaba82ce8b0d791b63b51c36bd76b4484cca7

    • Size

      1.3MB

    • MD5

      056a68f7c923ced5e13df36cd7ffba93

    • SHA1

      a386d3650975bafd35aee69cd59b895780b0b70b

    • SHA256

      398f2d4704aa884e676cf971b7cfaba82ce8b0d791b63b51c36bd76b4484cca7

    • SHA512

      b218331bbdfc793a490a0b82d38300d1aeb829b355ec91c8a7a80f78772052d6a0dcd7a8bd65d9e85f28b4b010deb0537c9c6cc526381f9f8649fbdae8bb514b

    • Ouroboros/Zeropadypt

      Ransomware family based on open-source CryptoWire.

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Drops startup file

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Modify Existing Service

1
T1031

Credential Access

Credentials in Files

1
T1081

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks