General

  • Target

    b4496c7be8a9258bf377204b491af1155054fff609ad9fc90966f39d9d7fd468

  • Size

    15.0MB

  • Sample

    250218-hv64raykb1

  • MD5

    38c64fa7d7d7478732b04c42b71afa3a

  • SHA1

    8534bed0e1694a090c7ff9b8f010bcff02bccd3e

  • SHA256

    b4496c7be8a9258bf377204b491af1155054fff609ad9fc90966f39d9d7fd468

  • SHA512

    7079d628c25edb62886eab75a8fe5fec096a584bbdabf68ffba810ea0b9913a9c2e6f2366acc9ccd8859a42cb4768febdc422d23043d4252f4b97d2475aadefb

  • SSDEEP

    196608:iQwfQzHzARHblaR6cnawftA3YTcd1Oc5h2dxDbElK:AQTzuoRbBfQYT042YdBkK

Malware Config

Targets

    • Target

      b4496c7be8a9258bf377204b491af1155054fff609ad9fc90966f39d9d7fd468

    • Size

      15.0MB

    • MD5

      38c64fa7d7d7478732b04c42b71afa3a

    • SHA1

      8534bed0e1694a090c7ff9b8f010bcff02bccd3e

    • SHA256

      b4496c7be8a9258bf377204b491af1155054fff609ad9fc90966f39d9d7fd468

    • SHA512

      7079d628c25edb62886eab75a8fe5fec096a584bbdabf68ffba810ea0b9913a9c2e6f2366acc9ccd8859a42cb4768febdc422d23043d4252f4b97d2475aadefb

    • SSDEEP

      196608:iQwfQzHzARHblaR6cnawftA3YTcd1Oc5h2dxDbElK:AQTzuoRbBfQYT042YdBkK

    • Blackmoon family

    • Blackmoon, KrBanker

      Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

    • Detect Blackmoon payload

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • Gh0strat family

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Server Software Component: Terminal Services DLL

    • Deletes itself

    • Executes dropped EXE

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks