General

  • Target

    3fea328dab59d2b78d89ba24de2bff89d0229b197e36c42ea2c368381c3025c3

  • Size

    4.2MB

  • Sample

    220625-gcjp3agbbp

  • MD5

    114ecfd0e1f2da57573ee52b287faf79

  • SHA1

    1253c08c981f093c1a9d0355a81332c3c282fa9c

  • SHA256

    3fea328dab59d2b78d89ba24de2bff89d0229b197e36c42ea2c368381c3025c3

  • SHA512

    3b51ad3e32e6acfc587a4ab5045baebcbc0c46239bb56948d2a731684e15136dd6e71359e506eb0b133ae844ad41c65dd36ad5af7e37d7ad758ca49c6a20a4bc

Malware Config

Targets

    • Target

      3fea328dab59d2b78d89ba24de2bff89d0229b197e36c42ea2c368381c3025c3

    • Size

      4.2MB

    • MD5

      114ecfd0e1f2da57573ee52b287faf79

    • SHA1

      1253c08c981f093c1a9d0355a81332c3c282fa9c

    • SHA256

      3fea328dab59d2b78d89ba24de2bff89d0229b197e36c42ea2c368381c3025c3

    • SHA512

      3b51ad3e32e6acfc587a4ab5045baebcbc0c46239bb56948d2a731684e15136dd6e71359e506eb0b133ae844ad41c65dd36ad5af7e37d7ad758ca49c6a20a4bc

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

      suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks