General

  • Target
    BD842D2F03FDFBED6725D55BEE22A568C303557945005.exe
  • Size 5.5MB
  • Sample220423-dzrgmsecdp
  • SHA256 bd842d2f03fdfbed6725d55bee22a568c30355794500528fe820b851fa5d5c94
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      BD842D2F03FDFBED6725D55BEE22A568C303557945005.exe
    • Size 5.5MB
    • SHA256 bd842d2f03fdfbed6725d55bee22a568c30355794500528fe820b851fa5d5c94
    • MD5 SHA1 SHA512
    • FFDroider

      Stealer targeting social media platform users first seen in April 2022.

    • FFDroider Payload

    • Process spawned unexpected child process

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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • suricata: ET MALWARE ClipBanker Variant Activity (POST)

      suricata: ET MALWARE ClipBanker Variant Activity (POST)

    • suricata: ET MALWARE Win32/FFDroider CnC Activity

      suricata: ET MALWARE Win32/FFDroider CnC Activity

    • suricata: ET MALWARE Win32/FFDroider CnC Activity M2

      suricata: ET MALWARE Win32/FFDroider CnC Activity M2

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unexpected DNS network traffic destination

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

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • 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 file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks