General

  • Target

    B644F30DACDD7066907FD2807DB5FB0D.exe

  • Size

    42KB

  • Sample

    210523-haqe6a4bvx

  • MD5

    b644f30dacdd7066907fd2807db5fb0d

  • SHA1

    fdf07cd26db17172165cd928437dcc44921c038e

  • SHA256

    8e4f30afa8d0ce48c46a39e2754d8f7adad90ae8ccaf0132b354be76076b20cc

  • SHA512

    232a4219aacbc793df84691008b7b1ea1642a479048d0897c361a7fe7bfb597c14cdb31f4ef086e471f8c71d1a153269f8869fce5ddd8a7d68393ee3a027d73a

Malware Config

Targets

    • Target

      B644F30DACDD7066907FD2807DB5FB0D.exe

    • Size

      42KB

    • MD5

      b644f30dacdd7066907fd2807db5fb0d

    • SHA1

      fdf07cd26db17172165cd928437dcc44921c038e

    • SHA256

      8e4f30afa8d0ce48c46a39e2754d8f7adad90ae8ccaf0132b354be76076b20cc

    • SHA512

      232a4219aacbc793df84691008b7b1ea1642a479048d0897c361a7fe7bfb597c14cdb31f4ef086e471f8c71d1a153269f8869fce5ddd8a7d68393ee3a027d73a

    • ElysiumStealer

      ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.

    • PlugX

      PlugX is a RAT (Remote Access Trojan) that has been around since 2008.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Blocklisted process makes network request

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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.

    • Program crash

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks