General

  • Target

    27118A12FE3AAAC9FC76624CEB4EC722.exe

  • Size

    380KB

  • Sample

    210523-7hhxy1e2cs

  • MD5

    27118a12fe3aaac9fc76624ceb4ec722

  • SHA1

    912c07ea3c0f3399c9c0b87524b763e11f50d322

  • SHA256

    aa9be79c40da851c806a4cbd196aad2731e57090c5c4e0bb107437073e0ebd11

  • SHA512

    e36f5d14af85bfcb40c5793c919ae8755dbacef27f619be67ce7cd87f588e3c7ad96a9ac9c667c4caeeae244c7127b2198939a42742fe88c03dbb318e2dd0202

Malware Config

Targets

    • Target

      27118A12FE3AAAC9FC76624CEB4EC722.exe

    • Size

      380KB

    • MD5

      27118a12fe3aaac9fc76624ceb4ec722

    • SHA1

      912c07ea3c0f3399c9c0b87524b763e11f50d322

    • SHA256

      aa9be79c40da851c806a4cbd196aad2731e57090c5c4e0bb107437073e0ebd11

    • SHA512

      e36f5d14af85bfcb40c5793c919ae8755dbacef27f619be67ce7cd87f588e3c7ad96a9ac9c667c4caeeae244c7127b2198939a42742fe88c03dbb318e2dd0202

    • ElysiumStealer

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

    • 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

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Loads dropped DLL

    • 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