General

  • Target

    02E8E8C35462339D2DBE4543E9283A28.exe

  • Size

    380KB

  • Sample

    210529-y8m8a58xps

  • MD5

    02e8e8c35462339d2dbe4543e9283a28

  • SHA1

    2c16bff04009d8084f33334a03ddfdc70d33d98f

  • SHA256

    2e29c4a8aa64659e07fb2e157f5a3f2cc6e322ed5b9299b15aa40886acf5c6f9

  • SHA512

    829f1f66d078f9aa1919c510a5ba6cf983fed119b003ccb0fc988e45832fa90a6ed7224e14f5062647ca8d146d56c4912445a4508ff9ff4a23a18dc166b4edba

Malware Config

Extracted

Family

vidar

Version

38.9

Botnet

915

C2

https://HAL9THapi.faceit.compavel23puef

Attributes
  • profile_id

    915

Targets

    • Target

      02E8E8C35462339D2DBE4543E9283A28.exe

    • Size

      380KB

    • MD5

      02e8e8c35462339d2dbe4543e9283a28

    • SHA1

      2c16bff04009d8084f33334a03ddfdc70d33d98f

    • SHA256

      2e29c4a8aa64659e07fb2e157f5a3f2cc6e322ed5b9299b15aa40886acf5c6f9

    • SHA512

      829f1f66d078f9aa1919c510a5ba6cf983fed119b003ccb0fc988e45832fa90a6ed7224e14f5062647ca8d146d56c4912445a4508ff9ff4a23a18dc166b4edba

    • ElysiumStealer

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

    • 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.

    • Vidar Stealer

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • UPX packed file

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

    • 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