Extracted

• • Target
    b9f5bca9a22f08aad48674bc42e4eaf72ab8aa3d652ba.exe
  • Size 381KB
  • SHA256 b9f5bca9a22f08aad48674bc42e4eaf72ab8aa3d652ba7a10dc4686b5b183a33
  • MD5 2c663b3f330f2adfda4339c8990f53c2
  • SHA1 6ad1c96ac41546be9c8dc7e9135ce461bc4af668
  • SHA512 2b2e8988c56f594658e352b625841cb9ac152483ddc604a42e77e8e6151541fb50b446b25d6861f3975572b461cf5369e349918a638f0cb1acdc24acc2120e0a
  • MD5 SHA1 SHA512

  Score

  10^/10

  vidar915discoveryevasionpersistencespywarestealertrojanupxvmprotect

  • Modifies Windows Defender Real-time Protection settings

    evasiontrojan

  • Suspicious use of NtCreateUserProcessOtherParentProcess

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar

  • Checks for common network interception software

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

    evasion

  • Vidar Stealer

    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.

    upx

  • VMProtect packed file

    Detects executables packed with VMProtect commercial packer.

    vmprotect

  • 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.

    spywarestealer

  • Accesses 2FA software files, possible credential harvesting

    spywarestealer

  • Accesses cryptocurrency files/wallets, possible credential harvesting

    spyware

  • Adds Run key to start application

    persistence

  • Checks installed software on the system

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

    discovery

  • 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

  behavioral1behavioral2