Extracted

Extracted

Extracted

Extracted

• • Target

    bb28bb63ed34a3b4f97a0a26bda8a7a7c60f961010c795007edc52576b89e4d3.exe

  • Size

    336KB

  • MD5

    022cc85ed0f56a3f3e8aec4ae3b80a71

  • SHA1

    a89b9c39c5f6fcb6e770cea9491bf7a97f0f012d

  • SHA256

    bb28bb63ed34a3b4f97a0a26bda8a7a7c60f961010c795007edc52576b89e4d3

  • SHA512

    ac549b9cf50e631bae01152db4523fdab55f426ee77177af900b088244665e28de03c10784fe9db33a2478bee0d96bd50e5a668d2a2bfdff3e8706aa8f5d71a2

  • SSDEEP

    6144:X5EAq+eU9BhaikesEDBVqaDf5kLslwEIF4TN4ha/qks1l9QjjmQ+Nb/Q5AQEO:J5vlBQB/EDBkaDRkyZIF4TN4o/29QjK0

  Score

  10^/10

  lummastealcvidar8b4d47586874b08947203f03e4db3962defaultcredential_accessdiscoveryevasionpersistenceprivilege_escalationspywarestealer

  • Detect Vidar Stealer

    stealer

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    stealerlumma

  • Stealc

    Stealc is an infostealer written in C++.

    stealerstealc

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar

  • Grants admin privileges

    Uses net.exe to modify the user's privileges.

  • Blocklisted process makes network request

  • Downloads MZ/PE file

  • Modifies Windows Firewall

    evasion

  • Server Software Component: Terminal Services DLL

    persistence

  • Checks computer location settings

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

  • Executes dropped EXE

  • Loads dropped DLL

  • Reads data files stored by FTP clients

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer

  • Reads user/profile data of web browsers

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

    spywarestealer

  • Unsecured Credentials: Credentials In Files

    Steal credentials from unsecured files.

    credential_accessstealer

  • Accesses cryptocurrency files/wallets, possible credential harvesting

    spyware

  • Checks installed software on the system

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

    discovery

  • Looks up external IP address via web service

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Modifies WinLogon

    persistence

  • Drops file in System32 directory

  • Suspicious use of SetThreadContext

  behavioral1behavioral2