Overview

overview

10

Static

static

415e409bb5...41.exe

windows7_x64

10

415e409bb5...41.exe

windows10_x64

10

Analysis

  • max time kernel
    145s
  • max time network
    62s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    25-06-2020 09:25

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General

  • Target

    415e409bb52d51891eab0c9511724841.exe

  • Size

    513KB

  • MD5

    415e409bb52d51891eab0c9511724841

  • SHA1

    da3a9c4ae6932ed629d0e499f2569ea0a76a6cd9

  • SHA256

    4b96e7d6b0214530843cb34525de5cbeee5bf2abb971f6a268d2c355cdfcc0cd

  • SHA512

    d457d29179bc4e98b30fdc4e258487e262aa79bc5b58d500e648c89d628f7f0a116c1c448902a0220ad74eb558de40d622db796306c052e62d5d3c34fd69d84f

Score
10/10
stealervidardiscoveryspyware

Malware Config

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spyware
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

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

    discovery
  • JavaScript code in executable 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Kills process with taskkill 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\415e409bb52d51891eab0c9511724841.exe
    "C:\Users\Admin\AppData\Local\Temp\415e409bb52d51891eab0c9511724841.exe"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3544
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im 415e409bb52d51891eab0c9511724841.exe /f & erase C:\Users\Admin\AppData\Local\Temp\415e409bb52d51891eab0c9511724841.exe & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3796
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im 415e409bb52d51891eab0c9511724841.exe /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3920

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3544-0-0x0000000001B31000-0x0000000001B32000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3544-1-0x0000000001ED0000-0x0000000001ED1000-memory.dmp

    Filesize

    4KB

    Download