Overview

overview

10

Static

static

3

04074299.exe

windows7-x64

10

04074299.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    135s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-06-2023 14:55

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General

  • Target

    04074299.exe

  • Size

    558KB

  • MD5

    e91cc2e537362de1efdbcfd78cc6c662

  • SHA1

    0537b130c780406acbb7ecfc85ce103f944f41c7

  • SHA256

    d7c08a686196d6c28d4f79588aec7a0ca0123e35c57a9b1362e9ac0e381c176b

  • SHA512

    25658cabfefb93ec031a7cb6837ce81028df3873f0c8191361a44c275573c77cdf038bf01b00e121e10565cf49768e45ba9442cb19f9772daaa50244b08ebd8f

  • SSDEEP

    12288:w8V18UCk9UOjfCTBNZtZYRD8pd0yyC74awwi5fK2:rf9/+3lKDcyVG4Jwi5fn

Score
10/10
vidar237discoveryspywarestealer

Malware Config

Extracted

Family

vidar

Version

9

Botnet

237

C2

http://hotticketsale.com/

Attributes
  • profile_id

    237

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • Vidar Stealer 3 IoCs
    stealer
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

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

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

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

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

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

    discovery
  • Looks up external IP address via web service 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • 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\04074299.exe
    "C:\Users\Admin\AppData\Local\Temp\04074299.exe"
    1⤵
    • Checks computer location settings
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1548
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im 04074299.exe /f & erase C:\Users\Admin\AppData\Local\Temp\04074299.exe & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1920
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im 04074299.exe /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 1416
      2⤵
      • Program crash
      PID:1044
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1548 -ip 1548
    1⤵
      PID:1720

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Credentials in Files

    4
    T1081

    Discovery

    Query Registry

    3
    T1012

    System Information Discovery

    3
    T1082

    Lateral Movement

    Collection

    Data from Local System

    4
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\ProgramData\softokn3.dll
      Filesize

      17B

      MD5

      eeb13468b73d93fa8bcbe3ebae6df720

      SHA1

      1f55c90d5ce61c6447e923443d496b137be35c63

      SHA256

      802600d124464157037a2519acb3cff90b97670fd04809ea902fbb95497a12ca

      SHA512

      28d8aa5b08384343fb21f594e413b99ae2f6fb5945345dd4e1af278e24dbc5ad3e8cbebfce889d397830f3fc287a4cd4728897f3aa97129558c72fd3ece23e05

      Download Submit
    • memory/1548-134-0x0000000000400000-0x0000000000520000-memory.dmp
      Filesize

      1.1MB

      Download
    • memory/1548-135-0x0000000000400000-0x0000000000520000-memory.dmp
      Filesize

      1.1MB

      Download
    • memory/1548-173-0x0000000000400000-0x0000000000520000-memory.dmp
      Filesize

      1.1MB

      Download