Overview

overview

10

Static

static

a4779cfb9d...36.exe

windows7_x64

10

a4779cfb9d...36.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    131s
  • max time network
    170s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    08-05-2022 05:52

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General

  • Target

    a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe

  • Size

    417KB

  • MD5

    216a259608251383e3af4481a42a4396

  • SHA1

    dab53e4b3429fe66f073ece938c38270398f18fc

  • SHA256

    a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536

  • SHA512

    e307d363f84cb551fdae1a8527a952292b127aba1f65ae2bb743d676a6377c3ac7280e2d8b609cee7283c5d9a2880f49c1861800243e0b999ca9f138ebd32c1d

Score
10/10
vidar706discoveryspywarestealersuricata

Malware Config

Extracted

Family

vidar

Version

32.5

Botnet

706

C2

http://freedomainsdesign.com/

Attributes
  • profile_id

    706

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

    suricata
  • Vidar Stealer 2 IoCs
    stealer
  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe
    "C:\Users\Admin\AppData\Local\Temp\a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1528

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

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

4
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1528-54-0x0000000001138000-0x0000000001190000-memory.dmp
    Filesize

    352KB

    Download
  • memory/1528-55-0x00000000764C1000-0x00000000764C3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1528-56-0x0000000001138000-0x0000000001190000-memory.dmp
    Filesize

    352KB

    Download
  • memory/1528-57-0x0000000000220000-0x00000000002AA000-memory.dmp
    Filesize

    552KB

    Download
  • memory/1528-58-0x0000000000400000-0x0000000000FC5000-memory.dmp
    Filesize

    11.8MB

    Download