Analysis

  • max time kernel
    4294184s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    30-03-2022 01:20

General

  • Target

    68500c8b75de9b1d90413e76ff387c83de0baed753ffa20dba6e79a115030a8a.exe

  • Size

    643KB

  • MD5

    f2dc72a4c7b3a3a740d89922e63afde6

  • SHA1

    11fb502178f2d05070740d4148b2ce2314d7a639

  • SHA256

    68500c8b75de9b1d90413e76ff387c83de0baed753ffa20dba6e79a115030a8a

  • SHA512

    d3d5c9ebacd8f1af297fffb5ec4bb2c50e716e0e249a15fef07b4d2c27c3d99ea2c84130497d6fad019a80e2d7052e90b1941521e8845c9c3e9c19c11a691983

Malware Config

Extracted

Family

vidar

Version

34.3

Botnet

754

C2

http://ps5rent.com/

Attributes
  • profile_id

    754

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

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

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

  • Vidar Stealer 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.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68500c8b75de9b1d90413e76ff387c83de0baed753ffa20dba6e79a115030a8a.exe
    "C:\Users\Admin\AppData\Local\Temp\68500c8b75de9b1d90413e76ff387c83de0baed753ffa20dba6e79a115030a8a.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:360

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/360-54-0x0000000075471000-0x0000000075473000-memory.dmp
    Filesize

    8KB

  • memory/360-55-0x0000000000220000-0x0000000000275000-memory.dmp
    Filesize

    340KB

  • memory/360-56-0x0000000000360000-0x00000000003E6000-memory.dmp
    Filesize

    536KB

  • memory/360-57-0x0000000000400000-0x000000000471E000-memory.dmp
    Filesize

    67.1MB