Analysis

  • max time kernel
    135s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 11:04

General

  • Target

    6ac3329dda9f6d503198339c6f3f582c427f4ee7de409d5b5c2f5a87ee1f08d8.exe

  • Size

    531KB

  • MD5

    910747fd832b5974deb69a7403817984

  • SHA1

    17a06d18d852064ac58e5ad3e755d33ad8c94a05

  • SHA256

    6ac3329dda9f6d503198339c6f3f582c427f4ee7de409d5b5c2f5a87ee1f08d8

  • SHA512

    974e6149b1a11056e0536d4588ac361fc7e8243524c0374e0f7159f992fd76157057c9050b50f078390b891cb0a480d1ab6d9c1df6060e9d28f4d454aabe98d1

Malware Config

Extracted

Family

vidar

Version

30.6

Botnet

517

C2

http://swiloodex.com/

Attributes
  • profile_id

    517

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 2 IoCs
  • Reads local data of messenger clients 2 TTPs

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

  • 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
  • Checks installed software on the system 1 TTPs

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

  • 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ac3329dda9f6d503198339c6f3f582c427f4ee7de409d5b5c2f5a87ee1f08d8.exe
    "C:\Users\Admin\AppData\Local\Temp\6ac3329dda9f6d503198339c6f3f582c427f4ee7de409d5b5c2f5a87ee1f08d8.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:5008

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/5008-130-0x00000000035D7000-0x000000000362E000-memory.dmp
    Filesize

    348KB

  • memory/5008-131-0x0000000003840000-0x00000000038CB000-memory.dmp
    Filesize

    556KB

  • memory/5008-132-0x0000000000400000-0x0000000003372000-memory.dmp
    Filesize

    47.4MB