Analysis

  • max time kernel
    120s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    20-12-2021 14:04

General

  • Target

    abce6e70bea549781dbf4d47fa938ca4969d820754fbfa9b4b09022474bea96a.exe

  • Size

    418KB

  • MD5

    e332f25d76930a3f512763de95f187e3

  • SHA1

    d9ff04c03c9e3de529d7eaf69eef7219df07195f

  • SHA256

    abce6e70bea549781dbf4d47fa938ca4969d820754fbfa9b4b09022474bea96a

  • SHA512

    595b4953674b7eee85480822d3d15ac11b14271b95406629b2563d5f8b557ca1fc8bac5c23ddb2f09f1b69a4f307be166fb02c7e86ecf30ff9e32208cb96ba3a

Malware Config

Extracted

Family

vidar

Version

32.5

Botnet

237

C2

http://freedomainsdesign.com/

Attributes
  • profile_id

    237

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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\abce6e70bea549781dbf4d47fa938ca4969d820754fbfa9b4b09022474bea96a.exe
    "C:\Users\Admin\AppData\Local\Temp\abce6e70bea549781dbf4d47fa938ca4969d820754fbfa9b4b09022474bea96a.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1752

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/1752-55-0x0000000001098000-0x00000000010F0000-memory.dmp
    Filesize

    352KB

  • memory/1752-56-0x0000000076921000-0x0000000076923000-memory.dmp
    Filesize

    8KB

  • memory/1752-57-0x00000000002E0000-0x000000000036A000-memory.dmp
    Filesize

    552KB

  • memory/1752-58-0x0000000000400000-0x0000000000FC5000-memory.dmp
    Filesize

    11.8MB