General

  • Target

    3006f5151be90b7570dd4ae484232bf25f5d3e4a4841cc81c17872bbedbf1c85

  • Size

    2.2MB

  • Sample

    240630-jdqacavdma

  • MD5

    9a73ebfb74cf2a7ce4cf770b2a60bf41

  • SHA1

    d971a9ff87a2c390b9ddb4d7923b9d2e6bc2424d

  • SHA256

    3006f5151be90b7570dd4ae484232bf25f5d3e4a4841cc81c17872bbedbf1c85

  • SHA512

    850e59e82acaf06f89f75d29822997da8f15c208ad32ef89ea9aee284b7e8b40dabb8b505ce4d73fb20625ef452d891b8d8351987d997f88464d347615cf2ec1

  • SSDEEP

    49152:qpjNvr9ySAOmw4hHHO+SASagXkJr4MDkUwm:qpjNp7p4hHH8n5A

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      3006f5151be90b7570dd4ae484232bf25f5d3e4a4841cc81c17872bbedbf1c85

    • Size

      2.2MB

    • MD5

      9a73ebfb74cf2a7ce4cf770b2a60bf41

    • SHA1

      d971a9ff87a2c390b9ddb4d7923b9d2e6bc2424d

    • SHA256

      3006f5151be90b7570dd4ae484232bf25f5d3e4a4841cc81c17872bbedbf1c85

    • SHA512

      850e59e82acaf06f89f75d29822997da8f15c208ad32ef89ea9aee284b7e8b40dabb8b505ce4d73fb20625ef452d891b8d8351987d997f88464d347615cf2ec1

    • SSDEEP

      49152:qpjNvr9ySAOmw4hHHO+SASagXkJr4MDkUwm:qpjNp7p4hHH8n5A

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks