Resubmissions

21-02-2025 16:13

250221-tpfv6avqgl 10

General

  • Target

    trigger.ps1

  • Size

    28B

  • Sample

    250221-tpfv6avqgl

  • MD5

    fbde43d916bb7ec62d1863fe3de8edbf

  • SHA1

    61787be021ab6e3e9f20f759da7b4e85747a7e22

  • SHA256

    f8b0d88d7094f254631363ddf906efc52ae7f71482c0c4041f07f7d069f89b43

  • SHA512

    05b22324b60a44f6b757f5a1df5566872ca08ef1b82e99947ba30415cc69454ef1927de0ff7b5e7927809d62bf89896c6a9ac9377bd4ad29971f4927fdd38421

Malware Config

Extracted

Family

vidar

C2

https://t.me/g02f04

https://steamcommunity.com/profiles/76561199828130190

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/131.0.0.0 Safari/537.36 OPR/116.0.0.0

Targets

    • Target

      trigger.ps1

    • Size

      28B

    • MD5

      fbde43d916bb7ec62d1863fe3de8edbf

    • SHA1

      61787be021ab6e3e9f20f759da7b4e85747a7e22

    • SHA256

      f8b0d88d7094f254631363ddf906efc52ae7f71482c0c4041f07f7d069f89b43

    • SHA512

      05b22324b60a44f6b757f5a1df5566872ca08ef1b82e99947ba30415cc69454ef1927de0ff7b5e7927809d62bf89896c6a9ac9377bd4ad29971f4927fdd38421

    • Detect Vidar Stealer

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Executes dropped EXE

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks