General

  • Target

    7a95ae3b370d318bff008a07fddf1b6deb1beb78fa9e021c5c9f106d1149b553

  • Size

    401KB

  • Sample

    240627-gfyy6axfpn

  • MD5

    cb907b20ee4fb4389d25989d7de466e8

  • SHA1

    4d63141c71e834e81c5f57f90f663c409edf3a41

  • SHA256

    7a95ae3b370d318bff008a07fddf1b6deb1beb78fa9e021c5c9f106d1149b553

  • SHA512

    81c3f8e3362a565a426710b54e4f2b64165b764635818b788f43824b3f0cdd2dc354cbdb6ff945bdfe42bd4ade7ed05b721f978faa5af3d6df71cf6b81f13fe2

  • SSDEEP

    12288:jdI4y5LNCOuGcOq1H6Bvbw1tiNPUtIbsKRHo8:jq40NKaDiyPDI

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

Extracted

Family

risepro

C2

5.42.67.8:50500

Targets

    • Target

      7a95ae3b370d318bff008a07fddf1b6deb1beb78fa9e021c5c9f106d1149b553

    • Size

      401KB

    • MD5

      cb907b20ee4fb4389d25989d7de466e8

    • SHA1

      4d63141c71e834e81c5f57f90f663c409edf3a41

    • SHA256

      7a95ae3b370d318bff008a07fddf1b6deb1beb78fa9e021c5c9f106d1149b553

    • SHA512

      81c3f8e3362a565a426710b54e4f2b64165b764635818b788f43824b3f0cdd2dc354cbdb6ff945bdfe42bd4ade7ed05b721f978faa5af3d6df71cf6b81f13fe2

    • SSDEEP

      12288:jdI4y5LNCOuGcOq1H6Bvbw1tiNPUtIbsKRHo8:jq40NKaDiyPDI

    • Detect Vidar Stealer

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks