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General

  • Target

    file.exe

  • Size

    404KB

  • Sample

    240929-kapp3syerd

  • MD5

    44723eb5e4cd0352241c74aeb4fa93e8

  • SHA1

    4f120f480442a2525bccd5babee3a69a2128a959

  • SHA256

    4255c39df67a2a762ae4245ad040b1bee62e3b51154446cabf48f7f01cb6fd95

  • SHA512

    c1b7293cb2392d0a9eaa4176bb0d39aa474dcf4f8a091b5bcdb8fc9b98456cf1911cb222ab28afb2693d7318e89f6829e5c3fa5ab62ebe73833f166bccf2746f

  • SSDEEP

    12288:P3bdKBAAppjvKSXXTc6LZbV/ySx4aJLeMUKqbLT2EO:PLpApp+8oOZ5/yXXz2t

Malware Config

Extracted

Family

vidar

Version

11

Botnet

b0c01908675d7347615657c21fb618e6

C2

https://t.me/jamsemlg

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

lumma

C2

https://reinforcenh.shop/api

https://stogeneratmns.shop/api

https://fragnantbui.shop/api

https://drawzhotdog.shop/api

https://vozmeatillu.shop/api

https://offensivedzvju.shop/api

https://ghostreedmnu.shop/api

https://gutterydhowi.shop/api

Extracted

Family

vidar

Version

11

Botnet

c8450254a9a0920212cb81ae7f386da3

C2

https://t.me/jamsemlg

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Targets

    • Target

      file.exe

    • Size

      404KB

    • MD5

      44723eb5e4cd0352241c74aeb4fa93e8

    • SHA1

      4f120f480442a2525bccd5babee3a69a2128a959

    • SHA256

      4255c39df67a2a762ae4245ad040b1bee62e3b51154446cabf48f7f01cb6fd95

    • SHA512

      c1b7293cb2392d0a9eaa4176bb0d39aa474dcf4f8a091b5bcdb8fc9b98456cf1911cb222ab28afb2693d7318e89f6829e5c3fa5ab62ebe73833f166bccf2746f

    • SSDEEP

      12288:P3bdKBAAppjvKSXXTc6LZbV/ySx4aJLeMUKqbLT2EO:PLpApp+8oOZ5/yXXz2t

    • Detect Vidar Stealer

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • 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

    • Loads dropped DLL

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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 Enterprise v15

Tasks