General

  • Target

    b.zip

  • Size

    42.9MB

  • Sample

    240929-s9c5bstdmh

  • MD5

    8289ee3fbd2e550280a69d6f311fbe8f

  • SHA1

    515a6ed8a22cb425a85cb9b5886e7e426d625433

  • SHA256

    b4bfba362d1d68de5176add660027807c782d16aaa5ba899a53d900296041fd5

  • SHA512

    216ca13063210e7f0945c328e68fcfc75d3eb182c2a892799796272100acc576cee4bb356ae189c8ce0741cb0d85e98350b255cec8105fe899b2e38b5067d5a6

  • SSDEEP

    786432:WXNBmtmUJUcGRdzVV6YnSFdWDxkjvyVzRBUPtFADd0QX6pytIgmSHvifm2Fpc960:WXN8tKc8zVVUsxwvyiPtFI4pytIVSKNY

Malware Config

Extracted

Family

vidar

Version

11

Botnet

da1105e7cee8ade4acd1a4dc0b47dbbe

C2

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

      #Uc800#Uc791#Uad8c #Uce68#Ud574#Uc5d0 #Ub300#Ud55c #Uc99d#Uac70 #Ubc0f #Uc790#Ub8cc - #Uc2a4#Ud0c0#Uc27d #Uc5d4#Ud130#Ud14c#Uc778#Uba3c#Ud2b8.exe

    • Size

      6.1MB

    • MD5

      4864a55cff27f686023456a22371e790

    • SHA1

      6ed30c0371fe167d38411bfa6d720fcdcacc4f4c

    • SHA256

      08c7fb6067acc8ac207d28ab616c9ea5bc0d394956455d6a3eecb73f8010f7a2

    • SHA512

      4bd3a16435cca6ce7a7aa829eb967619a8b7c02598474e634442cffc55935870d54d844a04496bf9c7e8c29c40fae59ac6eb39c8550c091d06a28211491d0bfb

    • SSDEEP

      98304:VZQIM+/nv/CDoAkYwpAa5ge1zZ/jtdZwUkQ:bJCKlA2VKUz

    • Detect Vidar Stealer

    • 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.

    • 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

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Target

      저작권 침해에 대한 증거 및 자료 - 스타쉽 엔터테인먼트.exe

    • Size

      6.1MB

    • MD5

      4864a55cff27f686023456a22371e790

    • SHA1

      6ed30c0371fe167d38411bfa6d720fcdcacc4f4c

    • SHA256

      08c7fb6067acc8ac207d28ab616c9ea5bc0d394956455d6a3eecb73f8010f7a2

    • SHA512

      4bd3a16435cca6ce7a7aa829eb967619a8b7c02598474e634442cffc55935870d54d844a04496bf9c7e8c29c40fae59ac6eb39c8550c091d06a28211491d0bfb

    • SSDEEP

      98304:VZQIM+/nv/CDoAkYwpAa5ge1zZ/jtdZwUkQ:bJCKlA2VKUz

    • Detect Vidar Stealer

    • 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.

    • 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

    • Adds Run key to start application

    • Checks installed software on the system

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

MITRE ATT&CK Enterprise v15

Tasks