General

  • Target

    905632896c45f77778bf0d6955d68c42_JaffaCakes118

  • Size

    4.6MB

  • Sample

    241123-ymx4wazlfr

  • MD5

    905632896c45f77778bf0d6955d68c42

  • SHA1

    3fae37e1cae3bdd13ef544b3996bca1077d977f4

  • SHA256

    51837836176f75bd57295071de596b18ec1a1af63681ccfdd69f5dedb0976da3

  • SHA512

    718ccc2aaf138fcb26fc3d7e81e58685cc3f626b45b7380fc5cb290bfb22932c8a57bc9050a21d75b1f1beafdc7814c3d0b9cea394d9975b53f30a90af1e5fcb

  • SSDEEP

    98304:xnCvLUBsgCBmJKRc4jXb92cBWoI6iacqw:xELUCgCsAukXbRBWzHqw

Malware Config

Extracted

Family

nullmixer

C2

http://watira.xyz/

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.fcektsy.top/

Targets

    • Target

      905632896c45f77778bf0d6955d68c42_JaffaCakes118

    • Size

      4.6MB

    • MD5

      905632896c45f77778bf0d6955d68c42

    • SHA1

      3fae37e1cae3bdd13ef544b3996bca1077d977f4

    • SHA256

      51837836176f75bd57295071de596b18ec1a1af63681ccfdd69f5dedb0976da3

    • SHA512

      718ccc2aaf138fcb26fc3d7e81e58685cc3f626b45b7380fc5cb290bfb22932c8a57bc9050a21d75b1f1beafdc7814c3d0b9cea394d9975b53f30a90af1e5fcb

    • SSDEEP

      98304:xnCvLUBsgCBmJKRc4jXb92cBWoI6iacqw:xELUCgCsAukXbRBWzHqw

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • Nullmixer family

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Privateloader family

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars family

    • Socelars payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Vidar Stealer

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, 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.

    • Drops Chrome extension

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Enterprise v15

Tasks