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General

  • Target

    9258dcbe184d44c7afee63fe215571530e5b22cfa835438614ad6813c27f58a4

  • Size

    1.3MB

  • Sample

    250207-bqny2svpcq

  • MD5

    c07e3dacba5d319dc8ab5fc2e27d465d

  • SHA1

    3df79f2117318bc81e8f3b82804a69b0ed449a1a

  • SHA256

    9258dcbe184d44c7afee63fe215571530e5b22cfa835438614ad6813c27f58a4

  • SHA512

    ef6a1c49f8b1300cc79e79a5c29c55b86c0a26c7e48147dbedf5c32ea4f43459813461915b64c28e5cf5ac5549890ccce22574147e4fc0c4519d631aa32199b9

  • SSDEEP

    24576:h+ec90EsxYtIwDL2xu9UIlXpqafK7acAnLyr/Qe4CUf0zTptpUkuC02tnMAwdmC:h+RaoiQqai7adGrz4nf0zTp0BCHtnMEC

Malware Config

Extracted

Family

blustealer

C2

https://api.telegram.org/bot5310184325:AAFI3fSQ6VcGu_NSTmv7d-qK2WCVhYY_qfg/sendMessage?chat_id=1293496579

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5422204482:AAEu-I3AZCMcCehYPkAHAbI6qEwhd1OKxpk/

Targets

    • Target

      SUM PROFORMA 1232.PDF.exe

    • Size

      1.4MB

    • MD5

      b37ed3ed135dfbbff76d78a660982fd9

    • SHA1

      50b666d4d379035e0e580edae06aac94c6b42a56

    • SHA256

      499fb5aee092371519794849078743df64d19a55062e74c780c81b35699db0b6

    • SHA512

      e6105a8b4444d60e5994501b085811f2f40048d3486a9fa022ff4007462bbf6f6c609e401599e3df94592155ce48d11d228d4c1851b25b3a0f6475077aaffaa9

    • SSDEEP

      24576:gAOcZXQOCV/O8xzfPep3bGPYPeZaVkpN6k77rvyOMR+ihMhi9+zOgQVUWTI:+hbeF6W6aVkpN6kDbAzsi9LPTI

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Agenttesla family

    • BluStealer

      A Modular information stealer written in Visual Basic.

    • Blustealer family

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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 Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks