General

  • Target

    d967ab9c69606d614df05823f3fcb76d436dbda3f1306db4d132acbda8aa8cb5.exe

  • Size

    712KB

  • Sample

    240515-cb1vqscb55

  • MD5

    cb557a97949c50fc133f4d58537ddc44

  • SHA1

    b46e14c0325e0b1419e6df97b20803eeb92a55b4

  • SHA256

    d967ab9c69606d614df05823f3fcb76d436dbda3f1306db4d132acbda8aa8cb5

  • SHA512

    91d5abcc7199c36eb89cc1a3536fb0ba633fa96f2743d7461d1b48a37f5e09974f05600b7d50cf8961dfcf414b6025ae4a14c0c500c6d5749d778e3a4650feb6

  • SSDEEP

    12288:zrXYMjhvPie/rByY77777777777774HOE+aEz+dbZjghmi8+NEaIa0lPhcPIuRiU:3YMFniyyVufcbRg/I5PhcwuRiFtq5630

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      d967ab9c69606d614df05823f3fcb76d436dbda3f1306db4d132acbda8aa8cb5.exe

    • Size

      712KB

    • MD5

      cb557a97949c50fc133f4d58537ddc44

    • SHA1

      b46e14c0325e0b1419e6df97b20803eeb92a55b4

    • SHA256

      d967ab9c69606d614df05823f3fcb76d436dbda3f1306db4d132acbda8aa8cb5

    • SHA512

      91d5abcc7199c36eb89cc1a3536fb0ba633fa96f2743d7461d1b48a37f5e09974f05600b7d50cf8961dfcf414b6025ae4a14c0c500c6d5749d778e3a4650feb6

    • SSDEEP

      12288:zrXYMjhvPie/rByY77777777777774HOE+aEz+dbZjghmi8+NEaIa0lPhcPIuRiU:3YMFniyyVufcbRg/I5PhcwuRiFtq5630

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Command and Scripting Interpreter: PowerShell

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

    • Checks computer location settings

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks