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General

  • Target

    2b638047b4126420741fcbd3c7ea9b276f48a8005a629955f8a568cc7e7634c4.exe

  • Size

    730KB

  • Sample

    240307-cmgk8seb81

  • MD5

    422dae158a15725dd2f81a76ed1be6e3

  • SHA1

    fc02bd1445823f87cc79fe6c4488786fdd862450

  • SHA256

    2b638047b4126420741fcbd3c7ea9b276f48a8005a629955f8a568cc7e7634c4

  • SHA512

    a8bd904305f6f3e35ef4f8ae839188204defb7b076c40d17b6f1bdab12e76dee87f4e57dce993bbd33c2fd60707686cd6122d9ab38c769a468f4ff7527c754f6

  • SSDEEP

    12288:P6FO1lnaAU9/jHt3lutbcqBMfpbQMQGuTOJgPnp5hONvtMkx+qLhmkR:Be/jHt3MZc8c+NTOyANlMk1LT

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      2b638047b4126420741fcbd3c7ea9b276f48a8005a629955f8a568cc7e7634c4.exe

    • Size

      730KB

    • MD5

      422dae158a15725dd2f81a76ed1be6e3

    • SHA1

      fc02bd1445823f87cc79fe6c4488786fdd862450

    • SHA256

      2b638047b4126420741fcbd3c7ea9b276f48a8005a629955f8a568cc7e7634c4

    • SHA512

      a8bd904305f6f3e35ef4f8ae839188204defb7b076c40d17b6f1bdab12e76dee87f4e57dce993bbd33c2fd60707686cd6122d9ab38c769a468f4ff7527c754f6

    • SSDEEP

      12288:P6FO1lnaAU9/jHt3lutbcqBMfpbQMQGuTOJgPnp5hONvtMkx+qLhmkR:Be/jHt3MZc8c+NTOyANlMk1LT

    • 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

    • 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