General

  • Target

    Doc2050023RFT.exe

  • Size

    1.5MB

  • Sample

    221003-lkw3ksfhg5

  • MD5

    c8dfc09ebcbda6de3cb18d2c5ca52483

  • SHA1

    91f2bf86bb3d8d73fd9b09881087099b81315a8b

  • SHA256

    9f3b0574ee8ea34114c6de2ed4f351552400569e42d4032a2ec5dcff3107af1c

  • SHA512

    0b025d8c5f445d20a66b4d6195112addc9b5dc19b2c4897d50640e01af58ec2fb3f363a45273f2316a5fb09a44caf785f20b1e9df809b45259929475b156bd32

  • SSDEEP

    12288:cnjoh8rQqH/jnWZQzjFeM6DJOjB9sTTHy3hPA4iDJQbLiQXxaURDEVmHCj3hPG7g:qLHbnYQb6VOL25DKnikzU36oGc

Malware Config

Extracted

Family

agenttesla

C2

http://45.155.165.63/3ip/inc/523ecb38582a9c.php

Targets

    • Target

      Doc2050023RFT.exe

    • Size

      1.5MB

    • MD5

      c8dfc09ebcbda6de3cb18d2c5ca52483

    • SHA1

      91f2bf86bb3d8d73fd9b09881087099b81315a8b

    • SHA256

      9f3b0574ee8ea34114c6de2ed4f351552400569e42d4032a2ec5dcff3107af1c

    • SHA512

      0b025d8c5f445d20a66b4d6195112addc9b5dc19b2c4897d50640e01af58ec2fb3f363a45273f2316a5fb09a44caf785f20b1e9df809b45259929475b156bd32

    • SSDEEP

      12288:cnjoh8rQqH/jnWZQzjFeM6DJOjB9sTTHy3hPA4iDJQbLiQXxaURDEVmHCj3hPG7g:qLHbnYQb6VOL25DKnikzU36oGc

    • AgentTesla

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks