General

  • Target

    b0284d4d696cb05e92502441aa0499085ca3a1457935932fa40c677083932081.exe

  • Size

    338KB

  • Sample

    241123-jjee2a1mht

  • MD5

    b9ba439d942b2a5b68c06cbf6d97738a

  • SHA1

    c834dd3046437eecc2b89f7c448cbaf56046b22e

  • SHA256

    b0284d4d696cb05e92502441aa0499085ca3a1457935932fa40c677083932081

  • SHA512

    80d3f3190edc5eafb008ab17a9fc7b7c0559ec7180295903635dc13e3c8530f79783257f2952a86ce2e680e01a23fb1735c2c54390a4feadf4f0edcb6f28213f

  • SSDEEP

    6144:GBlL/VGeKGDuGyGNQuy55SVyvdhZJrfdX6qFck4o+v/WwE8jjlw1qQ:EmPgmKSv+/WWjK1F

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1803146213:AAHYyCRx7FggQ9LfPbrIs79ZUWCEc9wNnDo/sendDocument

Targets

    • Target

      b0284d4d696cb05e92502441aa0499085ca3a1457935932fa40c677083932081.exe

    • Size

      338KB

    • MD5

      b9ba439d942b2a5b68c06cbf6d97738a

    • SHA1

      c834dd3046437eecc2b89f7c448cbaf56046b22e

    • SHA256

      b0284d4d696cb05e92502441aa0499085ca3a1457935932fa40c677083932081

    • SHA512

      80d3f3190edc5eafb008ab17a9fc7b7c0559ec7180295903635dc13e3c8530f79783257f2952a86ce2e680e01a23fb1735c2c54390a4feadf4f0edcb6f28213f

    • SSDEEP

      6144:GBlL/VGeKGDuGyGNQuy55SVyvdhZJrfdX6qFck4o+v/WwE8jjlw1qQ:EmPgmKSv+/WWjK1F

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • 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

    • Suspicious use of SetThreadContext

    • Target

      $PLUGINSDIR/aiuxmmjtmkz.dll

    • Size

      19KB

    • MD5

      586dd640c4a64cdf876ac0bfe48ad870

    • SHA1

      8f9704a440ee2fb56b0bfd2a2f9a5b2a3fa685f0

    • SHA256

      206c1772141cc0ae68d1a3a317c1b4e5b2ece540322c211b6a37d65f100114cd

    • SHA512

      984100b0309b9d2f3cdf783697a497cea4675aee9b2c4529ef20afd6bdf011f1240044bfda2af2f9bb98b98c45b03c6d72e98dda2da8a958d36f3229c9a0dc62

    • SSDEEP

      192:6z+aLflYnmPwn5488nq3lfstCTJ28WzKKMih6rmvIQb/Wj0J43UESslEUwvyX2Rm:6zJBYew5JDstCToJTIi/W2slE5vYQHG

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks