General

  • Target

    4915f66ed7caab4de6137ad5a73319f0e6bd04303545b57aa0f73bd224acedd9

  • Size

    468KB

  • Sample

    221125-l8bfsadc8z

  • MD5

    4e2720ea5f6c8d2368a9bb97c00a2505

  • SHA1

    dc25faf28cee239e9b74d5d3aa933b1bb2d24320

  • SHA256

    4915f66ed7caab4de6137ad5a73319f0e6bd04303545b57aa0f73bd224acedd9

  • SHA512

    cd258d5b381586211b7bd29b27456d2c25a6ec3d9cdc48c3ebdb178af7ed641098a6ceba29504f7604a798d551c5d1d1b94f6cfe11aaf29c1e6cdabfd5246b30

  • SSDEEP

    12288:wKDA5IvbcypAjT90FczMtERDWAA1rqMOaI:yIfpyRsc4tERP0OaI

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    pifgweijlylkellk

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    pifgweijlylkellk

Targets

    • Target

      4915f66ed7caab4de6137ad5a73319f0e6bd04303545b57aa0f73bd224acedd9

    • Size

      468KB

    • MD5

      4e2720ea5f6c8d2368a9bb97c00a2505

    • SHA1

      dc25faf28cee239e9b74d5d3aa933b1bb2d24320

    • SHA256

      4915f66ed7caab4de6137ad5a73319f0e6bd04303545b57aa0f73bd224acedd9

    • SHA512

      cd258d5b381586211b7bd29b27456d2c25a6ec3d9cdc48c3ebdb178af7ed641098a6ceba29504f7604a798d551c5d1d1b94f6cfe11aaf29c1e6cdabfd5246b30

    • SSDEEP

      12288:wKDA5IvbcypAjT90FczMtERDWAA1rqMOaI:yIfpyRsc4tERP0OaI

    • AgentTesla

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

    • AgentTesla payload

    • 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