General

  • Target

    MACHINE SPECIFICATIONS.exe

  • Size

    755KB

  • Sample

    210727-zdvzsvvvzs

  • MD5

    9ce7495a840078892fb01cdcd7001b63

  • SHA1

    b9cf3f26a8f077bca7513800b731e5b5d2ee8824

  • SHA256

    7f37a6ecd3a5350ee65960da3f0e73780834539302dbc754ab8080df38778379

  • SHA512

    83502d2e66be741738cede1b43b48ce3d11f1340c553dd30c859cdcab49fd45cefaee9657fae2bd496ffd853a565763accba4c691a5c9a7c0785ad08e02c4e49

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.avonpharmacmachines.com/
  • Port:
    21
  • Username:
    admin@avonpharmacmachines.com
  • Password:
    ycULZlOO,T9=

Targets

    • Target

      MACHINE SPECIFICATIONS.exe

    • Size

      755KB

    • MD5

      9ce7495a840078892fb01cdcd7001b63

    • SHA1

      b9cf3f26a8f077bca7513800b731e5b5d2ee8824

    • SHA256

      7f37a6ecd3a5350ee65960da3f0e73780834539302dbc754ab8080df38778379

    • SHA512

      83502d2e66be741738cede1b43b48ce3d11f1340c553dd30c859cdcab49fd45cefaee9657fae2bd496ffd853a565763accba4c691a5c9a7c0785ad08e02c4e49

    • 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.

    • 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

Tasks