General

  • Target

    BLKD007026UG28.gz

  • Size

    797KB

  • Sample

    210122-16n4661z86

  • MD5

    abb5dee83cc1cec99c49b1d348da2f44

  • SHA1

    70087c30f596cd349fe387732d8249014071c927

  • SHA256

    ede32333a607c6e7ec64a03866631c7be580fb941d88f99cd9a42b9c1ceb0b94

  • SHA512

    f246e80337001cc4f63287afb946be52b936886afaa624cf34169821d27e3fd86164b12f20c2f2fe0ea4fc75d5b592285c4397b88346e5b290914674198de7c7

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.vivaldi.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Password@123456789

Targets

    • Target

      BLKD007026UG28.exe

    • Size

      1.1MB

    • MD5

      333da7a6f96f20ddbb873cb0e5b41267

    • SHA1

      77a470fa9ef648b8adbed3e29f22050855071127

    • SHA256

      e5d08064cc0b3123d52c56051ad0671ab3249a2fb5abe596cdd9ce10e8fed725

    • SHA512

      a7826497690173c6036320dbb7b1d8c90479b7defffe5e427aa48ea065a10b30dd168297361f74490608724e2fca07f1f2ff0c102ce775114d8578b0825bfd31

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks