General

  • Target

    luckyfr.exe

  • Size

    214KB

  • Sample

    210126-thv5s2dn32

  • MD5

    13bb24e681ae113fdb4e3747badd113c

  • SHA1

    204e1eb03aaab856e14a8236a0c2a832ddaaf6b1

  • SHA256

    eb362970c0081effbcdab7ce1f6c91d6921ff7f6e3e8e411238404f8d0549483

  • SHA512

    cfd952e973235be7fc2dd0faee818c46d08244073f7b18bba830a9584d29bd2832201942600df7311647cd011786922d30211f9b3f72431170442230bf1265f1

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.cavannaqroup.com
  • Port:
    587
  • Username:
    luckyfr@cavannaqroup.com
  • Password:
    t6nq*7!tdZ}Z

Targets

    • Target

      luckyfr.exe

    • Size

      214KB

    • MD5

      13bb24e681ae113fdb4e3747badd113c

    • SHA1

      204e1eb03aaab856e14a8236a0c2a832ddaaf6b1

    • SHA256

      eb362970c0081effbcdab7ce1f6c91d6921ff7f6e3e8e411238404f8d0549483

    • SHA512

      cfd952e973235be7fc2dd0faee818c46d08244073f7b18bba830a9584d29bd2832201942600df7311647cd011786922d30211f9b3f72431170442230bf1265f1

    • 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.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

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