General

  • Target

    8133f460c036e3e0b7c3872c66379af8d15edc13c15b172bc43eb933fb363080.exe

  • Size

    862KB

  • Sample

    221208-p33vmada5w

  • MD5

    b8224201e93b9374a9329bde0756ddf7

  • SHA1

    1e06bd9bb28392265c2e6d72637e353747f2b9f2

  • SHA256

    8133f460c036e3e0b7c3872c66379af8d15edc13c15b172bc43eb933fb363080

  • SHA512

    dcd6471191996bb9b77b83e89a62f6f113daf4c11f52e12b55edb4808c72520f1e3c19d311cf61dc8f8a2489edb42f514f0700ec8d249d1aa43a3b3239a401e0

  • SSDEEP

    24576:XmxvKJIZIcLtppgYm80Y1/3cboN2LX85C:C4IZIQm8D1fArLXv

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    host39.registrar-servers.com
  • Port:
    587
  • Username:
    rinosoftoffice@potashin.us
  • Password:
    q9 % .=I2 2 R}{$

Targets

    • Target

      8133f460c036e3e0b7c3872c66379af8d15edc13c15b172bc43eb933fb363080.exe

    • Size

      862KB

    • MD5

      b8224201e93b9374a9329bde0756ddf7

    • SHA1

      1e06bd9bb28392265c2e6d72637e353747f2b9f2

    • SHA256

      8133f460c036e3e0b7c3872c66379af8d15edc13c15b172bc43eb933fb363080

    • SHA512

      dcd6471191996bb9b77b83e89a62f6f113daf4c11f52e12b55edb4808c72520f1e3c19d311cf61dc8f8a2489edb42f514f0700ec8d249d1aa43a3b3239a401e0

    • SSDEEP

      24576:XmxvKJIZIcLtppgYm80Y1/3cboN2LX85C:C4IZIQm8D1fArLXv

    • 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.

    • 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