General

  • Target

    1298254d450918ec0d6a4b5d5c433379ab4dd2400f05faaac525a5b30212659e

  • Size

    836KB

  • Sample

    240522-b76v7agf7t

  • MD5

    9b2e2e8f8744108fda24cfeb7c90fbf1

  • SHA1

    e8361e5daf928bdf883fd61314d26c6c05dcee48

  • SHA256

    1298254d450918ec0d6a4b5d5c433379ab4dd2400f05faaac525a5b30212659e

  • SHA512

    a2ef8801e9c28929f5a5ed03d25bec151c225b79cdeb1f71e4e56e282778a1c4d8450d7d15001cd44b9abdd039e0ac5cf6232095dafa8eb04f5ffbb90660d913

  • SSDEEP

    24576:Cw4bjw4bp/LxjHlOZBO+Mo49/0a/F8xsKNMD7:Cw4bjw4bbkBO+OMX3a

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cozuns.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Ku;_MUOVC3;E

Targets

    • Target

      1298254d450918ec0d6a4b5d5c433379ab4dd2400f05faaac525a5b30212659e

    • Size

      836KB

    • MD5

      9b2e2e8f8744108fda24cfeb7c90fbf1

    • SHA1

      e8361e5daf928bdf883fd61314d26c6c05dcee48

    • SHA256

      1298254d450918ec0d6a4b5d5c433379ab4dd2400f05faaac525a5b30212659e

    • SHA512

      a2ef8801e9c28929f5a5ed03d25bec151c225b79cdeb1f71e4e56e282778a1c4d8450d7d15001cd44b9abdd039e0ac5cf6232095dafa8eb04f5ffbb90660d913

    • SSDEEP

      24576:Cw4bjw4bp/LxjHlOZBO+Mo49/0a/F8xsKNMD7:Cw4bjw4bbkBO+OMX3a

    • AgentTesla

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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 v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks