General

  • Target

    SecuriteInfo.com.Trojan.PackedNET.2658.21780.19821.exe

  • Size

    1.0MB

  • Sample

    240201-swxa2safek

  • MD5

    794703ad8644c301902d32d347e833f8

  • SHA1

    fc601ede22fa5c8d9245245b55279ee35645ccf6

  • SHA256

    cd5afb25fb90fab49b4623b7d2005004fabec7c32685c3ac056919e56aaed18c

  • SHA512

    93161eb6141c2bdd244675816f471aa7155a4737b3fa0af6a0017a47d517438f1b27b615b1d4dd557d7012c9b1cb5ffb0ff9c5bfae53df470f40a08e6edb3d61

  • SSDEEP

    12288:tmMyUvr9FJqd53rD22DUH8sDaPqNUCg99kjqCiKSRx/TIFUQ2/E/2RXZaftrSl0:oMyUvZFcrDWH8s2PnkzbSRx/0UEupG3

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    xySnlUr9

Targets

    • Target

      SecuriteInfo.com.Trojan.PackedNET.2658.21780.19821.exe

    • Size

      1.0MB

    • MD5

      794703ad8644c301902d32d347e833f8

    • SHA1

      fc601ede22fa5c8d9245245b55279ee35645ccf6

    • SHA256

      cd5afb25fb90fab49b4623b7d2005004fabec7c32685c3ac056919e56aaed18c

    • SHA512

      93161eb6141c2bdd244675816f471aa7155a4737b3fa0af6a0017a47d517438f1b27b615b1d4dd557d7012c9b1cb5ffb0ff9c5bfae53df470f40a08e6edb3d61

    • SSDEEP

      12288:tmMyUvr9FJqd53rD22DUH8sDaPqNUCg99kjqCiKSRx/TIFUQ2/E/2RXZaftrSl0:oMyUvZFcrDWH8s2PnkzbSRx/0UEupG3

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Collection

Data from Local System

3
T1005

Tasks