General

  • Target

    a1d23597d4231e299e0a8d7bc2604ec4e2c0e3d67c22969d2851d9a7553bfb21.exe

  • Size

    932KB

  • Sample

    240524-nvpscsfg74

  • MD5

    74f52bdc1fc201b08e5c429510bb069d

  • SHA1

    c7821a51088e3a5405cdfef1f68dccd70dbbd2b0

  • SHA256

    a1d23597d4231e299e0a8d7bc2604ec4e2c0e3d67c22969d2851d9a7553bfb21

  • SHA512

    13e35ad0b55d7defee9591bdf8487b152e82b230dd1cb0d698406ea3d97ac3119acd0c87a224f2d555709ba5b83155302c37ea9e0b7fe8bbe068864613150cf3

  • SSDEEP

    24576:7KRmG9uoHFqQ5VIfNXasOGubOJugKg3goNV:7BGHHUdd16bgtQw

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hotelroyal.com.pl
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    W0xw6jA.Hdr3

Targets

    • Target

      a1d23597d4231e299e0a8d7bc2604ec4e2c0e3d67c22969d2851d9a7553bfb21.exe

    • Size

      932KB

    • MD5

      74f52bdc1fc201b08e5c429510bb069d

    • SHA1

      c7821a51088e3a5405cdfef1f68dccd70dbbd2b0

    • SHA256

      a1d23597d4231e299e0a8d7bc2604ec4e2c0e3d67c22969d2851d9a7553bfb21

    • SHA512

      13e35ad0b55d7defee9591bdf8487b152e82b230dd1cb0d698406ea3d97ac3119acd0c87a224f2d555709ba5b83155302c37ea9e0b7fe8bbe068864613150cf3

    • SSDEEP

      24576:7KRmG9uoHFqQ5VIfNXasOGubOJugKg3goNV:7BGHHUdd16bgtQw

    • AgentTesla

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

    • 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.

    • Adds Run key to start application

    • 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

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks