General

  • Target

    Copy#1905208.exe

  • Size

    248KB

  • Sample

    240515-nfenvaeh4y

  • MD5

    cfc42af0e543bd98292e43f0fdde7d3d

  • SHA1

    b42e951c4524f3623f548d58273cbf2b25689051

  • SHA256

    bd5082c530583be11d7a2099791bad33b2e25b90192866c2a7b234bfb8ae5b6a

  • SHA512

    8de650b8bfc930f8601ae741d398b317f07336fc8ab03902c2a9e55e4a1c034ac89a89b1c93441b602380b3fbf828dbf1e116731efb62dd5e8124003c6a9b400

  • SSDEEP

    3072:29Vc1dPKL/2XCNnCDDRvLGyrOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/SPYm21S:29VcCaX+stvLGxOLbMUsK64H

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    66.29.151.236
  • Port:
    587
  • Username:
    sendalaser@fahnfinance.shop
  • Password:
    d9GOyTceXsMT
  • Email To:
    laser@fahnfinance.shop

Targets

    • Target

      Copy#1905208.exe

    • Size

      248KB

    • MD5

      cfc42af0e543bd98292e43f0fdde7d3d

    • SHA1

      b42e951c4524f3623f548d58273cbf2b25689051

    • SHA256

      bd5082c530583be11d7a2099791bad33b2e25b90192866c2a7b234bfb8ae5b6a

    • SHA512

      8de650b8bfc930f8601ae741d398b317f07336fc8ab03902c2a9e55e4a1c034ac89a89b1c93441b602380b3fbf828dbf1e116731efb62dd5e8124003c6a9b400

    • SSDEEP

      3072:29Vc1dPKL/2XCNnCDDRvLGyrOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/SPYm21S:29VcCaX+stvLGxOLbMUsK64H

    • AgentTesla

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

    • Detect ZGRat V1

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • 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

    • 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

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks