General

  • Target

    0e2b5ff603db16e68823d9388c59e805530c3936aae4f19cb60f4237b1b50381

  • Size

    822KB

  • Sample

    240330-bs75pseg26

  • MD5

    e3ce58ba11e35a9e6acde86c54653a1c

  • SHA1

    7456c6ca580a4c67a284635380e542c7e0b0c48c

  • SHA256

    0e2b5ff603db16e68823d9388c59e805530c3936aae4f19cb60f4237b1b50381

  • SHA512

    cd78c8ef643eaa1d7c0461134a09b0746004cba62c517b57a3f1456ddbcfa17841977baeed6d507a2f98ca647f7301b7c7929cbf8faebd0bc0edb6ca02d4475b

  • SSDEEP

    12288:8Li0yWApRsBNT11ZchDbiUdONyf4xBq3XRgboAGjw/hmMQwVKT02vtLT:N0y1pRst1kOysBq3XRgbGjOQlT021f

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6365537115:AAGPKgMtga-02-8uxe_TON2WKWk7gCCpkRA/

Targets

    • Target

      0e2b5ff603db16e68823d9388c59e805530c3936aae4f19cb60f4237b1b50381

    • Size

      822KB

    • MD5

      e3ce58ba11e35a9e6acde86c54653a1c

    • SHA1

      7456c6ca580a4c67a284635380e542c7e0b0c48c

    • SHA256

      0e2b5ff603db16e68823d9388c59e805530c3936aae4f19cb60f4237b1b50381

    • SHA512

      cd78c8ef643eaa1d7c0461134a09b0746004cba62c517b57a3f1456ddbcfa17841977baeed6d507a2f98ca647f7301b7c7929cbf8faebd0bc0edb6ca02d4475b

    • SSDEEP

      12288:8Li0yWApRsBNT11ZchDbiUdONyf4xBq3XRgboAGjw/hmMQwVKT02vtLT:N0y1pRst1kOysBq3XRgbGjOQlT021f

    • AgentTesla

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

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

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