General

  • Target

    PO-23-0103000RPM.PDF.exe

  • Size

    823KB

  • Sample

    230206-xwferafd79

  • MD5

    f623a5768af272301f33b27655fcbb90

  • SHA1

    74b12a26b9c94a871b0d89c000b73182a9aa3f4d

  • SHA256

    92d13e09fd15a7a89caa8753d0fe0f8be6ac49f402a4bbae0da6a6bc57d21c33

  • SHA512

    1390ac48156c882e26e35949b99242980b4449b828731691dce92ac51828757acd86353022b0c69cdbce85f1ee37ea46403752a9b93e7f8687457533ff19aac7

  • SSDEEP

    24576:UA3XrxN5IC54TWMWpRo0ysh23SxqoS8w0b:DrtgiBpG0ysAGqr8w

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5677685939:AAFELEmWBrxMnyX4KiFEXWGKBWoRi9TCLHE/

Targets

    • Target

      PO-23-0103000RPM.PDF.exe

    • Size

      823KB

    • MD5

      f623a5768af272301f33b27655fcbb90

    • SHA1

      74b12a26b9c94a871b0d89c000b73182a9aa3f4d

    • SHA256

      92d13e09fd15a7a89caa8753d0fe0f8be6ac49f402a4bbae0da6a6bc57d21c33

    • SHA512

      1390ac48156c882e26e35949b99242980b4449b828731691dce92ac51828757acd86353022b0c69cdbce85f1ee37ea46403752a9b93e7f8687457533ff19aac7

    • SSDEEP

      24576:UA3XrxN5IC54TWMWpRo0ysh23SxqoS8w0b:DrtgiBpG0ysAGqr8w

    • 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 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.

    • Accesses Microsoft Outlook profiles

    • 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 v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks