General

  • Target

    3bed3f6c2969a7ee264dc32db250b6223283997ba2c46af406311a93301d4775

  • Size

    620KB

  • Sample

    240515-ckmdpscb8x

  • MD5

    b72238cddb1517fdc1fc04fc234fe933

  • SHA1

    2de1f18cf39825a378c0c896ca9c10e87fb0e7c1

  • SHA256

    3bed3f6c2969a7ee264dc32db250b6223283997ba2c46af406311a93301d4775

  • SHA512

    f373c373801766328ce6d9e47cce608d08ce4df95e767bafd159ddee17956de283ec2d4f10409848a3ca3482d1ce48bfcad3efa2149c5e9f359278aee0a3876b

  • SSDEEP

    12288:YbdIIfTDe+tgGj3B6inGA05927ywUNkvi4FVzOwdXNI9:wmIm+tqinFC2uwMBYzOwfu

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5829039825:AAHUTzihFHkYnCe5S3O2k7aL4dVLIHvYzbo/

Targets

    • Target

      3bed3f6c2969a7ee264dc32db250b6223283997ba2c46af406311a93301d4775

    • Size

      620KB

    • MD5

      b72238cddb1517fdc1fc04fc234fe933

    • SHA1

      2de1f18cf39825a378c0c896ca9c10e87fb0e7c1

    • SHA256

      3bed3f6c2969a7ee264dc32db250b6223283997ba2c46af406311a93301d4775

    • SHA512

      f373c373801766328ce6d9e47cce608d08ce4df95e767bafd159ddee17956de283ec2d4f10409848a3ca3482d1ce48bfcad3efa2149c5e9f359278aee0a3876b

    • SSDEEP

      12288:YbdIIfTDe+tgGj3B6inGA05927ywUNkvi4FVzOwdXNI9:wmIm+tqinFC2uwMBYzOwfu

    • 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#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

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

Email Collection

1
T1114

Tasks