General

  • Target

    ef107f8d3b22b896678ba71279fbf900dd7943f1aaa14f513f34438be5435714

  • Size

    631KB

  • Sample

    240329-b34j9seb7s

  • MD5

    3834b0f21ff444666f3fb38b2c7f2cce

  • SHA1

    019837f90b8bcca51573f993a30a2cf6f6bf615e

  • SHA256

    ef107f8d3b22b896678ba71279fbf900dd7943f1aaa14f513f34438be5435714

  • SHA512

    7bcf9e78ffef13d25d2cbb5b4968a317bd9936c1766b204683e67b379b9e2752568f385f015214a2d68a02dd687f6e435250487961ff1da325e494c52247f413

  • SSDEEP

    12288:L+2owx2BVBSVDLezUptfih4IOz8iZy4T2xVGeCVlWTSityZBl3M9O:L+NwmwVDLezUptPIOg2t2u/rWTztB0

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.seawaysfreight-bd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    36@SaM%sFl#

Targets

    • Target

      FEB-MAR SOA 2024.exe

    • Size

      672KB

    • MD5

      04ee4bf65e9118c4812527377e6c7976

    • SHA1

      abdcfadd65cb2a72e28e4ea4a6893180857f498b

    • SHA256

      c3021f93c8dd0e7077770cbd4ca6a2d7306eb3350ca2a0ded52bb65d44337f9e

    • SHA512

      9fce3d8bd49d5c1bec507ab9f93cf15c384d6f24d7abe22b36483ae455a6ff0663b8e23225e2330a35ebdb904c8621b9da8f24328cb3a683f96ef5d14c3fe868

    • SSDEEP

      12288:K0YOwqV2xVRW1DLoBUoimoaOzOih8qTEx/GeozD0NKitIBq8AKQH/:qO7kQ1DLoBU7aOKCrEM7X0NLtmx3QH

    • 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

    • 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

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