General

  • Target

    958be6e7fda577712166c295391da425c7dba2de6d16884bea36fdb72f44cdaa

  • Size

    896KB

  • Sample

    240428-blqbbada7t

  • MD5

    772e33e3128cd815827b68962d35a707

  • SHA1

    de800a3bc8498bd6dda93461d5119400c3517d6f

  • SHA256

    958be6e7fda577712166c295391da425c7dba2de6d16884bea36fdb72f44cdaa

  • SHA512

    c6e2d9f85fc4d3b4891717daf15709ddf6f275b04126718c75fe2c13c03896d30bcdcb5e56c22a2adfacf5da46a7e9ae3fbb8b34d56d677c280dafb4d6849a30

  • SSDEEP

    12288:3oqnHvjNIrpf9rN/mc/CUCwYcg+5kn4CQga5ZDnFdYJzadBL/JqI3eAe4Qvrpm86:3lPjKr5BNDlkn4oaDD/YJmF5Qz0bCK

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6491123377:AAHfZF2lTXFg1xxaNDsPtoz_ltH2gj_Gldk/

Targets

    • Target

      958be6e7fda577712166c295391da425c7dba2de6d16884bea36fdb72f44cdaa

    • Size

      896KB

    • MD5

      772e33e3128cd815827b68962d35a707

    • SHA1

      de800a3bc8498bd6dda93461d5119400c3517d6f

    • SHA256

      958be6e7fda577712166c295391da425c7dba2de6d16884bea36fdb72f44cdaa

    • SHA512

      c6e2d9f85fc4d3b4891717daf15709ddf6f275b04126718c75fe2c13c03896d30bcdcb5e56c22a2adfacf5da46a7e9ae3fbb8b34d56d677c280dafb4d6849a30

    • SSDEEP

      12288:3oqnHvjNIrpf9rN/mc/CUCwYcg+5kn4CQga5ZDnFdYJzadBL/JqI3eAe4Qvrpm86:3lPjKr5BNDlkn4oaDD/YJmF5Qz0bCK

    • 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.

    • 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

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

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