General

  • Target

    Payment copy of Euro 90,162.57.exe

  • Size

    995KB

  • Sample

    221204-k9sk1seg97

  • MD5

    031b6863d3bba189c39af5dff13a811e

  • SHA1

    64d47415cfb64fd5657705263a4d3041f2ac2d7e

  • SHA256

    5fc28dba0030fcbcc62c9ca9c6da94dbecd6e50ee64f4f5380e6a73adf16f627

  • SHA512

    5e18db6db492c330f2d49af5db7477616367bc34fb0b934741c7a020aa5d9dc826a4ae9310ccdb6f5171c082d1044a0d6d8325e75d8f66b5042b29e2fe50ae73

  • SSDEEP

    12288:OJylOmEgr9ugFZM4FrBiBkh9icts0cNX7eqKYngdVwdGnDwBwTia38kfS/AzsEE/:mOZwBkh9xtNUPedVw8MaTiwAAgEEY4

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5453942321:AAF6CS9julQ6K7s5pxacNALwWJ2A52D0EC4/

Targets

    • Target

      Payment copy of Euro 90,162.57.exe

    • Size

      995KB

    • MD5

      031b6863d3bba189c39af5dff13a811e

    • SHA1

      64d47415cfb64fd5657705263a4d3041f2ac2d7e

    • SHA256

      5fc28dba0030fcbcc62c9ca9c6da94dbecd6e50ee64f4f5380e6a73adf16f627

    • SHA512

      5e18db6db492c330f2d49af5db7477616367bc34fb0b934741c7a020aa5d9dc826a4ae9310ccdb6f5171c082d1044a0d6d8325e75d8f66b5042b29e2fe50ae73

    • SSDEEP

      12288:OJylOmEgr9ugFZM4FrBiBkh9icts0cNX7eqKYngdVwdGnDwBwTia38kfS/AzsEE/:mOZwBkh9xtNUPedVw8MaTiwAAgEEY4

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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 v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Email Collection

1
T1114

Tasks