General

  • Target

    a2b8a1e8ffa94d98ae7e7ddbc63662f91020d004362423a78dd1946e1fd708e8

  • Size

    570KB

  • Sample

    220521-aa8svacgdp

  • MD5

    472e65188b50e7fddd1c144783478448

  • SHA1

    6668dff78ec0225a1fabf7cd813d241bffa50e17

  • SHA256

    a2b8a1e8ffa94d98ae7e7ddbc63662f91020d004362423a78dd1946e1fd708e8

  • SHA512

    67f3b67f1436d1945e73288785cecd80a0509ebfe39a8fa536cf3ba06ad17fa724921f95d75635fd63c28a3eda3f4a6d937c6ce2f7a0aebd64af297a3929e3b1

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.palcoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    GgwWVBJ5

Targets

    • Target

      REMITTANCE COPY..exe

    • Size

      691KB

    • MD5

      ecd4d524988a5ad8813312e23a04c7f7

    • SHA1

      bb748bb7e34b8ef8a506eaeb77965f2a3fddc88c

    • SHA256

      239c9e3df55261a7c4037ac8b5693cecb72c0c5d3f832787baea8ad4f1841209

    • SHA512

      b351e9b38e64ad14bf6c49a7fa819bfa4afba13e09825b6697e2ce32900635e0cb6d084a101dd9bde57742f5a5a9b8662d7917f391af9f35cbcb17ef472ccbe1

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AgentTesla Payload

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • 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

2
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Email Collection

1
T1114

Tasks