General

  • Target

    386c4326071c1acde4250d879faf8b465669ea204dcc9b0716969624db277935

  • Size

    469KB

  • Sample

    220521-az7l3seafm

  • MD5

    eabb4c31a1a98fedb8a24b9eee7863b1

  • SHA1

    32ca438eb32c87fbe62ecdb3d16036d6ab7268aa

  • SHA256

    386c4326071c1acde4250d879faf8b465669ea204dcc9b0716969624db277935

  • SHA512

    ca35fa81920c4373309f210200232ca7c5cc7bf435ffc8418895fcc76bd3e157ae8926f6ed7df8b0f719129b4e1e20c6cfd844fc23df3f9eb71f8c385b0adaef

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sardaplywood.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    je12vi345

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sardaplywood.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    je12vi345

Targets

    • Target

      b2fK6CUY7ZOdPkM.exe

    • Size

      667KB

    • MD5

      6d2b65710b2167d358d36f4304d5c9e7

    • SHA1

      bd68ff6f8c8213bc968295c8565247039a829841

    • SHA256

      59842fc6ee45de0381e917668856445fffcdfd3c6f42c8c229673ff33ff61f99

    • SHA512

      dd2a05d48315711aa76340b3693fa37917536b0efc7686655d2a9e526e50310a1eef716b22eee60a1a3c77641812d8a3a400f07774bc3046389c471f2e523839

    • AgentTesla

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

    • AgentTesla Payload

    • 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 v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks