General

  • Target

    db0472f382a087a5c418209037bb62531f87288f5b7bcd7db3c744fa71db406c

  • Size

    498KB

  • Sample

    220520-3pvhzshcf2

  • MD5

    dac2f5bfd6234671e13771eabfd57850

  • SHA1

    ca89ec61b8180a0732ea722c10fe04dcaf6b319a

  • SHA256

    db0472f382a087a5c418209037bb62531f87288f5b7bcd7db3c744fa71db406c

  • SHA512

    8a5de45a91eb5966f8aa7be036e649915f1ddbb746631b6e7e9009cf052b98f4cb2b77a5545ea09d9ec18030ae070c41ae74ade305d561533b710244a8e1d467

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sardaplywood.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    sup123st45

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sardaplywood.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    sup123st45

Targets

    • Target

      CguzyjoH6w0Mrok.exe

    • Size

      754KB

    • MD5

      40394958aa221147f84c6e34cb0ead06

    • SHA1

      97e519838586dab48bedcbee7d693edafa5f567b

    • SHA256

      5d921fee6553573489b8c72f1afd5f9ffd1c184b182994a6209b36b558923d61

    • SHA512

      fbe8ed62b77d053f946c569c7498640f33025d0aa8c7ea674a8e09d1ce239dde47b918f23a66128cba7713b8fd18a219f9bcda476582fce1adf82d248382667f

    • 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