General

  • Target

    470f43d3a398069b0b221abc6c08fd25f7a6fb8b67383b302e250f89d66566cc

  • Size

    605KB

  • Sample

    220521-nb29cageek

  • MD5

    2c22b90b0628d017110bdcc5dc560975

  • SHA1

    c10bd9897e6502cfca46639d30a73088457bb4e6

  • SHA256

    470f43d3a398069b0b221abc6c08fd25f7a6fb8b67383b302e250f89d66566cc

  • SHA512

    497186113ef95ab321e22cddfcc1ce3f9e5dab9361b319a4c470a6f27fc2c5c68ab9d159d33e798345064ff3612214d3d79bdbada504b2b0b952b4ce5a8941a7

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.nltfy.com
  • Port:
    587
  • Username:
    ogwire@nltfy.com
  • Password:
    Fgy!!@w0

Targets

    • Target

      QUOTATION.exe

    • Size

      740KB

    • MD5

      1fd0c7b4aff9bd81a9275f4e4b0e672a

    • SHA1

      d2397f32a9b072daf2f8266b189c523137bdd924

    • SHA256

      269770044a2b90764179e7d03229a3977e6034257d036c9f3d977803107f8b24

    • SHA512

      a4a12e6b2b3d86d28025e545f82a308cd3a7712835d8d193e23db4cc9b3f31a1aea6af896b6af3c37e350702cc85ab87fac678d021eb59d5da36536f76294ff4

    • AgentTesla

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

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • Windows security modification

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks