General

  • Target

    b4bf9d3bda738a3d6794dfb47a85f011.bin

  • Size

    476KB

  • Sample

    211024-qgpljsfbck

  • MD5

    b4bf9d3bda738a3d6794dfb47a85f011

  • SHA1

    b81cfd36eed1b54cc8dd3001f1c3f6e007b3748b

  • SHA256

    695d9cd287ce5ee85681b570ee37daa421550dc4b25101240bba64245a729bd9

  • SHA512

    76259472997a20a2641acd4f797e25abbae63c989a45df7489f643175e6fc9187f616b2044dc0f49ea47904109e16fa7bf826658bd1f48acb6fd6f90d42b90a2

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.davaobay.com.ph
  • Port:
    587
  • Username:
    raeburngonzaga@davaobay.com.ph
  • Password:
    p@ssw0rd

Targets

    • Target

      b4bf9d3bda738a3d6794dfb47a85f011.bin

    • Size

      476KB

    • MD5

      b4bf9d3bda738a3d6794dfb47a85f011

    • SHA1

      b81cfd36eed1b54cc8dd3001f1c3f6e007b3748b

    • SHA256

      695d9cd287ce5ee85681b570ee37daa421550dc4b25101240bba64245a729bd9

    • SHA512

      76259472997a20a2641acd4f797e25abbae63c989a45df7489f643175e6fc9187f616b2044dc0f49ea47904109e16fa7bf826658bd1f48acb6fd6f90d42b90a2

    • AgentTesla

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

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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