General

  • Target

    TAX INVOICE.exe

  • Size

    803KB

  • Sample

    220930-qsyctseehj

  • MD5

    6401706cc7de542faa0c49444d2d4213

  • SHA1

    cab13cb770d1b3daeb005b2b3944abe89113a4a2

  • SHA256

    ca4e8df916bd6585f7f2ca0fd326f06ee145895d01a829805a7ae1408473c9c0

  • SHA512

    934748729d87a38ab9474fe9bf4288923d136df07443d9b1e37513588f6c2b3e5d3596b4882e44096eefa38b6f3e3bfebed388b3a7f15cae3ee085df0c56f881

  • SSDEEP

    12288:IxbI2iNQ2qoCGouu5bF7jv1AKz6nwbNGoRqsHADqjJ5nU:L1n9Muu/v1Mnj6xjrU

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sseximclearing.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Ssxm@9854

Targets

    • Target

      TAX INVOICE.exe

    • Size

      803KB

    • MD5

      6401706cc7de542faa0c49444d2d4213

    • SHA1

      cab13cb770d1b3daeb005b2b3944abe89113a4a2

    • SHA256

      ca4e8df916bd6585f7f2ca0fd326f06ee145895d01a829805a7ae1408473c9c0

    • SHA512

      934748729d87a38ab9474fe9bf4288923d136df07443d9b1e37513588f6c2b3e5d3596b4882e44096eefa38b6f3e3bfebed388b3a7f15cae3ee085df0c56f881

    • SSDEEP

      12288:IxbI2iNQ2qoCGouu5bF7jv1AKz6nwbNGoRqsHADqjJ5nU:L1n9Muu/v1Mnj6xjrU

    • AgentTesla

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

    • Checks computer location settings

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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks