General

  • Target

    dd481dd50745bf1ad675dfc274407246_JaffaCakes118

  • Size

    367KB

  • Sample

    240913-aaql9ssfmn

  • MD5

    dd481dd50745bf1ad675dfc274407246

  • SHA1

    80b6f31b8f865d8548810c81e34e4bacf117917d

  • SHA256

    a747328f089e338e6e40d143effcad294b7b352a8639d48907bd518de27328dc

  • SHA512

    1b720d0f4e7dbb6fc7f6adfe666be584a13af56be8ea45cdd047e8d248fefbe30cb4394f959a6ff666e258f085d666cfb925980e967f79980b34bee8d31785f0

  • SSDEEP

    6144:r7eEoQknlsADIwqfpxZMq8DhnBYAUu2hQKT8WCOHUOslZ1G28N8SpPTZIke3:3+Qkls+IwqxDMq2nBYcosWCO0H3RHR3

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.starmakertravel.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    admin2000

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.starmakertravel.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    admin2000

Targets

    • Target

      PO.. 0093 0094....exe

    • Size

      398KB

    • MD5

      323acbbbfd59493259c845420636832e

    • SHA1

      4a9ec6beb8907aac46188b94177f95546e840d86

    • SHA256

      4c4eaccfddc19e50d5c4cdfef644e8b047dea546b51bb893104988a0fa6089b0

    • SHA512

      45ecb92ce025927ff4dd2d5d34b42cef997a2aac21565e02bfb09bdf78a799b1b756f44587866cf2bbf16d510233963d65a7b185c40008f8a966517a41ec281e

    • SSDEEP

      12288:vrdQk1sGIwqxDMqcnBMEiMWSO0rvBL2V:nRI/hMfBMUW7

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Looks for VirtualBox Guest Additions in registry

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks