Analysis

  • max time kernel
    120s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 11:49

General

  • Target

    Shipping Details 00459010265 - 07.07.2020.exe

  • Size

    719KB

  • MD5

    ec25c93cf619cf346cbb955af0518baf

  • SHA1

    6a72eb049453cc1aa268f424eb03fa4b466bcfea

  • SHA256

    ad2da1fa0e285bd992c7dc1d0dcad3f5a476bd62478ebf958326302942fabeec

  • SHA512

    52886dbab173286145b16e61a45051ca8a79bf94ed317e7f35047552c2ce47f51610f46e22b19b8dafa748f0c7c6974bbbd22e059ce28578810837540bb96df8

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    sologlobal@yandex.com
  • Password:
    amblessed22

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipping Details 00459010265 - 07.07.2020.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipping Details 00459010265 - 07.07.2020.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Users\Admin\AppData\Local\Temp\Shipping Details 00459010265 - 07.07.2020.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1280

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1280-58-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1280-59-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1280-61-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1280-62-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1280-63-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1280-64-0x0000000000446DDE-mapping.dmp
  • memory/1280-66-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1280-68-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1672-54-0x0000000000110000-0x00000000001CA000-memory.dmp
    Filesize

    744KB

  • memory/1672-55-0x00000000763C1000-0x00000000763C3000-memory.dmp
    Filesize

    8KB

  • memory/1672-56-0x00000000003F0000-0x00000000003F8000-memory.dmp
    Filesize

    32KB

  • memory/1672-57-0x0000000000740000-0x0000000000794000-memory.dmp
    Filesize

    336KB