Analysis

  • max time kernel
    109s
  • max time network
    132s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    07-07-2020 21:50

General

  • Target

    Payment Advice.exe

  • Size

    827KB

  • MD5

    6846e1d5a6d02a9b967ca1bd18ef6ba8

  • SHA1

    7d645454a187ba2914e5cab6bb83db0a20615fa5

  • SHA256

    528f29b705ad29a6e607a93fe7f16ddd4725f19f0e9d32cbc505f14d20a52787

  • SHA512

    53696492fe9a25d7f07e208b489c14235b1180e830282ab52da54ced3322b78c6ae10025404965f271c902669545fd1df4e226652e72670330dcf98bf992ae6f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Blessing123

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 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.

  • 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2648

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Payment Advice.exe.log

    MD5

    ef140ef600b2463c9e7dbf064a104046

    SHA1

    c08fd1853877be95575ea2e860dd8cafef31f54c

    SHA256

    ad8ae97fdeb174b20f02c7ddf9466981856d77d51133599b5954f48f78a1b616

    SHA512

    bf16df0994080bdc832cb39a312e0095de57608256fcf0d04d589e0bdf3283f918fb0d6ec86ea28a4b1af6db12813c52a724028f02330ebc3a9d32a4fcda706c

  • memory/2648-1-0x0000000000446FBE-mapping.dmp

  • memory/2648-0-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB