Overview

overview

10

Static

static

C.V.exe

windows7_x64

10

C.V.exe

windows10_x64

10

Analysis

  • max time kernel
    90s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    07-07-2020 09:06

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General

  • Target

    C.V.exe

  • Size

    578KB

  • MD5

    c324006385f566a74f7ecb6bf039f7fd

  • SHA1

    db72f12c53a1f8cd0204d6e771ab53cfb16d1db3

  • SHA256

    2e597b08f1709f0af69632ea333d7ce0938909d9e7e60a601092ca4262d4ee70

  • SHA512

    50858713cd720aa09e4370aebee23aa7aefa0cf40c75a4ff6ba783e3cf87d66e93c294610f161832b7d599cea82b1e89e2806d818b12b3feb7c73d77e32b2926

Score
10/10
keyloggertrojanstealerspywareagentteslapersistence

Malware Config

Extracted

Credentials

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

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

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

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

    spyware
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spyware
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Adds Run entry to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla

Processes

  • C:\Users\Admin\AppData\Local\Temp\C.V.exe
    "C:\Users\Admin\AppData\Local\Temp\C.V.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:3372
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CYfSlv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp83B2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3936
    • C:\Users\Admin\AppData\Local\Temp\C.V.exe
      "{path}"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Adds Run entry to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:3644
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:2200

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\C.V.exe.log
      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\tmp83B2.tmp
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    • memory/2200-5-0x0000000000000000-mapping.dmp

      Download

    • memory/3644-2-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

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    • memory/3644-3-0x000000000044C75E-mapping.dmp

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    • memory/3936-0-0x0000000000000000-mapping.dmp

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