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Overview

overview

10

Static

static

P51BzRf7dvl2tnx.exe

windows7_x64

10

P51BzRf7dvl2tnx.exe

windows10_x64

10

Analysis

  • max time kernel
    91s
  • max time network
    54s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    08/07/2020, 07:38

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General

  • Target

    P51BzRf7dvl2tnx.exe

  • Size

    492KB

  • MD5

    e6e53c442ce4e6b0d865e4bd6433f8b4

  • SHA1

    519ed18150ce8f63aa4bb4d2ac01e9bfa4cb6e9b

  • SHA256

    38a83ed65dd375ad496b01eb7bf0f050983b1a289f1fcb01e9898fa7565ddd63

  • SHA512

    c5f8e390767e3fc557dde88dccf4b05e965f15998a0f7b526aaeb900c24e7950a4d8f0377dbf4e580c93dd2ae164ba9ee4c0393c648de6cc9ab7fd2acec28720

Score
10/10
agentteslaevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    coronavirus2020

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 4 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\P51BzRf7dvl2tnx.exe
    "C:\Users\Admin\AppData\Local\Temp\P51BzRf7dvl2tnx.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1324
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qcOIjJuoBV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD7D7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1516
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1828

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1828-2-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1828-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1828-5-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

    Download