Overview

overview

10

Static

static

20OA06052040820.exe

windows7_x64

10

20OA06052040820.exe

windows10_x64

10

Analysis

  • max time kernel
    114s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    04/08/2020, 10:07

Sharing

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General

  • Target
    20OA06052040820.exe
  • Size 847KB
  • Sample200804-7wbrlegman
  • SHA256 a5efbcb25b4339ea9e004364c443afaadb86353cce9dcd9508115bda5a57be88
  • MD5 SHA1 SHA512
Score
10/10
upxkeyloggerstealerspywaretrojanagenttesla

Malware Config

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • AgentTesla Payload 6 IoCs
    keyloggerstealer
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\20OA06052040820.exe
    "C:\Users\Admin\AppData\Local\Temp\20OA06052040820.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1060
    • C:\Users\Admin\AppData\Local\Temp\20OA06052040820.exe
      "C:\Users\Admin\AppData\Local\Temp\20OA06052040820.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1124

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1124-0-0x0000000000400000-0x00000000004A6000-memory.dmp
        Download

        memory/1124-2-0x0000000000400000-0x00000000004A6000-memory.dmp
        Download

        memory/1124-3-0x0000000000400000-0x00000000004A6000-memory.dmp
        Download

        memory/1124-4-0x00000000004B0000-0x00000000004FC000-memory.dmp
        Download

        memory/1124-5-0x0000000000252000-0x0000000000253000-memory.dmp
        Download

        memory/1124-6-0x0000000000300000-0x0000000000347000-memory.dmp
        Download