Overview

overview

10

Static

static

sample2.exe

windows7_x64

10

sample2.exe

windows10_x64

10

Analysis

  • max time kernel
    48s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22-01-2021 07:19

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General

  • Target

    sample2.exe

  • Size

    594KB

  • MD5

    b0f2d519ccae5bf1435264e0979770ce

  • SHA1

    212da7b3ed9c89d83941f6bb0dba889fa24f8f6a

  • SHA256

    a4fdc26d6b70eaf0a62cca36286412901f48881eae616d38b96d8ae0cb0f29c7

  • SHA512

    a50b9d27abdf6195a2689ff911e11cbc6f71cbf69d1872c765a9fc92b3a2a8e2717e260c76d1c91576d59f6b105a27b1cccc6056251dc80a0dc8afecbff3507c

Score
10/10
agentteslakeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    nwama@bulklogs.top
  • Password:
    pPCXThF2

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    nwama@bulklogs.top
  • Password:
    pPCXThF2

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 2 IoCs
  • 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
  • Reads user/profile data of web browsers 2 TTPs

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

    spyware
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sample2.exe
    "C:\Users\Admin\AppData\Local\Temp\sample2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4092
    • C:\Users\Admin\AppData\Local\Temp\sample2.exe
      "{path}"
      2⤵
        PID:2172
      • C:\Users\Admin\AppData\Local\Temp\sample2.exe
        "{path}"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2216
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:4056

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Privilege Escalation

      Defense Evasion

      Modify Registry

      1
      T1112

      Credential Access

      Credentials in Files

      3
      T1081

      Discovery

      Lateral Movement

      Collection

      Data from Local System

      3
      T1005

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\sample2.exe.log
        MD5

        ba91c4a69e9720e5fae902c41db57ebf

        SHA1

        aebe29335244f6a0b8d2e8aa42e2e0bf3a76286e

        SHA256

        d1adb28192182d7fb43b686df022fb3e257becd95075057695143307cbadbf8c

        SHA512

        15b04e7dd227db93bee19de65cc26b9ce412a1541b45ddf40dc087669e1f5bf64620166461ec3f800bcd99e281016c52868003e45e91be6aed76c551c9e058bc

        Download Submit
      • memory/2216-3-0x0000000000400000-0x0000000000450000-memory.dmp
        Filesize

        320KB

        Download
      • memory/2216-4-0x000000000044ABDE-mapping.dmp
        Download
      • memory/2216-6-0x0000000000F10000-0x0000000000F11000-memory.dmp
        Filesize

        4KB

        Download
      • memory/2216-8-0x0000000000F12000-0x0000000000F13000-memory.dmp
        Filesize

        4KB

        Download
      • memory/4056-7-0x0000000000000000-mapping.dmp
        Download
      • memory/4092-2-0x00000000016A0000-0x00000000016A1000-memory.dmp
        Filesize

        4KB

        Download