Overview

overview

10

Static

static

9

IMG 24344 ...DF.exe

windows7_x64

10

IMG 24344 ...DF.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    132s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 12:09

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General

  • Target

    IMG 24344 NEW ORDER_PDF.exe

  • Size

    462KB

  • MD5

    588ca298816b0e8e9e86b7206aba23db

  • SHA1

    b517875f65071fb402a1284048e269ec5a409971

  • SHA256

    a84d2a22a173f3cd1c23c42fa2c11ad1ba34ab2ab1df8c71823e029712ae7ae6

  • SHA512

    08a356d128037732b40217b16b9581a58f8140b519ec079383c7b166aa78b9fad16373fd437f06ca9703b76817c6c6c2f250cd58df34084b386a41f3e5bc390a

Score
10/10
agentteslacollectionevasionkeyloggerspywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.candenizcilik.com
  • Port:
    587
  • Username:
    info@candenizcilik.com
  • Password:
    519025

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 6 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.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

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

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IMG 24344 NEW ORDER_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\IMG 24344 NEW ORDER_PDF.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1304
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pqIxpzULzoPLpA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD7CA.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1808
    • C:\Users\Admin\AppData\Local\Temp\IMG 24344 NEW ORDER_PDF.exe
      "{path}"
      2⤵
        PID:576
      • C:\Users\Admin\AppData\Local\Temp\IMG 24344 NEW ORDER_PDF.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:1184
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:1892

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Scheduled Task

      1
      T1053

      Persistence

      Scheduled Task

      1
      T1053

      Privilege Escalation

      Scheduled Task

      1
      T1053

      Defense Evasion

      Virtualization/Sandbox Evasion

      2
      T1497

      Credential Access

      Credentials in Files

      3
      T1081

      Discovery

      Query Registry

      4
      T1012

      Virtualization/Sandbox Evasion

      2
      T1497

      System Information Discovery

      3
      T1082

      Peripheral Device Discovery

      1
      T1120

      Lateral Movement

      Collection

      Data from Local System

      3
      T1005

      Email Collection

      1
      T1114

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpD7CA.tmp
        Filesize

        1KB

        MD5

        043f441e09245601aa31fad3ac89c5af

        SHA1

        07c9d97d722cec6a9f8fa686bda1f602b6ebb41b

        SHA256

        c9f8f01a65e53cbd38f5a10d0a6568614054e8c2bff62f63fdf86ccb30169387

        SHA512

        95be56e9c146b6891f02b11bda33aa65397b9f8f5265b9076e1323e5a16727816bdeffe13528985cfc07230a85009c1f80900a3ad74200c6c009d77be9efd53d

        Download Submit
      • memory/1184-61-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1184-58-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1184-59-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1184-62-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1184-64-0x000000000044CB0E-mapping.dmp
        Download
      • memory/1184-63-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1184-66-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1184-68-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

        Download
      • memory/1184-70-0x0000000074A70000-0x000000007501B000-memory.dmp
        Filesize

        5.7MB

        Download
      • memory/1304-55-0x0000000074AE0000-0x000000007508B000-memory.dmp
        Filesize

        5.7MB

        Download
      • memory/1304-54-0x0000000076531000-0x0000000076533000-memory.dmp
        Filesize

        8KB

        Download
      • memory/1808-56-0x0000000000000000-mapping.dmp
        Download
      • memory/1892-71-0x0000000000000000-mapping.dmp
        Download