Analysis

  • max time kernel
    108s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-10-2024 23:53

General

  • Target

    New Purchase Order list order no. Hc511 Uv7343.exe

  • Size

    678KB

  • MD5

    a0f15d3c74920deadb2adc95cedae90f

  • SHA1

    c0f72be558e297f7603a69e0a556b9471928367e

  • SHA256

    47c97ee0cd727da073dd44ae9a93e8d6a18eb8ec85aed8b4a9f9e77e9ce26266

  • SHA512

    2e4aeaa296d9d1bf7c6de48e877b1dbcfacbd8c1ba4b01ca4863a523988b8a0ce0805c555cdcde8c14a102806260e929557ab5a9475ca244593914399b9319ce

  • SSDEEP

    6144:ufpHAgbCa8sGQT840nZuvBdHI6WTJ1JK6ipY9ID382FI1JtpkmOdd0b6Wyu:uxHX8kT8ZiITJu6tGs+ODpkG

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    marcellinus

Signatures

  • AgentTesla

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

  • AgentTesla payload 2 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Purchase Order list order no. Hc511 Uv7343.exe
    "C:\Users\Admin\AppData\Local\Temp\New Purchase Order list order no. Hc511 Uv7343.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Users\Admin\AppData\Local\Temp\New Purchase Order list order no. Hc511 Uv7343.exe
      "C:\Users\Admin\AppData\Local\Temp\New Purchase Order list order no. Hc511 Uv7343.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:3144
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Wi-Fi Discovery
        PID:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\New Purchase Order list order no. Hc511 Uv7343.exe.log

    Filesize

    1KB

    MD5

    fc13935f3038bdde6cb484249fbff668

    SHA1

    a4c32013e6d59bf1eb1a5119456965de191e62b8

    SHA256

    de064c569a5f4edaf2da91d7bcb82bab06a35190b699cede1da0aa616a23d676

    SHA512

    5817275af0f8a48eb1e008d39f62fb3582db9a2d21a806e9f9ee36fbfd799fb17e91f0e3686f4b236724fe78f14ae7f40cd3755f0ec0fb6734ce42f996b798f7

  • memory/2896-6-0x0000000005E20000-0x00000000063C4000-memory.dmp

    Filesize

    5.6MB

  • memory/2896-14-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2896-3-0x0000000005070000-0x000000000508C000-memory.dmp

    Filesize

    112KB

  • memory/2896-4-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

    Filesize

    4KB

  • memory/2896-5-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2896-0-0x0000000074CFE000-0x0000000074CFF000-memory.dmp

    Filesize

    4KB

  • memory/2896-7-0x0000000005300000-0x000000000530A000-memory.dmp

    Filesize

    40KB

  • memory/2896-8-0x0000000005950000-0x00000000059E2000-memory.dmp

    Filesize

    584KB

  • memory/2896-9-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2896-10-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2896-1-0x0000000000700000-0x00000000007B0000-memory.dmp

    Filesize

    704KB

  • memory/2896-2-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3144-30-0x0000000006D40000-0x0000000006D4A000-memory.dmp

    Filesize

    40KB

  • memory/3144-16-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3144-15-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3144-17-0x0000000005630000-0x00000000056CC000-memory.dmp

    Filesize

    624KB

  • memory/3144-18-0x0000000005410000-0x0000000005428000-memory.dmp

    Filesize

    96KB

  • memory/3144-19-0x0000000005B40000-0x0000000005BA6000-memory.dmp

    Filesize

    408KB

  • memory/3144-20-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3144-21-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3144-23-0x0000000006790000-0x00000000067E0000-memory.dmp

    Filesize

    320KB

  • memory/3144-32-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3144-31-0x0000000074CF0000-0x00000000754A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3144-11-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB