Analysis

  • max time kernel
    118s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 14:54

General

  • Target

    1dJhrysonhGIP1t.exe

  • Size

    858KB

  • MD5

    8c6a2f8527cc492a0eadc806afdf202b

  • SHA1

    786c1a1be2f14183987f873bcee7d678bc73b854

  • SHA256

    a3cc22f2cf9332b073746d69a929930e5eae681897eba61bbd55477f813fb312

  • SHA512

    3bd38b71cee3895fbe87c51f85501f74c79d61f7f2d42f87df3958018c47724961a1dbd68ac857a007c17f0ed37accb1f9bf4cacf7b218c869a715d858b1ffb5

  • SSDEEP

    24576:LcbGHsyM0D255j1DN58O16VKfejB6o1D:MGMDpVmd6o1

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.apexrnun.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    %qroUozO;(C2Rlyb

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 2 TTPs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

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

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1dJhrysonhGIP1t.exe
    "C:\Users\Admin\AppData\Local\Temp\1dJhrysonhGIP1t.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4360
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1dJhrysonhGIP1t.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4584
    • C:\Users\Admin\AppData\Local\Temp\1dJhrysonhGIP1t.exe
      "C:\Users\Admin\AppData\Local\Temp\1dJhrysonhGIP1t.exe"
      2⤵
        PID:5004
      • C:\Users\Admin\AppData\Local\Temp\1dJhrysonhGIP1t.exe
        "C:\Users\Admin\AppData\Local\Temp\1dJhrysonhGIP1t.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3468

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xy2exere.ief.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/3468-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/3468-61-0x00000000063D0000-0x0000000006420000-memory.dmp

      Filesize

      320KB

    • memory/3468-62-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/3468-14-0x0000000005130000-0x0000000005196000-memory.dmp

      Filesize

      408KB

    • memory/3468-16-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/3468-13-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4360-4-0x0000000004EB0000-0x0000000004EBA000-memory.dmp

      Filesize

      40KB

    • memory/4360-8-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4360-9-0x0000000007E90000-0x0000000007F14000-memory.dmp

      Filesize

      528KB

    • memory/4360-10-0x000000000A630000-0x000000000A6CC000-memory.dmp

      Filesize

      624KB

    • memory/4360-7-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

      Filesize

      4KB

    • memory/4360-6-0x00000000053D0000-0x00000000053E0000-memory.dmp

      Filesize

      64KB

    • memory/4360-15-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4360-5-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4360-0-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

      Filesize

      4KB

    • memory/4360-3-0x0000000004F00000-0x0000000004F92000-memory.dmp

      Filesize

      584KB

    • memory/4360-2-0x0000000005410000-0x00000000059B4000-memory.dmp

      Filesize

      5.6MB

    • memory/4360-1-0x00000000003D0000-0x00000000004AC000-memory.dmp

      Filesize

      880KB

    • memory/4584-20-0x00000000059E0000-0x0000000005A02000-memory.dmp

      Filesize

      136KB

    • memory/4584-48-0x00000000078B0000-0x0000000007953000-memory.dmp

      Filesize

      652KB

    • memory/4584-22-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4584-23-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4584-19-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4584-30-0x0000000006220000-0x0000000006574000-memory.dmp

      Filesize

      3.3MB

    • memory/4584-34-0x00000000068A0000-0x00000000068BE000-memory.dmp

      Filesize

      120KB

    • memory/4584-35-0x0000000006930000-0x000000000697C000-memory.dmp

      Filesize

      304KB

    • memory/4584-37-0x0000000070A30000-0x0000000070A7C000-memory.dmp

      Filesize

      304KB

    • memory/4584-36-0x0000000007870000-0x00000000078A2000-memory.dmp

      Filesize

      200KB

    • memory/4584-47-0x0000000006E40000-0x0000000006E5E000-memory.dmp

      Filesize

      120KB

    • memory/4584-21-0x0000000006100000-0x0000000006166000-memory.dmp

      Filesize

      408KB

    • memory/4584-50-0x0000000007BC0000-0x0000000007BDA000-memory.dmp

      Filesize

      104KB

    • memory/4584-49-0x0000000008200000-0x000000000887A000-memory.dmp

      Filesize

      6.5MB

    • memory/4584-51-0x0000000007C30000-0x0000000007C3A000-memory.dmp

      Filesize

      40KB

    • memory/4584-52-0x0000000007E40000-0x0000000007ED6000-memory.dmp

      Filesize

      600KB

    • memory/4584-53-0x0000000007DC0000-0x0000000007DD1000-memory.dmp

      Filesize

      68KB

    • memory/4584-54-0x0000000007DF0000-0x0000000007DFE000-memory.dmp

      Filesize

      56KB

    • memory/4584-55-0x0000000007E00000-0x0000000007E14000-memory.dmp

      Filesize

      80KB

    • memory/4584-57-0x0000000007EE0000-0x0000000007EE8000-memory.dmp

      Filesize

      32KB

    • memory/4584-56-0x0000000007F00000-0x0000000007F1A000-memory.dmp

      Filesize

      104KB

    • memory/4584-60-0x0000000074D30000-0x00000000754E0000-memory.dmp

      Filesize

      7.7MB

    • memory/4584-18-0x0000000005AD0000-0x00000000060F8000-memory.dmp

      Filesize

      6.2MB

    • memory/4584-17-0x0000000002F70000-0x0000000002FA6000-memory.dmp

      Filesize

      216KB