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Analysis

  • max time kernel
    100s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/01/2025, 01:22

General

  • Target

    1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe

  • Size

    1.4MB

  • MD5

    6b44e1ddf2b01804744b6804247c6786

  • SHA1

    3995d008866908ae3a1295280cc485e56fd4d55d

  • SHA256

    1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f

  • SHA512

    606f10f60444b826fb1f4fa57bfe073267f6c87431f463bbe837cbbe99954ea25f198f27106f6451dc8c4d2426635eea529d0fe1e6e795f55af5ce8377b0eff0

  • SSDEEP

    24576:x0hKPbXZJ6qE3jZ1M2kDPeAJVsNFLXLav1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:x0cUtaLd6FKjLoyEkmZ9Y14

Malware Config

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • AgentTesla payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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.

  • Windows security modification 2 TTPs 2 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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
  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe
    "C:\Users\Admin\AppData\Local\Temp\1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Windows security modification
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4736
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell" Get-MpPreference -verbose
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4520
    • C:\Users\Admin\AppData\Local\Temp\1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe
      "C:\Users\Admin\AppData\Local\Temp\1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.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 SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:4828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe.log

    Filesize

    500B

    MD5

    550772e30a56e5f00ec5d339a53e044c

    SHA1

    1f1f6ed8a1881eb756714b8349a56af9821e1033

    SHA256

    44bbf3c20c0a01829d0c34c46c1c225b38a24d6a4b74f842db9516ef22653cc4

    SHA512

    280a559caf6036339c0da3969882834bd38f882bf3e334e4df013dd440643f956850d33feaaf843ae86740cab8f2c7cc1fa897d5a7c075d0ef31fd26746e30b0

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dvqdlu3p.plq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/4520-24-0x00000000062B0000-0x00000000062E2000-memory.dmp

    Filesize

    200KB

  • memory/4520-47-0x0000000007320000-0x0000000007328000-memory.dmp

    Filesize

    32KB

  • memory/4520-50-0x0000000072170000-0x0000000072920000-memory.dmp

    Filesize

    7.7MB

  • memory/4520-5-0x000000007217E000-0x000000007217F000-memory.dmp

    Filesize

    4KB

  • memory/4520-6-0x00000000023D0000-0x0000000002406000-memory.dmp

    Filesize

    216KB

  • memory/4520-7-0x0000000072170000-0x0000000072920000-memory.dmp

    Filesize

    7.7MB

  • memory/4520-8-0x0000000004F40000-0x0000000005568000-memory.dmp

    Filesize

    6.2MB

  • memory/4520-9-0x0000000004D30000-0x0000000004D52000-memory.dmp

    Filesize

    136KB

  • memory/4520-10-0x00000000055E0000-0x0000000005646000-memory.dmp

    Filesize

    408KB

  • memory/4520-40-0x0000000007000000-0x000000000701A000-memory.dmp

    Filesize

    104KB

  • memory/4520-46-0x0000000007340000-0x000000000735A000-memory.dmp

    Filesize

    104KB

  • memory/4520-21-0x00000000056C0000-0x0000000005A14000-memory.dmp

    Filesize

    3.3MB

  • memory/4520-22-0x0000000005CC0000-0x0000000005CDE000-memory.dmp

    Filesize

    120KB

  • memory/4520-23-0x0000000005D10000-0x0000000005D5C000-memory.dmp

    Filesize

    304KB

  • memory/4520-25-0x000000006E5F0000-0x000000006E63C000-memory.dmp

    Filesize

    304KB

  • memory/4520-26-0x0000000072170000-0x0000000072920000-memory.dmp

    Filesize

    7.7MB

  • memory/4520-36-0x0000000006EA0000-0x0000000006EBE000-memory.dmp

    Filesize

    120KB

  • memory/4520-37-0x0000000072170000-0x0000000072920000-memory.dmp

    Filesize

    7.7MB

  • memory/4520-45-0x0000000007240000-0x0000000007254000-memory.dmp

    Filesize

    80KB

  • memory/4520-38-0x0000000006EC0000-0x0000000006F63000-memory.dmp

    Filesize

    652KB

  • memory/4520-11-0x0000000005650000-0x00000000056B6000-memory.dmp

    Filesize

    408KB

  • memory/4520-39-0x0000000007640000-0x0000000007CBA000-memory.dmp

    Filesize

    6.5MB

  • memory/4520-41-0x0000000007070000-0x000000000707A000-memory.dmp

    Filesize

    40KB

  • memory/4520-42-0x0000000007280000-0x0000000007316000-memory.dmp

    Filesize

    600KB

  • memory/4520-43-0x0000000007200000-0x0000000007211000-memory.dmp

    Filesize

    68KB

  • memory/4520-44-0x0000000007230000-0x000000000723E000-memory.dmp

    Filesize

    56KB

  • memory/4736-3-0x00000000746C2000-0x00000000746C3000-memory.dmp

    Filesize

    4KB

  • memory/4736-2-0x00000000746C0000-0x0000000074C71000-memory.dmp

    Filesize

    5.7MB

  • memory/4736-0-0x00000000746C2000-0x00000000746C3000-memory.dmp

    Filesize

    4KB

  • memory/4736-4-0x00000000746C0000-0x0000000074C71000-memory.dmp

    Filesize

    5.7MB

  • memory/4736-1-0x00000000746C0000-0x0000000074C71000-memory.dmp

    Filesize

    5.7MB

  • memory/4736-56-0x00000000746C0000-0x0000000074C71000-memory.dmp

    Filesize

    5.7MB

  • memory/4828-51-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4828-54-0x00000000746C2000-0x00000000746C3000-memory.dmp

    Filesize

    4KB

  • memory/4828-57-0x00000000746C0000-0x0000000074C71000-memory.dmp

    Filesize

    5.7MB

  • memory/4828-55-0x00000000746C0000-0x0000000074C71000-memory.dmp

    Filesize

    5.7MB

  • memory/4828-58-0x00000000746C0000-0x0000000074C71000-memory.dmp

    Filesize

    5.7MB

  • memory/4828-59-0x00000000746C2000-0x00000000746C3000-memory.dmp

    Filesize

    4KB