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Analysis
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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
Static task
static1
Behavioral task
behavioral1
Sample
1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe
Resource
win10v2004-20241007-en
General
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Target
1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe
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Size
1.4MB
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MD5
6b44e1ddf2b01804744b6804247c6786
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SHA1
3995d008866908ae3a1295280cc485e56fd4d55d
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SHA256
1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f
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SHA512
606f10f60444b826fb1f4fa57bfe073267f6c87431f463bbe837cbbe99954ea25f198f27106f6451dc8c4d2426635eea529d0fe1e6e795f55af5ce8377b0eff0
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SSDEEP
24576:x0hKPbXZJ6qE3jZ1M2kDPeAJVsNFLXLav1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:x0cUtaLd6FKjLoyEkmZ9Y14
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
AgentTesla payload 1 IoCs
resource yara_rule behavioral2/memory/4828-51-0x0000000000400000-0x000000000045A000-memory.dmp family_agenttesla -
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MyApp = "C:\\Users\\Admin\\AppData\\Roaming\\MyApp\\MyApp.exe" 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4736 set thread context of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4520 powershell.exe 4520 powershell.exe 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 4828 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 4828 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4520 powershell.exe Token: SeDebugPrivilege 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe Token: SeDebugPrivilege 4828 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4828 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4736 wrote to memory of 4520 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 91 PID 4736 wrote to memory of 4520 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 91 PID 4736 wrote to memory of 4520 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 91 PID 4736 wrote to memory of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 PID 4736 wrote to memory of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 PID 4736 wrote to memory of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 PID 4736 wrote to memory of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 PID 4736 wrote to memory of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 PID 4736 wrote to memory of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 PID 4736 wrote to memory of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 PID 4736 wrote to memory of 4828 4736 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe 93 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe
Processes
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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 -verbose2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4520
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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
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
3Virtualization/Sandbox Evasion
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\1a87ce0a40d27b7f40a62532d1fad6d1d4dd970f53988b9e49b386874b77be2f.exe.log
Filesize500B
MD5550772e30a56e5f00ec5d339a53e044c
SHA11f1f6ed8a1881eb756714b8349a56af9821e1033
SHA25644bbf3c20c0a01829d0c34c46c1c225b38a24d6a4b74f842db9516ef22653cc4
SHA512280a559caf6036339c0da3969882834bd38f882bf3e334e4df013dd440643f956850d33feaaf843ae86740cab8f2c7cc1fa897d5a7c075d0ef31fd26746e30b0
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82