Analysis
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max time kernel
145s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
29-07-2024 23:22
Behavioral task
behavioral1
Sample
key.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
key.exe
Resource
win10v2004-20240709-en
General
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Target
key.exe
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Size
103KB
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MD5
5afba2ee82337b1a91a982329e5a4ff1
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SHA1
49147ba4ab3e9df3cef1abef81cf524586b8cd07
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SHA256
6c84462a44a053f70fd3f68b58c87c53937ddd1e89693182fc4054dd42a18320
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SHA512
fbeaf0818ef6825ed574e7776603fa3918f8ca102aa15bea909889628418dd7d3a55a60c0d783e7270fdb0035827ee1f4d43533df3507c303662f225774b87aa
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SSDEEP
1536:vt8UEN3YqiqTLEcW+L9gs2rS+TTYz52kqnjQXyAOrc6neTvBkzbklql/2fqh:Ch1H1W9+eNkdOrDn50ql/2fqh
Malware Config
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
key.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation key.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 web browsers 2 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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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
key.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts key.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
key.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook key.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
key.execmd.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language key.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
key.exedescription pid process Token: SeImpersonatePrivilege 5084 key.exe Token: SeTcbPrivilege 5084 key.exe Token: SeChangeNotifyPrivilege 5084 key.exe Token: SeCreateTokenPrivilege 5084 key.exe Token: SeBackupPrivilege 5084 key.exe Token: SeRestorePrivilege 5084 key.exe Token: SeIncreaseQuotaPrivilege 5084 key.exe Token: SeAssignPrimaryTokenPrivilege 5084 key.exe Token: SeImpersonatePrivilege 5084 key.exe Token: SeTcbPrivilege 5084 key.exe Token: SeChangeNotifyPrivilege 5084 key.exe Token: SeCreateTokenPrivilege 5084 key.exe Token: SeBackupPrivilege 5084 key.exe Token: SeRestorePrivilege 5084 key.exe Token: SeIncreaseQuotaPrivilege 5084 key.exe Token: SeAssignPrimaryTokenPrivilege 5084 key.exe Token: SeImpersonatePrivilege 5084 key.exe Token: SeTcbPrivilege 5084 key.exe Token: SeChangeNotifyPrivilege 5084 key.exe Token: SeCreateTokenPrivilege 5084 key.exe Token: SeBackupPrivilege 5084 key.exe Token: SeRestorePrivilege 5084 key.exe Token: SeIncreaseQuotaPrivilege 5084 key.exe Token: SeAssignPrimaryTokenPrivilege 5084 key.exe Token: SeImpersonatePrivilege 5084 key.exe Token: SeTcbPrivilege 5084 key.exe Token: SeChangeNotifyPrivilege 5084 key.exe Token: SeCreateTokenPrivilege 5084 key.exe Token: SeBackupPrivilege 5084 key.exe Token: SeRestorePrivilege 5084 key.exe Token: SeIncreaseQuotaPrivilege 5084 key.exe Token: SeAssignPrimaryTokenPrivilege 5084 key.exe Token: SeImpersonatePrivilege 5084 key.exe Token: SeTcbPrivilege 5084 key.exe Token: SeChangeNotifyPrivilege 5084 key.exe Token: SeCreateTokenPrivilege 5084 key.exe Token: SeBackupPrivilege 5084 key.exe Token: SeRestorePrivilege 5084 key.exe Token: SeIncreaseQuotaPrivilege 5084 key.exe Token: SeAssignPrimaryTokenPrivilege 5084 key.exe Token: SeImpersonatePrivilege 5084 key.exe Token: SeTcbPrivilege 5084 key.exe Token: SeChangeNotifyPrivilege 5084 key.exe Token: SeCreateTokenPrivilege 5084 key.exe Token: SeBackupPrivilege 5084 key.exe Token: SeRestorePrivilege 5084 key.exe Token: SeIncreaseQuotaPrivilege 5084 key.exe Token: SeAssignPrimaryTokenPrivilege 5084 key.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
key.exedescription pid process target process PID 5084 wrote to memory of 3488 5084 key.exe cmd.exe PID 5084 wrote to memory of 3488 5084 key.exe cmd.exe PID 5084 wrote to memory of 3488 5084 key.exe cmd.exe -
outlook_win_path 1 IoCs
Processes:
key.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook key.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\key.exe"C:\Users\Admin\AppData\Local\Temp\key.exe"1⤵
- Checks computer location settings
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_win_path
PID:5084 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\240641375.bat" "C:\Users\Admin\AppData\Local\Temp\key.exe" "2⤵
- System Location Discovery: System Language Discovery
PID:3488
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
94B
MD53880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b