Analysis
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max time kernel
125s -
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
02-09-2024 15:09
Behavioral task
behavioral1
Sample
key.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
key.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
key.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
key.exe
Resource
win11-20240802-en
General
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Target
key.exe
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Size
103KB
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MD5
d81d50327fd3ccb4bdebc70c29f9bedb
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SHA1
827204202faf7a69fd796f7904666e55b004969e
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SHA256
b08a4b2e818c2cea901bf41daa162722ded8a3136a38c207538ac913eb8767d7
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SHA512
0997f874c4e9441ada20ffafe3d9a05880823a260cc90defa3756457d72d628b5258ac85ce90336359f15fa93e169871ef7227923f41255becea24349ecaddb9
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SSDEEP
1536:vt8UEN3YqiqTLEcW+L9gs2rS+TTYz52kqnjQXyAOrc6neTvUkzbklql/2fqh:Ch1H1W9+eNkdOrDn+0ql/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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts key.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language key.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeImpersonatePrivilege 2084 key.exe Token: SeTcbPrivilege 2084 key.exe Token: SeChangeNotifyPrivilege 2084 key.exe Token: SeCreateTokenPrivilege 2084 key.exe Token: SeBackupPrivilege 2084 key.exe Token: SeRestorePrivilege 2084 key.exe Token: SeIncreaseQuotaPrivilege 2084 key.exe Token: SeAssignPrimaryTokenPrivilege 2084 key.exe Token: SeImpersonatePrivilege 2084 key.exe Token: SeTcbPrivilege 2084 key.exe Token: SeChangeNotifyPrivilege 2084 key.exe Token: SeCreateTokenPrivilege 2084 key.exe Token: SeBackupPrivilege 2084 key.exe Token: SeRestorePrivilege 2084 key.exe Token: SeIncreaseQuotaPrivilege 2084 key.exe Token: SeAssignPrimaryTokenPrivilege 2084 key.exe Token: SeImpersonatePrivilege 2084 key.exe Token: SeTcbPrivilege 2084 key.exe Token: SeChangeNotifyPrivilege 2084 key.exe Token: SeCreateTokenPrivilege 2084 key.exe Token: SeBackupPrivilege 2084 key.exe Token: SeRestorePrivilege 2084 key.exe Token: SeIncreaseQuotaPrivilege 2084 key.exe Token: SeAssignPrimaryTokenPrivilege 2084 key.exe Token: SeImpersonatePrivilege 2084 key.exe Token: SeTcbPrivilege 2084 key.exe Token: SeChangeNotifyPrivilege 2084 key.exe Token: SeCreateTokenPrivilege 2084 key.exe Token: SeBackupPrivilege 2084 key.exe Token: SeRestorePrivilege 2084 key.exe Token: SeIncreaseQuotaPrivilege 2084 key.exe Token: SeAssignPrimaryTokenPrivilege 2084 key.exe Token: SeImpersonatePrivilege 2084 key.exe Token: SeTcbPrivilege 2084 key.exe Token: SeChangeNotifyPrivilege 2084 key.exe Token: SeCreateTokenPrivilege 2084 key.exe Token: SeBackupPrivilege 2084 key.exe Token: SeRestorePrivilege 2084 key.exe Token: SeIncreaseQuotaPrivilege 2084 key.exe Token: SeAssignPrimaryTokenPrivilege 2084 key.exe Token: SeImpersonatePrivilege 2084 key.exe Token: SeTcbPrivilege 2084 key.exe Token: SeChangeNotifyPrivilege 2084 key.exe Token: SeCreateTokenPrivilege 2084 key.exe Token: SeBackupPrivilege 2084 key.exe Token: SeRestorePrivilege 2084 key.exe Token: SeIncreaseQuotaPrivilege 2084 key.exe Token: SeAssignPrimaryTokenPrivilege 2084 key.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2084 wrote to memory of 2664 2084 key.exe 93 PID 2084 wrote to memory of 2664 2084 key.exe 93 PID 2084 wrote to memory of 2664 2084 key.exe 93 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\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:2084 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\240667937.bat" "C:\Users\Admin\AppData\Local\Temp\key.exe" "2⤵
- System Location Discovery: System Language Discovery
PID:2664
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4448,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=4412 /prefetch:81⤵PID:3724
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
94B
MD53880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b