Analysis
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max time kernel
97s -
max time network
114s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
28/03/2025, 06:36
Behavioral task
behavioral1
Sample
e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe
Resource
win7-20240903-en
windows7-x64
18 signatures
150 seconds
Behavioral task
behavioral2
Sample
e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe
Resource
win10v2004-20250314-en
windows10-2004-x64
17 signatures
150 seconds
General
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Target
e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe
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Size
160KB
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MD5
d1986caa455ffa11b46341e837777e52
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SHA1
c045c2be676ebba04d7403f3636c7adb685a4011
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SHA256
e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407
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SHA512
ea87e4f31a45a4e54c56dc120ce26c369a02af952d0c20411677c4cba4eb442a43b776d094150458a0b72dc65b53ca29fc300739cc56f81c6f7fee5e15043359
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SSDEEP
3072:gDDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368Pu7YlTx6gIB8FrN75DyW:K5d/zugZqll3AYrG+
Score
9/10
Malware Config
Signatures
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Renames multiple (146) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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-1-5-21-805952410-2104024357-1716932545-1000\Control Panel\International\Geo\Nation FF40.tmp -
Deletes itself 1 IoCs
pid Process 4180 FF40.tmp -
Executes dropped EXE 1 IoCs
pid Process 4180 FF40.tmp -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File opened for modification F:\$RECYCLE.BIN\S-1-5-21-805952410-2104024357-1716932545-1000\desktop.ini e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe File opened for modification C:\$Recycle.Bin\S-1-5-21-805952410-2104024357-1716932545-1000\desktop.ini e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-805952410-2104024357-1716932545-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\kF0wnCN24.bmp" e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Set value (str) \REGISTRY\USER\S-1-5-21-805952410-2104024357-1716932545-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\kF0wnCN24.bmp" e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
pid Process 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp -
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 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 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FF40.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-805952410-2104024357-1716932545-1000\Control Panel\Desktop\WallpaperStyle = "10" e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Key created \REGISTRY\USER\S-1-5-21-805952410-2104024357-1716932545-1000\Control Panel\Desktop e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\kF0wnCN24\DefaultIcon e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\kF0wnCN24 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\kF0wnCN24\DefaultIcon\ = "C:\\ProgramData\\kF0wnCN24.ico" e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.kF0wnCN24 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.kF0wnCN24\ = "kF0wnCN24" e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe -
Suspicious behavior: RenamesItself 26 IoCs
pid Process 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp 4180 FF40.tmp -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeDebugPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: 36 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeImpersonatePrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeIncBasePriorityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeIncreaseQuotaPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: 33 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeManageVolumePrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeProfSingleProcessPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeRestorePrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSystemProfilePrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeTakeOwnershipPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeShutdownPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeDebugPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 1996 vssvc.exe Token: SeRestorePrivilege 1996 vssvc.exe Token: SeAuditPrivilege 1996 vssvc.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeSecurityPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe Token: SeBackupPrivilege 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2788 wrote to memory of 4180 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 98 PID 2788 wrote to memory of 4180 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 98 PID 2788 wrote to memory of 4180 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 98 PID 2788 wrote to memory of 4180 2788 e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe 98 PID 4180 wrote to memory of 1664 4180 FF40.tmp 105 PID 4180 wrote to memory of 1664 4180 FF40.tmp 105 PID 4180 wrote to memory of 1664 4180 FF40.tmp 105 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe"C:\Users\Admin\AppData\Local\Temp\e2bda5afc3e70460223a98cd3520e4ab97fd126a48b9fe7d385e1e9730a11407.exe"1⤵
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2788 -
C:\ProgramData\FF40.tmp"C:\ProgramData\FF40.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4180 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\FF40.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
PID:1664
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1996
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD5b982d878e804fa8325b98c8b0b6f7e53
SHA15c8369139d85feb39be9d360972a83ed7e9b9f1b
SHA256fc0757c6b3e905dc0e7f43e842738086a7937a8b02a4723cc59a54c7486601e0
SHA512e21f73497722a00fa1d9c504aef84c862d6f2d02ad6ab05a152b2fcbcd7cc1a7271080acbefcbfdc46397a0ffdb256164134b6814575c0bfded141bdef04d06a
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
Filesize160KB
MD5370cf25a547e5bd8ba73420ee70d76e3
SHA1a9df050b4048cd0285a54115710ca10f7a6c6b56
SHA256a42cf61b14d4011be2727b0ea4b56d56db84c45bcb958f9dd636b55b2124480f
SHA512ebfba891277fd29fea81d8e630ec5677f94a47c4e7bfa3d0f15ccb7f2a869f51d8669afb37f5e62c1dec861fb75052081f8163c59746d19b88d4bb6dd90ac889
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Filesize
6KB
MD5a70c6e251370dc0f663b57c7dc1dec88
SHA11de8f9a7f2e3285109fec0eedc0978bb3559824b
SHA2562da70b1581dcc737c754d6336adc059ad64321896472224b9f08562c0e22f92a
SHA5122eb15a2ae539cb8482d5ab656732529b7a5aa22cf90a84219cbb8a5cd1b4c27bda7f63cde57e44cc8c99d60f9bd997e76a92e08204e5e53e2f50d791b1c169c8
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Filesize
129B
MD5120e57e4a9e97f5ff279350b5e48076e
SHA12715aba52d3faf584f97dd110aa27b22dd7c6e08
SHA256af35de3b63ffcaba6e9c4fb36a6a0f63d8720ac14c73c3212adde4efe9d3c7f7
SHA512c35db6dd6bdbc739273b9aa61624b0a7b8d5e771f26753fff88a5b8f8acce71da3177eed6efe947663c92e7f2b343451fcbdefb73c9b7640862c9f7ef179d0bf