Analysis
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max time kernel
117s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12/03/2025, 19:44
Behavioral task
behavioral1
Sample
N3OR4NS0M.exe
Resource
win7-20240903-en
windows7-x64
26 signatures
900 seconds
Behavioral task
behavioral2
Sample
N3OR4NS0M.exe
Resource
win10v2004-20250217-en
windows10-2004-x64
26 signatures
900 seconds
Behavioral task
behavioral3
Sample
N3OR4NS0M.exe
Resource
win10ltsc2021-20250217-en
windows10-ltsc 2021-x64
26 signatures
900 seconds
General
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Target
N3OR4NS0M.exe
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Size
117KB
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MD5
0772d9df47836609fbfdd95ce144b683
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SHA1
2cfe3bebd9c1eda6f8478dd6f8271b42ddcba7c6
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SHA256
25fba19a79ca6ef0c1f8b092c8f6e0cb4ac91239089b2764f73bf59c29a544ef
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SHA512
86631a262c35324091fdbbffc5499b60b69d37b41496bd8b52fe85355c97ca07f6005e02eef4244622b4dd7659c9effa560e5ca3afb4f0f98ed2d3af6b062b86
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SSDEEP
3072:1oyESEKr9zTg9RUa2WgSEBYBEHgX0oz15WXf:XNr9zToN2WfNX0ozvq
Malware Config
Signatures
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Chaos
Ransomware family first seen in June 2021.
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Chaos Ransomware 3 IoCs
resource yara_rule behavioral1/memory/3016-1-0x0000000000ED0000-0x0000000000EF2000-memory.dmp family_chaos behavioral1/files/0x000d0000000122e4-4.dat family_chaos behavioral1/memory/2524-7-0x0000000000DC0000-0x0000000000DE2000-memory.dmp family_chaos -
Chaos family
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Hawkeye family
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
pid Process 1260 bcdedit.exe 828 bcdedit.exe -
Renames multiple (214) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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pid Process 1228 wbadmin.exe -
Drops startup file 3 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FUCKED.txt windowsupdate.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\windowsupdate.url windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini windowsupdate.exe -
Executes dropped EXE 1 IoCs
pid Process 2524 windowsupdate.exe -
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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Drops desktop.ini file(s) 34 IoCs
description ioc Process File opened for modification C:\Users\Admin\Links\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini windowsupdate.exe File opened for modification C:\Users\Public\Pictures\desktop.ini windowsupdate.exe File opened for modification C:\Users\Public\Desktop\desktop.ini windowsupdate.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-1488793075-819845221-1497111674-1000\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Music\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini windowsupdate.exe File opened for modification C:\Users\Public\Music\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini windowsupdate.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Documents\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\Desktop.ini windowsupdate.exe File opened for modification C:\Users\Public\Documents\desktop.ini windowsupdate.exe File opened for modification C:\Users\Public\Videos\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Videos\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini windowsupdate.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini windowsupdate.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\Searches\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\Desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\Desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini windowsupdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini windowsupdate.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\094juyr5k.jpg" windowsupdate.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 1552 vssadmin.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 2472 NOTEPAD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2524 windowsupdate.exe -
Suspicious behavior: EnumeratesProcesses 39 IoCs
pid Process 3016 N3OR4NS0M.exe 3016 N3OR4NS0M.exe 3016 N3OR4NS0M.exe 2524 windowsupdate.exe 2524 windowsupdate.exe 2524 windowsupdate.exe 2524 windowsupdate.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2720 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
description pid Process Token: SeDebugPrivilege 3016 N3OR4NS0M.exe Token: SeDebugPrivilege 2524 windowsupdate.exe Token: SeBackupPrivilege 1592 vssvc.exe Token: SeRestorePrivilege 1592 vssvc.exe Token: SeAuditPrivilege 1592 vssvc.exe Token: SeIncreaseQuotaPrivilege 340 WMIC.exe Token: SeSecurityPrivilege 340 WMIC.exe Token: SeTakeOwnershipPrivilege 340 WMIC.exe Token: SeLoadDriverPrivilege 340 WMIC.exe Token: SeSystemProfilePrivilege 340 WMIC.exe Token: SeSystemtimePrivilege 340 WMIC.exe Token: SeProfSingleProcessPrivilege 340 WMIC.exe Token: SeIncBasePriorityPrivilege 340 WMIC.exe Token: SeCreatePagefilePrivilege 340 WMIC.exe Token: SeBackupPrivilege 340 WMIC.exe Token: SeRestorePrivilege 340 WMIC.exe Token: SeShutdownPrivilege 340 WMIC.exe Token: SeDebugPrivilege 340 WMIC.exe Token: SeSystemEnvironmentPrivilege 340 WMIC.exe Token: SeRemoteShutdownPrivilege 340 WMIC.exe Token: SeUndockPrivilege 340 WMIC.exe Token: SeManageVolumePrivilege 340 WMIC.exe Token: 33 340 WMIC.exe Token: 34 340 WMIC.exe Token: 35 340 WMIC.exe Token: SeIncreaseQuotaPrivilege 340 WMIC.exe Token: SeSecurityPrivilege 340 WMIC.exe Token: SeTakeOwnershipPrivilege 340 WMIC.exe Token: SeLoadDriverPrivilege 340 WMIC.exe Token: SeSystemProfilePrivilege 340 WMIC.exe Token: SeSystemtimePrivilege 340 WMIC.exe Token: SeProfSingleProcessPrivilege 340 WMIC.exe Token: SeIncBasePriorityPrivilege 340 WMIC.exe Token: SeCreatePagefilePrivilege 340 WMIC.exe Token: SeBackupPrivilege 340 WMIC.exe Token: SeRestorePrivilege 340 WMIC.exe Token: SeShutdownPrivilege 340 WMIC.exe Token: SeDebugPrivilege 340 WMIC.exe Token: SeSystemEnvironmentPrivilege 340 WMIC.exe Token: SeRemoteShutdownPrivilege 340 WMIC.exe Token: SeUndockPrivilege 340 WMIC.exe Token: SeManageVolumePrivilege 340 WMIC.exe Token: 33 340 WMIC.exe Token: 34 340 WMIC.exe Token: 35 340 WMIC.exe Token: SeBackupPrivilege 1300 wbengine.exe Token: SeRestorePrivilege 1300 wbengine.exe Token: SeSecurityPrivilege 1300 wbengine.exe Token: 33 1732 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1732 AUDIODG.EXE Token: 33 1732 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1732 AUDIODG.EXE Token: SeDebugPrivilege 2720 taskmgr.exe -
Suspicious use of FindShellTrayWindow 46 IoCs
pid Process 2472 NOTEPAD.EXE 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe -
Suspicious use of SendNotifyMessage 45 IoCs
pid Process 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe 2720 taskmgr.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 3016 wrote to memory of 2524 3016 N3OR4NS0M.exe 30 PID 3016 wrote to memory of 2524 3016 N3OR4NS0M.exe 30 PID 3016 wrote to memory of 2524 3016 N3OR4NS0M.exe 30 PID 2524 wrote to memory of 792 2524 windowsupdate.exe 32 PID 2524 wrote to memory of 792 2524 windowsupdate.exe 32 PID 2524 wrote to memory of 792 2524 windowsupdate.exe 32 PID 792 wrote to memory of 1552 792 cmd.exe 34 PID 792 wrote to memory of 1552 792 cmd.exe 34 PID 792 wrote to memory of 1552 792 cmd.exe 34 PID 792 wrote to memory of 340 792 cmd.exe 37 PID 792 wrote to memory of 340 792 cmd.exe 37 PID 792 wrote to memory of 340 792 cmd.exe 37 PID 2524 wrote to memory of 2972 2524 windowsupdate.exe 39 PID 2524 wrote to memory of 2972 2524 windowsupdate.exe 39 PID 2524 wrote to memory of 2972 2524 windowsupdate.exe 39 PID 2972 wrote to memory of 1260 2972 cmd.exe 41 PID 2972 wrote to memory of 1260 2972 cmd.exe 41 PID 2972 wrote to memory of 1260 2972 cmd.exe 41 PID 2972 wrote to memory of 828 2972 cmd.exe 42 PID 2972 wrote to memory of 828 2972 cmd.exe 42 PID 2972 wrote to memory of 828 2972 cmd.exe 42 PID 2524 wrote to memory of 1964 2524 windowsupdate.exe 43 PID 2524 wrote to memory of 1964 2524 windowsupdate.exe 43 PID 2524 wrote to memory of 1964 2524 windowsupdate.exe 43 PID 1964 wrote to memory of 1228 1964 cmd.exe 45 PID 1964 wrote to memory of 1228 1964 cmd.exe 45 PID 1964 wrote to memory of 1228 1964 cmd.exe 45 PID 2524 wrote to memory of 2472 2524 windowsupdate.exe 49 PID 2524 wrote to memory of 2472 2524 windowsupdate.exe 49 PID 2524 wrote to memory of 2472 2524 windowsupdate.exe 49 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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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\N3OR4NS0M.exe"C:\Users\Admin\AppData\Local\Temp\N3OR4NS0M.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Users\Admin\AppData\Roaming\windowsupdate.exe"C:\Users\Admin\AppData\Roaming\windowsupdate.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete3⤵
- Suspicious use of WriteProcessMemory
PID:792 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
PID:1552
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
PID:340
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no3⤵
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
PID:1260
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
PID:828
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet3⤵
- Suspicious use of WriteProcessMemory
PID:1964 -
C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
PID:1228
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\FUCKED.txt3⤵
- Opens file in notepad (likely ransom note)
- Suspicious use of FindShellTrayWindow
PID:2472
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1592
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1300
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:2080
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵PID:1788
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x5481⤵
- Suspicious use of AdjustPrivilegeToken
PID:1732
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2720
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
117KB
MD50772d9df47836609fbfdd95ce144b683
SHA12cfe3bebd9c1eda6f8478dd6f8271b42ddcba7c6
SHA25625fba19a79ca6ef0c1f8b092c8f6e0cb4ac91239089b2764f73bf59c29a544ef
SHA51286631a262c35324091fdbbffc5499b60b69d37b41496bd8b52fe85355c97ca07f6005e02eef4244622b4dd7659c9effa560e5ca3afb4f0f98ed2d3af6b062b86
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Filesize
185B
MD51fe92582c3080f8677f0b72c7d011d88
SHA1f3fad646a2a205dd5646014e3e86e0eff25aedb0
SHA2563fafb5fad577d0436f3f59ead7b124fc6ab80512fb7e9e88960ce6f384fb1312
SHA5123d5d5be6e3ad4bef75cf532782bd1c616642a2bda1241c4eb310309e73a2109a0215188819e00e1fe7d7fa0141781b22d5a124e96f11aa75104bbad637d2f6d9