Analysis
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max time kernel
46s -
max time network
47s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
07/03/2025, 23:46
Static task
static1
General
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Target
antinashook/WinRes32.exe
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Size
952KB
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MD5
0c7e5b83652dabf3503bf0001b329afa
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SHA1
b27452eb81f2e1b2958e3a9980fe35807f01f248
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SHA256
d2d26cfeffede48bad16333b3fb1098f2c713598c2eaf37f9894069fecdce2fe
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SHA512
5fe40e55382ff33642d55e738106d4e8fd78d6ee9129cb693d9c6c3025cdc30d855dba09bf4f3f932ba0e483d0e18a9eb079f357ce5c60399b54c19382007854
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SSDEEP
24576:g1Way//sMrF9Q0LDnjH+eQIn1J/bYbV2u6MxgndIXhagbA0Q:uyHsMrF9Q0vCeQIvTYbwu6HndIXYgbT
Malware Config
Extracted
xworm
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Install_directory
%Public%
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install_file
svchost.exe
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pastebin_url
https://pastebin.com/raw/1vj9gviK
Signatures
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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral1/files/0x000a000000023c6b-17.dat family_xworm behavioral1/memory/3740-25-0x00000000006A0000-0x00000000006BA000-memory.dmp family_xworm -
Xworm family
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Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3184 powershell.exe 3860 powershell.exe 380 powershell.exe 2496 powershell.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\Control Panel\International\Geo\Nation WinRes32.exe Key value queried \REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\Control Panel\International\Geo\Nation Riot.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk Riot.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk Riot.exe -
Executes dropped EXE 2 IoCs
pid Process 4612 WindowsServiceHost.exe 3740 Riot.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Public\\svchost.exe" Riot.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 34 pastebin.com 35 pastebin.com -
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 1 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 WinRes32.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000 taskmgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A taskmgr.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName taskmgr.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000_Classes\Local Settings taskmgr.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2288 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 380 powershell.exe 380 powershell.exe 380 powershell.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 2496 powershell.exe 2496 powershell.exe 2496 powershell.exe 3184 powershell.exe 3184 powershell.exe 3184 powershell.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 3860 powershell.exe 3860 powershell.exe 3860 powershell.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 812 taskmgr.exe 812 taskmgr.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 3740 Riot.exe 3740 Riot.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 812 taskmgr.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 812 taskmgr.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 812 taskmgr.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 812 taskmgr.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe 4612 WindowsServiceHost.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 3740 Riot.exe Token: SeDebugPrivilege 380 powershell.exe Token: SeDebugPrivilege 2496 powershell.exe Token: SeDebugPrivilege 3184 powershell.exe Token: SeDebugPrivilege 3860 powershell.exe Token: SeDebugPrivilege 812 taskmgr.exe Token: SeSystemProfilePrivilege 812 taskmgr.exe Token: SeCreateGlobalPrivilege 812 taskmgr.exe Token: SeDebugPrivilege 3740 Riot.exe Token: 33 812 taskmgr.exe Token: SeIncBasePriorityPrivilege 812 taskmgr.exe -
Suspicious use of FindShellTrayWindow 64 IoCs
pid Process 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe -
Suspicious use of SendNotifyMessage 64 IoCs
pid Process 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe 812 taskmgr.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3740 Riot.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4628 wrote to memory of 4612 4628 WinRes32.exe 86 PID 4628 wrote to memory of 4612 4628 WinRes32.exe 86 PID 4628 wrote to memory of 3740 4628 WinRes32.exe 88 PID 4628 wrote to memory of 3740 4628 WinRes32.exe 88 PID 3740 wrote to memory of 380 3740 Riot.exe 96 PID 3740 wrote to memory of 380 3740 Riot.exe 96 PID 3740 wrote to memory of 2496 3740 Riot.exe 99 PID 3740 wrote to memory of 2496 3740 Riot.exe 99 PID 3740 wrote to memory of 3184 3740 Riot.exe 102 PID 3740 wrote to memory of 3184 3740 Riot.exe 102 PID 3740 wrote to memory of 3860 3740 Riot.exe 104 PID 3740 wrote to memory of 3860 3740 Riot.exe 104 PID 3740 wrote to memory of 2288 3740 Riot.exe 107 PID 3740 wrote to memory of 2288 3740 Riot.exe 107 -
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.
Processes
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C:\Users\Admin\AppData\Local\Temp\antinashook\WinRes32.exe"C:\Users\Admin\AppData\Local\Temp\antinashook\WinRes32.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Users\Admin\AppData\Local\Temp\WindowsServiceHost.exe"C:\Users\Admin\AppData\Local\Temp\WindowsServiceHost.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4612
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C:\Users\Admin\AppData\Local\Temp\Riot.exe"C:\Users\Admin\AppData\Local\Temp\Riot.exe"2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3740 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Riot.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:380
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Riot.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2496
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Public\svchost.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3184
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3860
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Public\svchost.exe"3⤵
- Scheduled Task/Job: Scheduled Task
PID:2288
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:812
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4860
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD56d42b6da621e8df5674e26b799c8e2aa
SHA1ab3ce1327ea1eeedb987ec823d5e0cb146bafa48
SHA2565ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c
SHA51253faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29
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Filesize
944B
MD534f595487e6bfd1d11c7de88ee50356a
SHA14caad088c15766cc0fa1f42009260e9a02f953bb
SHA2560f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d
SHA51210976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b
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Filesize
944B
MD5da185fddf7e751e39023edde12930f37
SHA1657fcb7fda401b69d3bb97e7b6abf126ac36d4b2
SHA2568928226805a92acd76d21e1a276176d9af3ca1ec31f14e45a2b4b88f4722cad5
SHA512db7bc02a1bd86d587840a56334dee9cb80aa0a8635cd2eb1c490bc5466659350de4d625f320731e34fac235016515d0dddc05a6081149dc6c2e82c262be6b975
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Filesize
79KB
MD571950ec079e71454b5d271184dd58d5d
SHA18d20ba26cece10021d43ebff34692e4991a00c8c
SHA25626837090198630078059fc3a5dbafa01ba5ac223c8d380845a8a3d6368d49ccd
SHA5129d4970ced13787823319de1903aa38f615c7390600f77d6fb013df2827d7ddff57e69750ccaa752799bba821bf7e58fd358dccf176b52d25295b68d3c044333d
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Filesize
23KB
MD53b5ba1d090951d3d769836223db57393
SHA19b31771eba4dd8c7bbccdc2a50bb6dad87e42fc4
SHA256898ac3faf4ecaad9b2fee90a2e5545b647e260c7a3f55c40babfa3c002170a19
SHA512959552901b232666b1c4ff75729b18952c39da5672346779d45025daae108eba7a682fc9f41b0edb94c924f0a2c349db57e3ca3dbe5adb0b44c9d1c7d0888d5d
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
984B
MD598962167635ee463f8d09727cb6a132f
SHA10780b8fbed20a95ae0ac98d76aa892b229dbce74
SHA2564fa9ea058bf9530d891de63fc6e8fe42c7cd257341b70488228d7a8131934358
SHA5123948268fcfc64b46df1de428010c217f3467d530e394ec8bc91fa6e16f5fd5e7f1a6aa7ec28bd6dec934247576c65929438f56e2e0b436f467c4d46fe5e1345d