Analysis
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max time kernel
508s -
max time network
504s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
05/03/2025, 02:02
Static task
static1
Behavioral task
behavioral1
Sample
BootstrapperNew.exe
Resource
win10v2004-20250217-en
General
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Target
BootstrapperNew.exe
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Size
2.6MB
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MD5
8dbc40ea43fb45ba5a1b81753f519b0c
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SHA1
b67053b1e313bfe32148d9348af87924d1e38eda
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SHA256
b0dae3c3317470605dad61e937398f50076e5200ecfeda4f4f5b7ea58fb17f39
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SHA512
396882c25692dbefcf0b25500ce0a361b7dbcb8fa079f0fd245b3500237ec1d686be402b35bffe186c388990d6e885a3d1d7f0cf9430c8d6bea046627a52d753
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SSDEEP
49152:HPd2+aWOydNewE94lu9sFoOVaLgm4l8tE4QwIFCRQ93glKO0bBj:8ZWOgY94lu9s0DBEFw3Cw8O0bt
Malware Config
Extracted
xworm
127.0.0.1:5467
google-rocks.gl.at.ply.gg:5467
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Install_directory
%AppData%
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install_file
svchost.exe
Signatures
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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral1/files/0x0007000000023d88-19.dat family_xworm behavioral1/memory/4328-22-0x0000000000FA0000-0x0000000000FB8000-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 4528 powershell.exe 2276 powershell.exe 1480 powershell.exe 860 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-1-5-21-1161330783-2912525651-1278508834-1000\Control Panel\International\Geo\Nation BootstrapperNew.exe Key value queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Control Panel\International\Geo\Nation Solara.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk Solara.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk Solara.exe -
Executes dropped EXE 11 IoCs
pid Process 1992 BootstrapperNe.exe 4328 Solara.exe 4788 svchost.exe 4512 svchost.exe 3288 svchost.exe 4840 svchost.exe 2648 svchost.exe 3256 svchost.exe 4508 svchost.exe 2684 svchost.exe 3140 svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" BootstrapperNe.exe Set value (str) \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" Solara.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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\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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000 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 3244 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4528 powershell.exe 4528 powershell.exe 4528 powershell.exe 2276 powershell.exe 2276 powershell.exe 2276 powershell.exe 1480 powershell.exe 1480 powershell.exe 1480 powershell.exe 860 powershell.exe 860 powershell.exe 860 powershell.exe 4328 Solara.exe 4328 Solara.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeDebugPrivilege 4328 Solara.exe Token: SeDebugPrivilege 4528 powershell.exe Token: SeDebugPrivilege 2276 powershell.exe Token: SeDebugPrivilege 1480 powershell.exe Token: SeDebugPrivilege 860 powershell.exe Token: SeDebugPrivilege 4328 Solara.exe Token: SeDebugPrivilege 4788 svchost.exe Token: SeDebugPrivilege 4512 svchost.exe Token: SeDebugPrivilege 3288 svchost.exe Token: SeDebugPrivilege 2184 taskmgr.exe Token: SeSystemProfilePrivilege 2184 taskmgr.exe Token: SeCreateGlobalPrivilege 2184 taskmgr.exe Token: 33 2184 taskmgr.exe Token: SeIncBasePriorityPrivilege 2184 taskmgr.exe Token: SeDebugPrivilege 4840 svchost.exe Token: SeDebugPrivilege 2648 svchost.exe Token: SeDebugPrivilege 3256 svchost.exe Token: SeDebugPrivilege 4508 svchost.exe Token: SeDebugPrivilege 2684 svchost.exe Token: SeDebugPrivilege 3140 svchost.exe -
Suspicious use of FindShellTrayWindow 35 IoCs
pid Process 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe -
Suspicious use of SendNotifyMessage 35 IoCs
pid Process 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe 2184 taskmgr.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4328 Solara.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 3244 wrote to memory of 1992 3244 BootstrapperNew.exe 86 PID 3244 wrote to memory of 1992 3244 BootstrapperNew.exe 86 PID 1992 wrote to memory of 4328 1992 BootstrapperNe.exe 87 PID 1992 wrote to memory of 4328 1992 BootstrapperNe.exe 87 PID 4328 wrote to memory of 4528 4328 Solara.exe 94 PID 4328 wrote to memory of 4528 4328 Solara.exe 94 PID 4328 wrote to memory of 2276 4328 Solara.exe 96 PID 4328 wrote to memory of 2276 4328 Solara.exe 96 PID 4328 wrote to memory of 1480 4328 Solara.exe 98 PID 4328 wrote to memory of 1480 4328 Solara.exe 98 PID 4328 wrote to memory of 860 4328 Solara.exe 100 PID 4328 wrote to memory of 860 4328 Solara.exe 100 PID 4328 wrote to memory of 3244 4328 Solara.exe 103 PID 4328 wrote to memory of 3244 4328 Solara.exe 103 -
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\BootstrapperNew.exe"C:\Users\Admin\AppData\Local\Temp\BootstrapperNew.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3244 -
C:\Users\Admin\AppData\Local\Temp\BootstrapperNe.exe"C:\Users\Admin\AppData\Local\Temp\BootstrapperNe.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Solara.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Solara.exe3⤵
- 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:4328 -
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\IXP000.TMP\Solara.exe'4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4528
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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 'Solara.exe'4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2276
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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\Admin\AppData\Roaming\svchost.exe'4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1480
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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'4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:860
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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\Admin\AppData\Roaming\svchost.exe"4⤵
- Scheduled Task/Job: Scheduled Task
PID:3244
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4788
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4512
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3288
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2184
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4840
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2648
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3256
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4508
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2684
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C:\Users\Admin\AppData\Roaming\svchost.exeC:\Users\Admin\AppData\Roaming\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3140
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
654B
MD52ff39f6c7249774be85fd60a8f9a245e
SHA1684ff36b31aedc1e587c8496c02722c6698c1c4e
SHA256e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced
SHA5121d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1
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Filesize
944B
MD56d42b6da621e8df5674e26b799c8e2aa
SHA1ab3ce1327ea1eeedb987ec823d5e0cb146bafa48
SHA2565ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c
SHA51253faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29
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Filesize
944B
MD531fddc7cde1ce8268ce05b11ce49a233
SHA1459e413dfa080a413420e7bda8563e018f2190be
SHA25696c9c7049bbeda8fcddb9a3b13e1a8dbc0efef0be1893a46d6f6ab977c617614
SHA512abefdb3d324848a90063afc8c2e8c2d11dcfd477c17ee7833d56f45053edf04fe898e8125eb63162369608683bc76db3b010694e0a284608540a30459a52e935
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Filesize
944B
MD56125559fbc17386521c1080f1784ba39
SHA1d98edc173d6d1780547728e61531e9c4a7db960e
SHA256e4239058bf974ac9b68e83a3e4bbd21f6064ab682755d6f024fb60eb1cfe9497
SHA512bbc8c733d1482d3679de019d0f7c872525d204c9a9300f3787f975e4784a9d657d51def5416386c99a1c5244e929f28d8c861491f476cfaec3ecffba29763e15
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Filesize
2.6MB
MD568b4877af7f0db7e5e21a26d13cb8a9d
SHA1a41ea2c50b1a829a631ccbdc69e53679ff6fed74
SHA2563564cf2720164eada1c0bd78581921604b071f95e69e1fee988171359a46d9f7
SHA51249b0ef8fc07254daae53fb72c334101455fe54f55a1e81eba341af983917790b604572be54b141ddbeb15bbe8a060afc3d1ed93ab86188a558dae94f7ac465e7
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Filesize
76KB
MD51cd6772bcf9f5ab6b519cba09c140c6a
SHA18c17fe6c027fa3d9e488318866cb7bbc214da863
SHA2568705c8ae3c9d5cc0fad424c3c2421fa01ef762b6f35aa5068480053324debad5
SHA5129aad52026fa3bdb8e97bd342d3bb132d089a9807c621a005698dc7589e79fb35ce35c0081aa8ed99eee28f5ef0ee33751f502e6df611ed3ef5d5f94ac59e8582
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
771B
MD5c8452e86caa29f86305105766a7c58f9
SHA1805f32231c76ed63ec0d2ac31d3583bba4b81148
SHA256c099375c6801fd6ce98dc5446d07cf96a3e68aca8ffff34b5a2e704adc5d10f2
SHA512fa3e6f1b2ecc9f36865b4654f1777d77b7bca43adf4f4f95809d125b388c2a08fa194d63796d1f0b4d21b32c6751096fced11c5d64b67ffa42a5e20c349c29f8