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Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-ltsc 2021_x64 -
resource
win10ltsc2021-20241023-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system -
submitted
17/11/2024, 04:50
Static task
static1
Behavioral task
behavioral1
Sample
Api-AutoUpdaterV2.exe
Resource
win10ltsc2021-20241023-en
General
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Target
Api-AutoUpdaterV2.exe
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Size
87KB
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MD5
9f9e3e562c3ace91fd36c7d9b49c56a7
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SHA1
32317350629c0591b49726ad71ab49e12b208918
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SHA256
c2306587c0e582a16037717598479523ba07d1afb646ab4a4ab63173adaaa971
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SHA512
8a60f2a143475fed2837a670717c5e35bcb0c0602fd633cda4efdfdd95ae15c407077fca5b7e5ac1dd771acc994f7f3b3fdff589dc3f613bce6144cdc3c7df8d
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SSDEEP
1536:CLVnqRcrCwNlhr/CbCRSCpv1ZLFNxdlub5mUnaC9UWGIiEdrRFbw0I5oKV+Uq4Q3:CslcCbCRBnFNblub5mUavWGAfFbwVVTQ
Malware Config
Extracted
xworm
job-moore.gl.at.ply.gg:49404
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Install_directory
%ProgramData%
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install_file
Helper.exe
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule behavioral1/memory/1156-47-0x0000000002D30000-0x0000000002D46000-memory.dmp family_xworm -
Xworm family
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Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1324 powershell.exe 4548 powershell.exe 2084 powershell.exe 3008 powershell.exe 1168 powershell.exe 3316 powershell.exe 1704 powershell.exe -
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-1-5-21-1669812756-2240353048-2660728061-1000\Control Panel\International\Geo\Nation Api-AutoUpdaterV2.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.lnk Api-AutoUpdaterV2.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.lnk Api-AutoUpdaterV2.exe -
Executes dropped EXE 4 IoCs
pid Process 4904 Api-AutoUpdaterV2.exe 528 WindowsDefender 3740 Api-AutoUpdaterV2.exe 3660 WindowsDefender -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1669812756-2240353048-2660728061-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsDefender = "C:\\ProgramData\\WindowsDefender" Api-AutoUpdaterV2.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 ip-api.com -
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 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 -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1208 schtasks.exe 2080 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 24 IoCs
pid Process 3008 powershell.exe 3008 powershell.exe 1168 powershell.exe 1168 powershell.exe 3316 powershell.exe 3316 powershell.exe 1704 powershell.exe 1704 powershell.exe 1324 powershell.exe 1324 powershell.exe 4548 powershell.exe 4548 powershell.exe 2084 powershell.exe 2084 powershell.exe 1156 Api-AutoUpdaterV2.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1156 Api-AutoUpdaterV2.exe Token: SeDebugPrivilege 3008 powershell.exe Token: SeIncreaseQuotaPrivilege 3008 powershell.exe Token: SeSecurityPrivilege 3008 powershell.exe Token: SeTakeOwnershipPrivilege 3008 powershell.exe Token: SeLoadDriverPrivilege 3008 powershell.exe Token: SeSystemProfilePrivilege 3008 powershell.exe Token: SeSystemtimePrivilege 3008 powershell.exe Token: SeProfSingleProcessPrivilege 3008 powershell.exe Token: SeIncBasePriorityPrivilege 3008 powershell.exe Token: SeCreatePagefilePrivilege 3008 powershell.exe Token: SeBackupPrivilege 3008 powershell.exe Token: SeRestorePrivilege 3008 powershell.exe Token: SeShutdownPrivilege 3008 powershell.exe Token: SeDebugPrivilege 3008 powershell.exe Token: SeSystemEnvironmentPrivilege 3008 powershell.exe Token: SeRemoteShutdownPrivilege 3008 powershell.exe Token: SeUndockPrivilege 3008 powershell.exe Token: SeManageVolumePrivilege 3008 powershell.exe Token: 33 3008 powershell.exe Token: 34 3008 powershell.exe Token: 35 3008 powershell.exe Token: 36 3008 powershell.exe Token: SeDebugPrivilege 1168 powershell.exe Token: SeIncreaseQuotaPrivilege 1168 powershell.exe Token: SeSecurityPrivilege 1168 powershell.exe Token: SeTakeOwnershipPrivilege 1168 powershell.exe Token: SeLoadDriverPrivilege 1168 powershell.exe Token: SeSystemProfilePrivilege 1168 powershell.exe Token: SeSystemtimePrivilege 1168 powershell.exe Token: SeProfSingleProcessPrivilege 1168 powershell.exe Token: SeIncBasePriorityPrivilege 1168 powershell.exe Token: SeCreatePagefilePrivilege 1168 powershell.exe Token: SeBackupPrivilege 1168 powershell.exe Token: SeRestorePrivilege 1168 powershell.exe Token: SeShutdownPrivilege 1168 powershell.exe Token: SeDebugPrivilege 1168 powershell.exe Token: SeSystemEnvironmentPrivilege 1168 powershell.exe Token: SeRemoteShutdownPrivilege 1168 powershell.exe Token: SeUndockPrivilege 1168 powershell.exe Token: SeManageVolumePrivilege 1168 powershell.exe Token: 33 1168 powershell.exe Token: 34 1168 powershell.exe Token: 35 1168 powershell.exe Token: 36 1168 powershell.exe Token: SeDebugPrivilege 3316 powershell.exe Token: SeIncreaseQuotaPrivilege 3316 powershell.exe Token: SeSecurityPrivilege 3316 powershell.exe Token: SeTakeOwnershipPrivilege 3316 powershell.exe Token: SeLoadDriverPrivilege 3316 powershell.exe Token: SeSystemProfilePrivilege 3316 powershell.exe Token: SeSystemtimePrivilege 3316 powershell.exe Token: SeProfSingleProcessPrivilege 3316 powershell.exe Token: SeIncBasePriorityPrivilege 3316 powershell.exe Token: SeCreatePagefilePrivilege 3316 powershell.exe Token: SeBackupPrivilege 3316 powershell.exe Token: SeRestorePrivilege 3316 powershell.exe Token: SeShutdownPrivilege 3316 powershell.exe Token: SeDebugPrivilege 3316 powershell.exe Token: SeSystemEnvironmentPrivilege 3316 powershell.exe Token: SeRemoteShutdownPrivilege 3316 powershell.exe Token: SeUndockPrivilege 3316 powershell.exe Token: SeManageVolumePrivilege 3316 powershell.exe Token: 33 3316 powershell.exe -
Suspicious use of FindShellTrayWindow 34 IoCs
pid Process 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe -
Suspicious use of SendNotifyMessage 34 IoCs
pid Process 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe 2088 taskmgr.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1156 Api-AutoUpdaterV2.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1156 wrote to memory of 3008 1156 Api-AutoUpdaterV2.exe 86 PID 1156 wrote to memory of 3008 1156 Api-AutoUpdaterV2.exe 86 PID 1156 wrote to memory of 1168 1156 Api-AutoUpdaterV2.exe 90 PID 1156 wrote to memory of 1168 1156 Api-AutoUpdaterV2.exe 90 PID 1156 wrote to memory of 3316 1156 Api-AutoUpdaterV2.exe 93 PID 1156 wrote to memory of 3316 1156 Api-AutoUpdaterV2.exe 93 PID 1156 wrote to memory of 1208 1156 Api-AutoUpdaterV2.exe 96 PID 1156 wrote to memory of 1208 1156 Api-AutoUpdaterV2.exe 96 PID 1156 wrote to memory of 1704 1156 Api-AutoUpdaterV2.exe 98 PID 1156 wrote to memory of 1704 1156 Api-AutoUpdaterV2.exe 98 PID 1156 wrote to memory of 1324 1156 Api-AutoUpdaterV2.exe 100 PID 1156 wrote to memory of 1324 1156 Api-AutoUpdaterV2.exe 100 PID 1156 wrote to memory of 4548 1156 Api-AutoUpdaterV2.exe 102 PID 1156 wrote to memory of 4548 1156 Api-AutoUpdaterV2.exe 102 PID 1156 wrote to memory of 2084 1156 Api-AutoUpdaterV2.exe 104 PID 1156 wrote to memory of 2084 1156 Api-AutoUpdaterV2.exe 104 PID 1156 wrote to memory of 2080 1156 Api-AutoUpdaterV2.exe 106 PID 1156 wrote to memory of 2080 1156 Api-AutoUpdaterV2.exe 106 -
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\Api-AutoUpdaterV2.exe"C:\Users\Admin\AppData\Local\Temp\Api-AutoUpdaterV2.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1156 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Api-AutoUpdaterV2.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3008
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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\Local\Temp\Api-AutoUpdaterV2.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1168
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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:\ProgramData\Api-AutoUpdaterV2.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3316
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /rl highest /tn "Api-AutoUpdaterV2" /tr "C:\ProgramData\Api-AutoUpdaterV2.exe"2⤵
- Scheduled Task/Job: Scheduled Task
PID:1208
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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\Local\Temp\Api-AutoUpdaterV2.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
PID:1704
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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 'Api-AutoUpdaterV2.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
PID:1324
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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:\ProgramData\WindowsDefender'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
PID:4548
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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 'WindowsDefender'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
PID:2084
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "WindowsDefender" /tr "C:\ProgramData\WindowsDefender"2⤵
- Scheduled Task/Job: Scheduled Task
PID:2080
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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 FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2088
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C:\ProgramData\Api-AutoUpdaterV2.exe"C:\ProgramData\Api-AutoUpdaterV2.exe"1⤵
- Executes dropped EXE
PID:4904
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C:\ProgramData\WindowsDefender"C:\ProgramData\WindowsDefender"1⤵
- Executes dropped EXE
PID:528
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C:\ProgramData\Api-AutoUpdaterV2.exe"C:\ProgramData\Api-AutoUpdaterV2.exe"1⤵
- Executes dropped EXE
PID:3740
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C:\ProgramData\WindowsDefender"C:\ProgramData\WindowsDefender"1⤵
- Executes dropped EXE
PID:3660
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
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Downloads
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Filesize
87KB
MD59f9e3e562c3ace91fd36c7d9b49c56a7
SHA132317350629c0591b49726ad71ab49e12b208918
SHA256c2306587c0e582a16037717598479523ba07d1afb646ab4a4ab63173adaaa971
SHA5128a60f2a143475fed2837a670717c5e35bcb0c0602fd633cda4efdfdd95ae15c407077fca5b7e5ac1dd771acc994f7f3b3fdff589dc3f613bce6144cdc3c7df8d
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Filesize
1KB
MD52b4889ecb49120375fdf2bccb3c0966e
SHA1fc1ee2f1161887e3f8b0cdd2453ae441739b993a
SHA2567bf24ff0f6791ef902937b3caba0de16814a2c898dfb103d922c48582b602379
SHA5128d737276620add4738d3cb484bca8e1efe23247955d37ebad199d2428f2f494e10dbee98721a77c7fa9d55f662c230acb206894538da9b8a9d0314166b5549a3
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Filesize
3KB
MD53eb3833f769dd890afc295b977eab4b4
SHA1e857649b037939602c72ad003e5d3698695f436f
SHA256c485a6e2fd17c342fca60060f47d6a5655a65a412e35e001bb5bf88d96e6e485
SHA512c24bbc8f278478d43756807b8c584d4e3fb2289db468bc92986a489f74a8da386a667a758360a397e77e018e363be8912ac260072fa3e31117ad0599ac749e72
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Filesize
1KB
MD5af1cc13f412ef37a00e668df293b1584
SHA18973b3e622f187fcf484a0eb9fa692bf3e2103cb
SHA256449c0c61734cf23f28ad05a7e528f55dd8a7c6ae7a723253707e5f73de187037
SHA51275d954ec8b98f804d068635875fac06e9594874f0f5d6e2ad9d6267285d1d4a1de6309009de9e2956c6477a888db648396f77a1a49b58287d2683b8214e7a3d3
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Filesize
1KB
MD587e99003b41b406b16a979a7f29afede
SHA18ca487ae1547b02228d3d3754e4d7fe00a7cc16a
SHA25640ee14627b2772924b2c691eb6a505216a04b27719cc55509edf41364117ec1a
SHA512eb68867d3829493b82da3cccbb9113c612d1ce2ba7a909f2ae64d52dd24e9de9438747a44c96889ad531006abaec7dd29071c4d860b610092434654ab89a2e24
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Filesize
1KB
MD5b5c2aac7bf3d80e3db38a59ca85917ed
SHA1b27e6459afa6f5352a3ef0c6ce26c26ca7d81730
SHA2569ad352246e684349395a1897a3d9a51859558261af6fd1d674aa2b44cd1a3e5b
SHA5120de17353fb7ecb4681824227b4519465e7da464e611bd60c3bfb000eacce43737f3234fcc7919a188f871eed67be99d983c91579c0199d129e99a35e33b265d5
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Filesize
1KB
MD5014f71a6acded9d2985322a79aa49202
SHA1622c887c223d4807b6fff00bcec733f29d3070c4
SHA2562706f51a2e6b15845205415791c33cc03c21aaa7421c46f5651df06d81f76d19
SHA512199dadd2b954b9f27e7290bf1f383c476ad2d93883243aa86d23408d016006ac4d39993bd3aa4b6d93a828aecafd66dd8ef431dca5d3c98b5fd86b4c96cb3a56
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Filesize
1KB
MD5d99c6243194b8ff23aa4092dd85f7646
SHA13c0111acadfcc29f0f44d34480922716cc1b435d
SHA256b883b8c5ed41d97df2ca5e5619374496f67dc1ff82beca9e73ac3dafd1b60961
SHA51253bb6652e467c3fce0e891d85d7e064c4e7748bb143ffac4490e08cdefa8b5b9ba79b24fe04284d5e6f9875a5a6280f06cf3815f2ceea4df5144b6abb222ce4f
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Filesize
1KB
MD55961a815c0bfd0a47ea76f6b96a9d016
SHA18b626a08f2b71ca64abf42790e976406193efc9a
SHA256f1bfbb67b28e7d8d92b347e484524cf624593f283d3aaeffbac2c6e794c29e6f
SHA512524280fff2a5ad9ec2a37282700da11e61011044dccd855e5da8c642eee7161ad922316a06da7ef0db02f7b0746aa7280a9b4dc3111b6468c90a35df4851fa73
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
688B
MD522931150d7c86ff5efe7d66bc81473dc
SHA1e3437459e6c097f424fc3984d0e7c6c7ae27f25a
SHA2564b38908b5d5d7fa4fb7c4c9cdd2d3b514a1d594df08222f05258d2a6448638e0
SHA5127248875f4e1b61de77a803662282145274016d86fe97754e1caf252129a95d4ad49fb60126a4cacf05ff9e246ee4242101a733aac81a2275809141307ce9214b