Analysis
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max time kernel
147s -
max time network
157s -
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
win7-20240729-en
Behavioral task
behavioral2
Sample
obxod266dev.exe
Resource
win7-20240729-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/0x001d00000002ae11-17.dat family_umbral behavioral5/memory/3516-25-0x0000010839510000-0x0000010839550000-memory.dmp family_umbral -
Detect Xworm Payload 2 IoCs
resource yara_rule behavioral5/files/0x001c00000002addc-6.dat family_xworm behavioral5/memory/1916-26-0x0000000000440000-0x000000000045A000-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 3328 powershell.exe 4256 powershell.exe 1964 powershell.exe 740 powershell.exe 2524 powershell.exe 360 powershell.exe 3904 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 1916 obxod 266dev.exe 3516 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-1-5-21-3835819470-2031661444-2626789713-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" obxod 266dev.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 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 4256 powershell.exe 4256 powershell.exe 1964 powershell.exe 1964 powershell.exe 740 powershell.exe 740 powershell.exe 2524 powershell.exe 2524 powershell.exe 1916 obxod 266dev.exe 3516 Umbral.exe 3328 powershell.exe 3328 powershell.exe 360 powershell.exe 360 powershell.exe 3904 powershell.exe 3904 powershell.exe 2996 powershell.exe 2996 powershell.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
description pid Process Token: SeDebugPrivilege 1916 obxod 266dev.exe Token: SeDebugPrivilege 3516 Umbral.exe Token: SeIncreaseQuotaPrivilege 2788 wmic.exe Token: SeSecurityPrivilege 2788 wmic.exe Token: SeTakeOwnershipPrivilege 2788 wmic.exe Token: SeLoadDriverPrivilege 2788 wmic.exe Token: SeSystemProfilePrivilege 2788 wmic.exe Token: SeSystemtimePrivilege 2788 wmic.exe Token: SeProfSingleProcessPrivilege 2788 wmic.exe Token: SeIncBasePriorityPrivilege 2788 wmic.exe Token: SeCreatePagefilePrivilege 2788 wmic.exe Token: SeBackupPrivilege 2788 wmic.exe Token: SeRestorePrivilege 2788 wmic.exe Token: SeShutdownPrivilege 2788 wmic.exe Token: SeDebugPrivilege 2788 wmic.exe Token: SeSystemEnvironmentPrivilege 2788 wmic.exe Token: SeRemoteShutdownPrivilege 2788 wmic.exe Token: SeUndockPrivilege 2788 wmic.exe Token: SeManageVolumePrivilege 2788 wmic.exe Token: 33 2788 wmic.exe Token: 34 2788 wmic.exe Token: 35 2788 wmic.exe Token: 36 2788 wmic.exe Token: SeIncreaseQuotaPrivilege 2788 wmic.exe Token: SeSecurityPrivilege 2788 wmic.exe Token: SeTakeOwnershipPrivilege 2788 wmic.exe Token: SeLoadDriverPrivilege 2788 wmic.exe Token: SeSystemProfilePrivilege 2788 wmic.exe Token: SeSystemtimePrivilege 2788 wmic.exe Token: SeProfSingleProcessPrivilege 2788 wmic.exe Token: SeIncBasePriorityPrivilege 2788 wmic.exe Token: SeCreatePagefilePrivilege 2788 wmic.exe Token: SeBackupPrivilege 2788 wmic.exe Token: SeRestorePrivilege 2788 wmic.exe Token: SeShutdownPrivilege 2788 wmic.exe Token: SeDebugPrivilege 2788 wmic.exe Token: SeSystemEnvironmentPrivilege 2788 wmic.exe Token: SeRemoteShutdownPrivilege 2788 wmic.exe Token: SeUndockPrivilege 2788 wmic.exe Token: SeManageVolumePrivilege 2788 wmic.exe Token: 33 2788 wmic.exe Token: 34 2788 wmic.exe Token: 35 2788 wmic.exe Token: 36 2788 wmic.exe Token: SeDebugPrivilege 4256 powershell.exe Token: SeDebugPrivilege 1964 powershell.exe Token: SeDebugPrivilege 740 powershell.exe Token: SeDebugPrivilege 2524 powershell.exe Token: SeDebugPrivilege 1916 obxod 266dev.exe Token: SeDebugPrivilege 3328 powershell.exe Token: SeDebugPrivilege 360 powershell.exe Token: SeDebugPrivilege 3904 powershell.exe Token: SeDebugPrivilege 2996 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1916 obxod 266dev.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2376 wrote to memory of 1916 2376 obxod266dev.exe 78 PID 2376 wrote to memory of 1916 2376 obxod266dev.exe 78 PID 2376 wrote to memory of 3516 2376 obxod266dev.exe 79 PID 2376 wrote to memory of 3516 2376 obxod266dev.exe 79 PID 3516 wrote to memory of 2788 3516 Umbral.exe 80 PID 3516 wrote to memory of 2788 3516 Umbral.exe 80 PID 1916 wrote to memory of 4256 1916 obxod 266dev.exe 83 PID 1916 wrote to memory of 4256 1916 obxod 266dev.exe 83 PID 1916 wrote to memory of 1964 1916 obxod 266dev.exe 85 PID 1916 wrote to memory of 1964 1916 obxod 266dev.exe 85 PID 1916 wrote to memory of 740 1916 obxod 266dev.exe 87 PID 1916 wrote to memory of 740 1916 obxod 266dev.exe 87 PID 1916 wrote to memory of 2524 1916 obxod 266dev.exe 89 PID 1916 wrote to memory of 2524 1916 obxod 266dev.exe 89 PID 3516 wrote to memory of 4604 3516 Umbral.exe 91 PID 3516 wrote to memory of 4604 3516 Umbral.exe 91 PID 3516 wrote to memory of 3328 3516 Umbral.exe 93 PID 3516 wrote to memory of 3328 3516 Umbral.exe 93 PID 3516 wrote to memory of 360 3516 Umbral.exe 95 PID 3516 wrote to memory of 360 3516 Umbral.exe 95 PID 3516 wrote to memory of 3904 3516 Umbral.exe 97 PID 3516 wrote to memory of 3904 3516 Umbral.exe 97 PID 3516 wrote to memory of 2996 3516 Umbral.exe 99 PID 3516 wrote to memory of 2996 3516 Umbral.exe 99 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 4604 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:2376 -
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:1916 -
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:4256
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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:1964
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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:740
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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:2524
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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:3516 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2788
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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:4604
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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:3328
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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:360
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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:3904
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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:2996
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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
MD56bddc96a32b9ed8fc70b141ccf4a39b2
SHA10f33c0699da40a5eadcec646791cf21cdb0dd7c6
SHA256cb3853abe77eb0da8a1caccb49e97a573b6f35570722eb759116a645d724c132
SHA512e41f1597b4129b759e4199db195df1c24e47cc47dc9850fab2d48e44bc3d37dc3658fbfbb62332a0b93c552587d7fab09de1634f605faa2209b8470c2a6eaca6
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Filesize
1KB
MD57332074ae2b01262736b6fbd9e100dac
SHA122f992165065107cc9417fa4117240d84414a13c
SHA256baea84fda6c1f13090b8cbd91c920848946f10ce155ef31a1df4cd453ee7e4aa
SHA5124ae6f0e012c31ac1fc2ff4a8877ce2b4667c45b6e651de798318a39a2b6fd39a6f72dffa8b0b89b7a045a27d724d195656faa25a9fec79b22f37ddebb5d22da2
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Filesize
944B
MD57d760ca2472bcb9fe9310090d91318ce
SHA1cb316b8560b38ea16a17626e685d5a501cd31c4a
SHA2565c362b53c4a4578d8b57c51e1eac15f7f3b2447e43e0dad5102ecd003d5b41d4
SHA512141e8661d7348ebbc1f74f828df956a0c6e4cdb70f3b9d52623c9a30993bfd91da9ed7d8d284b84f173d3e6f47c876fb4a8295110895f44d97fd6cc4c5659c35
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Filesize
944B
MD52e0391d00f5bfbc34be70790f14d5edf
SHA1fcb04d8599c23967de4f154a101be480933ab0d0
SHA2561c0c0c86d7c736fc9fb148ac7cd6e67565dc5b76fa116ae3b000a79e91855136
SHA512231b9cc6efb928f0748cef04f287d9204c4f7d2eb4bc27f345e9a1afc6d0675057978ca44d1a95334ee2380709aa6dbe74015fedff8f17611a64efcfb9f64d2a
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Filesize
944B
MD5c5f58404ea3cf5999bcff618ab3d3870
SHA176ed31ac2dcf385d892fc66e1d33ed9b1009a6d7
SHA256925d868e9827497c7a825f0678de97d2c82d08af7ea90599d781f8bcd1a9bacb
SHA5121e9e4f38b11878e61fd8fddb4fc5971229c9f0e74dec0ddc4eb81e269cd7b7abcc923c827d053288b23b8df13548af00712632c9dcb4ddb4a517559f05fbc2d6
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Filesize
944B
MD58082885362359f72fb414d2fa6ad357d
SHA1c6111820bcf1adf9ac4e8a441d984790465b6393
SHA2560b70605985f4148a236426049c44406110e9edc165a0501f636015a30340beef
SHA512b5d227b5ac6549566d7456616b98fe9aa62f6721be43a9e5674c35c2c9d218f7fec0fea978bdaff3ec73b6591c6e41efa8946526c2ab473da1c443a5a851a145
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Filesize
944B
MD5f28832ecd9829ee81bb32f98f0747445
SHA1ac0dc6c286da7b0b7b1b595aaf4f8877e1304125
SHA256d44590cb55e999c1e0abdd9932e00ddde1bc637ac3eb7d02374ace88479f2f50
SHA5123b72129f951df7d4b2437ed761ff00ea9dc046a284665a3036b9c86fd20626435f775ec2bb9665435b7d8ec6a211e6c54d1debae75b5ae8778797b3485a163fa
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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