Analysis
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max time kernel
146s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
23-02-2025 10:42
Static task
static1
Behavioral task
behavioral1
Sample
obxod266dev.exe
Resource
win7-20241010-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 behavioral3/files/0x000b000000023c6e-17.dat family_umbral behavioral3/memory/1316-26-0x0000019D46F60000-0x0000019D46FA0000-memory.dmp family_umbral -
Detect Xworm Payload 2 IoCs
resource yara_rule behavioral3/files/0x000c000000023c1b-6.dat family_xworm behavioral3/memory/4784-23-0x0000000000850000-0x000000000086A000-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 4680 powershell.exe 3244 powershell.exe 1128 powershell.exe 3500 powershell.exe 3752 powershell.exe 2352 powershell.exe 4548 powershell.exe -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\drivers\etc\hosts Umbral.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 obxod266dev.exe Key value queried \REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\Control Panel\International\Geo\Nation obxod 266dev.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 4784 obxod 266dev.exe 1316 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-1-5-21-3181990009-820930284-137514597-1000\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 27 ip-api.com 5 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 3500 powershell.exe 3500 powershell.exe 3752 powershell.exe 3752 powershell.exe 4680 powershell.exe 4680 powershell.exe 3244 powershell.exe 3244 powershell.exe 4784 obxod 266dev.exe 1316 Umbral.exe 1128 powershell.exe 1128 powershell.exe 2352 powershell.exe 2352 powershell.exe 4548 powershell.exe 4548 powershell.exe 852 powershell.exe 852 powershell.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
description pid Process Token: SeDebugPrivilege 4784 obxod 266dev.exe Token: SeDebugPrivilege 1316 Umbral.exe Token: SeIncreaseQuotaPrivilege 3964 wmic.exe Token: SeSecurityPrivilege 3964 wmic.exe Token: SeTakeOwnershipPrivilege 3964 wmic.exe Token: SeLoadDriverPrivilege 3964 wmic.exe Token: SeSystemProfilePrivilege 3964 wmic.exe Token: SeSystemtimePrivilege 3964 wmic.exe Token: SeProfSingleProcessPrivilege 3964 wmic.exe Token: SeIncBasePriorityPrivilege 3964 wmic.exe Token: SeCreatePagefilePrivilege 3964 wmic.exe Token: SeBackupPrivilege 3964 wmic.exe Token: SeRestorePrivilege 3964 wmic.exe Token: SeShutdownPrivilege 3964 wmic.exe Token: SeDebugPrivilege 3964 wmic.exe Token: SeSystemEnvironmentPrivilege 3964 wmic.exe Token: SeRemoteShutdownPrivilege 3964 wmic.exe Token: SeUndockPrivilege 3964 wmic.exe Token: SeManageVolumePrivilege 3964 wmic.exe Token: 33 3964 wmic.exe Token: 34 3964 wmic.exe Token: 35 3964 wmic.exe Token: 36 3964 wmic.exe Token: SeIncreaseQuotaPrivilege 3964 wmic.exe Token: SeSecurityPrivilege 3964 wmic.exe Token: SeTakeOwnershipPrivilege 3964 wmic.exe Token: SeLoadDriverPrivilege 3964 wmic.exe Token: SeSystemProfilePrivilege 3964 wmic.exe Token: SeSystemtimePrivilege 3964 wmic.exe Token: SeProfSingleProcessPrivilege 3964 wmic.exe Token: SeIncBasePriorityPrivilege 3964 wmic.exe Token: SeCreatePagefilePrivilege 3964 wmic.exe Token: SeBackupPrivilege 3964 wmic.exe Token: SeRestorePrivilege 3964 wmic.exe Token: SeShutdownPrivilege 3964 wmic.exe Token: SeDebugPrivilege 3964 wmic.exe Token: SeSystemEnvironmentPrivilege 3964 wmic.exe Token: SeRemoteShutdownPrivilege 3964 wmic.exe Token: SeUndockPrivilege 3964 wmic.exe Token: SeManageVolumePrivilege 3964 wmic.exe Token: 33 3964 wmic.exe Token: 34 3964 wmic.exe Token: 35 3964 wmic.exe Token: 36 3964 wmic.exe Token: SeDebugPrivilege 3500 powershell.exe Token: SeDebugPrivilege 3752 powershell.exe Token: SeDebugPrivilege 4680 powershell.exe Token: SeDebugPrivilege 3244 powershell.exe Token: SeDebugPrivilege 4784 obxod 266dev.exe Token: SeDebugPrivilege 1128 powershell.exe Token: SeDebugPrivilege 2352 powershell.exe Token: SeDebugPrivilege 4548 powershell.exe Token: SeDebugPrivilege 852 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4784 obxod 266dev.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2508 wrote to memory of 4784 2508 obxod266dev.exe 84 PID 2508 wrote to memory of 4784 2508 obxod266dev.exe 84 PID 2508 wrote to memory of 1316 2508 obxod266dev.exe 85 PID 2508 wrote to memory of 1316 2508 obxod266dev.exe 85 PID 1316 wrote to memory of 3964 1316 Umbral.exe 89 PID 1316 wrote to memory of 3964 1316 Umbral.exe 89 PID 4784 wrote to memory of 3500 4784 obxod 266dev.exe 94 PID 4784 wrote to memory of 3500 4784 obxod 266dev.exe 94 PID 4784 wrote to memory of 3752 4784 obxod 266dev.exe 96 PID 4784 wrote to memory of 3752 4784 obxod 266dev.exe 96 PID 4784 wrote to memory of 4680 4784 obxod 266dev.exe 98 PID 4784 wrote to memory of 4680 4784 obxod 266dev.exe 98 PID 4784 wrote to memory of 3244 4784 obxod 266dev.exe 100 PID 4784 wrote to memory of 3244 4784 obxod 266dev.exe 100 PID 1316 wrote to memory of 336 1316 Umbral.exe 102 PID 1316 wrote to memory of 336 1316 Umbral.exe 102 PID 1316 wrote to memory of 1128 1316 Umbral.exe 104 PID 1316 wrote to memory of 1128 1316 Umbral.exe 104 PID 1316 wrote to memory of 2352 1316 Umbral.exe 106 PID 1316 wrote to memory of 2352 1316 Umbral.exe 106 PID 1316 wrote to memory of 4548 1316 Umbral.exe 108 PID 1316 wrote to memory of 4548 1316 Umbral.exe 108 PID 1316 wrote to memory of 852 1316 Umbral.exe 110 PID 1316 wrote to memory of 852 1316 Umbral.exe 110 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 336 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\obxod266dev.exe"C:\Users\Admin\AppData\Local\Temp\obxod266dev.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2508 -
C:\Users\Admin\AppData\Roaming\obxod 266dev.exe"C:\Users\Admin\AppData\Roaming\obxod 266dev.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:4784 -
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:3500
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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:3752
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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:4680
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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:3244
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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:1316 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid3⤵
- Suspicious use of AdjustPrivilegeToken
PID:3964
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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:336
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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:1128
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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:2352
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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:4548
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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:852
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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
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD504f1d68afbed6b13399edfae1e9b1472
SHA18bfdcb687a995e4a63a8c32df2c66dc89f91a8b0
SHA256f358f33a42122e97c489fad7bbc8beab2eb42d42e4ec7fce0dd61fe6d8c0b8de
SHA51230c5e72a8134992094d937d2588f7a503b1d6407d11afe0265b7c8b0ce14071925e5caed13fc4f9c28705df4c7aed3601f81b007048b148af274d7784aa5fb75
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Filesize
948B
MD517d8127be94d3c1b6fcc9a4ed585003e
SHA1789874fcc7c778c723f3e89822d8cc8750c6c4c8
SHA256ea357ad1f95863b3618d31e5b0f90495331f64de2b784d9e185b48668c937a7b
SHA512bb18b6d07d82227f5cfbe3eb460df79ec892c560ad2964dcd4782aa26336ae15059843bf46a739bdd4a4daa58057f99102531a756a1cf434ce6449b3cd35a98e
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Filesize
1KB
MD5276798eeb29a49dc6e199768bc9c2e71
SHA15fdc8ccb897ac2df7476fbb07517aca5b7a6205b
SHA256cd0a1056e8f1b6cb5cb328532239d802f4e2aa8f8fcdc0fcb487684bd68e0dcc
SHA5120d34fce64bbefc57d64fa6e03ca886952263d5f24df9c1c4cce6a1e8f5a47a9a21e9820f8d38caa7f7b43a52336ce00b738ea18419aaa7c788b72e04ce19e4f2
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Filesize
944B
MD56d42b6da621e8df5674e26b799c8e2aa
SHA1ab3ce1327ea1eeedb987ec823d5e0cb146bafa48
SHA2565ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c
SHA51253faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29
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Filesize
944B
MD5ba169f4dcbbf147fe78ef0061a95e83b
SHA192a571a6eef49fff666e0f62a3545bcd1cdcda67
SHA2565ef1421e19fde4bc03cd825dd7d6c0e7863f85fd8f0aa4a4d4f8d555dc7606d1
SHA5128d2e5e552210dcda684682538bc964fdd8a8ff5b24cc2cc8af813729f0202191f98eb42d38d2355df17ae620fe401aad6ceaedaed3b112fdacd32485a3a0c07c
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Filesize
944B
MD534f595487e6bfd1d11c7de88ee50356a
SHA14caad088c15766cc0fa1f42009260e9a02f953bb
SHA2560f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d
SHA51210976c5deaf9fac449e703e852c3b08d099f430de2d7c7b8e2525c35d63e28b890e5aab63feff9b20bca0aaf9f35a3ba411aee3fbeee9ea59f90ed25bd617a0b
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Filesize
944B
MD522310ad6749d8cc38284aa616efcd100
SHA1440ef4a0a53bfa7c83fe84326a1dff4326dcb515
SHA25655b1d8021c4eb4c3c0d75e3ed7a4eb30cd0123e3d69f32eeb596fe4ffec05abf
SHA5122ef08e2ee15bb86695fe0c10533014ffed76ececc6e579d299d3365fafb7627f53e32e600bb6d872b9f58aca94f8cb7e1e94cdfd14777527f7f0aa019d9c6def
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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