Analysis
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max time kernel
60s -
max time network
85s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
03-08-2024 19:24
Static task
static1
Behavioral task
behavioral1
Sample
Loader V2.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Loader V2.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
Loader V2.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
Loader V2.exe
Resource
win11-20240802-en
General
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Target
Loader V2.exe
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Size
8.1MB
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MD5
70a8a700260d1bf5d40214b4d16f2a4d
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SHA1
888afda0f542f857c3627845abb17320c79348a3
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SHA256
14430e71914c83f8d1de8e66caa39d07ab782efb662245fb9eff6aa9fca7ce87
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SHA512
8d139e071d25106a30b3b00350fe08558bdaf884d039492611d90afd30c11ff08643560dc75ffaf7dafc0c53a96cf2b446239faf2fd8df9d0895d25b746d5d83
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SSDEEP
196608:X7fP69w9dHnln76gtmUd74JVCbkQqeDDFloLRj/UVn5HIL6qG:Nvnln7RmUuJVuk0DDFWJCnVGs
Malware Config
Extracted
xworm
147.185.221.20:13908
147.185.221.16:60401
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Install_directory
%AppData%
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install_file
svhost.exe
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telegram
https://api.telegram.org/bot7220907212:AAEOc5N7cpqGUVVvnWrzGHm8mdOrYN2e9mc/sendMessage?chat_id=6987872630
Extracted
44caliber
https://discord.com/api/webhooks/1267250103538810911/_8BMipnmgDV4n-Uu_YmzeHrxrFFQPSAoBBDlwlDVhsDsk_31uQMADxZw-pq563wCO5KV
Signatures
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
Processes:
resource yara_rule behavioral2/memory/2216-331-0x0000000002B70000-0x0000000002B7E000-memory.dmp disable_win_def -
Detect Xworm Payload 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\injectdll.exe family_xworm behavioral2/memory/2216-13-0x00000000009A0000-0x00000000009E2000-memory.dmp family_xworm C:\Users\Admin\AppData\Local\Temp\loaderr.exe family_xworm behavioral2/memory/4528-33-0x0000000000780000-0x0000000000796000-memory.dmp family_xworm -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 2428 powershell.exe 2592 powershell.exe 316 powershell.exe 5096 powershell.exe -
Drops startup file 4 IoCs
Processes:
injectdll.exeloaderr.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.lnk injectdll.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk loaderr.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk loaderr.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.lnk injectdll.exe -
Executes dropped EXE 6 IoCs
Processes:
Loader.exeinjectdll.exeloaderr.exefixer.exesvhost.exesvchost.exepid process 4976 Loader.exe 2216 injectdll.exe 4528 loaderr.exe 1688 fixer.exe 2696 svhost.exe 192 svchost.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
injectdll.exeloaderr.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3968772205-1713802336-1776639840-1000\Software\Microsoft\Windows\CurrentVersion\Run\svhost = "C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe" injectdll.exe Set value (str) \REGISTRY\USER\S-1-5-21-3968772205-1713802336-1776639840-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\svchost.exe" loaderr.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 9 ip-api.com 1 freegeoip.app 2 freegeoip.app -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
fixer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 fixer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier fixer.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4064 schtasks.exe 1568 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
fixer.exeinjectdll.exepowershell.exepowershell.exepowershell.exepowershell.exeloaderr.exepid process 1688 fixer.exe 1688 fixer.exe 1688 fixer.exe 1688 fixer.exe 2216 injectdll.exe 2428 powershell.exe 2428 powershell.exe 2428 powershell.exe 2592 powershell.exe 2592 powershell.exe 2592 powershell.exe 316 powershell.exe 316 powershell.exe 316 powershell.exe 5096 powershell.exe 5096 powershell.exe 5096 powershell.exe 4528 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
injectdll.exefixer.exeloaderr.exepowershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2216 injectdll.exe Token: SeDebugPrivilege 1688 fixer.exe Token: SeDebugPrivilege 4528 loaderr.exe Token: SeDebugPrivilege 2216 injectdll.exe Token: SeDebugPrivilege 2428 powershell.exe Token: SeIncreaseQuotaPrivilege 2428 powershell.exe Token: SeSecurityPrivilege 2428 powershell.exe Token: SeTakeOwnershipPrivilege 2428 powershell.exe Token: SeLoadDriverPrivilege 2428 powershell.exe Token: SeSystemProfilePrivilege 2428 powershell.exe Token: SeSystemtimePrivilege 2428 powershell.exe Token: SeProfSingleProcessPrivilege 2428 powershell.exe Token: SeIncBasePriorityPrivilege 2428 powershell.exe Token: SeCreatePagefilePrivilege 2428 powershell.exe Token: SeBackupPrivilege 2428 powershell.exe Token: SeRestorePrivilege 2428 powershell.exe Token: SeShutdownPrivilege 2428 powershell.exe Token: SeDebugPrivilege 2428 powershell.exe Token: SeSystemEnvironmentPrivilege 2428 powershell.exe Token: SeRemoteShutdownPrivilege 2428 powershell.exe Token: SeUndockPrivilege 2428 powershell.exe Token: SeManageVolumePrivilege 2428 powershell.exe Token: 33 2428 powershell.exe Token: 34 2428 powershell.exe Token: 35 2428 powershell.exe Token: 36 2428 powershell.exe Token: SeDebugPrivilege 2592 powershell.exe Token: SeIncreaseQuotaPrivilege 2592 powershell.exe Token: SeSecurityPrivilege 2592 powershell.exe Token: SeTakeOwnershipPrivilege 2592 powershell.exe Token: SeLoadDriverPrivilege 2592 powershell.exe Token: SeSystemProfilePrivilege 2592 powershell.exe Token: SeSystemtimePrivilege 2592 powershell.exe Token: SeProfSingleProcessPrivilege 2592 powershell.exe Token: SeIncBasePriorityPrivilege 2592 powershell.exe Token: SeCreatePagefilePrivilege 2592 powershell.exe Token: SeBackupPrivilege 2592 powershell.exe Token: SeRestorePrivilege 2592 powershell.exe Token: SeShutdownPrivilege 2592 powershell.exe Token: SeDebugPrivilege 2592 powershell.exe Token: SeSystemEnvironmentPrivilege 2592 powershell.exe Token: SeRemoteShutdownPrivilege 2592 powershell.exe Token: SeUndockPrivilege 2592 powershell.exe Token: SeManageVolumePrivilege 2592 powershell.exe Token: 33 2592 powershell.exe Token: 34 2592 powershell.exe Token: 35 2592 powershell.exe Token: 36 2592 powershell.exe Token: SeDebugPrivilege 316 powershell.exe Token: SeIncreaseQuotaPrivilege 316 powershell.exe Token: SeSecurityPrivilege 316 powershell.exe Token: SeTakeOwnershipPrivilege 316 powershell.exe Token: SeLoadDriverPrivilege 316 powershell.exe Token: SeSystemProfilePrivilege 316 powershell.exe Token: SeSystemtimePrivilege 316 powershell.exe Token: SeProfSingleProcessPrivilege 316 powershell.exe Token: SeIncBasePriorityPrivilege 316 powershell.exe Token: SeCreatePagefilePrivilege 316 powershell.exe Token: SeBackupPrivilege 316 powershell.exe Token: SeRestorePrivilege 316 powershell.exe Token: SeShutdownPrivilege 316 powershell.exe Token: SeDebugPrivilege 316 powershell.exe Token: SeSystemEnvironmentPrivilege 316 powershell.exe Token: SeRemoteShutdownPrivilege 316 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
injectdll.exeloaderr.exepid process 2216 injectdll.exe 4528 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Loader V2.exeLoader.exeinjectdll.exeloaderr.exedescription pid process target process PID 4900 wrote to memory of 4976 4900 Loader V2.exe Loader.exe PID 4900 wrote to memory of 4976 4900 Loader V2.exe Loader.exe PID 4900 wrote to memory of 2216 4900 Loader V2.exe injectdll.exe PID 4900 wrote to memory of 2216 4900 Loader V2.exe injectdll.exe PID 4976 wrote to memory of 4528 4976 Loader.exe loaderr.exe PID 4976 wrote to memory of 4528 4976 Loader.exe loaderr.exe PID 4976 wrote to memory of 1688 4976 Loader.exe fixer.exe PID 4976 wrote to memory of 1688 4976 Loader.exe fixer.exe PID 2216 wrote to memory of 4064 2216 injectdll.exe schtasks.exe PID 2216 wrote to memory of 4064 2216 injectdll.exe schtasks.exe PID 4528 wrote to memory of 2428 4528 loaderr.exe powershell.exe PID 4528 wrote to memory of 2428 4528 loaderr.exe powershell.exe PID 4528 wrote to memory of 2592 4528 loaderr.exe powershell.exe PID 4528 wrote to memory of 2592 4528 loaderr.exe powershell.exe PID 4528 wrote to memory of 316 4528 loaderr.exe powershell.exe PID 4528 wrote to memory of 316 4528 loaderr.exe powershell.exe PID 4528 wrote to memory of 5096 4528 loaderr.exe powershell.exe PID 4528 wrote to memory of 5096 4528 loaderr.exe powershell.exe PID 4528 wrote to memory of 1568 4528 loaderr.exe schtasks.exe PID 4528 wrote to memory of 1568 4528 loaderr.exe schtasks.exe -
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\Loader V2.exe"C:\Users\Admin\AppData\Local\Temp\Loader V2.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Users\Admin\AppData\Local\Temp\loaderr.exe"C:\Users\Admin\AppData\Local\Temp\loaderr.exe"3⤵
- 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:4528 -
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\loaderr.exe'4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2428
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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 'loaderr.exe'4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2592
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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\svchost.exe'4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:316
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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'4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
PID:5096
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\AppData\Local\svchost.exe"4⤵
- Scheduled Task/Job: Scheduled Task
PID:1568
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C:\Users\Admin\AppData\Local\Temp\fixer.exe"C:\Users\Admin\AppData\Local\Temp\fixer.exe"3⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1688
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C:\Users\Admin\AppData\Roaming\injectdll.exe"C:\Users\Admin\AppData\Roaming\injectdll.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:2216 -
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svhost" /tr "C:\Users\Admin\AppData\Roaming\svhost.exe"3⤵
- Scheduled Task/Job: Scheduled Task
PID:4064
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:2696
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C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
PID:192
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
Loading Replay Monitor...
Downloads
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Filesize
740B
MD547dbfdfc4474e67f417ce1c5c7eb9b9c
SHA1153748a07922c3c1c86ffdff2838a1cf8d9c2ccb
SHA256572dcb43d9187ba1a38c6b34198135970209a60082fa3bb9b159e22daa1a3592
SHA512e223528514cb26360276239238ee4aa4a68e982d32bb4145423f350300ea5dd08ed132f28ae4d0bf9b7e8f876a61d1ef457c58425679f8e3e9ee1ed89a7a7dba
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Filesize
1KB
MD570625fefa9664c84a0a1b086ecfae516
SHA1ce95d9de191c1a10b003ec6d90f19d914b5d1aec
SHA2560166a963eec210d1b36aebe2b51e033c7647c9e55ca4745fb32863a999f72897
SHA51238af24701b183c5885fef5bc216d86663896ab62c0882b2e73ad478c35e522fda66a4596525540905ab0c3d5a8a0335dbca4bb858a54cb1bce04cc1d602d0372
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Filesize
3KB
MD58592ba100a78835a6b94d5949e13dfc1
SHA163e901200ab9a57c7dd4c078d7f75dcd3b357020
SHA256fdd7d9def6f9f0c0f2e60dbc8a2d1999071cd7d3095e9e087bb1cda7a614ac3c
SHA51287f98e6cb61b2a2a7d65710c4d33881d89715eb7a06e00d492259f35c3902498baabffc5886be0ec5a14312ad4c262e3fc40cd3a5cb91701af0fb229726b88c3
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Filesize
1KB
MD54429a2a9db10b1df98d452875cc9b9e0
SHA121e59ec46fda839cf9a3589ea38db68866acb967
SHA2566c612c8779373a48772896e4eccc2459816326828832a00c7789adaec8a26140
SHA5125266e64da9a851fc5f086907bc2e29e169902f3b3372762c74ce1b620162353063702011f850b2ca8417537440c15d3ae4bd95486aeafff750a1df10df35e824
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Filesize
1KB
MD5f15fb450f43b02b99dbeca5af844f936
SHA1874ee91ddf0306184a9c3696fd0536001daa1b18
SHA2563639ac1e587427b8c30bbf9d316477cfb560ac46ee5403c28e2fa566db9db40c
SHA5125b0ab4e11cb952aa1c5b2bebdba63d7e1a9eaf11b82319a004cc09c4b157da9d908ba4ecc18d3b2c96f63710ab3b2ae3a4b3b81fa90459554bfed736fa5ab027
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Filesize
1KB
MD5123da3600c519a1f5af6afa8f8bb4082
SHA168285a2367e093e34a926c44c99212d69b4af7a3
SHA2569712b868e255cdcfc607cf567e080b079d625da8c211b700af0cd211c1e5e555
SHA512db97e180657e351df46ca68b3175b28eb380b834b94c85efad1af61b525234f653d1930f01d6a6f4a33fd89131b6ed1e9c8a37a85fda899dd4c2c5b6e2d3a411
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
274KB
MD588505913c2c75f796c9a021aab2d356d
SHA15b5c06998d3e200c21c77ea4efaeaecdc7344e78
SHA25662e414e990e80c8203955b0e32948ddc64903b80a462c339f1babfb03e641204
SHA5126fa46be04c2693ea164fe52ddf3cca0bdafd1ab34d8c0f1c2bf3d361c6042f45375343f59e9474ded6718f8177a4f7eb19fddccd95f7fbb87aad12358b2d6905
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Filesize
65KB
MD595f8f28f5a8503461db6804cda9c4934
SHA181c0a30e498093d41948777135bbd407c7611cda
SHA256aa40b9b929868482be1daae474d7c93426cd049f844c956865709ff8b7f240c2
SHA5125c3460372a6640a98dd1b1d34a03b951ec4a8942e9065475e982a207881f290aedc3b51fe73c0da4c527e222addd1de2be7ba541e82287e43e16fc544ab34461
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Filesize
7.6MB
MD5aa16f3774491b600121545a5f194cefc
SHA1c872fe765ecff1dada8378ad8a12cd5cf0425219
SHA256c0a2b824a0fd05854818bfb81b02bc6178db3f8519807b15d844580099428e1d
SHA5128b50e7c6eca25ecc2196fbfaf42079873e3c532a90e8d8b691fb594da3e067593f86f0d6488d0c314a27d78519f33fcbfb4532f811997891d55a47d582e1b3a8
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Filesize
244KB
MD574ffb0d60d647dd6ad8d00c1bee48011
SHA14c8a707a33b35b78f374c66d59f9c2314c20b25f
SHA256b481f1e0cfe25e5f19da0a0333c78661bf5c75c0b1c616ff4aaaa07aed31efd1
SHA512fc667f4560d6b19a9a4f37eb0e66c751eb348ffc0db69c7d0bd733dfd2df2dfdadc7b780cd93686350444cc14a54283bafe3afec611bcac3ad0239eda659f46c