Analysis
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max time kernel
79s -
max time network
87s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-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
win10-20240611-en
Behavioral task
behavioral3
Sample
Loader V2.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
Loader V2.exe
Resource
win11-20240802-en
Errors
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 behavioral4/memory/3868-245-0x000000001B200000-0x000000001B20E000-memory.dmp disable_win_def -
Detect Xworm Payload 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\injectdll.exe family_xworm behavioral4/memory/3868-25-0x0000000000720000-0x0000000000762000-memory.dmp family_xworm C:\Users\Admin\AppData\Local\Temp\loaderr.exe family_xworm behavioral4/memory/3556-59-0x0000000000F00000-0x0000000000F16000-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 4984 powershell.exe 3056 powershell.exe 3784 powershell.exe 1904 powershell.exe -
Drops startup file 4 IoCs
Processes:
loaderr.exeinjectdll.exedescription ioc process 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 File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.lnk injectdll.exe -
Executes dropped EXE 8 IoCs
Processes:
Loader.exeinjectdll.exeloaderr.exefixer.exesvhost.exesvchost.exesvhost.exesvchost.exepid process 2996 Loader.exe 3868 injectdll.exe 3556 loaderr.exe 2776 fixer.exe 2116 svhost.exe 2084 svchost.exe 4696 svhost.exe 1444 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:
loaderr.exeinjectdll.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4272559161-3282441186-401869126-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\svchost.exe" loaderr.exe Set value (str) \REGISTRY\USER\S-1-5-21-4272559161-3282441186-401869126-1000\Software\Microsoft\Windows\CurrentVersion\Run\svhost = "C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe" injectdll.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 1 freegeoip.app 2 freegeoip.app 3 ip-api.com -
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 2884 schtasks.exe 2272 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
fixer.exepowershell.exeinjectdll.exepowershell.exepowershell.exepowershell.exeloaderr.exepid process 2776 fixer.exe 2776 fixer.exe 2776 fixer.exe 2776 fixer.exe 4984 powershell.exe 4984 powershell.exe 3868 injectdll.exe 3056 powershell.exe 3056 powershell.exe 3784 powershell.exe 3784 powershell.exe 1904 powershell.exe 1904 powershell.exe 3556 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 14 IoCs
Processes:
injectdll.exefixer.exeloaderr.exepowershell.exepowershell.exepowershell.exepowershell.exesvhost.exesvchost.exesvhost.exesvchost.exedescription pid process Token: SeDebugPrivilege 3868 injectdll.exe Token: SeDebugPrivilege 2776 fixer.exe Token: SeDebugPrivilege 3556 loaderr.exe Token: SeDebugPrivilege 4984 powershell.exe Token: SeDebugPrivilege 3868 injectdll.exe Token: SeDebugPrivilege 3056 powershell.exe Token: SeDebugPrivilege 3784 powershell.exe Token: SeDebugPrivilege 1904 powershell.exe Token: SeDebugPrivilege 3556 loaderr.exe Token: SeDebugPrivilege 2116 svhost.exe Token: SeDebugPrivilege 2084 svchost.exe Token: SeDebugPrivilege 4696 svhost.exe Token: SeDebugPrivilege 1444 svchost.exe Token: SeShutdownPrivilege 3868 injectdll.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
injectdll.exeloaderr.exepid process 3868 injectdll.exe 3556 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Loader V2.exeLoader.exeloaderr.exeinjectdll.exedescription pid process target process PID 4856 wrote to memory of 2996 4856 Loader V2.exe Loader.exe PID 4856 wrote to memory of 2996 4856 Loader V2.exe Loader.exe PID 4856 wrote to memory of 3868 4856 Loader V2.exe injectdll.exe PID 4856 wrote to memory of 3868 4856 Loader V2.exe injectdll.exe PID 2996 wrote to memory of 3556 2996 Loader.exe loaderr.exe PID 2996 wrote to memory of 3556 2996 Loader.exe loaderr.exe PID 2996 wrote to memory of 2776 2996 Loader.exe fixer.exe PID 2996 wrote to memory of 2776 2996 Loader.exe fixer.exe PID 3556 wrote to memory of 4984 3556 loaderr.exe powershell.exe PID 3556 wrote to memory of 4984 3556 loaderr.exe powershell.exe PID 3868 wrote to memory of 2884 3868 injectdll.exe schtasks.exe PID 3868 wrote to memory of 2884 3868 injectdll.exe schtasks.exe PID 3556 wrote to memory of 3056 3556 loaderr.exe powershell.exe PID 3556 wrote to memory of 3056 3556 loaderr.exe powershell.exe PID 3556 wrote to memory of 3784 3556 loaderr.exe powershell.exe PID 3556 wrote to memory of 3784 3556 loaderr.exe powershell.exe PID 3556 wrote to memory of 1904 3556 loaderr.exe powershell.exe PID 3556 wrote to memory of 1904 3556 loaderr.exe powershell.exe PID 3556 wrote to memory of 2272 3556 loaderr.exe schtasks.exe PID 3556 wrote to memory of 2272 3556 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:4856 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2996 -
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:3556 -
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:4984
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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:3056
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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:3784
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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
- Suspicious use of AdjustPrivilegeToken
PID:1904
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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:2272
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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:2776
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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:3868 -
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:2884
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2116
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C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2084
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4696
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C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1444
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
461B
MD5e6d3efe5fc60575cf3f3a765aaaaec43
SHA1852cb4c82a9b74056b78af51f49c1d8d7d3b4b80
SHA256889296cc4f2505231246024d15cdf52b74f38a8075ea3803a992a860531cb513
SHA5129931eb13e04214f2a0c010f903a2a82f5cb7fc015146e60211d994d1dbcf8a756c3130bcfd677f12d245422703047203b982c0712c285a3944e69125c6aa32e9
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Filesize
669B
MD573082a75b7465379c894d5df1335cd6c
SHA1d99d41c5c36e3780a96bcc6593e74be617d561f1
SHA256505c52999a84299f1b78c376d19579b45d83f77e928efbd183cd39856a2b3775
SHA51271ee3ff1e356f0630a96c3917eb2ff8d5c1a5ace42c6a595c39d835c9b9d713d6ff1c289bd75d1288603bc9ba59be85699208064e738b1aa73b6f3795108c2b4
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Filesize
1KB
MD563340f220c63c223382eb30120f21412
SHA1b7577bf43565b998f93a75272267259ad137fa9d
SHA2568c53a6b6fc72e9538b36bcb7409194aaa3a19ecdebf8ebe706e246f0b372f668
SHA51247089b450dbc2ccefddccdbca1fbe6fd5b2154c4979d6977652f9fd4fb6d4c41855c3c54f7cd6dcea34bc5212c56e0493fc3a81ddd5ef62c67c151783789eb87
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Filesize
2KB
MD5627073ee3ca9676911bee35548eff2b8
SHA14c4b68c65e2cab9864b51167d710aa29ebdcff2e
SHA25685b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c
SHA5123c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb
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Filesize
654B
MD52cbbb74b7da1f720b48ed31085cbd5b8
SHA179caa9a3ea8abe1b9c4326c3633da64a5f724964
SHA256e31b18f21621d9983bfdf1ea3e53884a9d58b8ffd79e0e5790da6f3a81a8b9d3
SHA512ecf02d5240e0c1c005d3ab393aa7eff62bd498c2db5905157e2bf6d29e1b663228a9583950842629d1a4caef404c8941a0c7799b1a3bd1eb890a09fdb7efcff9
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Filesize
944B
MD51a9fa92a4f2e2ec9e244d43a6a4f8fb9
SHA19910190edfaccece1dfcc1d92e357772f5dae8f7
SHA2560ee052d5333fd5fd86bc84856fec98e045f077a7ac8051651bf7c521b9706888
SHA5125d2361476fa22200e6f83883efe7dcb8c3fe7dae8d56e04e28a36e9ae1270c327b6aa161d92b239593da7661289d002c574446ecfd6bd19928209aae25e3ef64
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Filesize
944B
MD534e3230cb2131270db1af79fb3d57752
SHA121434dd7cf3c4624226b89f404fd7982825f8ac6
SHA2560f162f27548a84db1638bcf46d03661b5bcb3032e765fafdb597cc107639ba39
SHA5123756cb01e82dbda681b562eae74d0b8ef8b3787b126119a51a92c51a78204a7805b9bdd60c00c50a3be23b843e78bb153b656540767069f739ce421b9bc02335
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Filesize
944B
MD5807e34150dfec5954368008d73b63da4
SHA14c0be21e0b0c812901464cf5a6948a8c8f534b71
SHA256d58cac2eb66f898fb372dd993c4e7a677eef19e67f2e73e4048cceee2e90fd1c
SHA512a481233a44a75b4122130925ff866feb7ac82719cccbc007e7475b9c32c46058120d9c1a550f53078fa0d5cbb9dcdf4d654c478a3a1b4286ccb73d3de761bf36
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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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