Analysis
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max time kernel
72s -
max time network
107s -
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
win7-20240708-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
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/5060-328-0x0000000000B20000-0x0000000000B2E000-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/5060-14-0x00000000004B0000-0x00000000004F2000-memory.dmp family_xworm C:\Users\Admin\AppData\Local\Temp\loaderr.exe family_xworm behavioral2/memory/4612-31-0x0000000000650000-0x0000000000666000-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 4896 powershell.exe 3332 powershell.exe 2152 powershell.exe 5104 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.exesvhost.exesvchost.exepid process 2776 Loader.exe 5060 injectdll.exe 4612 loaderr.exe 3508 fixer.exe 4608 svhost.exe 4964 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-1-5-21-1453213197-474736321-1741884505-1000\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 320 schtasks.exe 3684 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
fixer.exepowershell.exeinjectdll.exepowershell.exepowershell.exepowershell.exeloaderr.exepid process 3508 fixer.exe 3508 fixer.exe 3508 fixer.exe 3508 fixer.exe 4896 powershell.exe 4896 powershell.exe 4896 powershell.exe 5060 injectdll.exe 3332 powershell.exe 3332 powershell.exe 3332 powershell.exe 2152 powershell.exe 2152 powershell.exe 2152 powershell.exe 5104 powershell.exe 5104 powershell.exe 5104 powershell.exe 4612 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
injectdll.exeloaderr.exefixer.exepowershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 5060 injectdll.exe Token: SeDebugPrivilege 4612 loaderr.exe Token: SeDebugPrivilege 3508 fixer.exe Token: SeDebugPrivilege 4896 powershell.exe Token: SeDebugPrivilege 5060 injectdll.exe Token: SeIncreaseQuotaPrivilege 4896 powershell.exe Token: SeSecurityPrivilege 4896 powershell.exe Token: SeTakeOwnershipPrivilege 4896 powershell.exe Token: SeLoadDriverPrivilege 4896 powershell.exe Token: SeSystemProfilePrivilege 4896 powershell.exe Token: SeSystemtimePrivilege 4896 powershell.exe Token: SeProfSingleProcessPrivilege 4896 powershell.exe Token: SeIncBasePriorityPrivilege 4896 powershell.exe Token: SeCreatePagefilePrivilege 4896 powershell.exe Token: SeBackupPrivilege 4896 powershell.exe Token: SeRestorePrivilege 4896 powershell.exe Token: SeShutdownPrivilege 4896 powershell.exe Token: SeDebugPrivilege 4896 powershell.exe Token: SeSystemEnvironmentPrivilege 4896 powershell.exe Token: SeRemoteShutdownPrivilege 4896 powershell.exe Token: SeUndockPrivilege 4896 powershell.exe Token: SeManageVolumePrivilege 4896 powershell.exe Token: 33 4896 powershell.exe Token: 34 4896 powershell.exe Token: 35 4896 powershell.exe Token: 36 4896 powershell.exe Token: SeDebugPrivilege 3332 powershell.exe Token: SeIncreaseQuotaPrivilege 3332 powershell.exe Token: SeSecurityPrivilege 3332 powershell.exe Token: SeTakeOwnershipPrivilege 3332 powershell.exe Token: SeLoadDriverPrivilege 3332 powershell.exe Token: SeSystemProfilePrivilege 3332 powershell.exe Token: SeSystemtimePrivilege 3332 powershell.exe Token: SeProfSingleProcessPrivilege 3332 powershell.exe Token: SeIncBasePriorityPrivilege 3332 powershell.exe Token: SeCreatePagefilePrivilege 3332 powershell.exe Token: SeBackupPrivilege 3332 powershell.exe Token: SeRestorePrivilege 3332 powershell.exe Token: SeShutdownPrivilege 3332 powershell.exe Token: SeDebugPrivilege 3332 powershell.exe Token: SeSystemEnvironmentPrivilege 3332 powershell.exe Token: SeRemoteShutdownPrivilege 3332 powershell.exe Token: SeUndockPrivilege 3332 powershell.exe Token: SeManageVolumePrivilege 3332 powershell.exe Token: 33 3332 powershell.exe Token: 34 3332 powershell.exe Token: 35 3332 powershell.exe Token: 36 3332 powershell.exe Token: SeDebugPrivilege 2152 powershell.exe Token: SeIncreaseQuotaPrivilege 2152 powershell.exe Token: SeSecurityPrivilege 2152 powershell.exe Token: SeTakeOwnershipPrivilege 2152 powershell.exe Token: SeLoadDriverPrivilege 2152 powershell.exe Token: SeSystemProfilePrivilege 2152 powershell.exe Token: SeSystemtimePrivilege 2152 powershell.exe Token: SeProfSingleProcessPrivilege 2152 powershell.exe Token: SeIncBasePriorityPrivilege 2152 powershell.exe Token: SeCreatePagefilePrivilege 2152 powershell.exe Token: SeBackupPrivilege 2152 powershell.exe Token: SeRestorePrivilege 2152 powershell.exe Token: SeShutdownPrivilege 2152 powershell.exe Token: SeDebugPrivilege 2152 powershell.exe Token: SeSystemEnvironmentPrivilege 2152 powershell.exe Token: SeRemoteShutdownPrivilege 2152 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
injectdll.exeloaderr.exepid process 5060 injectdll.exe 4612 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Loader V2.exeLoader.exeloaderr.exeinjectdll.exedescription pid process target process PID 3840 wrote to memory of 2776 3840 Loader V2.exe Loader.exe PID 3840 wrote to memory of 2776 3840 Loader V2.exe Loader.exe PID 3840 wrote to memory of 5060 3840 Loader V2.exe injectdll.exe PID 3840 wrote to memory of 5060 3840 Loader V2.exe injectdll.exe PID 2776 wrote to memory of 4612 2776 Loader.exe loaderr.exe PID 2776 wrote to memory of 4612 2776 Loader.exe loaderr.exe PID 2776 wrote to memory of 3508 2776 Loader.exe fixer.exe PID 2776 wrote to memory of 3508 2776 Loader.exe fixer.exe PID 4612 wrote to memory of 4896 4612 loaderr.exe powershell.exe PID 4612 wrote to memory of 4896 4612 loaderr.exe powershell.exe PID 5060 wrote to memory of 320 5060 injectdll.exe schtasks.exe PID 5060 wrote to memory of 320 5060 injectdll.exe schtasks.exe PID 4612 wrote to memory of 3332 4612 loaderr.exe powershell.exe PID 4612 wrote to memory of 3332 4612 loaderr.exe powershell.exe PID 4612 wrote to memory of 2152 4612 loaderr.exe powershell.exe PID 4612 wrote to memory of 2152 4612 loaderr.exe powershell.exe PID 4612 wrote to memory of 5104 4612 loaderr.exe powershell.exe PID 4612 wrote to memory of 5104 4612 loaderr.exe powershell.exe PID 4612 wrote to memory of 3684 4612 loaderr.exe schtasks.exe PID 4612 wrote to memory of 3684 4612 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:3840 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2776 -
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:4612 -
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:4896
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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:3332
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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:2152
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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:5104
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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:3684
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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:3508
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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:5060 -
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:320
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:4608
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C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
PID:4964
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
3KB
MD58592ba100a78835a6b94d5949e13dfc1
SHA163e901200ab9a57c7dd4c078d7f75dcd3b357020
SHA256fdd7d9def6f9f0c0f2e60dbc8a2d1999071cd7d3095e9e087bb1cda7a614ac3c
SHA51287f98e6cb61b2a2a7d65710c4d33881d89715eb7a06e00d492259f35c3902498baabffc5886be0ec5a14312ad4c262e3fc40cd3a5cb91701af0fb229726b88c3
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Filesize
1KB
MD571e04779469c01af601f8dd149f744dc
SHA11b8f75a3cb87411eb5dd3db701611b0fb868f057
SHA2565a1e27b2def9dc257c122d482090691a6bfc8fce3523f45a23a7a17d492e28cc
SHA5123f54f3fcbfd1e429aedd5eb402a074da8c56ef0ecaf23c482e9e631fff4ca244b6f433e1614c16571a015352bbed820ad5fc8e86f47709fcce30cbb67cb0df47
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Filesize
1KB
MD599e1956fda08ad4fb2b7b2f03c826e26
SHA187aec43e72483380022a5b6ae50727590a5105dc
SHA2562b24c7d2431ac2f05b8bc7da872c3a00b10a2f6825f2ac1594eef0ba1072cc33
SHA51218c04a2e212f8b3c75e70288f8c4156833336a10ffb7bcb961f2ba49d98ce02b7dc4af8141f411e50e9a326e483e63a4294c2bee53203e2bc73a4968e8e4453a
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Filesize
1KB
MD5437829d19d7631783e42cb68dde54803
SHA10f788b9b9a332017cad88e3074b2898b87ca0bcf
SHA256b0a7707d3d6e1c03ec0c2250d1722a2b8e5ee52faedbaa235262c729ab1a4c95
SHA51244e9c3b885d91e9a29950760360c03de0d0958915762d7b1fe3f817575129f1ebb83d8837ea274621869505da9c27a83ce209246c128b2a9cb3ab0cb7e6b31b5
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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
1KB
MD57092fb8ebf86aab7f5e633e46531de62
SHA1b3af5a229a3ee0589d66a978fa063d5eaedb8f7e
SHA25608ada58937e80668aa835c7d8a6195e4c5a3e4f06befdcf20cb3460fcdb86b74
SHA51275521c380d4925f86293d8bea17048165f5fc06264c8bce513469642784e0e1edfea27818adc9a81bd2520feeae225b3b4094ca9d7826674b5ac80ec87bed045
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Filesize
7.6MB
MD5aa16f3774491b600121545a5f194cefc
SHA1c872fe765ecff1dada8378ad8a12cd5cf0425219
SHA256c0a2b824a0fd05854818bfb81b02bc6178db3f8519807b15d844580099428e1d
SHA5128b50e7c6eca25ecc2196fbfaf42079873e3c532a90e8d8b691fb594da3e067593f86f0d6488d0c314a27d78519f33fcbfb4532f811997891d55a47d582e1b3a8
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Filesize
244KB
MD574ffb0d60d647dd6ad8d00c1bee48011
SHA14c8a707a33b35b78f374c66d59f9c2314c20b25f
SHA256b481f1e0cfe25e5f19da0a0333c78661bf5c75c0b1c616ff4aaaa07aed31efd1
SHA512fc667f4560d6b19a9a4f37eb0e66c751eb348ffc0db69c7d0bd733dfd2df2dfdadc7b780cd93686350444cc14a54283bafe3afec611bcac3ad0239eda659f46c