Analysis
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max time kernel
117s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
02-08-2024 11:10
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
win10v2004-20240730-en
Behavioral task
behavioral4
Sample
Loader V2.exe
Resource
win11-20240730-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/3624-338-0x0000000001240000-0x000000000124E000-memory.dmp disable_win_def -
Detect Xworm Payload 4 IoCs
Processes:
resource yara_rule behavioral2/files/0x000800000001ac1c-10.dat family_xworm behavioral2/memory/4416-13-0x0000000000830000-0x0000000000872000-memory.dmp family_xworm behavioral2/files/0x000800000001ac1d-22.dat family_xworm behavioral2/memory/3624-30-0x0000000000C60000-0x0000000000C76000-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 1328 powershell.exe 4112 powershell.exe 4024 powershell.exe 3468 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 7 IoCs
Processes:
Loader.exeinjectdll.exeloaderr.exefixer.exesvhost.exesvhost.exesvchost.exepid Process 3264 Loader.exe 4416 injectdll.exe 3624 loaderr.exe 940 fixer.exe 2768 svhost.exe 2044 svhost.exe 164 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-1-5-21-1687926120-3022217735-1146543763-1000\Software\Microsoft\Windows\CurrentVersion\Run\svhost = "C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe" injectdll.exe Set value (str) \REGISTRY\USER\S-1-5-21-1687926120-3022217735-1146543763-1000\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 912 schtasks.exe 2212 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
fixer.exeinjectdll.exepowershell.exepowershell.exepowershell.exepowershell.exeloaderr.exepid Process 940 fixer.exe 940 fixer.exe 940 fixer.exe 940 fixer.exe 4416 injectdll.exe 4112 powershell.exe 4112 powershell.exe 4112 powershell.exe 4024 powershell.exe 4024 powershell.exe 4024 powershell.exe 3468 powershell.exe 3468 powershell.exe 3468 powershell.exe 1328 powershell.exe 1328 powershell.exe 1328 powershell.exe 3624 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
injectdll.exeloaderr.exefixer.exepowershell.exepowershell.exepowershell.exedescription pid Process Token: SeDebugPrivilege 4416 injectdll.exe Token: SeDebugPrivilege 3624 loaderr.exe Token: SeDebugPrivilege 940 fixer.exe Token: SeDebugPrivilege 4416 injectdll.exe Token: SeDebugPrivilege 4112 powershell.exe Token: SeIncreaseQuotaPrivilege 4112 powershell.exe Token: SeSecurityPrivilege 4112 powershell.exe Token: SeTakeOwnershipPrivilege 4112 powershell.exe Token: SeLoadDriverPrivilege 4112 powershell.exe Token: SeSystemProfilePrivilege 4112 powershell.exe Token: SeSystemtimePrivilege 4112 powershell.exe Token: SeProfSingleProcessPrivilege 4112 powershell.exe Token: SeIncBasePriorityPrivilege 4112 powershell.exe Token: SeCreatePagefilePrivilege 4112 powershell.exe Token: SeBackupPrivilege 4112 powershell.exe Token: SeRestorePrivilege 4112 powershell.exe Token: SeShutdownPrivilege 4112 powershell.exe Token: SeDebugPrivilege 4112 powershell.exe Token: SeSystemEnvironmentPrivilege 4112 powershell.exe Token: SeRemoteShutdownPrivilege 4112 powershell.exe Token: SeUndockPrivilege 4112 powershell.exe Token: SeManageVolumePrivilege 4112 powershell.exe Token: 33 4112 powershell.exe Token: 34 4112 powershell.exe Token: 35 4112 powershell.exe Token: 36 4112 powershell.exe Token: SeDebugPrivilege 4024 powershell.exe Token: SeIncreaseQuotaPrivilege 4024 powershell.exe Token: SeSecurityPrivilege 4024 powershell.exe Token: SeTakeOwnershipPrivilege 4024 powershell.exe Token: SeLoadDriverPrivilege 4024 powershell.exe Token: SeSystemProfilePrivilege 4024 powershell.exe Token: SeSystemtimePrivilege 4024 powershell.exe Token: SeProfSingleProcessPrivilege 4024 powershell.exe Token: SeIncBasePriorityPrivilege 4024 powershell.exe Token: SeCreatePagefilePrivilege 4024 powershell.exe Token: SeBackupPrivilege 4024 powershell.exe Token: SeRestorePrivilege 4024 powershell.exe Token: SeShutdownPrivilege 4024 powershell.exe Token: SeDebugPrivilege 4024 powershell.exe Token: SeSystemEnvironmentPrivilege 4024 powershell.exe Token: SeRemoteShutdownPrivilege 4024 powershell.exe Token: SeUndockPrivilege 4024 powershell.exe Token: SeManageVolumePrivilege 4024 powershell.exe Token: 33 4024 powershell.exe Token: 34 4024 powershell.exe Token: 35 4024 powershell.exe Token: 36 4024 powershell.exe Token: SeDebugPrivilege 3468 powershell.exe Token: SeIncreaseQuotaPrivilege 3468 powershell.exe Token: SeSecurityPrivilege 3468 powershell.exe Token: SeTakeOwnershipPrivilege 3468 powershell.exe Token: SeLoadDriverPrivilege 3468 powershell.exe Token: SeSystemProfilePrivilege 3468 powershell.exe Token: SeSystemtimePrivilege 3468 powershell.exe Token: SeProfSingleProcessPrivilege 3468 powershell.exe Token: SeIncBasePriorityPrivilege 3468 powershell.exe Token: SeCreatePagefilePrivilege 3468 powershell.exe Token: SeBackupPrivilege 3468 powershell.exe Token: SeRestorePrivilege 3468 powershell.exe Token: SeShutdownPrivilege 3468 powershell.exe Token: SeDebugPrivilege 3468 powershell.exe Token: SeSystemEnvironmentPrivilege 3468 powershell.exe Token: SeRemoteShutdownPrivilege 3468 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
injectdll.exeloaderr.exepid Process 4416 injectdll.exe 3624 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Loader V2.exeLoader.exeinjectdll.exeloaderr.exedescription pid Process procid_target PID 2752 wrote to memory of 3264 2752 Loader V2.exe 74 PID 2752 wrote to memory of 3264 2752 Loader V2.exe 74 PID 2752 wrote to memory of 4416 2752 Loader V2.exe 75 PID 2752 wrote to memory of 4416 2752 Loader V2.exe 75 PID 3264 wrote to memory of 3624 3264 Loader.exe 76 PID 3264 wrote to memory of 3624 3264 Loader.exe 76 PID 3264 wrote to memory of 940 3264 Loader.exe 77 PID 3264 wrote to memory of 940 3264 Loader.exe 77 PID 4416 wrote to memory of 912 4416 injectdll.exe 79 PID 4416 wrote to memory of 912 4416 injectdll.exe 79 PID 3624 wrote to memory of 4112 3624 loaderr.exe 81 PID 3624 wrote to memory of 4112 3624 loaderr.exe 81 PID 3624 wrote to memory of 4024 3624 loaderr.exe 84 PID 3624 wrote to memory of 4024 3624 loaderr.exe 84 PID 3624 wrote to memory of 3468 3624 loaderr.exe 86 PID 3624 wrote to memory of 3468 3624 loaderr.exe 86 PID 3624 wrote to memory of 1328 3624 loaderr.exe 88 PID 3624 wrote to memory of 1328 3624 loaderr.exe 88 PID 3624 wrote to memory of 2212 3624 loaderr.exe 91 PID 3624 wrote to memory of 2212 3624 loaderr.exe 91 -
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:2752 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3264 -
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:3624 -
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:4112
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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:4024
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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:3468
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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:1328
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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:2212
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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:940
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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:4416 -
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:912
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:2768
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:2044
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C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
PID:164
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
MD5ad5cd538ca58cb28ede39c108acb5785
SHA11ae910026f3dbe90ed025e9e96ead2b5399be877
SHA256c9e6cb04d6c893458d5a7e12eb575cf97c3172f5e312b1f63a667cbbc5f0c033
SHA512c066c5d9b276a68fa636647bb29aea05bfa2292217bc77f5324d9c1d93117772ee8277e1f7cff91ec8d6b7c05ca078f929cecfdbb09582522a9067f54740af13
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Filesize
654B
MD516c5fce5f7230eea11598ec11ed42862
SHA175392d4824706090f5e8907eee1059349c927600
SHA25687ba77c13905298acbac72be90949c4fe0755b6eff9777615aa37f252515f151
SHA512153edd6da59beea6cc411ed7383c32916425d6ebb65f04c65aab7c1d6b25443d143aa8449aa92149de0ad8a975f6ecaa60f9f7574536eec6b38fe5fd3a6c6adc
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Filesize
1KB
MD52ed34eb1ec9cbb33034c278a18cb9330
SHA19b9fcdde7cc75e5eecae989847e40e26c9e4a95b
SHA256f02ad872eb2ec9446f1e5693d07c04a822d1673a0b4b00268207114af5e62e56
SHA5121d676fce84c1c24d22345c2c5813e94483c4a548211d0718ffb0d09da01d5d0846d19292f871f31ff56d0050b2b75795c4a450a0a849c28d7371d54714114848
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Filesize
1KB
MD5ce06d965281f7f5a8a18b719bb23dd98
SHA1ddfab6f30b9c82d6e2566bf2c7be2929c8591540
SHA2566b49dc2ac0b7aacca63dee539a6b157c1042ec26fc71f42084555ace74ae69f2
SHA512a355de7b8a23a49ea53a0e8f413299dda3483bf642bc3307b1a5928ed1c7cafa138472a6e4b6872cb1461c0fc669c3bf68c968be3f2c5bd4f4138410f16a6406
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Filesize
1KB
MD58ada9a9d62a40a4f801b90ee0c228b45
SHA1fdd6ce67aa6bbd42163a1c395fd7125c533ad95c
SHA256a442cdcb916d2bba7ce764db48d8b4f0c270d1356dbe64366c9566a2d8524359
SHA51214b1d2fef833fd20121a084df73870707c5ff23ae48798a02789ce899be3a15e7ae03c9116765270959cd776d3ae8a93ad2a2b8e0045c9cbed725fb1919caed2
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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
MD52b4c3db8b110c294a0da190756fc99b4
SHA1a732b41318d368bc90c8808e7efccab0dcb81986
SHA2568c959efcc2106db4141fe88aaae580da36cb2ebfa418116290865cbf6e5e0ffa
SHA512de11a70bf5c8523680ea15946fa632172f1093fca514057abc82c410ec11072e668d8aa4a392b5ede107db105e2da117e61158525d5a51c6275b142f88e947e0
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Filesize
660B
MD5fda66bf68632c769936d2d265f5d02fd
SHA14338e69a15022b1b48f0db2ea94b5e66184e8bcd
SHA2564ff15e6617f2cc09e8dcd88ef940f478ef4707ac922a2d9e139ba639716926d9
SHA512444bee68e1900563bb8205e58631f4f2c8044ef773ded85b85932a3b78e6f4fbb261a4077b44aad53b73e01a83e24d5674226be74a81dad34c272408c5ef47c4
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Filesize
7.6MB
MD5aa16f3774491b600121545a5f194cefc
SHA1c872fe765ecff1dada8378ad8a12cd5cf0425219
SHA256c0a2b824a0fd05854818bfb81b02bc6178db3f8519807b15d844580099428e1d
SHA5128b50e7c6eca25ecc2196fbfaf42079873e3c532a90e8d8b691fb594da3e067593f86f0d6488d0c314a27d78519f33fcbfb4532f811997891d55a47d582e1b3a8
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Filesize
244KB
MD574ffb0d60d647dd6ad8d00c1bee48011
SHA14c8a707a33b35b78f374c66d59f9c2314c20b25f
SHA256b481f1e0cfe25e5f19da0a0333c78661bf5c75c0b1c616ff4aaaa07aed31efd1
SHA512fc667f4560d6b19a9a4f37eb0e66c751eb348ffc0db69c7d0bd733dfd2df2dfdadc7b780cd93686350444cc14a54283bafe3afec611bcac3ad0239eda659f46c