Analysis
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max time kernel
148s -
max time network
153s -
platform
windows10-1703_x64 -
resource
win10-20240611-en -
resource tags
arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system -
submitted
02-08-2024 11:14
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
win10v2004-20240730-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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Detect Xworm Payload 4 IoCs
resource yara_rule behavioral2/files/0x000800000001aaae-11.dat family_xworm behavioral2/memory/4696-13-0x0000000000F70000-0x0000000000FB2000-memory.dmp family_xworm behavioral2/files/0x000800000001aab2-23.dat family_xworm behavioral2/memory/1304-36-0x00000000008A0000-0x00000000008B6000-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.
pid Process 752 powershell.exe 5000 powershell.exe 2236 powershell.exe 404 powershell.exe -
Drops startup file 4 IoCs
description 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
pid Process 5040 Loader.exe 4696 injectdll.exe 1304 loaderr.exe 2592 fixer.exe 2276 svchost.exe 2252 svhost.exe 908 svchost.exe 2744 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
description 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.
flow ioc 1 freegeoip.app 2 freegeoip.app 5 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.
description 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.
pid Process 96 schtasks.exe 3520 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 2592 fixer.exe 2592 fixer.exe 2592 fixer.exe 2592 fixer.exe 404 powershell.exe 404 powershell.exe 404 powershell.exe 4696 injectdll.exe 752 powershell.exe 752 powershell.exe 752 powershell.exe 5000 powershell.exe 5000 powershell.exe 5000 powershell.exe 2236 powershell.exe 2236 powershell.exe 2236 powershell.exe 1304 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4696 injectdll.exe Token: SeDebugPrivilege 2592 fixer.exe Token: SeDebugPrivilege 1304 loaderr.exe Token: SeDebugPrivilege 404 powershell.exe Token: SeIncreaseQuotaPrivilege 404 powershell.exe Token: SeSecurityPrivilege 404 powershell.exe Token: SeTakeOwnershipPrivilege 404 powershell.exe Token: SeLoadDriverPrivilege 404 powershell.exe Token: SeSystemProfilePrivilege 404 powershell.exe Token: SeSystemtimePrivilege 404 powershell.exe Token: SeProfSingleProcessPrivilege 404 powershell.exe Token: SeIncBasePriorityPrivilege 404 powershell.exe Token: SeCreatePagefilePrivilege 404 powershell.exe Token: SeBackupPrivilege 404 powershell.exe Token: SeRestorePrivilege 404 powershell.exe Token: SeShutdownPrivilege 404 powershell.exe Token: SeDebugPrivilege 404 powershell.exe Token: SeSystemEnvironmentPrivilege 404 powershell.exe Token: SeRemoteShutdownPrivilege 404 powershell.exe Token: SeUndockPrivilege 404 powershell.exe Token: SeManageVolumePrivilege 404 powershell.exe Token: 33 404 powershell.exe Token: 34 404 powershell.exe Token: 35 404 powershell.exe Token: 36 404 powershell.exe Token: SeDebugPrivilege 4696 injectdll.exe Token: SeDebugPrivilege 752 powershell.exe Token: SeIncreaseQuotaPrivilege 752 powershell.exe Token: SeSecurityPrivilege 752 powershell.exe Token: SeTakeOwnershipPrivilege 752 powershell.exe Token: SeLoadDriverPrivilege 752 powershell.exe Token: SeSystemProfilePrivilege 752 powershell.exe Token: SeSystemtimePrivilege 752 powershell.exe Token: SeProfSingleProcessPrivilege 752 powershell.exe Token: SeIncBasePriorityPrivilege 752 powershell.exe Token: SeCreatePagefilePrivilege 752 powershell.exe Token: SeBackupPrivilege 752 powershell.exe Token: SeRestorePrivilege 752 powershell.exe Token: SeShutdownPrivilege 752 powershell.exe Token: SeDebugPrivilege 752 powershell.exe Token: SeSystemEnvironmentPrivilege 752 powershell.exe Token: SeRemoteShutdownPrivilege 752 powershell.exe Token: SeUndockPrivilege 752 powershell.exe Token: SeManageVolumePrivilege 752 powershell.exe Token: 33 752 powershell.exe Token: 34 752 powershell.exe Token: 35 752 powershell.exe Token: 36 752 powershell.exe Token: SeDebugPrivilege 5000 powershell.exe Token: SeIncreaseQuotaPrivilege 5000 powershell.exe Token: SeSecurityPrivilege 5000 powershell.exe Token: SeTakeOwnershipPrivilege 5000 powershell.exe Token: SeLoadDriverPrivilege 5000 powershell.exe Token: SeSystemProfilePrivilege 5000 powershell.exe Token: SeSystemtimePrivilege 5000 powershell.exe Token: SeProfSingleProcessPrivilege 5000 powershell.exe Token: SeIncBasePriorityPrivilege 5000 powershell.exe Token: SeCreatePagefilePrivilege 5000 powershell.exe Token: SeBackupPrivilege 5000 powershell.exe Token: SeRestorePrivilege 5000 powershell.exe Token: SeShutdownPrivilege 5000 powershell.exe Token: SeDebugPrivilege 5000 powershell.exe Token: SeSystemEnvironmentPrivilege 5000 powershell.exe Token: SeRemoteShutdownPrivilege 5000 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4696 injectdll.exe 1304 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2168 wrote to memory of 5040 2168 Loader V2.exe 70 PID 2168 wrote to memory of 5040 2168 Loader V2.exe 70 PID 2168 wrote to memory of 4696 2168 Loader V2.exe 71 PID 2168 wrote to memory of 4696 2168 Loader V2.exe 71 PID 5040 wrote to memory of 1304 5040 Loader.exe 72 PID 5040 wrote to memory of 1304 5040 Loader.exe 72 PID 5040 wrote to memory of 2592 5040 Loader.exe 73 PID 5040 wrote to memory of 2592 5040 Loader.exe 73 PID 1304 wrote to memory of 404 1304 loaderr.exe 75 PID 1304 wrote to memory of 404 1304 loaderr.exe 75 PID 4696 wrote to memory of 96 4696 injectdll.exe 77 PID 4696 wrote to memory of 96 4696 injectdll.exe 77 PID 1304 wrote to memory of 752 1304 loaderr.exe 80 PID 1304 wrote to memory of 752 1304 loaderr.exe 80 PID 1304 wrote to memory of 5000 1304 loaderr.exe 82 PID 1304 wrote to memory of 5000 1304 loaderr.exe 82 PID 1304 wrote to memory of 2236 1304 loaderr.exe 84 PID 1304 wrote to memory of 2236 1304 loaderr.exe 84 PID 1304 wrote to memory of 3520 1304 loaderr.exe 86 PID 1304 wrote to memory of 3520 1304 loaderr.exe 86 -
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:2168 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5040 -
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:1304 -
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:404
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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:752
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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:5000
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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:2236
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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:3520
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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:2592
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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:4696 -
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:96
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C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
PID:2276
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:2252
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C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
PID:908
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:2744
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
MD57630c5b730b9dbe151ca9254b95470a8
SHA1b7a790c56cb23ff31380487d1647cb5a8653d425
SHA25666f6b748bc9e0ed2d8bbbc324d9aaa7b22a85771c14547f17dc3db64038b1bf6
SHA51272012408c4dc39f6ed9b573ec5d0b7b0abb38cccad9bb5a46cbf865f195875364d12f89ae98dc26c50d50d73f039e99de0c8135c2e21a351044e0095e7a319f5
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Filesize
755B
MD54f6d687e56ae78131f13d003463bc957
SHA197c4d4e432d171cd81738583f71c0680d64d5466
SHA25686180188132c1ad21c356899639e269c05ba72c27bda75dae0bff0990443918d
SHA512cdaf09a64126ea2e6402d0aae0626efc020902dd0a4114e70634a902108a474c7c6ce533c2ce42b20dd2daa524f8fe7ecf29815d6ac0d93fc43e90ad81254477
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Filesize
3KB
MD58592ba100a78835a6b94d5949e13dfc1
SHA163e901200ab9a57c7dd4c078d7f75dcd3b357020
SHA256fdd7d9def6f9f0c0f2e60dbc8a2d1999071cd7d3095e9e087bb1cda7a614ac3c
SHA51287f98e6cb61b2a2a7d65710c4d33881d89715eb7a06e00d492259f35c3902498baabffc5886be0ec5a14312ad4c262e3fc40cd3a5cb91701af0fb229726b88c3
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Filesize
654B
MD516c5fce5f7230eea11598ec11ed42862
SHA175392d4824706090f5e8907eee1059349c927600
SHA25687ba77c13905298acbac72be90949c4fe0755b6eff9777615aa37f252515f151
SHA512153edd6da59beea6cc411ed7383c32916425d6ebb65f04c65aab7c1d6b25443d143aa8449aa92149de0ad8a975f6ecaa60f9f7574536eec6b38fe5fd3a6c6adc
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Filesize
1KB
MD5dfdf79fba5dc5c361d176cf21265b37b
SHA1e981f6bc16580cb791a43a452260fe61322221ac
SHA25665e3fbd9f077784d10140ba199ebff3f9b056a69725b501564edcd49c21f1148
SHA512016158a22bab58300a3d8ba9a104b20c5bd3d2f0b4e9bee520d97f853112b71cfa56eea04cc69ee3c1c4af94c6437243a9b286f3ca1d244395a6e958d291c687
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Filesize
1KB
MD52d0144d7d38bf96f808e5f012755ee77
SHA159100d21bb1367e74f2c3512d9a8abaf61b375da
SHA256ebe7036b971cc8e196f5063b2860eec11ae27c106150071c7c290749c777347f
SHA5122f721d9611113e9890a4cd094ea5c2e8dab3d45d2672a335063fcc9bc5de6432b490fdc52ec8e55168b782a550c95fbcd016719cef54317d0dcf01d512001ed5
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Filesize
1KB
MD58ae71e0e052a65a378511cb688ebea58
SHA19aaf1a522ec7baf9f52cfce80bc893ebffc04350
SHA256827417f5e2ae0c56ef379ba41cd51ef30cb5ea19a8ca50bdcd34380c67a35412
SHA512ac9feb062754f2fd146d50f0bd32f563c6f7ec4c702972547f1abd3a4ea7f290d8cdee17b3092e1f67258e3fa639861b52c9d48b4d783f185c77cc1c13098dcf
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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