Analysis
-
max time kernel
141s -
max time network
151s -
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 19:25
Static task
static1
Behavioral task
behavioral1
Sample
Loader V2.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
Loader V2.exe
Resource
win7-20240705-en
Behavioral task
behavioral3
Sample
Loader V2.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
Loader V2.exe
Resource
win11-20240802-en
General
-
Target
Loader V2.exe
-
Size
8.1MB
-
MD5
70a8a700260d1bf5d40214b4d16f2a4d
-
SHA1
888afda0f542f857c3627845abb17320c79348a3
-
SHA256
14430e71914c83f8d1de8e66caa39d07ab782efb662245fb9eff6aa9fca7ce87
-
SHA512
8d139e071d25106a30b3b00350fe08558bdaf884d039492611d90afd30c11ff08643560dc75ffaf7dafc0c53a96cf2b446239faf2fd8df9d0895d25b746d5d83
-
SSDEEP
196608:X7fP69w9dHnln76gtmUd74JVCbkQqeDDFloLRj/UVn5HIL6qG:Nvnln7RmUuJVuk0DDFWJCnVGs
Malware Config
Extracted
xworm
147.185.221.20:13908
147.185.221.16:60401
-
Install_directory
%AppData%
-
install_file
svhost.exe
-
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
-
Detect Xworm Payload 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\injectdll.exe family_xworm behavioral4/memory/4904-27-0x0000000000960000-0x00000000009A2000-memory.dmp family_xworm C:\Users\Admin\AppData\Local\Temp\loaderr.exe family_xworm behavioral4/memory/4348-59-0x0000000000060000-0x0000000000076000-memory.dmp family_xworm -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
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 2220 powershell.exe 4052 powershell.exe 5092 powershell.exe 3692 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 10 IoCs
Processes:
Loader.exeinjectdll.exeloaderr.exefixer.exesvhost.exesvchost.exesvhost.exesvchost.exesvhost.exesvchost.exepid process 2600 Loader.exe 4904 injectdll.exe 4348 loaderr.exe 3940 fixer.exe 1012 svhost.exe 468 svchost.exe 484 svhost.exe 5080 svchost.exe 1192 svhost.exe 1872 svchost.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
injectdll.exeloaderr.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-970747758-134341002-3585657277-1000\Software\Microsoft\Windows\CurrentVersion\Run\svhost = "C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe" injectdll.exe Set value (str) \REGISTRY\USER\S-1-5-21-970747758-134341002-3585657277-1000\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 10 freegeoip.app 12 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 3684 schtasks.exe 1944 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
fixer.exepowershell.exepowershell.exepowershell.exepowershell.exeinjectdll.exeloaderr.exepid process 3940 fixer.exe 3940 fixer.exe 3940 fixer.exe 3940 fixer.exe 5092 powershell.exe 5092 powershell.exe 3692 powershell.exe 3692 powershell.exe 2220 powershell.exe 2220 powershell.exe 4052 powershell.exe 4052 powershell.exe 4904 injectdll.exe 4348 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
Processes:
injectdll.exefixer.exeloaderr.exepowershell.exepowershell.exepowershell.exepowershell.exesvhost.exesvchost.exesvhost.exesvchost.exesvhost.exesvchost.exedescription pid process Token: SeDebugPrivilege 4904 injectdll.exe Token: SeDebugPrivilege 3940 fixer.exe Token: SeDebugPrivilege 4348 loaderr.exe Token: SeDebugPrivilege 5092 powershell.exe Token: SeDebugPrivilege 3692 powershell.exe Token: SeDebugPrivilege 2220 powershell.exe Token: SeDebugPrivilege 4052 powershell.exe Token: SeDebugPrivilege 4904 injectdll.exe Token: SeDebugPrivilege 4348 loaderr.exe Token: SeDebugPrivilege 1012 svhost.exe Token: SeDebugPrivilege 468 svchost.exe Token: SeDebugPrivilege 484 svhost.exe Token: SeDebugPrivilege 5080 svchost.exe Token: SeDebugPrivilege 1192 svhost.exe Token: SeDebugPrivilege 1872 svchost.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
injectdll.exeloaderr.exepid process 4904 injectdll.exe 4348 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Loader V2.exeLoader.exeloaderr.exeinjectdll.exedescription pid process target process PID 3892 wrote to memory of 2600 3892 Loader V2.exe Loader.exe PID 3892 wrote to memory of 2600 3892 Loader V2.exe Loader.exe PID 3892 wrote to memory of 4904 3892 Loader V2.exe injectdll.exe PID 3892 wrote to memory of 4904 3892 Loader V2.exe injectdll.exe PID 2600 wrote to memory of 4348 2600 Loader.exe loaderr.exe PID 2600 wrote to memory of 4348 2600 Loader.exe loaderr.exe PID 2600 wrote to memory of 3940 2600 Loader.exe fixer.exe PID 2600 wrote to memory of 3940 2600 Loader.exe fixer.exe PID 4348 wrote to memory of 5092 4348 loaderr.exe powershell.exe PID 4348 wrote to memory of 5092 4348 loaderr.exe powershell.exe PID 4348 wrote to memory of 3692 4348 loaderr.exe powershell.exe PID 4348 wrote to memory of 3692 4348 loaderr.exe powershell.exe PID 4348 wrote to memory of 2220 4348 loaderr.exe powershell.exe PID 4348 wrote to memory of 2220 4348 loaderr.exe powershell.exe PID 4348 wrote to memory of 4052 4348 loaderr.exe powershell.exe PID 4348 wrote to memory of 4052 4348 loaderr.exe powershell.exe PID 4904 wrote to memory of 3684 4904 injectdll.exe schtasks.exe PID 4904 wrote to memory of 3684 4904 injectdll.exe schtasks.exe PID 4348 wrote to memory of 1944 4348 loaderr.exe schtasks.exe PID 4348 wrote to memory of 1944 4348 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
-
C:\Users\Admin\AppData\Local\Temp\Loader V2.exe"C:\Users\Admin\AppData\Local\Temp\Loader V2.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3892 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2600 -
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:4348 -
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:5092
-
-
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:3692
-
-
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:2220
-
-
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:4052
-
-
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:1944
-
-
-
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:3940
-
-
-
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:4904 -
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:3684
-
-
-
C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1012
-
C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:468
-
C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:484
-
C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5080
-
C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1192
-
C:\Users\Admin\AppData\Local\svchost.exeC:\Users\Admin\AppData\Local\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1872
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
-
Filesize
819B
MD5b3f3d8174c3ca6be3e3b17371091cf31
SHA10a040362184f43a5aa6f2267b194b595d34aaa37
SHA2563df438145dcdcfbabe73d7152da13c4d41c256218926492b047b03b442ba3acb
SHA51250f8e50d4019c02603915817e4a7c3cbac7413b8abc20592a4425ce44c792049b0052a06572ace22d20fc5c08f093caafebb5e13184cee7cc19baf780c5a664e
-
Filesize
920B
MD5ff1cf7507b15bfe51cfda6a6c90a6978
SHA1c979b94333e964daa416838645bd3efd680091c6
SHA2561cd79ea47ebcee4046b417ba0aa29836812ec35df01eb9183f9ce6107923be62
SHA51255865eb0fdabc591a57eab87d6a072e7baaec85906b51ef1bf7590d61b172580d58d390e2030b8b174a54034dc6f7c15f247ed37d92d48aa488851cb5ecae3d5
-
Filesize
1KB
MD592ed0b564ef959e89b4536f724418394
SHA19e38cc2e041148793a434d9339ac3810925602a8
SHA2568d4a6dfbef7590c9c2484c69c9d623033298fd2205f7cfa5b5b017567c075002
SHA512e09ae36bdc82ff4534e4cde10b6580086eab00244c26c2d730a329cc57f6ee539ece272a5cde0fab468496ec30223c8cbd987722f070ea529a0d9c108d23455e
-
Filesize
2KB
MD5627073ee3ca9676911bee35548eff2b8
SHA14c4b68c65e2cab9864b51167d710aa29ebdcff2e
SHA25685b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c
SHA5123c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb
-
Filesize
654B
MD52cbbb74b7da1f720b48ed31085cbd5b8
SHA179caa9a3ea8abe1b9c4326c3633da64a5f724964
SHA256e31b18f21621d9983bfdf1ea3e53884a9d58b8ffd79e0e5790da6f3a81a8b9d3
SHA512ecf02d5240e0c1c005d3ab393aa7eff62bd498c2db5905157e2bf6d29e1b663228a9583950842629d1a4caef404c8941a0c7799b1a3bd1eb890a09fdb7efcff9
-
Filesize
944B
MD5d0a4a3b9a52b8fe3b019f6cd0ef3dad6
SHA1fed70ce7834c3b97edbd078eccda1e5effa527cd
SHA25621942e513f223fdad778348fbb20617dd29f986bccd87824c0ae7f15649f3f31
SHA5121a66f837b4e7fb6346d0500aeacb44902fb8a239bce23416271263eba46fddae58a17075e188ae43eb516c841e02c87e32ebd73256c7cc2c0713d00c35f1761b
-
Filesize
944B
MD5de72a228bcabf1530b028259a45904a8
SHA18f584cd6b0e728a72e8fea86aeed8c308a80c95e
SHA2563aa6fc7f1a9f4947c43dd2a3533a4db67bc89774b9eaa4f31279a1ff223b4411
SHA512762d5ff80a9fe0c2361d5a50a65b4625ca30a65fefeda8a52c7dd41a79162e3fe6f8623808730d07fe1b199e514b9fe3937926891beb5113119469d4fcd3e4a2
-
Filesize
944B
MD5781da0576417bf414dc558e5a315e2be
SHA1215451c1e370be595f1c389f587efeaa93108b4c
SHA25641a5aef8b0bbeea2766f40a7bba2c78322379f167c610f7055ccb69e7db030fe
SHA51224e283aa30a2903ebe154dad49b26067a45e46fec57549ad080d3b9ec3f272044efaaed3822d067837f5521262192f466c47195ffe7f75f8c7c5dcf3159ea737
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
274KB
MD588505913c2c75f796c9a021aab2d356d
SHA15b5c06998d3e200c21c77ea4efaeaecdc7344e78
SHA25662e414e990e80c8203955b0e32948ddc64903b80a462c339f1babfb03e641204
SHA5126fa46be04c2693ea164fe52ddf3cca0bdafd1ab34d8c0f1c2bf3d361c6042f45375343f59e9474ded6718f8177a4f7eb19fddccd95f7fbb87aad12358b2d6905
-
Filesize
65KB
MD595f8f28f5a8503461db6804cda9c4934
SHA181c0a30e498093d41948777135bbd407c7611cda
SHA256aa40b9b929868482be1daae474d7c93426cd049f844c956865709ff8b7f240c2
SHA5125c3460372a6640a98dd1b1d34a03b951ec4a8942e9065475e982a207881f290aedc3b51fe73c0da4c527e222addd1de2be7ba541e82287e43e16fc544ab34461
-
Filesize
7.6MB
MD5aa16f3774491b600121545a5f194cefc
SHA1c872fe765ecff1dada8378ad8a12cd5cf0425219
SHA256c0a2b824a0fd05854818bfb81b02bc6178db3f8519807b15d844580099428e1d
SHA5128b50e7c6eca25ecc2196fbfaf42079873e3c532a90e8d8b691fb594da3e067593f86f0d6488d0c314a27d78519f33fcbfb4532f811997891d55a47d582e1b3a8
-
Filesize
244KB
MD574ffb0d60d647dd6ad8d00c1bee48011
SHA14c8a707a33b35b78f374c66d59f9c2314c20b25f
SHA256b481f1e0cfe25e5f19da0a0333c78661bf5c75c0b1c616ff4aaaa07aed31efd1
SHA512fc667f4560d6b19a9a4f37eb0e66c751eb348ffc0db69c7d0bd733dfd2df2dfdadc7b780cd93686350444cc14a54283bafe3afec611bcac3ad0239eda659f46c