Analysis
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max time kernel
43s -
max time network
57s -
platform
windows11-21h2_x64 -
resource
win11-20240730-en -
resource tags
arch:x64arch:x86image:win11-20240730-enlocale:en-usos:windows11-21h2-x64system -
submitted
02-08-2024 11:11
Static task
static1
Behavioral task
behavioral1
Sample
Loader V2.exe
Resource
win7-20240704-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
Errors
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 behavioral4/memory/4848-232-0x0000000002DD0000-0x0000000002DDE000-memory.dmp disable_win_def -
Detect Xworm Payload 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\injectdll.exe family_xworm behavioral4/memory/3408-27-0x00000000008D0000-0x0000000000912000-memory.dmp family_xworm C:\Users\Admin\AppData\Local\Temp\loaderr.exe family_xworm behavioral4/memory/4848-59-0x0000000000D10000-0x0000000000D26000-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 2632 powershell.exe 3208 powershell.exe 576 powershell.exe 2372 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 4 IoCs
Processes:
Loader.exeinjectdll.exeloaderr.exefixer.exepid process 1800 Loader.exe 3408 injectdll.exe 4848 loaderr.exe 2080 fixer.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-1-5-21-1974522869-4251526421-3305193628-1000\Software\Microsoft\Windows\CurrentVersion\Run\svhost = "C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe" injectdll.exe Set value (str) \REGISTRY\USER\S-1-5-21-1974522869-4251526421-3305193628-1000\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 4 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 3348 schtasks.exe 1100 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
fixer.exepowershell.exepowershell.exepowershell.exepowershell.exeinjectdll.exeloaderr.exepid process 2080 fixer.exe 2080 fixer.exe 2080 fixer.exe 2080 fixer.exe 2632 powershell.exe 2632 powershell.exe 3208 powershell.exe 3208 powershell.exe 576 powershell.exe 576 powershell.exe 2372 powershell.exe 2372 powershell.exe 3408 injectdll.exe 4848 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
Processes:
injectdll.exefixer.exeloaderr.exepowershell.exepowershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 3408 injectdll.exe Token: SeDebugPrivilege 2080 fixer.exe Token: SeDebugPrivilege 4848 loaderr.exe Token: SeDebugPrivilege 2632 powershell.exe Token: SeDebugPrivilege 3208 powershell.exe Token: SeDebugPrivilege 576 powershell.exe Token: SeDebugPrivilege 2372 powershell.exe Token: SeDebugPrivilege 3408 injectdll.exe Token: SeDebugPrivilege 4848 loaderr.exe Token: SeShutdownPrivilege 4848 loaderr.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
injectdll.exeloaderr.exepid process 3408 injectdll.exe 4848 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Loader V2.exeLoader.exeloaderr.exeinjectdll.exedescription pid process target process PID 2680 wrote to memory of 1800 2680 Loader V2.exe Loader.exe PID 2680 wrote to memory of 1800 2680 Loader V2.exe Loader.exe PID 2680 wrote to memory of 3408 2680 Loader V2.exe injectdll.exe PID 2680 wrote to memory of 3408 2680 Loader V2.exe injectdll.exe PID 1800 wrote to memory of 4848 1800 Loader.exe loaderr.exe PID 1800 wrote to memory of 4848 1800 Loader.exe loaderr.exe PID 1800 wrote to memory of 2080 1800 Loader.exe fixer.exe PID 1800 wrote to memory of 2080 1800 Loader.exe fixer.exe PID 4848 wrote to memory of 2632 4848 loaderr.exe powershell.exe PID 4848 wrote to memory of 2632 4848 loaderr.exe powershell.exe PID 4848 wrote to memory of 3208 4848 loaderr.exe powershell.exe PID 4848 wrote to memory of 3208 4848 loaderr.exe powershell.exe PID 4848 wrote to memory of 576 4848 loaderr.exe powershell.exe PID 4848 wrote to memory of 576 4848 loaderr.exe powershell.exe PID 4848 wrote to memory of 2372 4848 loaderr.exe powershell.exe PID 4848 wrote to memory of 2372 4848 loaderr.exe powershell.exe PID 3408 wrote to memory of 3348 3408 injectdll.exe schtasks.exe PID 3408 wrote to memory of 3348 3408 injectdll.exe schtasks.exe PID 4848 wrote to memory of 1100 4848 loaderr.exe schtasks.exe PID 4848 wrote to memory of 1100 4848 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:2680 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1800 -
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:4848 -
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:2632 -
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:3208 -
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:576 -
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:2372 -
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:1100 -
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:2080 -
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:3408 -
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:3348
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
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Downloads
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Filesize
112B
MD5e8c4aee6383d31ac1cce0ebc231ebf01
SHA1c8dc3b46ec43aab942774ebc4b889a653a9a835f
SHA2566904d097e44a403026306b242810ae3144a8fd2c06a8c09dd89d12dc9af6a3ab
SHA512a89c97f10e38cb8b23a1cd181e7676558c2e188f30e0496051306c9d49dee0a6b744c082fa0a584cd861c8c2eace07ca0e9881a991cddb8bd17c610a2133d1a0
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Filesize
422B
MD5811c251ec0200b01e4f763f7f009e17e
SHA115a2a2c7bfda0e709382e502a21e40d9f704a92e
SHA256d29692905409a77c684d9278d2f8ac2b28365c5895733dacd9b9a35ebd9ed449
SHA5120993aec16e25f0773110972a5466812e8a028fbd0afb22113f3565ed0ebae5078507afd85dd12f9c30c76723e1900736603f8d13816590e26573d9a6918aa365
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Filesize
744B
MD5774ee2c72e38a7cd9b3267e9fce484fa
SHA1e6eed7e64a44dfa3981778f115a0f2d38f37e266
SHA256587d092a6f0395689171262805052968da2cdf12b21bae7d86b124589e16ae09
SHA5124013ed74ba36664dda85d0b5e802e8b4bf6d1354512fb078fc49bf572818c6d7b5f7aa469b971b6dc347020e6f3e19809eafc0a1c41ab0f789a8b2505a4731a2
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Filesize
1KB
MD5b48a18a23c7b855738f1530d3b0eb351
SHA1e1a8798af6445fa15d367961b5a5c507429df2be
SHA2568299c4a65bcdfe420d760a48af41b3ec606f8948bf6d77eaba225b342a7e678a
SHA512e4f1090a22aa79c881a88e7559965503e4f4ed0148cbc448ad5bf9dc161d81f3a86cf331c3f5aca5d6f242127abda9132e6ca4a35bf8082e5c9dcf2572377f64
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Filesize
2KB
MD5627073ee3ca9676911bee35548eff2b8
SHA14c4b68c65e2cab9864b51167d710aa29ebdcff2e
SHA25685b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c
SHA5123c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb
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Filesize
944B
MD5d0a4a3b9a52b8fe3b019f6cd0ef3dad6
SHA1fed70ce7834c3b97edbd078eccda1e5effa527cd
SHA25621942e513f223fdad778348fbb20617dd29f986bccd87824c0ae7f15649f3f31
SHA5121a66f837b4e7fb6346d0500aeacb44902fb8a239bce23416271263eba46fddae58a17075e188ae43eb516c841e02c87e32ebd73256c7cc2c0713d00c35f1761b
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Filesize
944B
MD54093e5ab3812960039eba1a814c2ffb0
SHA1b5e4a98a80be72fccd3cc910e93113d2febef298
SHA256c0794e2b7036ce5612446a8b15e0c8387773bbc921f63cf8849f8a1f4ef3878c
SHA512f3555b45aa1a1dd5214716dc81a05905c4ecd5a3e1276d35e08c65623ab1d14d469b3b576a5d9638264c1222d73889d2cc1ee43fb579d9ca3fcddd9f557cac7b
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Filesize
944B
MD55a229813bb19961125dd054b7137e8a7
SHA1467c80909ebdfac7d0d9da24528fcb23ac052548
SHA2569681554aa5cc22dd2b54fe5089f6417341c2c32915a3feadc61fc864f0742177
SHA51237a408318d49bbe01acb04e57e5222e3cec89cd063ea26e18f20095955a85324bdccd036cb6efd4705a158b327041e66d4724ba3c87d6f8fa4428a99a93d87cd
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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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