Analysis
-
max time kernel
48s -
max time network
50s -
platform
windows10-ltsc 2021_x64 -
resource
win10ltsc2021-20241023-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system -
submitted
16-11-2024 17:13
Static task
static1
Errors
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
-
44Caliber family
-
Detect Xworm Payload 4 IoCs
resource yara_rule behavioral1/files/0x00280000000450cb-20.dat family_xworm behavioral1/memory/4152-31-0x0000000000C00000-0x0000000000C42000-memory.dmp family_xworm behavioral1/files/0x00280000000450cd-39.dat family_xworm behavioral1/memory/3156-71-0x0000000000680000-0x0000000000696000-memory.dmp family_xworm -
Xworm family
-
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 1116 powershell.exe 3648 powershell.exe 1888 powershell.exe 3048 powershell.exe -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4074627901-37362009-3519777259-1000\Control Panel\International\Geo\Nation loaderr.exe Key value queried \REGISTRY\USER\S-1-5-21-4074627901-37362009-3519777259-1000\Control Panel\International\Geo\Nation injectdll.exe Key value queried \REGISTRY\USER\S-1-5-21-4074627901-37362009-3519777259-1000\Control Panel\International\Geo\Nation Loader V2.exe Key value queried \REGISTRY\USER\S-1-5-21-4074627901-37362009-3519777259-1000\Control Panel\International\Geo\Nation Loader.exe -
Drops startup file 4 IoCs
description ioc Process 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 File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svhost.lnk injectdll.exe -
Executes dropped EXE 4 IoCs
pid Process 2692 Loader.exe 4152 injectdll.exe 3156 loaderr.exe 3708 fixer.exe -
Reads user/profile data of web browsers 3 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
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4074627901-37362009-3519777259-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svhost = "C:\\Users\\Admin\\AppData\\Roaming\\svhost.exe" injectdll.exe Set value (str) \REGISTRY\USER\S-1-5-21-4074627901-37362009-3519777259-1000\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 8 freegeoip.app 9 freegeoip.app 23 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.
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 -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "18" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.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 2424 schtasks.exe 1268 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3708 fixer.exe 3708 fixer.exe 3708 fixer.exe 3708 fixer.exe 1888 powershell.exe 1888 powershell.exe 4152 injectdll.exe 3048 powershell.exe 3048 powershell.exe 1116 powershell.exe 1116 powershell.exe 3648 powershell.exe 3648 powershell.exe 3156 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4152 injectdll.exe Token: SeDebugPrivilege 3708 fixer.exe Token: SeDebugPrivilege 3156 loaderr.exe Token: SeDebugPrivilege 1888 powershell.exe Token: SeIncreaseQuotaPrivilege 1888 powershell.exe Token: SeSecurityPrivilege 1888 powershell.exe Token: SeTakeOwnershipPrivilege 1888 powershell.exe Token: SeLoadDriverPrivilege 1888 powershell.exe Token: SeSystemProfilePrivilege 1888 powershell.exe Token: SeSystemtimePrivilege 1888 powershell.exe Token: SeProfSingleProcessPrivilege 1888 powershell.exe Token: SeIncBasePriorityPrivilege 1888 powershell.exe Token: SeCreatePagefilePrivilege 1888 powershell.exe Token: SeBackupPrivilege 1888 powershell.exe Token: SeRestorePrivilege 1888 powershell.exe Token: SeShutdownPrivilege 1888 powershell.exe Token: SeDebugPrivilege 1888 powershell.exe Token: SeSystemEnvironmentPrivilege 1888 powershell.exe Token: SeRemoteShutdownPrivilege 1888 powershell.exe Token: SeUndockPrivilege 1888 powershell.exe Token: SeManageVolumePrivilege 1888 powershell.exe Token: 33 1888 powershell.exe Token: 34 1888 powershell.exe Token: 35 1888 powershell.exe Token: 36 1888 powershell.exe Token: SeDebugPrivilege 4152 injectdll.exe Token: SeDebugPrivilege 3048 powershell.exe Token: SeIncreaseQuotaPrivilege 3048 powershell.exe Token: SeSecurityPrivilege 3048 powershell.exe Token: SeTakeOwnershipPrivilege 3048 powershell.exe Token: SeLoadDriverPrivilege 3048 powershell.exe Token: SeSystemProfilePrivilege 3048 powershell.exe Token: SeSystemtimePrivilege 3048 powershell.exe Token: SeProfSingleProcessPrivilege 3048 powershell.exe Token: SeIncBasePriorityPrivilege 3048 powershell.exe Token: SeCreatePagefilePrivilege 3048 powershell.exe Token: SeBackupPrivilege 3048 powershell.exe Token: SeRestorePrivilege 3048 powershell.exe Token: SeShutdownPrivilege 3048 powershell.exe Token: SeDebugPrivilege 3048 powershell.exe Token: SeSystemEnvironmentPrivilege 3048 powershell.exe Token: SeRemoteShutdownPrivilege 3048 powershell.exe Token: SeUndockPrivilege 3048 powershell.exe Token: SeManageVolumePrivilege 3048 powershell.exe Token: 33 3048 powershell.exe Token: 34 3048 powershell.exe Token: 35 3048 powershell.exe Token: 36 3048 powershell.exe Token: SeDebugPrivilege 1116 powershell.exe Token: SeIncreaseQuotaPrivilege 1116 powershell.exe Token: SeSecurityPrivilege 1116 powershell.exe Token: SeTakeOwnershipPrivilege 1116 powershell.exe Token: SeLoadDriverPrivilege 1116 powershell.exe Token: SeSystemProfilePrivilege 1116 powershell.exe Token: SeSystemtimePrivilege 1116 powershell.exe Token: SeProfSingleProcessPrivilege 1116 powershell.exe Token: SeIncBasePriorityPrivilege 1116 powershell.exe Token: SeCreatePagefilePrivilege 1116 powershell.exe Token: SeBackupPrivilege 1116 powershell.exe Token: SeRestorePrivilege 1116 powershell.exe Token: SeShutdownPrivilege 1116 powershell.exe Token: SeDebugPrivilege 1116 powershell.exe Token: SeSystemEnvironmentPrivilege 1116 powershell.exe Token: SeRemoteShutdownPrivilege 1116 powershell.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4152 injectdll.exe 3156 loaderr.exe 1508 LogonUI.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2584 wrote to memory of 2692 2584 Loader V2.exe 81 PID 2584 wrote to memory of 2692 2584 Loader V2.exe 81 PID 2584 wrote to memory of 4152 2584 Loader V2.exe 82 PID 2584 wrote to memory of 4152 2584 Loader V2.exe 82 PID 2692 wrote to memory of 3156 2692 Loader.exe 84 PID 2692 wrote to memory of 3156 2692 Loader.exe 84 PID 2692 wrote to memory of 3708 2692 Loader.exe 85 PID 2692 wrote to memory of 3708 2692 Loader.exe 85 PID 3156 wrote to memory of 1888 3156 loaderr.exe 87 PID 3156 wrote to memory of 1888 3156 loaderr.exe 87 PID 4152 wrote to memory of 1268 4152 injectdll.exe 92 PID 4152 wrote to memory of 1268 4152 injectdll.exe 92 PID 3156 wrote to memory of 3048 3156 loaderr.exe 94 PID 3156 wrote to memory of 3048 3156 loaderr.exe 94 PID 3156 wrote to memory of 1116 3156 loaderr.exe 97 PID 3156 wrote to memory of 1116 3156 loaderr.exe 97 PID 3156 wrote to memory of 3648 3156 loaderr.exe 99 PID 3156 wrote to memory of 3648 3156 loaderr.exe 99 PID 3156 wrote to memory of 2424 3156 loaderr.exe 101 PID 3156 wrote to memory of 2424 3156 loaderr.exe 101 -
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⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2584 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Users\Admin\AppData\Local\Temp\loaderr.exe"C:\Users\Admin\AppData\Local\Temp\loaderr.exe"3⤵
- Checks computer location settings
- 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:3156 -
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:1888
-
-
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:3048
-
-
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:1116
-
-
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:3648
-
-
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:2424
-
-
-
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:3708
-
-
-
C:\Users\Admin\AppData\Roaming\injectdll.exe"C:\Users\Admin\AppData\Roaming\injectdll.exe"2⤵
- Checks computer location settings
- 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:4152 -
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:1268
-
-
-
C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa3a24855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1508
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
1KB
MD5d784fa52946fa88f504a98f7e1f6f042
SHA1c58d1f5e08128e4feb38a72d273dadcd98de1237
SHA25653a36d0e37c8eea82911d140a7ec89d7b6c7387846f6b20e92d37a312fa86f7e
SHA5121e406c88c8931a7d1ed8ace91c61a6345103573d753218b085712f468e40e537c4cdc214788398a2a0767ca91d197eda3547cf4555cd47002f8cce44f5aad201
-
Filesize
3KB
MD53eb3833f769dd890afc295b977eab4b4
SHA1e857649b037939602c72ad003e5d3698695f436f
SHA256c485a6e2fd17c342fca60060f47d6a5655a65a412e35e001bb5bf88d96e6e485
SHA512c24bbc8f278478d43756807b8c584d4e3fb2289db468bc92986a489f74a8da386a667a758360a397e77e018e363be8912ac260072fa3e31117ad0599ac749e72
-
Filesize
1KB
MD5c67441dfa09f61bca500bb43407c56b8
SHA15a56cf7cbeb48c109e2128c31b681fac3959157b
SHA25663082da456c124d0bc516d2161d1613db5f3008d903e4066d2c7b4e90b435f33
SHA512325de8b718b3a01df05e20e028c5882240e5fd2e96c771361b776312923ff178f27494a1f5249bf6d7365a99155eb8735a51366e85597008e6a10462e63ee0e8
-
Filesize
1KB
MD5dd898d1b5765d2c6af25566dac42d5e3
SHA16bc216917284103ef14d7335b60e5c481732c381
SHA25667ef10f50dc2bb3bb0cb1e655275e97ab3c25aeed9a0860923a1965b2caf7a75
SHA512467b3900a18fd494aa64167960614e8b324f11d7d1702e7751c8d8a190538b80ca30f602f92a813e8e3aa18f643055416492ef58886c9e30e274a12d1134428e
-
Filesize
1KB
MD517778af19fc59e0d1837565339d38967
SHA186e7dc5ef03b9e0fc8de825bca0c813e1d0c51ea
SHA25679afb5effdf990463f18b7a137a537b9dc38f44af7e7f6f25127659021ef50c0
SHA512844084d3f9969c9d3031b2335d2f7622d83561f32b054a18bf5f74665ea2b41b89324b4123bc0c18afb1935267c372cdb1b40c168ad53d00f1f5264d10cafeea
-
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