Analysis
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max time kernel
44s -
max time network
75s -
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 11:11
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
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/3596-325-0x000000001AF20000-0x000000001AF2E000-memory.dmp disable_win_def -
Detect Xworm Payload 4 IoCs
Processes:
resource yara_rule behavioral2/files/0x000800000001ac3e-11.dat family_xworm behavioral2/memory/224-13-0x0000000000FF0000-0x0000000001032000-memory.dmp family_xworm behavioral2/files/0x000800000001ac3f-20.dat family_xworm behavioral2/memory/3596-34-0x00000000003B0000-0x00000000003C6000-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 196 powershell.exe 3484 powershell.exe 2748 powershell.exe 4156 powershell.exe -
Drops startup file 4 IoCs
Processes:
loaderr.exeinjectdll.exedescription 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 4 IoCs
Processes:
Loader.exeinjectdll.exeloaderr.exefixer.exepid Process 2892 Loader.exe 224 injectdll.exe 3596 loaderr.exe 704 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-1-5-21-1687926120-3022217735-1146543763-1000\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 2 freegeoip.app 7 ip-api.com 1 freegeoip.app -
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 1820 schtasks.exe 684 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
fixer.exepowershell.exeinjectdll.exepowershell.exepowershell.exepowershell.exeloaderr.exepid Process 704 fixer.exe 704 fixer.exe 704 fixer.exe 704 fixer.exe 4156 powershell.exe 4156 powershell.exe 4156 powershell.exe 224 injectdll.exe 196 powershell.exe 196 powershell.exe 196 powershell.exe 3484 powershell.exe 3484 powershell.exe 3484 powershell.exe 2748 powershell.exe 2748 powershell.exe 2748 powershell.exe 3596 loaderr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
injectdll.exeloaderr.exefixer.exepowershell.exepowershell.exepowershell.exedescription pid Process Token: SeDebugPrivilege 224 injectdll.exe Token: SeDebugPrivilege 3596 loaderr.exe Token: SeDebugPrivilege 704 fixer.exe Token: SeDebugPrivilege 4156 powershell.exe Token: SeDebugPrivilege 224 injectdll.exe Token: SeIncreaseQuotaPrivilege 4156 powershell.exe Token: SeSecurityPrivilege 4156 powershell.exe Token: SeTakeOwnershipPrivilege 4156 powershell.exe Token: SeLoadDriverPrivilege 4156 powershell.exe Token: SeSystemProfilePrivilege 4156 powershell.exe Token: SeSystemtimePrivilege 4156 powershell.exe Token: SeProfSingleProcessPrivilege 4156 powershell.exe Token: SeIncBasePriorityPrivilege 4156 powershell.exe Token: SeCreatePagefilePrivilege 4156 powershell.exe Token: SeBackupPrivilege 4156 powershell.exe Token: SeRestorePrivilege 4156 powershell.exe Token: SeShutdownPrivilege 4156 powershell.exe Token: SeDebugPrivilege 4156 powershell.exe Token: SeSystemEnvironmentPrivilege 4156 powershell.exe Token: SeRemoteShutdownPrivilege 4156 powershell.exe Token: SeUndockPrivilege 4156 powershell.exe Token: SeManageVolumePrivilege 4156 powershell.exe Token: 33 4156 powershell.exe Token: 34 4156 powershell.exe Token: 35 4156 powershell.exe Token: 36 4156 powershell.exe Token: SeDebugPrivilege 196 powershell.exe Token: SeIncreaseQuotaPrivilege 196 powershell.exe Token: SeSecurityPrivilege 196 powershell.exe Token: SeTakeOwnershipPrivilege 196 powershell.exe Token: SeLoadDriverPrivilege 196 powershell.exe Token: SeSystemProfilePrivilege 196 powershell.exe Token: SeSystemtimePrivilege 196 powershell.exe Token: SeProfSingleProcessPrivilege 196 powershell.exe Token: SeIncBasePriorityPrivilege 196 powershell.exe Token: SeCreatePagefilePrivilege 196 powershell.exe Token: SeBackupPrivilege 196 powershell.exe Token: SeRestorePrivilege 196 powershell.exe Token: SeShutdownPrivilege 196 powershell.exe Token: SeDebugPrivilege 196 powershell.exe Token: SeSystemEnvironmentPrivilege 196 powershell.exe Token: SeRemoteShutdownPrivilege 196 powershell.exe Token: SeUndockPrivilege 196 powershell.exe Token: SeManageVolumePrivilege 196 powershell.exe Token: 33 196 powershell.exe Token: 34 196 powershell.exe Token: 35 196 powershell.exe Token: 36 196 powershell.exe Token: SeDebugPrivilege 3484 powershell.exe Token: SeIncreaseQuotaPrivilege 3484 powershell.exe Token: SeSecurityPrivilege 3484 powershell.exe Token: SeTakeOwnershipPrivilege 3484 powershell.exe Token: SeLoadDriverPrivilege 3484 powershell.exe Token: SeSystemProfilePrivilege 3484 powershell.exe Token: SeSystemtimePrivilege 3484 powershell.exe Token: SeProfSingleProcessPrivilege 3484 powershell.exe Token: SeIncBasePriorityPrivilege 3484 powershell.exe Token: SeCreatePagefilePrivilege 3484 powershell.exe Token: SeBackupPrivilege 3484 powershell.exe Token: SeRestorePrivilege 3484 powershell.exe Token: SeShutdownPrivilege 3484 powershell.exe Token: SeDebugPrivilege 3484 powershell.exe Token: SeSystemEnvironmentPrivilege 3484 powershell.exe Token: SeRemoteShutdownPrivilege 3484 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
injectdll.exeloaderr.exepid Process 224 injectdll.exe 3596 loaderr.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
Loader V2.exeLoader.exeloaderr.exeinjectdll.exedescription pid Process procid_target PID 4092 wrote to memory of 2892 4092 Loader V2.exe 73 PID 4092 wrote to memory of 2892 4092 Loader V2.exe 73 PID 4092 wrote to memory of 224 4092 Loader V2.exe 74 PID 4092 wrote to memory of 224 4092 Loader V2.exe 74 PID 2892 wrote to memory of 3596 2892 Loader.exe 75 PID 2892 wrote to memory of 3596 2892 Loader.exe 75 PID 2892 wrote to memory of 704 2892 Loader.exe 76 PID 2892 wrote to memory of 704 2892 Loader.exe 76 PID 3596 wrote to memory of 4156 3596 loaderr.exe 78 PID 3596 wrote to memory of 4156 3596 loaderr.exe 78 PID 224 wrote to memory of 1820 224 injectdll.exe 80 PID 224 wrote to memory of 1820 224 injectdll.exe 80 PID 3596 wrote to memory of 196 3596 loaderr.exe 83 PID 3596 wrote to memory of 196 3596 loaderr.exe 83 PID 3596 wrote to memory of 3484 3596 loaderr.exe 85 PID 3596 wrote to memory of 3484 3596 loaderr.exe 85 PID 3596 wrote to memory of 2748 3596 loaderr.exe 87 PID 3596 wrote to memory of 2748 3596 loaderr.exe 87 PID 3596 wrote to memory of 684 3596 loaderr.exe 90 PID 3596 wrote to memory of 684 3596 loaderr.exe 90 -
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:4092 -
C:\Users\Admin\AppData\Roaming\Loader.exe"C:\Users\Admin\AppData\Roaming\Loader.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2892 -
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:3596 -
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:4156
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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:196
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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:3484
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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:2748
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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:684
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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:704
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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:224 -
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:1820
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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
1KB
MD544ea609082c00598b851688b716ea7a0
SHA10bea7ec9c559feafcae3aca82cf46e73c79ecad3
SHA256aa5e58c101be46ff5fed11747bc6698ec5030405eabd7df429acb66cc048f5c5
SHA512b9289c8c87e746da4cf55e5015482e5c620496cf098e678a278982bf003eef931cc7286bbd59b93e50d284cd51a0c897a00c0bf434be0a872b137966041470d1
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Filesize
1KB
MD59a4be7b8ade560c97b203a8f9c083163
SHA180a5f4e6bb990ee49c15ca59e7ebc4a0d985cb6f
SHA256a2245e2a440979c7a946be2816a555e1eb11a65fce85d1b6c2a7e5312cad49ff
SHA51283c6b6bc62f5e33d4d9b324602fc2105e92440e8399e8b22ad566345c4453715ff1dd2b1efcc1a334454941bb6eb92e6cdcd28bb3520441c75c07d575d2fc04e
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Filesize
1KB
MD5ccb338f86e4e1f006de170b493ec1fb3
SHA15fb6a310b4fe3779eb2ea2de5cd59724634349dc
SHA256e4f32c21c5aeff7d0d6c22117f12e6106ca20437be82a184514b2aff37821885
SHA512a712df319179ee98a3bd171d70f61e725613b68058d87d8634f5279ee2ab157af97323b35f2e152d509fa75b031de715f52f8a5ce82e732ce576d4058a3fd44d
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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
MD52d66557d2890742fc37c0142e5472f9c
SHA1059eb150edf412f44a5b96aefda95474077ad755
SHA25626d91465a7f7d59054f36f42c5546dbdf379852e42993e7c1d2d6cd8bc54d0d3
SHA5125588785bb75b2eb0f60a351b0deb4c54eae0bed514e1ebf206ac9610bea1c3cfdd46ed8199061934e6cd1fddefdcb3ff1764c8fb1d7494954c7bdd82222b72ce
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Filesize
532B
MD58682130a5b9d9b2c45c689302abae9a1
SHA1729c3a656ab8b19bd69cd5bbeea1aaff1fe5ef9d
SHA25643a875512c97cb19c21876e3abfe58b90e5c373e55552852e976d418a9c59e31
SHA512294cac0d87c376c6d7569d11ca2b57d7b44c7da9ec3a02d76f1e76e804e237e982db9bdef0a20f01b74a0ae3063d791508083f9936b812c2961315ff44aa2d2b
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Filesize
547B
MD516d05470720ab8fc6d6d523ba2280c92
SHA16a47ea9f4bd832aaa9962aa90330fa42d15fe713
SHA25628c754aff6187ba010a2b33ad4e80652894db9449cb9b3cd34869e427f4ebc6f
SHA51289004b86ba0273fd04880b260eb62d95013398ed1d4a82941d3c91818d59f6828044b8fc79eaf9b2b32281f2992ed649c23b7dee1c2d56de6d0449f686fd7995
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Filesize
7.6MB
MD5aa16f3774491b600121545a5f194cefc
SHA1c872fe765ecff1dada8378ad8a12cd5cf0425219
SHA256c0a2b824a0fd05854818bfb81b02bc6178db3f8519807b15d844580099428e1d
SHA5128b50e7c6eca25ecc2196fbfaf42079873e3c532a90e8d8b691fb594da3e067593f86f0d6488d0c314a27d78519f33fcbfb4532f811997891d55a47d582e1b3a8
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Filesize
244KB
MD574ffb0d60d647dd6ad8d00c1bee48011
SHA14c8a707a33b35b78f374c66d59f9c2314c20b25f
SHA256b481f1e0cfe25e5f19da0a0333c78661bf5c75c0b1c616ff4aaaa07aed31efd1
SHA512fc667f4560d6b19a9a4f37eb0e66c751eb348ffc0db69c7d0bd733dfd2df2dfdadc7b780cd93686350444cc14a54283bafe3afec611bcac3ad0239eda659f46c