Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2024, 12:44
Static task
static1
Behavioral task
behavioral1
Sample
5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe
Resource
win10v2004-20241007-en
General
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Target
5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe
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Size
114KB
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MD5
ae4ef3ccdb7b4e105c23f6b099ec4cb0
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SHA1
3d75d4bda09cdf917ef36fb25e831ef9d1782c5c
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SHA256
5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239b
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SHA512
b49a409c48cf99cb7615434225506849d7dfcca1bcc5cab923dffff381d696a71726a19542783c5b17e6113c480ebc93146d4bcf30c3439934ec075044a6d921
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SSDEEP
3072:zZjurA1K+w7KMuu1F+/jmSkmngV5CvMabvl:1V9pj/2+2QDbt
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\users\admin\appdata\local\temp\5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bn.exe = "c:\\users\\admin\\appdata\\local\\temp\\5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bn.exe:*:Enabled:SMPN" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\wservices = "c:\\windows\\wservices.exe" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\msrpc = "c:\\windows\\msrpc.exe" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wservices\ImagePath = "c:\\windows\\wservices.exe" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\wservices = "c:\\windows\\wservices.exe" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\wservices = "c:\\windows\\wservices.exe" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsassv = "c:\\windows\\lsassv.exe" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\y: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\x: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\v: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\p: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\n: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\l: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\k: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\z: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\s: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\o: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\m: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\i: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\g: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\w: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\u: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\t: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\e: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\r: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\q: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\j: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened (read-only) \??\h: 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\regedit.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File created \??\c:\windows\wservices.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened for modification \??\c:\windows\wservices.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File created \??\c:\windows\lsassv.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File created \??\c:\windows\calc.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened for modification \??\c:\windows\calc.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File created \??\c:\windows\regedit2.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened for modification \??\c:\windows\regedit2.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened for modification \??\c:\windows\mui\rctfd.sys 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File created \??\c:\windows\Start Menu\Programs\Startup\AdobeLoader.scr 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File created \??\c:\windows\msrpc.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened for modification \??\c:\windows\msrpc.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File created \??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\AdobeLoader.scr 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe File opened for modification \??\c:\windows\lsassv.exe 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
Modifies registry class 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bn.exe" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\VerProg = "159" 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A} 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4432 5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe"C:\Users\Admin\AppData\Local\Temp\5c3a5108cb13a9cf6aee2ce4962c780e431eb3be5f776fd57992b2e4305c239bN.exe"1⤵
- Modifies firewall policy service
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:4432
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
4Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
114KB
MD53d7392f76cc32c515715ee39605d59e1
SHA1c8807f4a744959f80718ff9ba6a6d0468220f72b
SHA2567e782400d26a7cb395b6a862f4c2fd9cb634bec337f9f5579704c83cf3fef333
SHA51223e4699d9d40cc16473b352d92a489c5509d4e72aee4c674d58a88990d669d7a4814ef731b478a583a3c91aad3d451670df34d548e77a76342dea1fef6d2f38a