Analysis
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max time kernel
150s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
28-03-2024 13:29
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe
Resource
win7-20240221-en
General
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Target
SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe
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Size
948KB
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MD5
adcc598af7caec5a2b261c869bf784b0
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SHA1
55eb16719270a3bf2755f1d3435b09078838c49c
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SHA256
7d623dcdebf0992732101afeb5c3821ca95e297b2992aef9c16ebb44aa6c47b0
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SHA512
bbfcddd524e5f654290bd30919ed7aad61e64ae3919af202457d74c34b1314b7bb288c1dd8414d02bb8f61a207c8bd9e8fcc98347b9b128e414a72258ecfdd7f
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SSDEEP
24576:n3qKdgSMzbbnNEvizbKZiiwt3Tggzbsye5HMPKZ2W0gXKXJ:naKNMDNqizCeegPsye+PKOZX
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2384 netsh.exe -
Drops startup file 2 IoCs
Processes:
WindowsUpdate.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5a3391652b95668e76de4bdcdda5a9dd.exe WindowsUpdate.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5a3391652b95668e76de4bdcdda5a9dd.exe WindowsUpdate.exe -
Executes dropped EXE 1 IoCs
Processes:
WindowsUpdate.exepid process 2716 WindowsUpdate.exe -
Loads dropped DLL 1 IoCs
Processes:
SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exepid process 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
WindowsUpdate.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\5a3391652b95668e76de4bdcdda5a9dd = "\"C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe\" .." WindowsUpdate.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5a3391652b95668e76de4bdcdda5a9dd = "\"C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe\" .." WindowsUpdate.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 16 IoCs
Processes:
SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exeWindowsUpdate.exepid process 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe 2716 WindowsUpdate.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 51 IoCs
Processes:
WindowsUpdate.exedescription pid process Token: SeDebugPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe Token: 33 2716 WindowsUpdate.exe Token: SeIncBasePriorityPrivilege 2716 WindowsUpdate.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exeWindowsUpdate.exepid process 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe 2716 WindowsUpdate.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exeWindowsUpdate.exedescription pid process target process PID 2100 wrote to memory of 2716 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe WindowsUpdate.exe PID 2100 wrote to memory of 2716 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe WindowsUpdate.exe PID 2100 wrote to memory of 2716 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe WindowsUpdate.exe PID 2100 wrote to memory of 2716 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe WindowsUpdate.exe PID 2100 wrote to memory of 2716 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe WindowsUpdate.exe PID 2100 wrote to memory of 2716 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe WindowsUpdate.exe PID 2100 wrote to memory of 2716 2100 SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe WindowsUpdate.exe PID 2716 wrote to memory of 2384 2716 WindowsUpdate.exe netsh.exe PID 2716 wrote to memory of 2384 2716 WindowsUpdate.exe netsh.exe PID 2716 wrote to memory of 2384 2716 WindowsUpdate.exe netsh.exe PID 2716 wrote to memory of 2384 2716 WindowsUpdate.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen10.9096.15276.30319.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\WindowsUpdate.exe"C:\Users\Admin\AppData\Roaming\WindowsUpdate.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\WindowsUpdate.exe" "WindowsUpdate.exe" ENABLE3⤵
- Modifies Windows Firewall
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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\Users\Admin\AppData\Roaming\WindowsUpdate.exeFilesize
948KB
MD5adcc598af7caec5a2b261c869bf784b0
SHA155eb16719270a3bf2755f1d3435b09078838c49c
SHA2567d623dcdebf0992732101afeb5c3821ca95e297b2992aef9c16ebb44aa6c47b0
SHA512bbfcddd524e5f654290bd30919ed7aad61e64ae3919af202457d74c34b1314b7bb288c1dd8414d02bb8f61a207c8bd9e8fcc98347b9b128e414a72258ecfdd7f
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memory/2100-17-0x0000000000B70000-0x0000000000EEC000-memory.dmpFilesize
3.5MB
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memory/2100-2-0x0000000073F70000-0x000000007451B000-memory.dmpFilesize
5.7MB
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memory/2100-3-0x0000000002A90000-0x0000000002AD0000-memory.dmpFilesize
256KB
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memory/2100-1-0x0000000073F70000-0x000000007451B000-memory.dmpFilesize
5.7MB
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memory/2100-9-0x0000000006500000-0x000000000687C000-memory.dmpFilesize
3.5MB
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memory/2100-0-0x0000000000B70000-0x0000000000EEC000-memory.dmpFilesize
3.5MB
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memory/2100-18-0x0000000073F70000-0x000000007451B000-memory.dmpFilesize
5.7MB
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memory/2716-11-0x0000000000B80000-0x0000000000EFC000-memory.dmpFilesize
3.5MB
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memory/2716-14-0x0000000073F70000-0x000000007451B000-memory.dmpFilesize
5.7MB
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memory/2716-15-0x0000000002E80000-0x0000000002EC0000-memory.dmpFilesize
256KB
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memory/2716-24-0x0000000000B80000-0x0000000000EFC000-memory.dmpFilesize
3.5MB
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memory/2716-25-0x0000000073F70000-0x000000007451B000-memory.dmpFilesize
5.7MB
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memory/2716-26-0x0000000002E80000-0x0000000002EC0000-memory.dmpFilesize
256KB