Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-11-2024 05:18
Behavioral task
behavioral1
Sample
4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe
Resource
win10v2004-20241007-en
General
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Target
4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe
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Size
998KB
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MD5
56a9ef324e5cd6971a5f91cf327f99da
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SHA1
95a6a08c0eb1b13596f1e69a24b309cf260aa094
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SHA256
eab332009eb24e37ee6c9355d19906b7da1b7d9b5a1c73fb793c9d0d0b34aec9
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SHA512
e5340567eb609a52762e9a4f2373ce5766a5b04335642f4ff7b13028f6774f589ca11b01a231f821818acdb3bede97c48b860099f74e865174111a6f8eaaebb2
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SSDEEP
12288:fMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9VXKFUoanc:fnsJ39LyjbJkQFMhmC+6GD96yc
Malware Config
Extracted
xred
xred.mooo.com
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payload_url
http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978
https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download
https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1
http://xred.site50.net/syn/SUpdate.ini
https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download
https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1
http://xred.site50.net/syn/Synaptics.rar
https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download
https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1
http://xred.site50.net/syn/SSLLibrary.dll
Signatures
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Njrat family
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Xred family
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1844 netsh.exe -
Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation Synaptics.exe Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation ._cache_Synaptics.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4eb37852a0eff3d12ee195891381805c.exe server.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4eb37852a0eff3d12ee195891381805c.exe server.exe -
Executes dropped EXE 4 IoCs
pid Process 5068 ._cache_4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe 5064 Synaptics.exe 4956 ._cache_Synaptics.exe 2124 server.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\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe" 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\4eb37852a0eff3d12ee195891381805c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\4eb37852a0eff3d12ee195891381805c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 6 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 netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ._cache_4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Synaptics.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ._cache_Synaptics.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Synaptics.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2152 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 5068 ._cache_4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe 4956 ._cache_Synaptics.exe 2124 server.exe -
Suspicious use of AdjustPrivilegeToken 25 IoCs
description pid Process Token: SeDebugPrivilege 5068 ._cache_4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe Token: SeDebugPrivilege 4956 ._cache_Synaptics.exe Token: SeDebugPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe Token: 33 2124 server.exe Token: SeIncBasePriorityPrivilege 2124 server.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2152 EXCEL.EXE 2152 EXCEL.EXE 2152 EXCEL.EXE 2152 EXCEL.EXE 2152 EXCEL.EXE 2152 EXCEL.EXE 2152 EXCEL.EXE 2152 EXCEL.EXE -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2160 wrote to memory of 5068 2160 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe 86 PID 2160 wrote to memory of 5068 2160 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe 86 PID 2160 wrote to memory of 5068 2160 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe 86 PID 2160 wrote to memory of 5064 2160 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe 87 PID 2160 wrote to memory of 5064 2160 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe 87 PID 2160 wrote to memory of 5064 2160 4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe 87 PID 5064 wrote to memory of 4956 5064 Synaptics.exe 88 PID 5064 wrote to memory of 4956 5064 Synaptics.exe 88 PID 5064 wrote to memory of 4956 5064 Synaptics.exe 88 PID 4956 wrote to memory of 2124 4956 ._cache_Synaptics.exe 103 PID 4956 wrote to memory of 2124 4956 ._cache_Synaptics.exe 103 PID 4956 wrote to memory of 2124 4956 ._cache_Synaptics.exe 103 PID 2124 wrote to memory of 1844 2124 server.exe 105 PID 2124 wrote to memory of 1844 2124 server.exe 105 PID 2124 wrote to memory of 1844 2124 server.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe"C:\Users\Admin\AppData\Local\Temp\4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Users\Admin\AppData\Local\Temp\._cache_4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe"C:\Users\Admin\AppData\Local\Temp\._cache_4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5068
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C:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"4⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE5⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:1844
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2152
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
998KB
MD556a9ef324e5cd6971a5f91cf327f99da
SHA195a6a08c0eb1b13596f1e69a24b309cf260aa094
SHA256eab332009eb24e37ee6c9355d19906b7da1b7d9b5a1c73fb793c9d0d0b34aec9
SHA512e5340567eb609a52762e9a4f2373ce5766a5b04335642f4ff7b13028f6774f589ca11b01a231f821818acdb3bede97c48b860099f74e865174111a6f8eaaebb2
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C:\Users\Admin\AppData\Local\Temp\._cache_4f9e3d481e4de881790b9736df2c1771fd8d3823ceed47e2681b498184150137N.exe
Filesize244KB
MD50ae9347f02737113842f37809172da96
SHA1242a20e1ffdf9fef0b5682cd2bb6738fe8097600
SHA2567de73d47d9a917d4ebf25264af7144794f69c2046fa2412f4af1f93eb71be032
SHA51278cc2b7372c5a5c21d9759311772e1b4e82627da278ee9d2d759d2ecceaf9db09ec20bff3f998b3966b6533d860d0c3828581d169ec163fa6bf941955afa9690
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Filesize
21KB
MD53865769fcf69ac04b0423fffa0fd2253
SHA1a6289c27859d5b88eb4c094eea50365517c03c17
SHA2564aefd56ac5103255403435bf839b4052c4ef01048356e04c86b8c0081b73660f
SHA51209a625f5013e2cd60e6420d0a36b171263d6c29dbf349b51f82029a9bf8668b5db1d62cdd5cdc88eff5d0019bd3d0717dd4ab7815b78178ded838279b81838b1
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Filesize
17KB
MD5e566fc53051035e1e6fd0ed1823de0f9
SHA100bc96c48b98676ecd67e81a6f1d7754e4156044
SHA2568e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04