Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-01-2025 03:15
Behavioral task
behavioral1
Sample
81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe
Resource
win7-20240903-en
General
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Target
81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe
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Size
771KB
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MD5
beaa68e5cc534b255a5a7f50580fc92a
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SHA1
1f0278d90302bd11a53366bdb78fa353b4b1ea58
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SHA256
81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2
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SHA512
ee4a23a968a461032212dea9d3d7102a948034f9c6e733f83e26a9382cb372cb8d9484c2785b548111440ad86086107b615d209611bc6c4dd135bd87968d77a7
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SSDEEP
12288:iMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9Us:insJ39LyjbJkQFMhmC+6GD9T
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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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation Synaptics.exe -
Executes dropped EXE 3 IoCs
pid Process 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe 3684 Synaptics.exe 1796 ._cache_Synaptics.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\????? = "C:\\ProgramData\\Synaptics\\Synaptics.exe" 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 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 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Synaptics.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ._cache_Synaptics.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\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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\ 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Synaptics.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1104 EXCEL.EXE -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeDebugPrivilege 1796 ._cache_Synaptics.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: 33 1796 ._cache_Synaptics.exe Token: SeIncBasePriorityPrivilege 1796 ._cache_Synaptics.exe Token: 33 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe Token: SeIncBasePriorityPrivilege 5080 ._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 1104 EXCEL.EXE 1104 EXCEL.EXE 1104 EXCEL.EXE 1104 EXCEL.EXE 1104 EXCEL.EXE 1104 EXCEL.EXE 1104 EXCEL.EXE 1104 EXCEL.EXE -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3960 wrote to memory of 5080 3960 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe 83 PID 3960 wrote to memory of 5080 3960 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe 83 PID 3960 wrote to memory of 5080 3960 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe 83 PID 3960 wrote to memory of 3684 3960 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe 84 PID 3960 wrote to memory of 3684 3960 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe 84 PID 3960 wrote to memory of 3684 3960 81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe 84 PID 3684 wrote to memory of 1796 3684 Synaptics.exe 85 PID 3684 wrote to memory of 1796 3684 Synaptics.exe 85 PID 3684 wrote to memory of 1796 3684 Synaptics.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe"C:\Users\Admin\AppData\Local\Temp\81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.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:3960 -
C:\Users\Admin\AppData\Local\Temp\._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe"C:\Users\Admin\AppData\Local\Temp\._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5080
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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:3684 -
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1796
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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:1104
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
771KB
MD5beaa68e5cc534b255a5a7f50580fc92a
SHA11f0278d90302bd11a53366bdb78fa353b4b1ea58
SHA25681d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2
SHA512ee4a23a968a461032212dea9d3d7102a948034f9c6e733f83e26a9382cb372cb8d9484c2785b548111440ad86086107b615d209611bc6c4dd135bd87968d77a7
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C:\Users\Admin\AppData\Local\Temp\._cache_81d37764ce48e1f76d1de50ee831094117ffc239e287e40806801dd0bba097d2.exe
Filesize26KB
MD5ff9f2b483371eff47fabfaa87eb0bd50
SHA1666ceb53dfcc726d5ba3d6cae1c522e039ad0d50
SHA256352a47705d756d7c780b76f5f1e2383ef813ac0162d45aac3ce55c4004d06302
SHA5125ca2248a389bcd017f68d31cf785b048cb739f1e352098dd5a89d6e0696e24343e6c4edea33c2074d739560c36a375a82109369ebe84515fefb64c4e68087f7c
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Filesize
21KB
MD57053c89c8da48cbd6c27ec8314e19988
SHA1f1a2ede38ed530488d6171d0940893bf78e259c1
SHA2561430c70f530a3a9fb5d3bbab8042e7bb2f166a58b6db19bcddbc04b0c30a7668
SHA51236064f7a20d201c5c33513a29e138ddba42ab7b9e385bb03112843da731bce248256b4d92b96c6f7c0f40520716017167b9b8df19cefda47b9916e488a0a46f2
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Filesize
17KB
MD5e566fc53051035e1e6fd0ed1823de0f9
SHA100bc96c48b98676ecd67e81a6f1d7754e4156044
SHA2568e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04