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Analysis
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max time kernel
145s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24/04/2024, 17:18
Static task
static1
Behavioral task
behavioral1
Sample
6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe
Resource
win10v2004-20240412-en
General
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Target
6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe
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Size
41KB
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MD5
542adcb1bd6f3734ff7f097808f11436
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SHA1
417b78f2845555d795fc7b14658f3358e806ca8f
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SHA256
6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7
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SHA512
a4f9ca8cd6d8a963ed84563c48bd41a34e7c3754f324b66cdaf131260c4502cc1d17fa125c904c4be61557a85727df7a2a6f416b86b08e4e8e4112ee12e54582
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SSDEEP
768:xeMc5VwWt1jDkbXdnTOyQxHFO+IxX2P5LIbbcPYir2lAqcdF0i09Cy:xq5VwWDjDkdTRqHFOn8tIbbeYiuZIFSz
Malware Config
Signatures
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UPX dump on OEP (original entry point) 16 IoCs
resource yara_rule behavioral1/memory/1524-0-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral1/files/0x000c0000000132c6-10.dat UPX behavioral1/memory/1524-15-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral1/files/0x000b00000001224c-17.dat UPX behavioral1/memory/1524-18-0x00000000002B0000-0x00000000002B9000-memory.dmp UPX behavioral1/memory/1524-24-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral1/memory/2640-27-0x0000000000400000-0x0000000000409000-memory.dmp UPX behavioral1/files/0x000a0000000139d6-28.dat UPX behavioral1/memory/1524-26-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral1/memory/2540-38-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral1/memory/2640-34-0x0000000000320000-0x000000000033F000-memory.dmp UPX behavioral1/memory/2540-40-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral1/memory/2540-42-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral1/memory/2540-43-0x0000000010000000-0x000000001000D000-memory.dmp UPX behavioral1/memory/2540-47-0x0000000000400000-0x000000000041F000-memory.dmp UPX behavioral1/memory/2640-49-0x0000000000320000-0x000000000033F000-memory.dmp UPX -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000c0000000132c6-10.dat acprotect -
Executes dropped EXE 2 IoCs
pid Process 2640 ctfmen.exe 2540 smnss.exe -
Loads dropped DLL 9 IoCs
pid Process 1524 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 1524 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 1524 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 2640 ctfmen.exe 2640 ctfmen.exe 2540 smnss.exe 1424 WerFault.exe 1424 WerFault.exe 1424 WerFault.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe" 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ctfmen = "C:\\Windows\\system32\\ctfmen.exe" smnss.exe -
Maps connected drives based on registry 3 TTPs 6 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\1 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum smnss.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 smnss.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\1 smnss.exe -
Drops file in System32 directory 12 IoCs
description ioc Process File created C:\Windows\SysWOW64\grcopy.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File opened for modification C:\Windows\SysWOW64\shervans.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File created C:\Windows\SysWOW64\smnss.exe 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File created C:\Windows\SysWOW64\zipfiaq.dll smnss.exe File created C:\Windows\SysWOW64\smnss.exe smnss.exe File created C:\Windows\SysWOW64\ctfmen.exe 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File opened for modification C:\Windows\SysWOW64\ctfmen.exe 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File created C:\Windows\SysWOW64\shervans.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File opened for modification C:\Windows\SysWOW64\grcopy.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File created C:\Windows\SysWOW64\satornas.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File opened for modification C:\Windows\SysWOW64\satornas.dll 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe File created C:\Windows\SysWOW64\zipfi.dll smnss.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.core.feature_1.3.0.v20140523-0116\license.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-sampler.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-nodes.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\kaa.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sk.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\license.html smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sw.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\license.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\epl-v10.html smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\mng.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\uz.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\epl-v10.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core-output2.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\mn.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\keypadbase.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\THIRDPARTYLICENSEREADME.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\lij.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sr-spl.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsen.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\nl.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-netbeans-core.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core-multiview.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Stars.htm smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\about.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.help_2.0.102.v20141007-2301\license.html smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ta.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols\symbase.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsesp.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\asl-v20.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.ecore_2.10.1.v20140901-1043\epl-v10.html smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ja.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsjpn.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\feature.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipscht.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\configuration\org.eclipse.update\platform.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-loaders.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ba.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\es.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\hr.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\license.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.ecore_2.10.1.v20140901-1043\feature.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-netbeans-modules-options-api.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core-ui.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-templates.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ku-ckb.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\ko-kr.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipscat.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-core-kit.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-swing-outline.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ga.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sq.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-autoupdate-services.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-masterfs.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\lv.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.ssl.feature_1.0.0.v20140827-1444\license.html smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.rcp.feature_1.2.0.v20140523-0116\epl-v10.html smnss.exe File opened for modification C:\Program Files\DVD Maker\Shared\Filters.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-api-search.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ko.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\mk.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\baseAltGr_rtl.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\bin\server\Xusage.txt smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\html\cpyr.htm smnss.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1424 2540 WerFault.exe 29 -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED} 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" smnss.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2540 smnss.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1524 wrote to memory of 2640 1524 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 28 PID 1524 wrote to memory of 2640 1524 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 28 PID 1524 wrote to memory of 2640 1524 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 28 PID 1524 wrote to memory of 2640 1524 6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe 28 PID 2640 wrote to memory of 2540 2640 ctfmen.exe 29 PID 2640 wrote to memory of 2540 2640 ctfmen.exe 29 PID 2640 wrote to memory of 2540 2640 ctfmen.exe 29 PID 2640 wrote to memory of 2540 2640 ctfmen.exe 29 PID 2540 wrote to memory of 1424 2540 smnss.exe 30 PID 2540 wrote to memory of 1424 2540 smnss.exe 30 PID 2540 wrote to memory of 1424 2540 smnss.exe 30 PID 2540 wrote to memory of 1424 2540 smnss.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe"C:\Users\Admin\AppData\Local\Temp\6fd67ca0062f09a5d839f9de4d01314fb7b434c0a987731d514af09ae97750e7.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Windows\SysWOW64\ctfmen.exectfmen.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2640 -
C:\Windows\SysWOW64\smnss.exeC:\Windows\system32\smnss.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 8404⤵
- Loads dropped DLL
- Program crash
PID:1424
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
183B
MD59098581762e3f0b6d30f8af5b7ea80fc
SHA180426b59d8f807c0fac74cde48d53ee514bef6a2
SHA256c1f4b153d205c56e4d1f48ceb47e7145b19965faff0af9ce9d1f195763d61d03
SHA5126951bb3da6212d7ccb53353221c6601e5c6640c984dd78985d83c6ab439a904ee584e2a33ba78e6bb94d7abc6aaf5564e09fe68de779534244a18f12c286dfa3
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Filesize
4KB
MD587b767437b4564c0fa91415b8eebb61b
SHA1e68880b92f071d3fd068ca77c7dee237ed11f969
SHA25624b171f56a0f942606343a31c07aeefec17dbfa779ca68ba74712f8ef343582b
SHA512ebf6f499ce7283afbc3bb737d8c3d0e31788e23517ad4207068e2ee73c1a63e1d741392f9e24cc898bb0f9806113fc886f786fc9830cbd84c981a0bf76050077
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Filesize
8KB
MD5d362e35b5a3c7c253dd925777ef692de
SHA13dbaf20aab391184687648271473e52074800d9d
SHA25638954f84272195c7224999a4399f50ca69ecf58cfbf6422bfe07d62df79cf7c7
SHA5120ef2e4382ed216e9fb0c5b0f962bbbc76adc2c5f0b31c72011c63296df18997554cf5f644bddb6e5d448937455313ff1100c47a82649032b9884a26839952b70
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Filesize
41KB
MD50a18edb8b8fcc6585cbc6fb0f60806b1
SHA10d2d403edcc8cac9c41b6c4d2880d85b91da2ed5
SHA2561dc347bcd7ee33a3d34a8c2d42de557309586515909eafb1ac32bc46b404c43b
SHA512d2a68fe7493bfe785f5a5f04aa288b8f6671c5b04089ed0f562bda267ddba999e2a37adad3defed170b65abd5f9eed5530abaa4471dbed933f235c5f412f3d2a