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Analysis
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max time kernel
145s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13/09/2024, 00:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
Behavioral task
behavioral2
Sample
985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe
Resource
win10v2004-20240910-en
windows10-2004-x64
17 signatures
150 seconds
General
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Target
985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe
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Size
2.3MB
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MD5
77f59d68727acc87da5dd18c10c5327e
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SHA1
f18ca4f1d2bd7cd96c99db5f72eb4cab7442097d
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SHA256
985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd
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SHA512
d691aca860f12f042097db7c90b8313c786e0619112f8f17b37b41139e836b54852c99a31e8a1723465305003c22a9b9b2fe591f4dc8bae0ea48ed200fb8cb4f
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SSDEEP
49152:Rjvk2d9rJpNJ6jUFdXaDoIHmXMupzh72lxakn2YpHdy4ZBgIoooNe:RrkI9rSjA5aDo73pzF2bz3p9y4HgIoov
Score
7/10
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x0008000000015f4e-11.dat acprotect -
Executes dropped EXE 2 IoCs
pid Process 2072 ctfmen.exe 2732 smnss.exe -
Loads dropped DLL 9 IoCs
pid Process 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 2072 ctfmen.exe 2072 ctfmen.exe 2732 smnss.exe 2200 WerFault.exe 2200 WerFault.exe 2200 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" 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.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 value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\1 smnss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\1 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.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 -
Drops file in System32 directory 12 IoCs
description ioc Process File created C:\Windows\SysWOW64\shervans.dll 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe File created C:\Windows\SysWOW64\grcopy.dll 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe File created C:\Windows\SysWOW64\smnss.exe 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe File created C:\Windows\SysWOW64\satornas.dll 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe File opened for modification C:\Windows\SysWOW64\satornas.dll 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe File created C:\Windows\SysWOW64\zipfi.dll smnss.exe File opened for modification C:\Windows\SysWOW64\ctfmen.exe 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe File opened for modification C:\Windows\SysWOW64\grcopy.dll 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe File opened for modification C:\Windows\SysWOW64\shervans.dll 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.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 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 2732 smnss.exe 2732 smnss.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Shades of Blue.htm smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\fur.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\uz-cyrl.txt 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\7-Zip\Lang\nb.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipscsy.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Roses.htm smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\gl.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\hi.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\hy.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ky.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ug.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_jpn.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\bn.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\gu.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ka.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsplk.xml smnss.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome.VisualElementsManifest.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ta.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\va.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsrom.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsrus.xml smnss.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\THIRDPARTYLICENSEREADME-JAVAFX.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\be.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\fy.txt 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\tt.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad.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\7-Zip\Lang\ca.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\mn.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskpred.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\hr.txt 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\fsdefinitions\keypad\ea.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_altgr.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\web.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\co.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\de.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ms.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsptg.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\auxpad.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_heb.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsptb.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\lv.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\nl.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\ro.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskmenu\oskmenubase.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\br.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\da.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\es.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsita.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\Stationery\Orange Circles.htm smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\is.txt smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipshrv.xml smnss.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\ipsnld.xml smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\uz.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\eu.txt smnss.exe File opened for modification C:\Program Files\7-Zip\Lang\sr-spc.txt smnss.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2200 2732 WerFault.exe 32 -
System Location Discovery: System Language Discovery 1 TTPs 3 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 ctfmen.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language smnss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED} 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InprocServer32\ = "C:\\Windows\\SysWow64\\shervans.dll" smnss.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2732 smnss.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 2732 smnss.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1152 wrote to memory of 2072 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 31 PID 1152 wrote to memory of 2072 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 31 PID 1152 wrote to memory of 2072 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 31 PID 1152 wrote to memory of 2072 1152 985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe 31 PID 2072 wrote to memory of 2732 2072 ctfmen.exe 32 PID 2072 wrote to memory of 2732 2072 ctfmen.exe 32 PID 2072 wrote to memory of 2732 2072 ctfmen.exe 32 PID 2072 wrote to memory of 2732 2072 ctfmen.exe 32 PID 2732 wrote to memory of 2200 2732 smnss.exe 33 PID 2732 wrote to memory of 2200 2732 smnss.exe 33 PID 2732 wrote to memory of 2200 2732 smnss.exe 33 PID 2732 wrote to memory of 2200 2732 smnss.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe"C:\Users\Admin\AppData\Local\Temp\985064a0e5b1d348d94c7427483b25debac4467a649c671207aa2cabfdcf9dfd.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Windows\SysWOW64\ctfmen.exectfmen.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2072 -
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
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 8964⤵
- Loads dropped DLL
- Program crash
PID:2200
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
183B
MD5626b75c1bfe29e445500875ef086a935
SHA199153c29b3b1f297a949ed12fc0250f4cbe9d46f
SHA2566884ea6425a1aecf9ab41e7caad5f36559d3bcd48c2b9e44a0b1ea5c55b61365
SHA512a7a20b16e61cba14a571ec29e2eae5551dd098c907929ff3da5f474d425a83fab673c501dee801b8d831abea2b8eae4843709a846e6671f7c10f67df8497dde2
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Filesize
2.3MB
MD5867be880cff475c4eb87d1649c522f7a
SHA14e3f4ed25fb73de023e1363484a24d17074782e9
SHA25600d17ad7980cc15ed3fb6c0306c26ed0621552b4d4e56792191732aa0deb4cfc
SHA512e3d15f1092139885203dddb447085010b579b642a9d1e4ced0e0734f6c000eed0a72c6bee7e4dd96ed3dd09eb0264728aaa0dfb585966808de397313d7dfcd3d
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Filesize
4KB
MD5450b492119e589d7d124262c3cc3d88b
SHA1cde413b5f1452d5d10fa239ca36f88bb5f3108e8
SHA256a347122e71fedaeeefa8755ebac87e3c3c82b0475761be3efadd8850e50333e4
SHA51252f4ff76f8148f8e7d9a4241f09a0cdc733a6a0ec360f85757b9c2ea0fc939935a56dd953182d6cc23c61253b4185ea613efb7ca7d3585fe25f7d16572d517e3
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Filesize
8KB
MD5d0d6f2f0b2fe34f00a9c1c621e5e1395
SHA1d7740872c4cfe6e9adee6b0325d6804ae46e9b2f
SHA256b6c25eca311ec3de0cd8e5297648597b30570960898700ba01225cb5c05068c7
SHA51251ae9f1840f5d4e98627d1f21871b88389b8d86abfbee2479b4290481ca039179691bfb3a535806cf20e770e1afcf4b467cb3f62ccce36f8284abf6dc63fa92c