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Analysis
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max time kernel
190s -
max time network
192s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2022, 21:33
Behavioral task
behavioral1
Sample
44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe
Resource
win7-20220812-en
windows7-x64
26 signatures
150 seconds
General
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Target
44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe
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Size
255KB
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MD5
059ad3161a90c5598d3bee56f285f946
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SHA1
554b1197d84c2c06ca4f336bcdd2f650e58fc697
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SHA256
44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24
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SHA512
5ef16e24c797359476ad81a530a096b34805238a97ac1a2b83fabe2f201d53d4490765f61d259d32a4be8f7137edce8313d482b03c0a79d6926f867456f96d1b
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SSDEEP
6144:1xlZam+akqx6YQJXcNlEHUIQeE3mmBWFv6I:Plf5j6zCNa0xeE3mr
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" zmsdkodcek.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zmsdkodcek.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" zmsdkodcek.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" zmsdkodcek.exe -
Executes dropped EXE 5 IoCs
pid Process 4832 zmsdkodcek.exe 4424 uypzyhscelksqyt.exe 4332 wycvcnhg.exe 1436 tvsareqdorvmn.exe 1408 wycvcnhg.exe -
resource yara_rule behavioral2/memory/4952-132-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x000a000000022e3e-134.dat upx behavioral2/files/0x000a000000022e3e-135.dat upx behavioral2/files/0x0006000000022e42-138.dat upx behavioral2/files/0x0006000000022e42-137.dat upx behavioral2/files/0x0006000000022e43-141.dat upx behavioral2/files/0x0006000000022e44-144.dat upx behavioral2/files/0x0006000000022e44-143.dat upx behavioral2/files/0x0006000000022e43-140.dat upx behavioral2/files/0x0006000000022e43-146.dat upx behavioral2/memory/4832-147-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4424-148-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4332-149-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1436-150-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1408-151-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4952-153-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4832-154-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4424-155-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4332-156-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1436-157-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1408-158-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4952-159-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022e4b-160.dat upx behavioral2/files/0x0006000000022e4c-161.dat upx -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" zmsdkodcek.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run uypzyhscelksqyt.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\hvzplthn = "zmsdkodcek.exe" uypzyhscelksqyt.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\rebvkvnc = "uypzyhscelksqyt.exe" uypzyhscelksqyt.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "tvsareqdorvmn.exe" uypzyhscelksqyt.exe -
Enumerates connected drives 3 TTPs 64 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\w: wycvcnhg.exe File opened (read-only) \??\f: zmsdkodcek.exe File opened (read-only) \??\n: wycvcnhg.exe File opened (read-only) \??\s: wycvcnhg.exe File opened (read-only) \??\u: wycvcnhg.exe File opened (read-only) \??\z: wycvcnhg.exe File opened (read-only) \??\s: wycvcnhg.exe File opened (read-only) \??\v: wycvcnhg.exe File opened (read-only) \??\y: wycvcnhg.exe File opened (read-only) \??\l: zmsdkodcek.exe File opened (read-only) \??\y: zmsdkodcek.exe File opened (read-only) \??\t: wycvcnhg.exe File opened (read-only) \??\f: wycvcnhg.exe File opened (read-only) \??\r: wycvcnhg.exe File opened (read-only) \??\m: zmsdkodcek.exe File opened (read-only) \??\q: zmsdkodcek.exe File opened (read-only) \??\k: wycvcnhg.exe File opened (read-only) \??\u: wycvcnhg.exe File opened (read-only) \??\x: wycvcnhg.exe File opened (read-only) \??\e: wycvcnhg.exe File opened (read-only) \??\h: wycvcnhg.exe File opened (read-only) \??\l: wycvcnhg.exe File opened (read-only) \??\x: wycvcnhg.exe File opened (read-only) \??\l: wycvcnhg.exe File opened (read-only) \??\a: zmsdkodcek.exe File opened (read-only) \??\i: wycvcnhg.exe File opened (read-only) \??\g: wycvcnhg.exe File opened (read-only) \??\j: wycvcnhg.exe File opened (read-only) \??\q: wycvcnhg.exe File opened (read-only) \??\h: zmsdkodcek.exe File opened (read-only) \??\w: wycvcnhg.exe File opened (read-only) \??\f: wycvcnhg.exe File opened (read-only) \??\g: wycvcnhg.exe File opened (read-only) \??\z: wycvcnhg.exe File opened (read-only) \??\s: zmsdkodcek.exe File opened (read-only) \??\z: zmsdkodcek.exe File opened (read-only) \??\q: wycvcnhg.exe File opened (read-only) \??\v: wycvcnhg.exe File opened (read-only) \??\p: wycvcnhg.exe File opened (read-only) \??\a: wycvcnhg.exe File opened (read-only) \??\n: zmsdkodcek.exe File opened (read-only) \??\t: zmsdkodcek.exe File opened (read-only) \??\v: zmsdkodcek.exe File opened (read-only) \??\w: zmsdkodcek.exe File opened (read-only) \??\h: wycvcnhg.exe File opened (read-only) \??\j: zmsdkodcek.exe File opened (read-only) \??\p: zmsdkodcek.exe File opened (read-only) \??\k: wycvcnhg.exe File opened (read-only) \??\o: wycvcnhg.exe File opened (read-only) \??\m: wycvcnhg.exe File opened (read-only) \??\i: zmsdkodcek.exe File opened (read-only) \??\x: zmsdkodcek.exe File opened (read-only) \??\a: wycvcnhg.exe File opened (read-only) \??\r: wycvcnhg.exe File opened (read-only) \??\o: zmsdkodcek.exe File opened (read-only) \??\u: zmsdkodcek.exe File opened (read-only) \??\k: zmsdkodcek.exe File opened (read-only) \??\b: wycvcnhg.exe File opened (read-only) \??\e: wycvcnhg.exe File opened (read-only) \??\i: wycvcnhg.exe File opened (read-only) \??\b: zmsdkodcek.exe File opened (read-only) \??\g: zmsdkodcek.exe File opened (read-only) \??\m: wycvcnhg.exe File opened (read-only) \??\r: zmsdkodcek.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" zmsdkodcek.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" zmsdkodcek.exe -
AutoIT Executable 12 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/4832-147-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4424-148-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4332-149-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1436-150-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1408-151-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4952-153-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4832-154-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4424-155-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4332-156-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1436-157-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1408-158-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4952-159-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\zmsdkodcek.exe 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File created C:\Windows\SysWOW64\wycvcnhg.exe 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File opened for modification C:\Windows\SysWOW64\wycvcnhg.exe 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File created C:\Windows\SysWOW64\zmsdkodcek.exe 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File created C:\Windows\SysWOW64\uypzyhscelksqyt.exe 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File opened for modification C:\Windows\SysWOW64\uypzyhscelksqyt.exe 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File created C:\Windows\SysWOW64\tvsareqdorvmn.exe 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File opened for modification C:\Windows\SysWOW64\tvsareqdorvmn.exe 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll zmsdkodcek.exe -
Drops file in Program Files directory 14 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal wycvcnhg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe wycvcnhg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal wycvcnhg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe wycvcnhg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe wycvcnhg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal wycvcnhg.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe wycvcnhg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal wycvcnhg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe wycvcnhg.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe wycvcnhg.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe wycvcnhg.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe wycvcnhg.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe wycvcnhg.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe wycvcnhg.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe File opened for modification C:\Windows\mydoc.rtf WINWORD.EXE File created C:\Windows\~$mydoc.rtf WINWORD.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Modifies registry class 20 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" zmsdkodcek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" zmsdkodcek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" zmsdkodcek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32302C0C9D5183206A3776A670222CDD7DF464AD" 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2EB5B0584794389D53CDBADC329DD7BE" 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7FF5FCF84F5A85699041D75B7E94BD90E13D584566416333D79A" 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" zmsdkodcek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" zmsdkodcek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6BCFF9BDFE14F29384793B3281983992B08A02F84363023AE2CF45E909D5" 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E78668B3FF6E22D8D27CD1D18A0E9164" 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc zmsdkodcek.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf zmsdkodcek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "1939C67415E0DBC4B8CF7FE2ED9034CA" 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh zmsdkodcek.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg zmsdkodcek.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat zmsdkodcek.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" zmsdkodcek.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs zmsdkodcek.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 2108 WINWORD.EXE 2108 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4332 wycvcnhg.exe 4332 wycvcnhg.exe 4424 uypzyhscelksqyt.exe 4332 wycvcnhg.exe 4424 uypzyhscelksqyt.exe 4332 wycvcnhg.exe 4332 wycvcnhg.exe 4332 wycvcnhg.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 4332 wycvcnhg.exe 4332 wycvcnhg.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 4332 wycvcnhg.exe 4332 wycvcnhg.exe 4332 wycvcnhg.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4832 zmsdkodcek.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 4424 uypzyhscelksqyt.exe 4332 wycvcnhg.exe 4332 wycvcnhg.exe 4332 wycvcnhg.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1436 tvsareqdorvmn.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe 1408 wycvcnhg.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 2108 WINWORD.EXE 2108 WINWORD.EXE 2108 WINWORD.EXE 2108 WINWORD.EXE 2108 WINWORD.EXE 2108 WINWORD.EXE 2108 WINWORD.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4952 wrote to memory of 4832 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 80 PID 4952 wrote to memory of 4832 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 80 PID 4952 wrote to memory of 4832 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 80 PID 4952 wrote to memory of 4424 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 81 PID 4952 wrote to memory of 4424 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 81 PID 4952 wrote to memory of 4424 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 81 PID 4952 wrote to memory of 4332 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 82 PID 4952 wrote to memory of 4332 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 82 PID 4952 wrote to memory of 4332 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 82 PID 4952 wrote to memory of 1436 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 83 PID 4952 wrote to memory of 1436 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 83 PID 4952 wrote to memory of 1436 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 83 PID 4832 wrote to memory of 1408 4832 zmsdkodcek.exe 84 PID 4832 wrote to memory of 1408 4832 zmsdkodcek.exe 84 PID 4832 wrote to memory of 1408 4832 zmsdkodcek.exe 84 PID 4952 wrote to memory of 2108 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 85 PID 4952 wrote to memory of 2108 4952 44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe"C:\Users\Admin\AppData\Local\Temp\44554cab83629ece40ba7b12870919ddd65ca56a8969d3780f9849695477ec24.exe"1⤵
- Checks computer location settings
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4952 -
C:\Windows\SysWOW64\zmsdkodcek.exezmsdkodcek.exe2⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- Enumerates connected drives
- Modifies WinLogon
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4832 -
C:\Windows\SysWOW64\wycvcnhg.exeC:\Windows\system32\wycvcnhg.exe3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1408
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C:\Windows\SysWOW64\uypzyhscelksqyt.exeuypzyhscelksqyt.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4424
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C:\Windows\SysWOW64\wycvcnhg.exewycvcnhg.exe2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4332
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C:\Windows\SysWOW64\tvsareqdorvmn.exetvsareqdorvmn.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1436
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2108
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Network
MITRE ATT&CK Enterprise v6
Persistence
Hidden Files and Directories
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Disabling Security Tools
2Hidden Files and Directories
2Modify Registry
6Replay Monitor
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Downloads
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Filesize
255KB
MD595718256a5fac42d7637a16c0a14ccc2
SHA1a7195f72077983a7cb87a41b2733e88820046f89
SHA256f27052dd50d48be5a4bf51a78fc01415d2594a94bd3135357c23768c1f697743
SHA512eddde4d7f8faf76e01aa51f37af10dbd8170a7f4c64d86f7e681686d90e5332666c201edfd088f0b322effd2fab900f7161bce33c0f8c9869763b73e31e4f33b
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Filesize
255KB
MD5345a9cd649241a8d7300927243578f5b
SHA1ca63a5c0f4e92c4eedb2658662d0ab8aa07900a3
SHA256a49e68e1922621ed5d5f6e6171a8d45dd13db41e92599b5a7a6ea25b65cbcc2d
SHA512fe27293d9e2e8676be5a5dfd030743b428d76d362c03e79b4c15ed1ed8b689ec9c6a1f8ae8c1eb333f91b8f011d76e32ad7644b53dd818c9b85aa4bd22882af7
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Filesize
255KB
MD5aef8ee5433e87a1e17cd9e3bf691cd58
SHA15c0b35886b5fb720ef3853c6aeef2bfb0f6ba200
SHA256828d4875fce0de4f5b319720a4f57c6343e79eec0ed1cdb4a8f34e1bb66c18f1
SHA51205f3efbb9d3abc7632f81b379b624a8b334bf4c65d51779b781d84c16e34570a1769521b4f0872dbef8d89db20addc6903fa3a868adef64559fa80e3fff996ce
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Filesize
255KB
MD5aef8ee5433e87a1e17cd9e3bf691cd58
SHA15c0b35886b5fb720ef3853c6aeef2bfb0f6ba200
SHA256828d4875fce0de4f5b319720a4f57c6343e79eec0ed1cdb4a8f34e1bb66c18f1
SHA51205f3efbb9d3abc7632f81b379b624a8b334bf4c65d51779b781d84c16e34570a1769521b4f0872dbef8d89db20addc6903fa3a868adef64559fa80e3fff996ce
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Filesize
255KB
MD565aa2ae0d8c0db39d4a684f7be4ea154
SHA1eda504b6a3a843a5b099f20598c15916970dfacf
SHA256c6004845bfe20b0f205eb19508d2d23985f45a0d1e2dc46c18afd85e2a63d0e4
SHA512b0c161fb585cf411aa61a317dd12e30447e3d394e3dcbe1fbc0301e29b865a57fc0f76fe1b4abf079c9dce7a57e693326f3e0050f9db6fd009de1ff6a488d065
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Filesize
255KB
MD565aa2ae0d8c0db39d4a684f7be4ea154
SHA1eda504b6a3a843a5b099f20598c15916970dfacf
SHA256c6004845bfe20b0f205eb19508d2d23985f45a0d1e2dc46c18afd85e2a63d0e4
SHA512b0c161fb585cf411aa61a317dd12e30447e3d394e3dcbe1fbc0301e29b865a57fc0f76fe1b4abf079c9dce7a57e693326f3e0050f9db6fd009de1ff6a488d065
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Filesize
255KB
MD57bb835ae35ce4d601c238d8ed75a4e51
SHA19c099dcd125c758b20f32be90e35ce3eba782433
SHA256744175e7034630f7c8468c7357d53936969438330a3671f3222220428fcaf8bc
SHA512f3addac160ccfe18355062da0e891cb86dcc64e23012423798a93f35cfda47a1c1e6555d954a424787176d99350d34abfcf2f88503b222ff62c4738f474b0d78
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Filesize
255KB
MD57bb835ae35ce4d601c238d8ed75a4e51
SHA19c099dcd125c758b20f32be90e35ce3eba782433
SHA256744175e7034630f7c8468c7357d53936969438330a3671f3222220428fcaf8bc
SHA512f3addac160ccfe18355062da0e891cb86dcc64e23012423798a93f35cfda47a1c1e6555d954a424787176d99350d34abfcf2f88503b222ff62c4738f474b0d78
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Filesize
255KB
MD57bb835ae35ce4d601c238d8ed75a4e51
SHA19c099dcd125c758b20f32be90e35ce3eba782433
SHA256744175e7034630f7c8468c7357d53936969438330a3671f3222220428fcaf8bc
SHA512f3addac160ccfe18355062da0e891cb86dcc64e23012423798a93f35cfda47a1c1e6555d954a424787176d99350d34abfcf2f88503b222ff62c4738f474b0d78
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Filesize
255KB
MD51bb5fbb3bf505c48b76596c14af31013
SHA17b1cb5c02fe3ee4873b90bbbbd740add64e7b73c
SHA2568ec09569c26aae533dc909dee23eb89f09b874bb8ef39da889ecd11db0c441fa
SHA512ecfbe4d7510aa4fc43ca2c1fd3682922e8853d9c47523991eb815375ed85d942d04d554c378977da5e18e16aad042010281c79b616d7b9ecdfd5b3ba3c788dc3
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Filesize
255KB
MD51bb5fbb3bf505c48b76596c14af31013
SHA17b1cb5c02fe3ee4873b90bbbbd740add64e7b73c
SHA2568ec09569c26aae533dc909dee23eb89f09b874bb8ef39da889ecd11db0c441fa
SHA512ecfbe4d7510aa4fc43ca2c1fd3682922e8853d9c47523991eb815375ed85d942d04d554c378977da5e18e16aad042010281c79b616d7b9ecdfd5b3ba3c788dc3
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7