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Analysis
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max time kernel
154s -
max time network
172s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 12:01
Behavioral task
behavioral1
Sample
1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe
Resource
win7-20220812-en
windows7-x64
26 signatures
150 seconds
General
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Target
1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe
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Size
255KB
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MD5
375655291410422037c0f7bf32b99510
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SHA1
1eb960609dd7b140f83d7a1a076763d4724d537e
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SHA256
1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b
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SHA512
acc6045c659cd78e77cd73bac34a70c467d7369b0381bc560ed3243780d403757cda94210597145887b6389fa652f8a6a856dbd69543c32b4269df4e58b7c8d4
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJ/:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI+
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" lmxklzexzv.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" lmxklzexzv.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" lmxklzexzv.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" lmxklzexzv.exe -
Executes dropped EXE 5 IoCs
pid Process 1700 lmxklzexzv.exe 4752 dxbciuldfcnugew.exe 4636 oqzlvvdj.exe 2084 lctyvcanppbcm.exe 2236 oqzlvvdj.exe -
resource yara_rule behavioral2/memory/2148-133-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0007000000022e1d-135.dat upx behavioral2/files/0x0007000000022e1d-136.dat upx behavioral2/files/0x0007000000022e21-138.dat upx behavioral2/files/0x0007000000022e21-139.dat upx behavioral2/memory/2148-140-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1700-141-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4752-142-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022e27-144.dat upx behavioral2/files/0x0006000000022e27-145.dat upx behavioral2/files/0x0006000000022e28-148.dat upx behavioral2/files/0x0006000000022e28-149.dat upx behavioral2/files/0x0006000000022e27-151.dat upx behavioral2/memory/2148-153-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4636-154-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/2084-155-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/2236-156-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1700-157-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4752-158-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4636-159-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/2084-160-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/2236-161-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022e2f-168.dat upx behavioral2/files/0x0006000000022e30-169.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 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.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\FirewallDisableNotify = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" lmxklzexzv.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run dxbciuldfcnugew.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\npmivpla = "lmxklzexzv.exe" dxbciuldfcnugew.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\yphakhgr = "dxbciuldfcnugew.exe" dxbciuldfcnugew.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "lctyvcanppbcm.exe" dxbciuldfcnugew.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) \??\g: oqzlvvdj.exe File opened (read-only) \??\o: oqzlvvdj.exe File opened (read-only) \??\s: oqzlvvdj.exe File opened (read-only) \??\n: lmxklzexzv.exe File opened (read-only) \??\i: oqzlvvdj.exe File opened (read-only) \??\q: oqzlvvdj.exe File opened (read-only) \??\y: oqzlvvdj.exe File opened (read-only) \??\h: lmxklzexzv.exe File opened (read-only) \??\t: lmxklzexzv.exe File opened (read-only) \??\z: lmxklzexzv.exe File opened (read-only) \??\i: oqzlvvdj.exe File opened (read-only) \??\f: oqzlvvdj.exe File opened (read-only) \??\k: oqzlvvdj.exe File opened (read-only) \??\f: oqzlvvdj.exe File opened (read-only) \??\u: oqzlvvdj.exe File opened (read-only) \??\z: oqzlvvdj.exe File opened (read-only) \??\m: lmxklzexzv.exe File opened (read-only) \??\q: lmxklzexzv.exe File opened (read-only) \??\k: oqzlvvdj.exe File opened (read-only) \??\r: oqzlvvdj.exe File opened (read-only) \??\b: oqzlvvdj.exe File opened (read-only) \??\g: oqzlvvdj.exe File opened (read-only) \??\g: lmxklzexzv.exe File opened (read-only) \??\s: lmxklzexzv.exe File opened (read-only) \??\j: oqzlvvdj.exe File opened (read-only) \??\q: oqzlvvdj.exe File opened (read-only) \??\u: lmxklzexzv.exe File opened (read-only) \??\a: oqzlvvdj.exe File opened (read-only) \??\e: oqzlvvdj.exe File opened (read-only) \??\y: oqzlvvdj.exe File opened (read-only) \??\t: oqzlvvdj.exe File opened (read-only) \??\f: lmxklzexzv.exe File opened (read-only) \??\i: lmxklzexzv.exe File opened (read-only) \??\o: lmxklzexzv.exe File opened (read-only) \??\v: oqzlvvdj.exe File opened (read-only) \??\l: oqzlvvdj.exe File opened (read-only) \??\b: lmxklzexzv.exe File opened (read-only) \??\e: lmxklzexzv.exe File opened (read-only) \??\l: lmxklzexzv.exe File opened (read-only) \??\r: lmxklzexzv.exe File opened (read-only) \??\b: oqzlvvdj.exe File opened (read-only) \??\h: oqzlvvdj.exe File opened (read-only) \??\v: oqzlvvdj.exe File opened (read-only) \??\a: oqzlvvdj.exe File opened (read-only) \??\j: oqzlvvdj.exe File opened (read-only) \??\w: oqzlvvdj.exe File opened (read-only) \??\w: oqzlvvdj.exe File opened (read-only) \??\x: oqzlvvdj.exe File opened (read-only) \??\e: oqzlvvdj.exe File opened (read-only) \??\p: oqzlvvdj.exe File opened (read-only) \??\p: lmxklzexzv.exe File opened (read-only) \??\w: lmxklzexzv.exe File opened (read-only) \??\p: oqzlvvdj.exe File opened (read-only) \??\t: oqzlvvdj.exe File opened (read-only) \??\n: oqzlvvdj.exe File opened (read-only) \??\x: oqzlvvdj.exe File opened (read-only) \??\x: lmxklzexzv.exe File opened (read-only) \??\h: oqzlvvdj.exe File opened (read-only) \??\o: oqzlvvdj.exe File opened (read-only) \??\u: oqzlvvdj.exe File opened (read-only) \??\z: oqzlvvdj.exe File opened (read-only) \??\m: oqzlvvdj.exe File opened (read-only) \??\k: lmxklzexzv.exe File opened (read-only) \??\v: lmxklzexzv.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" lmxklzexzv.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" lmxklzexzv.exe -
AutoIT Executable 12 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/2148-140-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1700-141-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4752-142-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2148-153-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4636-154-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2084-155-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2236-156-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1700-157-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4752-158-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4636-159-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2084-160-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2236-161-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\lmxklzexzv.exe 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe File created C:\Windows\SysWOW64\dxbciuldfcnugew.exe 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe File created C:\Windows\SysWOW64\oqzlvvdj.exe 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe File opened for modification C:\Windows\SysWOW64\lctyvcanppbcm.exe 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll lmxklzexzv.exe File created C:\Windows\SysWOW64\lmxklzexzv.exe 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe File opened for modification C:\Windows\SysWOW64\dxbciuldfcnugew.exe 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe File opened for modification C:\Windows\SysWOW64\oqzlvvdj.exe 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe File created C:\Windows\SysWOW64\lctyvcanppbcm.exe 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe -
Drops file in Program Files directory 14 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe oqzlvvdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal oqzlvvdj.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe oqzlvvdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal oqzlvvdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe oqzlvvdj.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe oqzlvvdj.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe oqzlvvdj.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe oqzlvvdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe oqzlvvdj.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe oqzlvvdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal oqzlvvdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal oqzlvvdj.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe oqzlvvdj.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe oqzlvvdj.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE 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 -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE -
Modifies registry class 20 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" lmxklzexzv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" lmxklzexzv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" lmxklzexzv.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "1949C70E1593DAC5B8CF7C95EDE037CB" 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat lmxklzexzv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" lmxklzexzv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh lmxklzexzv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" lmxklzexzv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc lmxklzexzv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" lmxklzexzv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg lmxklzexzv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf lmxklzexzv.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs lmxklzexzv.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "334F2C0C9D2183546A3077A170232DD67C8465DF" 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6AC8F9BCF916F1E383793A4486973995B089028C4366023CE1C9429E09D4" 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2FC4B02B44E439EE52C8B9D432EAD7CC" 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7EFDFFFF4F5F82189045D75D7D94BDE3E632584767456346D799" 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E78468B5FE6921D1D109D1D58A75916B" 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 516 WINWORD.EXE 516 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2236 oqzlvvdj.exe 2236 oqzlvvdj.exe 2236 oqzlvvdj.exe 2236 oqzlvvdj.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2236 oqzlvvdj.exe 2236 oqzlvvdj.exe 2084 lctyvcanppbcm.exe 2236 oqzlvvdj.exe 2084 lctyvcanppbcm.exe 2236 oqzlvvdj.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2236 oqzlvvdj.exe 2236 oqzlvvdj.exe 2236 oqzlvvdj.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 1700 lmxklzexzv.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4752 dxbciuldfcnugew.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 4636 oqzlvvdj.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2084 lctyvcanppbcm.exe 2236 oqzlvvdj.exe 2236 oqzlvvdj.exe 2236 oqzlvvdj.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 516 WINWORD.EXE 516 WINWORD.EXE 516 WINWORD.EXE 516 WINWORD.EXE 516 WINWORD.EXE 516 WINWORD.EXE 516 WINWORD.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 2148 wrote to memory of 1700 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 80 PID 2148 wrote to memory of 1700 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 80 PID 2148 wrote to memory of 1700 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 80 PID 2148 wrote to memory of 4752 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 81 PID 2148 wrote to memory of 4752 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 81 PID 2148 wrote to memory of 4752 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 81 PID 2148 wrote to memory of 4636 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 82 PID 2148 wrote to memory of 4636 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 82 PID 2148 wrote to memory of 4636 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 82 PID 4752 wrote to memory of 1640 4752 dxbciuldfcnugew.exe 83 PID 4752 wrote to memory of 1640 4752 dxbciuldfcnugew.exe 83 PID 4752 wrote to memory of 1640 4752 dxbciuldfcnugew.exe 83 PID 2148 wrote to memory of 2084 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 85 PID 2148 wrote to memory of 2084 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 85 PID 2148 wrote to memory of 2084 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 85 PID 1700 wrote to memory of 2236 1700 lmxklzexzv.exe 86 PID 1700 wrote to memory of 2236 1700 lmxklzexzv.exe 86 PID 1700 wrote to memory of 2236 1700 lmxklzexzv.exe 86 PID 2148 wrote to memory of 516 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 87 PID 2148 wrote to memory of 516 2148 1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.exe"C:\Users\Admin\AppData\Local\Temp\1d3bc4aa4300138a2e0d8b3e214fa98816c084887ea63fd310c03705fdf0f07b.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:2148 -
C:\Windows\SysWOW64\lmxklzexzv.exelmxklzexzv.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:1700 -
C:\Windows\SysWOW64\oqzlvvdj.exeC:\Windows\system32\oqzlvvdj.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:2236
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C:\Windows\SysWOW64\dxbciuldfcnugew.exedxbciuldfcnugew.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4752 -
C:\Windows\SysWOW64\cmd.execmd.exe /c lctyvcanppbcm.exe3⤵PID:1640
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C:\Windows\SysWOW64\oqzlvvdj.exeoqzlvvdj.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:4636
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C:\Windows\SysWOW64\lctyvcanppbcm.exelctyvcanppbcm.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2084
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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:516
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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
MD54cc7dc44dc55124347fd1cac6042e20f
SHA192de915672791cf58ce4bd0ecf64dbe00e17fc7d
SHA256a6294fb4b933aa5b9454c7f392a8f2747884fe3e712c6792055f1de0dd48aa02
SHA5129af808cdf030a0943fddad7b6f909f498bb7516a623d1329bb038d9df4e0c694976ced7c30d856cce48c6e05eadef82920ac6b4dc97e6f262f4557bb9daa1e7c
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Filesize
255KB
MD58f3418e69ce6039274bfc7f174eb17ca
SHA1ed6b94b68145fd9472a4f1a91f00aaef0e49948c
SHA25608151205dca2398fa6fd1171370c7dba6c49a555b6a0dc434d3eb5c03ab3dc92
SHA5121b454228007bc50ea6a32ff0f2f9a0d1b0994043a68fe2172bd97d3c08f3872165a0f23108c2d4f88e970007557bf817d009239ff241497a02030206f0cfa092
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Filesize
255KB
MD597abcf6b1001bf808e3ff3dca9615bc5
SHA1054878403a1cced6b5d5f315aa23e1a66ed81759
SHA256fcb89d33a57ccaeb7a3f88789ec939730e1923a0c87f693542f35c987e92762e
SHA5124ab1f4758a032f0bd2f9c34265ff9f37cbf163b6de7874dc1131d90c2f7cc304abddf53cb9a0b632e25de790a52ea113045b244cb3390a760c34862a535cf7c6
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Filesize
255KB
MD597abcf6b1001bf808e3ff3dca9615bc5
SHA1054878403a1cced6b5d5f315aa23e1a66ed81759
SHA256fcb89d33a57ccaeb7a3f88789ec939730e1923a0c87f693542f35c987e92762e
SHA5124ab1f4758a032f0bd2f9c34265ff9f37cbf163b6de7874dc1131d90c2f7cc304abddf53cb9a0b632e25de790a52ea113045b244cb3390a760c34862a535cf7c6
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Filesize
255KB
MD5d8222cbd15ce177eecc9437c66076204
SHA11dd206f8907bda6859adc155740f604f73d5c7f5
SHA256684571ee50f6aea010b220cd954f1fc248f5289cf1631e31215d0d25e7d83192
SHA5122a9fa3bd16210fbcaa8dbe5369fee3f0a648c78582a5ea110f07ba5e4675ecc7f7398e6503e631476f47545e65ac29915ddd0df0e0de252a26577045578df4e1
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Filesize
255KB
MD5d8222cbd15ce177eecc9437c66076204
SHA11dd206f8907bda6859adc155740f604f73d5c7f5
SHA256684571ee50f6aea010b220cd954f1fc248f5289cf1631e31215d0d25e7d83192
SHA5122a9fa3bd16210fbcaa8dbe5369fee3f0a648c78582a5ea110f07ba5e4675ecc7f7398e6503e631476f47545e65ac29915ddd0df0e0de252a26577045578df4e1
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Filesize
255KB
MD56d57f6a23534fd24f2cbf1e6b0b0b242
SHA107b66a8c27dafd37ca36674b4cac250c20c0fd79
SHA256d7f57b567fa6ea5375b633de454cd5333211ec523583367a3fe88e00a04ebbc3
SHA512f3077d8c2d4b1dd0b9d606213619052fe245489b2a7d7ff78b6b9e0b1be7f1a1e7f09eae866e97b43c7544273f006bccbe85aa23b3a22b194437da4f166ac708
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Filesize
255KB
MD56d57f6a23534fd24f2cbf1e6b0b0b242
SHA107b66a8c27dafd37ca36674b4cac250c20c0fd79
SHA256d7f57b567fa6ea5375b633de454cd5333211ec523583367a3fe88e00a04ebbc3
SHA512f3077d8c2d4b1dd0b9d606213619052fe245489b2a7d7ff78b6b9e0b1be7f1a1e7f09eae866e97b43c7544273f006bccbe85aa23b3a22b194437da4f166ac708
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Filesize
255KB
MD570fe6daa93d35a2680967149769b720e
SHA11d511530a80fab3c69ddb985af8eb3ac672e2b78
SHA25629ed87e381171777a738a682467e5ad4eea05715b62f0d78ab01029815f1a876
SHA5124e5440c6d7d1a1e3cc828d435388e92d0b25fbd8f590c01f544e644ab9ac2e7a85f427f1575245c49a33ab2c3b546e3e39a947826f1d26ef78a5b4ec51de9764
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Filesize
255KB
MD570fe6daa93d35a2680967149769b720e
SHA11d511530a80fab3c69ddb985af8eb3ac672e2b78
SHA25629ed87e381171777a738a682467e5ad4eea05715b62f0d78ab01029815f1a876
SHA5124e5440c6d7d1a1e3cc828d435388e92d0b25fbd8f590c01f544e644ab9ac2e7a85f427f1575245c49a33ab2c3b546e3e39a947826f1d26ef78a5b4ec51de9764
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Filesize
255KB
MD570fe6daa93d35a2680967149769b720e
SHA11d511530a80fab3c69ddb985af8eb3ac672e2b78
SHA25629ed87e381171777a738a682467e5ad4eea05715b62f0d78ab01029815f1a876
SHA5124e5440c6d7d1a1e3cc828d435388e92d0b25fbd8f590c01f544e644ab9ac2e7a85f427f1575245c49a33ab2c3b546e3e39a947826f1d26ef78a5b4ec51de9764
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7