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Analysis
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max time kernel
155s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27/11/2022, 10:43
Behavioral task
behavioral1
Sample
eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe
Resource
win7-20221111-en
windows7-x64
26 signatures
150 seconds
General
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Target
eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe
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Size
255KB
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MD5
40527cd1cd4784f0e47dbc5b3a05b600
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SHA1
2b0e60502ecbd26bb3c4b8da6fdaa15a894a9fb8
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SHA256
eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e
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SHA512
665e47ead615771fd1dc95bb8661adbc534f1a93c6e2fc5b223f9e23e86c39e01e2623002ad9608880505bf07a8354efdb4975bba15e4c7b61dd706620796e43
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJq:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIp
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" vvzblwgwzb.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" vvzblwgwzb.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" vvzblwgwzb.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" vvzblwgwzb.exe -
Executes dropped EXE 5 IoCs
pid Process 2492 vvzblwgwzb.exe 3100 odvzdtvlkmryjdd.exe 1512 htmfdvog.exe 4992 lwjzuswrxzvya.exe 1732 htmfdvog.exe -
resource yara_rule behavioral2/memory/504-132-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x000d000000022f4e-135.dat upx behavioral2/files/0x000d000000022f4e-134.dat upx behavioral2/files/0x0009000000022f53-138.dat upx behavioral2/files/0x0009000000022f53-137.dat upx behavioral2/files/0x0006000000022f59-141.dat upx behavioral2/memory/3100-143-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022f59-142.dat upx behavioral2/memory/2492-140-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022f5a-146.dat upx behavioral2/files/0x0006000000022f5a-145.dat upx behavioral2/memory/1512-147-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4992-148-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022f59-150.dat upx behavioral2/memory/1732-151-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/504-153-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022f63-159.dat upx behavioral2/files/0x0006000000022f64-160.dat upx behavioral2/memory/2492-161-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/3100-162-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1512-163-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4992-164-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1732-165-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x000300000001e2c1-169.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.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\AntiVirusOverride = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1" vvzblwgwzb.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run odvzdtvlkmryjdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\oldorfjf = "vvzblwgwzb.exe" odvzdtvlkmryjdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\gwahebus = "odvzdtvlkmryjdd.exe" odvzdtvlkmryjdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "lwjzuswrxzvya.exe" odvzdtvlkmryjdd.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) \??\f: htmfdvog.exe File opened (read-only) \??\p: htmfdvog.exe File opened (read-only) \??\b: vvzblwgwzb.exe File opened (read-only) \??\x: vvzblwgwzb.exe File opened (read-only) \??\q: htmfdvog.exe File opened (read-only) \??\w: htmfdvog.exe File opened (read-only) \??\l: htmfdvog.exe File opened (read-only) \??\q: vvzblwgwzb.exe File opened (read-only) \??\p: htmfdvog.exe File opened (read-only) \??\y: htmfdvog.exe File opened (read-only) \??\i: htmfdvog.exe File opened (read-only) \??\k: htmfdvog.exe File opened (read-only) \??\u: vvzblwgwzb.exe File opened (read-only) \??\e: htmfdvog.exe File opened (read-only) \??\j: htmfdvog.exe File opened (read-only) \??\q: htmfdvog.exe File opened (read-only) \??\y: htmfdvog.exe File opened (read-only) \??\g: vvzblwgwzb.exe File opened (read-only) \??\h: htmfdvog.exe File opened (read-only) \??\o: htmfdvog.exe File opened (read-only) \??\x: htmfdvog.exe File opened (read-only) \??\s: vvzblwgwzb.exe File opened (read-only) \??\b: htmfdvog.exe File opened (read-only) \??\k: htmfdvog.exe File opened (read-only) \??\p: vvzblwgwzb.exe File opened (read-only) \??\l: htmfdvog.exe File opened (read-only) \??\t: htmfdvog.exe File opened (read-only) \??\y: vvzblwgwzb.exe File opened (read-only) \??\a: htmfdvog.exe File opened (read-only) \??\m: htmfdvog.exe File opened (read-only) \??\a: vvzblwgwzb.exe File opened (read-only) \??\h: vvzblwgwzb.exe File opened (read-only) \??\o: vvzblwgwzb.exe File opened (read-only) \??\r: vvzblwgwzb.exe File opened (read-only) \??\t: vvzblwgwzb.exe File opened (read-only) \??\s: htmfdvog.exe File opened (read-only) \??\n: htmfdvog.exe File opened (read-only) \??\i: vvzblwgwzb.exe File opened (read-only) \??\l: vvzblwgwzb.exe File opened (read-only) \??\n: vvzblwgwzb.exe File opened (read-only) \??\f: htmfdvog.exe File opened (read-only) \??\t: htmfdvog.exe File opened (read-only) \??\z: htmfdvog.exe File opened (read-only) \??\z: vvzblwgwzb.exe File opened (read-only) \??\h: htmfdvog.exe File opened (read-only) \??\b: htmfdvog.exe File opened (read-only) \??\v: htmfdvog.exe File opened (read-only) \??\e: htmfdvog.exe File opened (read-only) \??\j: htmfdvog.exe File opened (read-only) \??\n: htmfdvog.exe File opened (read-only) \??\r: htmfdvog.exe File opened (read-only) \??\g: htmfdvog.exe File opened (read-only) \??\g: htmfdvog.exe File opened (read-only) \??\u: htmfdvog.exe File opened (read-only) \??\z: htmfdvog.exe File opened (read-only) \??\u: htmfdvog.exe File opened (read-only) \??\w: vvzblwgwzb.exe File opened (read-only) \??\a: htmfdvog.exe File opened (read-only) \??\m: vvzblwgwzb.exe File opened (read-only) \??\m: htmfdvog.exe File opened (read-only) \??\o: htmfdvog.exe File opened (read-only) \??\x: htmfdvog.exe File opened (read-only) \??\e: vvzblwgwzb.exe File opened (read-only) \??\j: vvzblwgwzb.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" vvzblwgwzb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" vvzblwgwzb.exe -
AutoIT Executable 11 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/3100-143-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2492-140-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1512-147-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4992-148-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1732-151-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/504-153-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2492-161-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/3100-162-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1512-163-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4992-164-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1732-165-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\vvzblwgwzb.exe eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe File created C:\Windows\SysWOW64\odvzdtvlkmryjdd.exe eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe File opened for modification C:\Windows\SysWOW64\htmfdvog.exe eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe File opened for modification C:\Windows\SysWOW64\lwjzuswrxzvya.exe eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll vvzblwgwzb.exe File opened for modification C:\Windows\SysWOW64\vvzblwgwzb.exe eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe File opened for modification C:\Windows\SysWOW64\odvzdtvlkmryjdd.exe eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe File created C:\Windows\SysWOW64\htmfdvog.exe eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe File created C:\Windows\SysWOW64\lwjzuswrxzvya.exe eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe -
Drops file in Program Files directory 15 IoCs
description ioc Process File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe htmfdvog.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe htmfdvog.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe htmfdvog.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe htmfdvog.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal htmfdvog.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe htmfdvog.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe htmfdvog.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe htmfdvog.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe htmfdvog.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal htmfdvog.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal htmfdvog.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal htmfdvog.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe htmfdvog.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe htmfdvog.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe htmfdvog.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.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 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\CLV.Classes\Com2 = "6ABAFAB0FE6BF29383743A45819D39E4B0FB02F94211024BE1C4429D08D5" eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" vvzblwgwzb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf vvzblwgwzb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" vvzblwgwzb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" vvzblwgwzb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" vvzblwgwzb.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "183EC70F15E3DAB3B8C17CE6ECE237CA" eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat vvzblwgwzb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" vvzblwgwzb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh vvzblwgwzb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc vvzblwgwzb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg vvzblwgwzb.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32452D7E9D2383226A3077D770212DD97C8464DB" eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2FC3B02E47E3399D53CAB9D4329AD7BE" eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7EFDFCFB482A821B903DD65D7E92BCEFE643583666416237D7EC" eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E7876BB9FE1B21AED172D0A88A089117" eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" vvzblwgwzb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs vvzblwgwzb.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 632 WINWORD.EXE 632 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 1732 htmfdvog.exe 1732 htmfdvog.exe 1732 htmfdvog.exe 1732 htmfdvog.exe 1732 htmfdvog.exe 1732 htmfdvog.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 1732 htmfdvog.exe 1732 htmfdvog.exe 1732 htmfdvog.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 2492 vvzblwgwzb.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 3100 odvzdtvlkmryjdd.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 1512 htmfdvog.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 4992 lwjzuswrxzvya.exe 1732 htmfdvog.exe 1732 htmfdvog.exe 1732 htmfdvog.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 632 WINWORD.EXE 632 WINWORD.EXE 632 WINWORD.EXE 632 WINWORD.EXE 632 WINWORD.EXE 632 WINWORD.EXE 632 WINWORD.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 504 wrote to memory of 2492 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 79 PID 504 wrote to memory of 2492 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 79 PID 504 wrote to memory of 2492 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 79 PID 504 wrote to memory of 3100 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 80 PID 504 wrote to memory of 3100 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 80 PID 504 wrote to memory of 3100 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 80 PID 504 wrote to memory of 1512 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 81 PID 504 wrote to memory of 1512 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 81 PID 504 wrote to memory of 1512 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 81 PID 504 wrote to memory of 4992 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 82 PID 504 wrote to memory of 4992 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 82 PID 504 wrote to memory of 4992 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 82 PID 2492 wrote to memory of 1732 2492 vvzblwgwzb.exe 83 PID 2492 wrote to memory of 1732 2492 vvzblwgwzb.exe 83 PID 2492 wrote to memory of 1732 2492 vvzblwgwzb.exe 83 PID 504 wrote to memory of 632 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 84 PID 504 wrote to memory of 632 504 eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.exe"C:\Users\Admin\AppData\Local\Temp\eff2650df4553efad1a2d33639d4cc5882f4f3c9c6f86c083142f4224b41a29e.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:504 -
C:\Windows\SysWOW64\vvzblwgwzb.exevvzblwgwzb.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:2492 -
C:\Windows\SysWOW64\htmfdvog.exeC:\Windows\system32\htmfdvog.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:1732
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C:\Windows\SysWOW64\odvzdtvlkmryjdd.exeodvzdtvlkmryjdd.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3100
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C:\Windows\SysWOW64\htmfdvog.exehtmfdvog.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:1512
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C:\Windows\SysWOW64\lwjzuswrxzvya.exelwjzuswrxzvya.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4992
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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:632
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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
MD526b87f54cae7fca9e95ce8b54f934909
SHA1db937de1d88c01fde29e2949f98d0e7158a03f47
SHA25662c842c79748ab7cbaf688ea7b1fa2d4d8183bed4a68c1a7e4fb99f2dfa8470c
SHA51216a461804ff6b576a7d63ed4f94866fcdc3e9a0eebd041b23d39f9ce8b784b0e6d1afd30e169b5973439ad798e0f1efd33a8ef250959614580e55c843ac12e87
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Filesize
255KB
MD57e9e599eef2ab2880ca78b58bf4f07ee
SHA1c1c1910958afef5481a553ac07c5beba85c83a48
SHA256e75da4e0cfe6fa92b5fe2e435a30f9a962a837087d94037fece46ba7ec377c30
SHA512926eb94358ab5c32fdb6d5a0f978d6ad9140aee769d5d3b7cb7260149adecd60b73ae3dda4d3199e85104509f12eb9de4eb4ddb55412c885737c3a2a8c07c711
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Filesize
255KB
MD59cdd864f244e53a34602da5c5a73d079
SHA16694c0d3e7c19ad3f41db36c6b65a22faccd6257
SHA256cfcfde00f47f09e8f8a7ad0f6cdbe0cfe560001c87a89e6b1ca8fa67c1da9412
SHA51260489f726155fd9cdf8efa090b8f7d3c422049c4e04888b8f5c57aca073c1abd2efa715f30b6f51b3d952d18127567f36e8ea7a5900e2413a4fc0ae54cb71d29
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Filesize
255KB
MD589689139e7aa184637116df0935e9d70
SHA1adc06cf1a473843a70545b0155f723848220f895
SHA256ad349305e70a104307e97e37cc085b0ddebdbc9297951ee34df96888fd06f21f
SHA512c1e70f08b7733309c3a9181268624e257c0def031de48e24b22b82b89caa1756253e50712dcbd386a2ff7e8219afe6ac2e9ac5a484477fa298e26b624cf4f64b
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Filesize
255KB
MD589689139e7aa184637116df0935e9d70
SHA1adc06cf1a473843a70545b0155f723848220f895
SHA256ad349305e70a104307e97e37cc085b0ddebdbc9297951ee34df96888fd06f21f
SHA512c1e70f08b7733309c3a9181268624e257c0def031de48e24b22b82b89caa1756253e50712dcbd386a2ff7e8219afe6ac2e9ac5a484477fa298e26b624cf4f64b
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Filesize
255KB
MD589689139e7aa184637116df0935e9d70
SHA1adc06cf1a473843a70545b0155f723848220f895
SHA256ad349305e70a104307e97e37cc085b0ddebdbc9297951ee34df96888fd06f21f
SHA512c1e70f08b7733309c3a9181268624e257c0def031de48e24b22b82b89caa1756253e50712dcbd386a2ff7e8219afe6ac2e9ac5a484477fa298e26b624cf4f64b
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Filesize
255KB
MD519d940d553af0b432c2dcbd89a79066f
SHA1029ef8ddcc44da0f8c4f7ae9144ec191ded43be8
SHA256b72ac10c1eb2ab76a2085de43e053a667bebd3ad9688f6c816864ec9d9d2f8a9
SHA5120c340eb0ec076a8331e507ecc9e1dc318a45f34b28a0c058c396a4df44840ef7215c5aa6de9621886a593836a878fd9927e4d876dfbf230f617fcaad3f0c0e12
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Filesize
255KB
MD519d940d553af0b432c2dcbd89a79066f
SHA1029ef8ddcc44da0f8c4f7ae9144ec191ded43be8
SHA256b72ac10c1eb2ab76a2085de43e053a667bebd3ad9688f6c816864ec9d9d2f8a9
SHA5120c340eb0ec076a8331e507ecc9e1dc318a45f34b28a0c058c396a4df44840ef7215c5aa6de9621886a593836a878fd9927e4d876dfbf230f617fcaad3f0c0e12
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Filesize
255KB
MD55f088cfb60da114683eb2f9dfe49fdef
SHA1511714e6f1bea9be5c3ea66272e88dd010210555
SHA25685b7ef5c7519b98b4a12d3c40e820263555eb6ce791820eae1a6a3f040908c2c
SHA5126ae31996f1e82c1642d39760027d9d61c5923832373b0c8f7f8bd2e2a9314de13eeab55973cbe1b0e6bade7776abd255d16dad0da46949ee65af86cf7017fa52
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Filesize
255KB
MD55f088cfb60da114683eb2f9dfe49fdef
SHA1511714e6f1bea9be5c3ea66272e88dd010210555
SHA25685b7ef5c7519b98b4a12d3c40e820263555eb6ce791820eae1a6a3f040908c2c
SHA5126ae31996f1e82c1642d39760027d9d61c5923832373b0c8f7f8bd2e2a9314de13eeab55973cbe1b0e6bade7776abd255d16dad0da46949ee65af86cf7017fa52
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Filesize
255KB
MD52bb14c8804b53f09c3e542b95e1c7ac3
SHA1ff546a09939ab7116f9729a292147b06c115c9e3
SHA2560edf012b9b9e4e6ff02e2150dfa5b03c39041daf0ed8829fc5bbb9961bbed704
SHA5122e44979c9abb92cb6574f43ae517001f30bcc8e89bd5a7c6485433157a4e22b459939d0a8a57fef1bdd8b5e356b1603c7fe783d98b5fffe268a2891b679e5de8
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Filesize
255KB
MD52bb14c8804b53f09c3e542b95e1c7ac3
SHA1ff546a09939ab7116f9729a292147b06c115c9e3
SHA2560edf012b9b9e4e6ff02e2150dfa5b03c39041daf0ed8829fc5bbb9961bbed704
SHA5122e44979c9abb92cb6574f43ae517001f30bcc8e89bd5a7c6485433157a4e22b459939d0a8a57fef1bdd8b5e356b1603c7fe783d98b5fffe268a2891b679e5de8
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7