Analysis
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max time kernel
155s -
max time network
158s -
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, 18:36
Behavioral task
behavioral1
Sample
e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe
Resource
win7-20221111-en
windows7-x64
24 signatures
150 seconds
General
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Target
e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe
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Size
255KB
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MD5
8381395cbf1e349ac9b96c19cd40a17b
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SHA1
74c3afead6c095de1b7cc631e5be0f8d2dd1b9f0
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SHA256
e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd
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SHA512
063110b38942914027c015eed2bc5222a99f2a42fa7a0e1e256317908cc32205638296f30147a574443c3b84eb5c95c9f4e315f8674d08047e2363f014b0f9fe
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJs: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" ykkpjqqrtb.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" ykkpjqqrtb.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" ykkpjqqrtb.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" ykkpjqqrtb.exe -
Executes dropped EXE 5 IoCs
pid Process 2784 ykkpjqqrtb.exe 1396 fitqjgfmukzeldt.exe 2708 apzoxiws.exe 4304 wnoitjqjlslcc.exe 4808 apzoxiws.exe -
resource yara_rule behavioral2/memory/428-132-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0007000000022f67-134.dat upx behavioral2/files/0x0007000000022f67-135.dat upx behavioral2/files/0x0006000000022f6c-137.dat upx behavioral2/files/0x0006000000022f6c-138.dat upx behavioral2/files/0x0006000000022f6d-141.dat upx behavioral2/files/0x0006000000022f6d-140.dat upx behavioral2/files/0x0006000000022f6e-144.dat upx behavioral2/files/0x0006000000022f6e-143.dat upx behavioral2/memory/2784-145-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1396-146-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/2708-147-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4304-148-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022f6d-150.dat upx behavioral2/memory/4808-151-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/428-153-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022f77-159.dat upx behavioral2/files/0x0006000000022f78-160.dat upx behavioral2/memory/2784-161-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/1396-162-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/2708-163-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4304-164-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4808-166-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x000200000001e2c1-169.dat upx behavioral2/files/0x0003000000000721-170.dat upx behavioral2/files/0x0003000000000721-171.dat upx behavioral2/files/0x0003000000000721-172.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 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.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\AntiVirusDisableNotify = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" ykkpjqqrtb.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "wnoitjqjlslcc.exe" fitqjgfmukzeldt.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run fitqjgfmukzeldt.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\rfjzmett = "ykkpjqqrtb.exe" fitqjgfmukzeldt.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\vidwfgje = "fitqjgfmukzeldt.exe" fitqjgfmukzeldt.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) \??\z: apzoxiws.exe File opened (read-only) \??\l: ykkpjqqrtb.exe File opened (read-only) \??\h: apzoxiws.exe File opened (read-only) \??\n: apzoxiws.exe File opened (read-only) \??\w: apzoxiws.exe File opened (read-only) \??\i: ykkpjqqrtb.exe File opened (read-only) \??\t: ykkpjqqrtb.exe File opened (read-only) \??\i: apzoxiws.exe File opened (read-only) \??\t: apzoxiws.exe File opened (read-only) \??\g: ykkpjqqrtb.exe File opened (read-only) \??\k: ykkpjqqrtb.exe File opened (read-only) \??\p: ykkpjqqrtb.exe File opened (read-only) \??\j: apzoxiws.exe File opened (read-only) \??\p: apzoxiws.exe File opened (read-only) \??\e: ykkpjqqrtb.exe File opened (read-only) \??\e: apzoxiws.exe File opened (read-only) \??\a: ykkpjqqrtb.exe File opened (read-only) \??\r: ykkpjqqrtb.exe File opened (read-only) \??\u: ykkpjqqrtb.exe File opened (read-only) \??\q: apzoxiws.exe File opened (read-only) \??\b: ykkpjqqrtb.exe File opened (read-only) \??\h: ykkpjqqrtb.exe File opened (read-only) \??\x: ykkpjqqrtb.exe File opened (read-only) \??\o: apzoxiws.exe File opened (read-only) \??\x: apzoxiws.exe File opened (read-only) \??\l: apzoxiws.exe File opened (read-only) \??\m: apzoxiws.exe File opened (read-only) \??\k: apzoxiws.exe File opened (read-only) \??\s: apzoxiws.exe File opened (read-only) \??\y: apzoxiws.exe File opened (read-only) \??\n: ykkpjqqrtb.exe File opened (read-only) \??\k: apzoxiws.exe File opened (read-only) \??\q: apzoxiws.exe File opened (read-only) \??\a: apzoxiws.exe File opened (read-only) \??\b: apzoxiws.exe File opened (read-only) \??\s: ykkpjqqrtb.exe File opened (read-only) \??\a: apzoxiws.exe File opened (read-only) \??\b: apzoxiws.exe File opened (read-only) \??\s: apzoxiws.exe File opened (read-only) \??\t: apzoxiws.exe File opened (read-only) \??\e: apzoxiws.exe File opened (read-only) \??\o: apzoxiws.exe File opened (read-only) \??\v: ykkpjqqrtb.exe File opened (read-only) \??\i: apzoxiws.exe File opened (read-only) \??\r: apzoxiws.exe File opened (read-only) \??\j: apzoxiws.exe File opened (read-only) \??\q: ykkpjqqrtb.exe File opened (read-only) \??\w: ykkpjqqrtb.exe File opened (read-only) \??\z: ykkpjqqrtb.exe File opened (read-only) \??\w: apzoxiws.exe File opened (read-only) \??\n: apzoxiws.exe File opened (read-only) \??\v: apzoxiws.exe File opened (read-only) \??\f: ykkpjqqrtb.exe File opened (read-only) \??\m: ykkpjqqrtb.exe File opened (read-only) \??\u: apzoxiws.exe File opened (read-only) \??\y: apzoxiws.exe File opened (read-only) \??\z: apzoxiws.exe File opened (read-only) \??\f: apzoxiws.exe File opened (read-only) \??\v: apzoxiws.exe File opened (read-only) \??\o: ykkpjqqrtb.exe File opened (read-only) \??\y: ykkpjqqrtb.exe File opened (read-only) \??\r: apzoxiws.exe File opened (read-only) \??\u: apzoxiws.exe File opened (read-only) \??\j: ykkpjqqrtb.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" ykkpjqqrtb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" ykkpjqqrtb.exe -
AutoIT Executable 11 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/2784-145-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1396-146-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2708-147-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4304-148-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4808-151-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/428-153-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2784-161-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/1396-162-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2708-163-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4304-164-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4808-166-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe -
Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\wnoitjqjlslcc.exe e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe File opened for modification C:\Windows\SysWOW64\wnoitjqjlslcc.exe e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll ykkpjqqrtb.exe File created C:\Windows\SysWOW64\ykkpjqqrtb.exe e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe File opened for modification C:\Windows\SysWOW64\ykkpjqqrtb.exe e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe File opened for modification C:\Windows\SysWOW64\fitqjgfmukzeldt.exe e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe File created C:\Windows\SysWOW64\apzoxiws.exe e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe File opened for modification C:\Windows\SysWOW64\apzoxiws.exe e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe File created \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe apzoxiws.exe File created \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe apzoxiws.exe File opened for modification \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe apzoxiws.exe File created C:\Windows\SysWOW64\fitqjgfmukzeldt.exe e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe File opened for modification \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe apzoxiws.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.DOC.exe apzoxiws.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe apzoxiws.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal apzoxiws.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe apzoxiws.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe apzoxiws.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal apzoxiws.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe apzoxiws.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal apzoxiws.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe apzoxiws.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe apzoxiws.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe apzoxiws.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe apzoxiws.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe apzoxiws.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal apzoxiws.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf WINWORD.EXE File created C:\Windows\~$mydoc.rtf WINWORD.EXE File opened for modification C:\Windows\mydoc.rtf e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.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\.WSF\ = "txtfile" ykkpjqqrtb.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6ACAFABDFE10F298837A3B46869D39E3B38A02FF4262033CE1B9429D09D5" e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" ykkpjqqrtb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh ykkpjqqrtb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc ykkpjqqrtb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E0F36BB3FE6E22A9D27DD0D28B7D9011" e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "193DC67815E6DBC7B8B97CE3ED9434CC" e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" ykkpjqqrtb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" ykkpjqqrtb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32352C0A9C2282246A3677D177272DDC7CF364DB" e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat ykkpjqqrtb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs ykkpjqqrtb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" ykkpjqqrtb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2FCAB02A44E439ED52BDBAA23392D4C5" e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7F8FFF89482F8518903CD72D7E94BDE7E147584467346346D7EE" e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" ykkpjqqrtb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf ykkpjqqrtb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg ykkpjqqrtb.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4516 WINWORD.EXE 4516 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 2708 apzoxiws.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 1396 fitqjgfmukzeldt.exe 2708 apzoxiws.exe 2708 apzoxiws.exe 2708 apzoxiws.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 1396 fitqjgfmukzeldt.exe 1396 fitqjgfmukzeldt.exe 1396 fitqjgfmukzeldt.exe 1396 fitqjgfmukzeldt.exe 1396 fitqjgfmukzeldt.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 1396 fitqjgfmukzeldt.exe 1396 fitqjgfmukzeldt.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4808 apzoxiws.exe 4808 apzoxiws.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4808 apzoxiws.exe 4808 apzoxiws.exe 4808 apzoxiws.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2784 ykkpjqqrtb.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 2708 apzoxiws.exe 1396 fitqjgfmukzeldt.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4304 wnoitjqjlslcc.exe 4808 apzoxiws.exe 4808 apzoxiws.exe 4808 apzoxiws.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 4516 WINWORD.EXE 4516 WINWORD.EXE 4516 WINWORD.EXE 4516 WINWORD.EXE 4516 WINWORD.EXE 4516 WINWORD.EXE 4516 WINWORD.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 428 wrote to memory of 2784 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 80 PID 428 wrote to memory of 2784 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 80 PID 428 wrote to memory of 2784 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 80 PID 428 wrote to memory of 1396 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 81 PID 428 wrote to memory of 1396 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 81 PID 428 wrote to memory of 1396 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 81 PID 428 wrote to memory of 2708 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 82 PID 428 wrote to memory of 2708 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 82 PID 428 wrote to memory of 2708 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 82 PID 428 wrote to memory of 4304 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 83 PID 428 wrote to memory of 4304 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 83 PID 428 wrote to memory of 4304 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 83 PID 2784 wrote to memory of 4808 2784 ykkpjqqrtb.exe 84 PID 2784 wrote to memory of 4808 2784 ykkpjqqrtb.exe 84 PID 2784 wrote to memory of 4808 2784 ykkpjqqrtb.exe 84 PID 428 wrote to memory of 4516 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 85 PID 428 wrote to memory of 4516 428 e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.exe"C:\Users\Admin\AppData\Local\Temp\e1b659c6330dd4142d86450899b0d53a0498d52fdad9d911c0f2bba1ed015cdd.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:428 -
C:\Windows\SysWOW64\ykkpjqqrtb.exeykkpjqqrtb.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:2784 -
C:\Windows\SysWOW64\apzoxiws.exeC:\Windows\system32\apzoxiws.exe3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4808
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C:\Windows\SysWOW64\fitqjgfmukzeldt.exefitqjgfmukzeldt.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1396
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C:\Windows\SysWOW64\apzoxiws.exeapzoxiws.exe2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2708
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C:\Windows\SysWOW64\wnoitjqjlslcc.exewnoitjqjlslcc.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4304
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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:4516
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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
Loading Replay Monitor...
Downloads
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Filesize
255KB
MD5de21a913ecff258de6e98dc7da471189
SHA1f4d91244217de170f634ab316c2574efec52d302
SHA25641a336ef54fab825b7dde7d37fbd731219f79e61715a7f078d1dd60efa343209
SHA5123bf9c98060d786017817188a68d138d5dbab89d21e3a13ff5ca5eed1c4730f1a6d2565e72f79cf5eba7c3765f575590165520221b10dd7596afdd48ce5ffbd30
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Filesize
255KB
MD521fe88adcf01e41f434dc3f57ce9c7b8
SHA1c03ddda6dac42ba7435d7f4ce607d5bdbc06a681
SHA256c020702d379cfb1947b75b4a69f4a3b701166fa636131460f7b9d1acad1e1c5b
SHA512e8fa63fece3bde7d061e523a69c42de885410445068fa1cedfb28603b5bed2363cddd12b079d49682e40b94e936adffda5b071b3fc581a033da42073b21c65b8
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Filesize
255KB
MD54cd053c727a34ef11cb2d874786109a7
SHA1a218e3a9b892532e682c5ad3c5235a5be6228d4e
SHA256bbfbfcbeb35d80eced1a694a580b3b3ab2ee5156eb1cb36d1fd9c4ceca99896e
SHA5124dbcd020547771bf598afeb11b2a03e74d09ec4555a4ab9d2c7421239d723349b9423f43dcdcc0fcb7334376ca8bbfa73afcd7c785bb5ac25cb607b961d66324
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Filesize
255KB
MD5068f2e465a89a937bcafd8e94da3ce9e
SHA11acf32df7c3e2381b76182bfd5a329c0110cccab
SHA2565b0444b38829febc3366ba30e694cf4d8a47ade2272cf3af4327065e6008938c
SHA5122cc834b84e2aef9069e51f2da1827aad607a0e40ebf8453149d79f7c84140724750213a0af4a1e05330730617bf6aeb477a58f3993a555acee60637e515f5d14
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Filesize
255KB
MD5068f2e465a89a937bcafd8e94da3ce9e
SHA11acf32df7c3e2381b76182bfd5a329c0110cccab
SHA2565b0444b38829febc3366ba30e694cf4d8a47ade2272cf3af4327065e6008938c
SHA5122cc834b84e2aef9069e51f2da1827aad607a0e40ebf8453149d79f7c84140724750213a0af4a1e05330730617bf6aeb477a58f3993a555acee60637e515f5d14
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Filesize
255KB
MD5068f2e465a89a937bcafd8e94da3ce9e
SHA11acf32df7c3e2381b76182bfd5a329c0110cccab
SHA2565b0444b38829febc3366ba30e694cf4d8a47ade2272cf3af4327065e6008938c
SHA5122cc834b84e2aef9069e51f2da1827aad607a0e40ebf8453149d79f7c84140724750213a0af4a1e05330730617bf6aeb477a58f3993a555acee60637e515f5d14
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Filesize
255KB
MD55599aec9d16ca489fd5a3101e7f53a83
SHA18ef2a2f517576f9fb242f97aa433bb2c64245541
SHA2562b05a39e0c265931eece5832e108da83fcee2552a1456675fdc338896b8a19bb
SHA51230cb5b991e13961fc817475dc994795d48ffe1de2ef550d7a8eb3c4e3527e2abb6725a5ad2d31a30c0d6c6a42cf3a2cb8ac3dc776c92de6408904c47a471ab10
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Filesize
255KB
MD55599aec9d16ca489fd5a3101e7f53a83
SHA18ef2a2f517576f9fb242f97aa433bb2c64245541
SHA2562b05a39e0c265931eece5832e108da83fcee2552a1456675fdc338896b8a19bb
SHA51230cb5b991e13961fc817475dc994795d48ffe1de2ef550d7a8eb3c4e3527e2abb6725a5ad2d31a30c0d6c6a42cf3a2cb8ac3dc776c92de6408904c47a471ab10
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Filesize
255KB
MD59c5191cdd21283664005601162751d58
SHA177d10e70a6ae01323c3dac0f0b3f5882367b1710
SHA256c9845a5f0eedb1e143b527f48bbee18dde012b979009a2bfdbc976252808cc87
SHA512b471557f2bae0faf13b55b2495c651958f62d641c3ae038b26cdbe72ac713c71f39115fc688d40ecefb51c81b63f01f7abc6a5b3f8b79da0ae47a56061427eb5
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Filesize
255KB
MD59c5191cdd21283664005601162751d58
SHA177d10e70a6ae01323c3dac0f0b3f5882367b1710
SHA256c9845a5f0eedb1e143b527f48bbee18dde012b979009a2bfdbc976252808cc87
SHA512b471557f2bae0faf13b55b2495c651958f62d641c3ae038b26cdbe72ac713c71f39115fc688d40ecefb51c81b63f01f7abc6a5b3f8b79da0ae47a56061427eb5
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Filesize
255KB
MD567b613a6dd260d8b9b706f57fad6bafd
SHA11a37e6a02420a42aab850f907c06ecef40783f3b
SHA2567acffeae034b3a0e90f1666cd818ed6792f66f2aff727974de3e4de409ca03a4
SHA5121aa7ee52d0f8101074afeeb0b0018bba6416723682b91872369e29bfc2cd80c8a7b9a43bdb3788b5d1000192abff0d85bc122243f167f967cab3a5a62aa39a6c
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Filesize
255KB
MD567b613a6dd260d8b9b706f57fad6bafd
SHA11a37e6a02420a42aab850f907c06ecef40783f3b
SHA2567acffeae034b3a0e90f1666cd818ed6792f66f2aff727974de3e4de409ca03a4
SHA5121aa7ee52d0f8101074afeeb0b0018bba6416723682b91872369e29bfc2cd80c8a7b9a43bdb3788b5d1000192abff0d85bc122243f167f967cab3a5a62aa39a6c
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7
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Filesize
255KB
MD520744a8fa79ea38607071238a389fcb7
SHA1b16494f524307085d58109a098de2b5886d9c6bc
SHA2568356faf8c524efb1a5b97c47026a266d105a23086a67e8b8210536b62078d716
SHA512a2bf8323f16d20f16d6f09327bf71872fc2d5d9f71dbf1b83e5b86db0c2b10663ac06fcc9dd9a925cbc287764b759dbc262bd5240a98e60233f06f933b3f92d3
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Filesize
255KB
MD565ada0ec08304889cb6e2ff4851b04e6
SHA1ab7482c2f8abbf41e2a6022ea31545639a830611
SHA2563a47489936b39765fb1b012850d1cedd1fd58513045799b38ac0aef4c6597583
SHA512e3dae0f43f5bf157044177b01d0b793fd2a104961c4d117dd567af441c2d8fab3e4d628236772f6695633aaaafdf53187ec7263db3555d1a8a78422df3f06828
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Filesize
255KB
MD565ada0ec08304889cb6e2ff4851b04e6
SHA1ab7482c2f8abbf41e2a6022ea31545639a830611
SHA2563a47489936b39765fb1b012850d1cedd1fd58513045799b38ac0aef4c6597583
SHA512e3dae0f43f5bf157044177b01d0b793fd2a104961c4d117dd567af441c2d8fab3e4d628236772f6695633aaaafdf53187ec7263db3555d1a8a78422df3f06828