Analysis
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max time kernel
208s -
max time network
215s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06-11-2022 16:11
Behavioral task
behavioral1
Sample
0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe
Resource
win7-20220812-en
windows7-x64
26 signatures
150 seconds
General
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Target
0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe
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Size
255KB
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MD5
1aa4d12e684f098a188520250ac71f4e
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SHA1
8d427ee12d9bd0db77f0acce2637cc715d440e8c
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SHA256
0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3
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SHA512
54a0b72df926dc38e59fe15c2d596bb25b343fc30a7718d6e863d4b5070773f9e42807e30ca50e9adb0bda4cebfe892e9aea15a6b6354302c9d20770be34a945
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJC:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI1
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" nbumnkffci.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" nbumnkffci.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" nbumnkffci.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" nbumnkffci.exe -
Executes dropped EXE 5 IoCs
pid Process 4836 nbumnkffci.exe 4760 yppyqppayyjcoif.exe 4996 rajashwg.exe 2632 whxiozngfaclj.exe 220 rajashwg.exe -
resource yara_rule behavioral2/memory/5032-132-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x000a000000022e1b-134.dat upx behavioral2/files/0x000a000000022e1b-135.dat upx behavioral2/files/0x0006000000022e20-138.dat upx behavioral2/files/0x0006000000022e20-137.dat upx behavioral2/files/0x0006000000022e21-141.dat upx behavioral2/files/0x0006000000022e21-140.dat upx behavioral2/files/0x0006000000022e22-144.dat upx behavioral2/files/0x0006000000022e22-143.dat upx behavioral2/memory/4760-147-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4836-146-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4996-149-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/5032-148-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/2632-150-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x0006000000022e21-152.dat upx behavioral2/memory/220-158-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/files/0x00020000000005a1-159.dat upx behavioral2/files/0x0002000000009ded-160.dat upx behavioral2/memory/4760-164-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4836-165-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/4996-166-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/2632-167-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral2/memory/220-168-0x0000000000400000-0x00000000004A0000-memory.dmp 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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.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" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirstRunDisabled = "1" nbumnkffci.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run yppyqppayyjcoif.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\wbsqvuyg = "nbumnkffci.exe" yppyqppayyjcoif.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\vukwnncx = "yppyqppayyjcoif.exe" yppyqppayyjcoif.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "whxiozngfaclj.exe" yppyqppayyjcoif.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) \??\k: nbumnkffci.exe File opened (read-only) \??\w: nbumnkffci.exe File opened (read-only) \??\k: rajashwg.exe File opened (read-only) \??\u: rajashwg.exe File opened (read-only) \??\z: rajashwg.exe File opened (read-only) \??\b: nbumnkffci.exe File opened (read-only) \??\m: nbumnkffci.exe File opened (read-only) \??\u: nbumnkffci.exe File opened (read-only) \??\s: rajashwg.exe File opened (read-only) \??\w: rajashwg.exe File opened (read-only) \??\n: nbumnkffci.exe File opened (read-only) \??\v: nbumnkffci.exe File opened (read-only) \??\k: rajashwg.exe File opened (read-only) \??\p: rajashwg.exe File opened (read-only) \??\q: rajashwg.exe File opened (read-only) \??\j: rajashwg.exe File opened (read-only) \??\h: nbumnkffci.exe File opened (read-only) \??\f: rajashwg.exe File opened (read-only) \??\u: rajashwg.exe File opened (read-only) \??\r: rajashwg.exe File opened (read-only) \??\y: rajashwg.exe File opened (read-only) \??\j: nbumnkffci.exe File opened (read-only) \??\r: nbumnkffci.exe File opened (read-only) \??\l: rajashwg.exe File opened (read-only) \??\m: rajashwg.exe File opened (read-only) \??\i: rajashwg.exe File opened (read-only) \??\x: rajashwg.exe File opened (read-only) \??\n: rajashwg.exe File opened (read-only) \??\b: rajashwg.exe File opened (read-only) \??\e: nbumnkffci.exe File opened (read-only) \??\p: rajashwg.exe File opened (read-only) \??\j: rajashwg.exe File opened (read-only) \??\t: nbumnkffci.exe File opened (read-only) \??\s: rajashwg.exe File opened (read-only) \??\v: rajashwg.exe File opened (read-only) \??\l: rajashwg.exe File opened (read-only) \??\l: nbumnkffci.exe File opened (read-only) \??\g: nbumnkffci.exe File opened (read-only) \??\b: rajashwg.exe File opened (read-only) \??\o: rajashwg.exe File opened (read-only) \??\t: rajashwg.exe File opened (read-only) \??\y: rajashwg.exe File opened (read-only) \??\e: rajashwg.exe File opened (read-only) \??\i: rajashwg.exe File opened (read-only) \??\s: nbumnkffci.exe File opened (read-only) \??\y: nbumnkffci.exe File opened (read-only) \??\a: rajashwg.exe File opened (read-only) \??\r: rajashwg.exe File opened (read-only) \??\t: rajashwg.exe File opened (read-only) \??\f: rajashwg.exe File opened (read-only) \??\n: rajashwg.exe File opened (read-only) \??\f: nbumnkffci.exe File opened (read-only) \??\o: nbumnkffci.exe File opened (read-only) \??\q: nbumnkffci.exe File opened (read-only) \??\g: rajashwg.exe File opened (read-only) \??\w: rajashwg.exe File opened (read-only) \??\h: rajashwg.exe File opened (read-only) \??\q: rajashwg.exe File opened (read-only) \??\h: rajashwg.exe File opened (read-only) \??\z: rajashwg.exe File opened (read-only) \??\v: rajashwg.exe File opened (read-only) \??\p: nbumnkffci.exe File opened (read-only) \??\i: nbumnkffci.exe File opened (read-only) \??\x: nbumnkffci.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" nbumnkffci.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" nbumnkffci.exe -
AutoIT Executable 12 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/5032-132-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4760-147-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4836-146-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4996-149-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/5032-148-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2632-150-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/220-158-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4760-164-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4836-165-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/4996-166-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/2632-167-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral2/memory/220-168-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\whxiozngfaclj.exe 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll nbumnkffci.exe File created C:\Windows\SysWOW64\nbumnkffci.exe 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe File opened for modification C:\Windows\SysWOW64\yppyqppayyjcoif.exe 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe File created C:\Windows\SysWOW64\whxiozngfaclj.exe 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe File opened for modification C:\Windows\SysWOW64\rajashwg.exe 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe File opened for modification C:\Windows\SysWOW64\nbumnkffci.exe 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe File created C:\Windows\SysWOW64\yppyqppayyjcoif.exe 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe File created C:\Windows\SysWOW64\rajashwg.exe 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.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 rajashwg.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe rajashwg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal rajashwg.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe rajashwg.exe File created \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe rajashwg.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe rajashwg.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe rajashwg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal rajashwg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.nal rajashwg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.nal rajashwg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe rajashwg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe rajashwg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe rajashwg.exe File opened for modification \??\c:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe rajashwg.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.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 Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs nbumnkffci.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" nbumnkffci.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6BBCF9CBFE14F290840E3A41819B3990B3FD03FD4362033AE1B842E908D3" 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat nbumnkffci.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7F8FFF8F4F2885189137D62D7DE2BD95E134594667446332D79E" 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" nbumnkffci.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg nbumnkffci.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2EB2B12B47E439E352CDBAA13392D7BE" 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" nbumnkffci.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh nbumnkffci.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" nbumnkffci.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf nbumnkffci.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" nbumnkffci.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E0F66BB7FF6722D9D109D1D28B099114" 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "193DC7741596DBC7B8CA7C93EDE437BA" 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" nbumnkffci.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc nbumnkffci.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "33342C7A9D2C83526A3276A270202CD87DF664AB" 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 3560 WINWORD.EXE 3560 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4996 rajashwg.exe 4996 rajashwg.exe 4996 rajashwg.exe 4996 rajashwg.exe 4996 rajashwg.exe 4996 rajashwg.exe 4996 rajashwg.exe 4996 rajashwg.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4996 rajashwg.exe 4996 rajashwg.exe 4996 rajashwg.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 220 rajashwg.exe 220 rajashwg.exe 220 rajashwg.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4836 nbumnkffci.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4760 yppyqppayyjcoif.exe 4996 rajashwg.exe 4996 rajashwg.exe 4996 rajashwg.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 2632 whxiozngfaclj.exe 220 rajashwg.exe 220 rajashwg.exe 220 rajashwg.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 3560 WINWORD.EXE 3560 WINWORD.EXE 3560 WINWORD.EXE 3560 WINWORD.EXE 3560 WINWORD.EXE 3560 WINWORD.EXE 3560 WINWORD.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 5032 wrote to memory of 4836 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 81 PID 5032 wrote to memory of 4836 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 81 PID 5032 wrote to memory of 4836 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 81 PID 5032 wrote to memory of 4760 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 83 PID 5032 wrote to memory of 4760 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 83 PID 5032 wrote to memory of 4760 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 83 PID 5032 wrote to memory of 4996 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 82 PID 5032 wrote to memory of 4996 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 82 PID 5032 wrote to memory of 4996 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 82 PID 5032 wrote to memory of 2632 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 84 PID 5032 wrote to memory of 2632 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 84 PID 5032 wrote to memory of 2632 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 84 PID 5032 wrote to memory of 3560 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 85 PID 5032 wrote to memory of 3560 5032 0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe 85 PID 4836 wrote to memory of 220 4836 nbumnkffci.exe 87 PID 4836 wrote to memory of 220 4836 nbumnkffci.exe 87 PID 4836 wrote to memory of 220 4836 nbumnkffci.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.exe"C:\Users\Admin\AppData\Local\Temp\0a3d61ed84c5209a6c9996b3a46257ab2cd1400fb39982dc87727732df9280a3.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:5032 -
C:\Windows\SysWOW64\nbumnkffci.exenbumnkffci.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:4836 -
C:\Windows\SysWOW64\rajashwg.exeC:\Windows\system32\rajashwg.exe3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:220
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C:\Windows\SysWOW64\rajashwg.exerajashwg.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:4996
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C:\Windows\SysWOW64\yppyqppayyjcoif.exeyppyqppayyjcoif.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4760
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C:\Windows\SysWOW64\whxiozngfaclj.exewhxiozngfaclj.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2632
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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:3560
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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
MD58d4fb409e3ff5ae7ad85f0f218ec8bf0
SHA171f99fdb12aae570e4993740d73f5380477bfcd4
SHA256b5cffd976a04932f8e5a480023e3730207d87329579e004000b31b90a97cb0c6
SHA5129ec5dab5a24744eb84ea926223a0cb4a602c187fe09b93024a53b425a704a8a903ad8be8d8ff4ad9593fbdd0c60828c9cb0ccb3e45d2ec13fa343fb64a8cc89d
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Filesize
255KB
MD5b885472b44c5df2371831947c15643df
SHA11c99b024a74eca2f3da0b52ab4b498f01834a034
SHA256b5993431caef11e05a3024cea77d0969d1c7f7c3215c4a3a04d5b906dd13ad75
SHA512bac0a933e8f2f86270c2b92a79495a1f3cbe9c3b407e946745d502a17fc798020dfa1bf16a4800f41def16a9d496568226e26dd85e161b892c0f07df0df8aee5
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Filesize
255KB
MD536c8455f3bf9963416234da1df34eb6d
SHA1ca34f9d9c56f2d3f5812605bef419a021ac04d2b
SHA256f43602a452072d9a50862a1358594bca377f5cb0ad6ce66b86eb281c81b73c3d
SHA5125248bfd7a420b2f42e8c599951767c4dbf33567784f15d6c0189ed878491be5e811c8953bf8cfe1e4a88574456d6713023db1f255e8657fd5b4c3c3b35220695
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Filesize
255KB
MD536c8455f3bf9963416234da1df34eb6d
SHA1ca34f9d9c56f2d3f5812605bef419a021ac04d2b
SHA256f43602a452072d9a50862a1358594bca377f5cb0ad6ce66b86eb281c81b73c3d
SHA5125248bfd7a420b2f42e8c599951767c4dbf33567784f15d6c0189ed878491be5e811c8953bf8cfe1e4a88574456d6713023db1f255e8657fd5b4c3c3b35220695
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Filesize
255KB
MD585c5eadba1dfb3733a882f51051a5659
SHA1050dec25a58fc8934a9d460782edc08610c46f83
SHA256d6071c4e1fde9d6d32892ea1f7271bbcff0a692ae71c572573ff7257d94bfac9
SHA512ac628a8f55605bfe194197edccfd85e5f49fb56609fe95e409261eba7989cc71fddf7bd5d7ad1cfd29ffa322cb1c9ce4c14cc440b4d010a6cb79bb98eda414f9
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Filesize
255KB
MD585c5eadba1dfb3733a882f51051a5659
SHA1050dec25a58fc8934a9d460782edc08610c46f83
SHA256d6071c4e1fde9d6d32892ea1f7271bbcff0a692ae71c572573ff7257d94bfac9
SHA512ac628a8f55605bfe194197edccfd85e5f49fb56609fe95e409261eba7989cc71fddf7bd5d7ad1cfd29ffa322cb1c9ce4c14cc440b4d010a6cb79bb98eda414f9
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Filesize
255KB
MD585c5eadba1dfb3733a882f51051a5659
SHA1050dec25a58fc8934a9d460782edc08610c46f83
SHA256d6071c4e1fde9d6d32892ea1f7271bbcff0a692ae71c572573ff7257d94bfac9
SHA512ac628a8f55605bfe194197edccfd85e5f49fb56609fe95e409261eba7989cc71fddf7bd5d7ad1cfd29ffa322cb1c9ce4c14cc440b4d010a6cb79bb98eda414f9
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Filesize
255KB
MD571b32d178169a54bc691449e7d121866
SHA15c7b2ce87d2c19c48985a2181465623c6b6fcfe3
SHA2561fba1c20eae5cdd1c82ab1a30b392552223fb3d61879d8895b335ed371c3e258
SHA512143a2de68dd01344eaaedcdde1decbb0c8a6e30a572bf738b89da0e76f31470797b6b11b8ffa7904f668e85071c050ce5cd4da5126fe2c7fc81e2b0fc4f3dd2b
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Filesize
255KB
MD571b32d178169a54bc691449e7d121866
SHA15c7b2ce87d2c19c48985a2181465623c6b6fcfe3
SHA2561fba1c20eae5cdd1c82ab1a30b392552223fb3d61879d8895b335ed371c3e258
SHA512143a2de68dd01344eaaedcdde1decbb0c8a6e30a572bf738b89da0e76f31470797b6b11b8ffa7904f668e85071c050ce5cd4da5126fe2c7fc81e2b0fc4f3dd2b
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Filesize
255KB
MD5c3222cf36d8859717a44032579cc0130
SHA1651d672eadda4431ac2b228ea6e99a9e90be56b4
SHA25682b2bbf889afc4638832fcca0c7085c4c775f2e8f624ce480c820b36c24648d1
SHA5127bcf4fe94ed92ab6c320f3d28967e2fd0a6632410963531e025a33d9f750653ed27df5c422b676d7ec477c5ddafc4c71b209730d48ef22bdeb9042c99e4f0116
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Filesize
255KB
MD5c3222cf36d8859717a44032579cc0130
SHA1651d672eadda4431ac2b228ea6e99a9e90be56b4
SHA25682b2bbf889afc4638832fcca0c7085c4c775f2e8f624ce480c820b36c24648d1
SHA5127bcf4fe94ed92ab6c320f3d28967e2fd0a6632410963531e025a33d9f750653ed27df5c422b676d7ec477c5ddafc4c71b209730d48ef22bdeb9042c99e4f0116
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7