Analysis
-
max time kernel
149s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
26/12/2023, 04:35
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
5497b35568529d7d1a1b352dd947e9dc.exe
Resource
win7-20231129-en
windows7-x64
25 signatures
150 seconds
Behavioral task
behavioral2
Sample
5497b35568529d7d1a1b352dd947e9dc.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
24 signatures
150 seconds
General
-
Target
5497b35568529d7d1a1b352dd947e9dc.exe
-
Size
512KB
-
MD5
5497b35568529d7d1a1b352dd947e9dc
-
SHA1
939802285c3a1cfd5b9dc68dd0e9e15fef226a73
-
SHA256
953174533c940387736d75bb4d02d9bf760502fbfa999c1da1f3e7a01f22896a
-
SHA512
1aded16667f9b9110080af065221a6d37c571e131515651b743203ccd83154788c1cbedf5e0225fded34f1c778e1ec27137ee76f68dfa1f26967173ed578db02
-
SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6f:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5k
Score
10/10
Malware Config
Signatures
-
Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" ujggbfcrwb.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ujggbfcrwb.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" ujggbfcrwb.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" ujggbfcrwb.exe -
Executes dropped EXE 5 IoCs
pid Process 3024 ujggbfcrwb.exe 3052 pbmpwtlfyexdmva.exe 2164 nrgvtifq.exe 2796 dysvztkixxbqh.exe 2740 nrgvtifq.exe -
Loads dropped DLL 5 IoCs
pid Process 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 3024 ujggbfcrwb.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirstRunDisabled = "1" ujggbfcrwb.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\alwjobxb = "ujggbfcrwb.exe" pbmpwtlfyexdmva.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\womijffz = "pbmpwtlfyexdmva.exe" pbmpwtlfyexdmva.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "dysvztkixxbqh.exe" pbmpwtlfyexdmva.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) \??\i: ujggbfcrwb.exe File opened (read-only) \??\j: ujggbfcrwb.exe File opened (read-only) \??\u: ujggbfcrwb.exe File opened (read-only) \??\v: ujggbfcrwb.exe File opened (read-only) \??\g: nrgvtifq.exe File opened (read-only) \??\l: nrgvtifq.exe File opened (read-only) \??\v: nrgvtifq.exe File opened (read-only) \??\h: ujggbfcrwb.exe File opened (read-only) \??\s: nrgvtifq.exe File opened (read-only) \??\h: nrgvtifq.exe File opened (read-only) \??\t: nrgvtifq.exe File opened (read-only) \??\i: nrgvtifq.exe File opened (read-only) \??\s: nrgvtifq.exe File opened (read-only) \??\u: nrgvtifq.exe File opened (read-only) \??\l: ujggbfcrwb.exe File opened (read-only) \??\r: ujggbfcrwb.exe File opened (read-only) \??\g: nrgvtifq.exe File opened (read-only) \??\a: nrgvtifq.exe File opened (read-only) \??\j: nrgvtifq.exe File opened (read-only) \??\q: nrgvtifq.exe File opened (read-only) \??\y: nrgvtifq.exe File opened (read-only) \??\b: nrgvtifq.exe File opened (read-only) \??\e: nrgvtifq.exe File opened (read-only) \??\z: nrgvtifq.exe File opened (read-only) \??\g: ujggbfcrwb.exe File opened (read-only) \??\x: ujggbfcrwb.exe File opened (read-only) \??\i: nrgvtifq.exe File opened (read-only) \??\u: nrgvtifq.exe File opened (read-only) \??\y: nrgvtifq.exe File opened (read-only) \??\z: ujggbfcrwb.exe File opened (read-only) \??\k: nrgvtifq.exe File opened (read-only) \??\r: nrgvtifq.exe File opened (read-only) \??\e: ujggbfcrwb.exe File opened (read-only) \??\s: ujggbfcrwb.exe File opened (read-only) \??\w: nrgvtifq.exe File opened (read-only) \??\x: nrgvtifq.exe File opened (read-only) \??\v: nrgvtifq.exe File opened (read-only) \??\x: nrgvtifq.exe File opened (read-only) \??\n: nrgvtifq.exe File opened (read-only) \??\a: nrgvtifq.exe File opened (read-only) \??\w: nrgvtifq.exe File opened (read-only) \??\p: nrgvtifq.exe File opened (read-only) \??\r: nrgvtifq.exe File opened (read-only) \??\a: ujggbfcrwb.exe File opened (read-only) \??\k: ujggbfcrwb.exe File opened (read-only) \??\p: ujggbfcrwb.exe File opened (read-only) \??\w: ujggbfcrwb.exe File opened (read-only) \??\m: nrgvtifq.exe File opened (read-only) \??\t: nrgvtifq.exe File opened (read-only) \??\b: ujggbfcrwb.exe File opened (read-only) \??\e: nrgvtifq.exe File opened (read-only) \??\q: ujggbfcrwb.exe File opened (read-only) \??\b: nrgvtifq.exe File opened (read-only) \??\p: nrgvtifq.exe File opened (read-only) \??\n: ujggbfcrwb.exe File opened (read-only) \??\m: nrgvtifq.exe File opened (read-only) \??\n: nrgvtifq.exe File opened (read-only) \??\k: nrgvtifq.exe File opened (read-only) \??\h: nrgvtifq.exe File opened (read-only) \??\o: nrgvtifq.exe File opened (read-only) \??\m: ujggbfcrwb.exe File opened (read-only) \??\o: ujggbfcrwb.exe File opened (read-only) \??\o: nrgvtifq.exe File opened (read-only) \??\q: nrgvtifq.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" ujggbfcrwb.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" ujggbfcrwb.exe -
AutoIT Executable 7 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2212-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral1/files/0x00090000000167d5-31.dat autoit_exe behavioral1/files/0x000a000000015f7a-27.dat autoit_exe behavioral1/files/0x00090000000167d5-25.dat autoit_exe behavioral1/files/0x0007000000016c04-29.dat autoit_exe behavioral1/files/0x000a000000015f7a-21.dat autoit_exe behavioral1/files/0x0009000000015df1-17.dat autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ujggbfcrwb.exe 5497b35568529d7d1a1b352dd947e9dc.exe File opened for modification C:\Windows\SysWOW64\pbmpwtlfyexdmva.exe 5497b35568529d7d1a1b352dd947e9dc.exe File opened for modification C:\Windows\SysWOW64\nrgvtifq.exe 5497b35568529d7d1a1b352dd947e9dc.exe File opened for modification C:\Windows\SysWOW64\dysvztkixxbqh.exe 5497b35568529d7d1a1b352dd947e9dc.exe File created C:\Windows\SysWOW64\ujggbfcrwb.exe 5497b35568529d7d1a1b352dd947e9dc.exe File created C:\Windows\SysWOW64\pbmpwtlfyexdmva.exe 5497b35568529d7d1a1b352dd947e9dc.exe File created C:\Windows\SysWOW64\nrgvtifq.exe 5497b35568529d7d1a1b352dd947e9dc.exe File created C:\Windows\SysWOW64\dysvztkixxbqh.exe 5497b35568529d7d1a1b352dd947e9dc.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll ujggbfcrwb.exe -
Drops file in Program Files directory 14 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal nrgvtifq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal nrgvtifq.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe nrgvtifq.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe nrgvtifq.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe nrgvtifq.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe nrgvtifq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal nrgvtifq.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe nrgvtifq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe nrgvtifq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe nrgvtifq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal nrgvtifq.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe nrgvtifq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe nrgvtifq.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe nrgvtifq.exe -
Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE File opened for modification C:\Windows\~$mydoc.rtf WINWORD.EXE File opened for modification C:\Windows\mydoc.rtf 5497b35568529d7d1a1b352dd947e9dc.exe File opened for modification C:\Windows\mydoc.rtf WINWORD.EXE File created C:\Windows\~$mydoc.rtf WINWORD.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Office loads VBA resources, possible macro or embedded object present
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND WINWORD.EXE -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc ujggbfcrwb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" ujggbfcrwb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" ujggbfcrwb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs ujggbfcrwb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh ujggbfcrwb.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\"" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E7F06BB9FF1A21A9D27FD0D38B0E9113" 5497b35568529d7d1a1b352dd947e9dc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32462C0D9C5583586A3E76D670252DDC7CF264DB" 5497b35568529d7d1a1b352dd947e9dc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" WINWORD.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" WINWORD.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2FC5B0284790389D52CABAA23293D4BC" 5497b35568529d7d1a1b352dd947e9dc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" ujggbfcrwb.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6BB5FACDF960F299840C3A4586973997B3FD02F14260033DE1BA45E608D2" 5497b35568529d7d1a1b352dd947e9dc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\"" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2736 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 3024 ujggbfcrwb.exe 3024 ujggbfcrwb.exe 3024 ujggbfcrwb.exe 3024 ujggbfcrwb.exe 3024 ujggbfcrwb.exe 2164 nrgvtifq.exe 2164 nrgvtifq.exe 2164 nrgvtifq.exe 2164 nrgvtifq.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 3052 pbmpwtlfyexdmva.exe 3052 pbmpwtlfyexdmva.exe 3052 pbmpwtlfyexdmva.exe 3052 pbmpwtlfyexdmva.exe 2740 nrgvtifq.exe 2740 nrgvtifq.exe 2740 nrgvtifq.exe 2740 nrgvtifq.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe -
Suspicious use of FindShellTrayWindow 18 IoCs
pid Process 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 3024 ujggbfcrwb.exe 3024 ujggbfcrwb.exe 3024 ujggbfcrwb.exe 2164 nrgvtifq.exe 2164 nrgvtifq.exe 2164 nrgvtifq.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 3052 pbmpwtlfyexdmva.exe 2740 nrgvtifq.exe 2740 nrgvtifq.exe 2740 nrgvtifq.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 2212 5497b35568529d7d1a1b352dd947e9dc.exe 3024 ujggbfcrwb.exe 3024 ujggbfcrwb.exe 3024 ujggbfcrwb.exe 2164 nrgvtifq.exe 2164 nrgvtifq.exe 2164 nrgvtifq.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 2796 dysvztkixxbqh.exe 2796 dysvztkixxbqh.exe 3052 pbmpwtlfyexdmva.exe 3052 pbmpwtlfyexdmva.exe 2740 nrgvtifq.exe 2740 nrgvtifq.exe 2740 nrgvtifq.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2736 WINWORD.EXE 2736 WINWORD.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2212 wrote to memory of 3024 2212 5497b35568529d7d1a1b352dd947e9dc.exe 27 PID 2212 wrote to memory of 3024 2212 5497b35568529d7d1a1b352dd947e9dc.exe 27 PID 2212 wrote to memory of 3024 2212 5497b35568529d7d1a1b352dd947e9dc.exe 27 PID 2212 wrote to memory of 3024 2212 5497b35568529d7d1a1b352dd947e9dc.exe 27 PID 2212 wrote to memory of 3052 2212 5497b35568529d7d1a1b352dd947e9dc.exe 26 PID 2212 wrote to memory of 3052 2212 5497b35568529d7d1a1b352dd947e9dc.exe 26 PID 2212 wrote to memory of 3052 2212 5497b35568529d7d1a1b352dd947e9dc.exe 26 PID 2212 wrote to memory of 3052 2212 5497b35568529d7d1a1b352dd947e9dc.exe 26 PID 2212 wrote to memory of 2164 2212 5497b35568529d7d1a1b352dd947e9dc.exe 24 PID 2212 wrote to memory of 2164 2212 5497b35568529d7d1a1b352dd947e9dc.exe 24 PID 2212 wrote to memory of 2164 2212 5497b35568529d7d1a1b352dd947e9dc.exe 24 PID 2212 wrote to memory of 2164 2212 5497b35568529d7d1a1b352dd947e9dc.exe 24 PID 2212 wrote to memory of 2796 2212 5497b35568529d7d1a1b352dd947e9dc.exe 22 PID 2212 wrote to memory of 2796 2212 5497b35568529d7d1a1b352dd947e9dc.exe 22 PID 2212 wrote to memory of 2796 2212 5497b35568529d7d1a1b352dd947e9dc.exe 22 PID 2212 wrote to memory of 2796 2212 5497b35568529d7d1a1b352dd947e9dc.exe 22 PID 3024 wrote to memory of 2740 3024 ujggbfcrwb.exe 21 PID 3024 wrote to memory of 2740 3024 ujggbfcrwb.exe 21 PID 3024 wrote to memory of 2740 3024 ujggbfcrwb.exe 21 PID 3024 wrote to memory of 2740 3024 ujggbfcrwb.exe 21 PID 2212 wrote to memory of 2736 2212 5497b35568529d7d1a1b352dd947e9dc.exe 20 PID 2212 wrote to memory of 2736 2212 5497b35568529d7d1a1b352dd947e9dc.exe 20 PID 2212 wrote to memory of 2736 2212 5497b35568529d7d1a1b352dd947e9dc.exe 20 PID 2212 wrote to memory of 2736 2212 5497b35568529d7d1a1b352dd947e9dc.exe 20 PID 2736 wrote to memory of 2416 2736 WINWORD.EXE 36 PID 2736 wrote to memory of 2416 2736 WINWORD.EXE 36 PID 2736 wrote to memory of 2416 2736 WINWORD.EXE 36 PID 2736 wrote to memory of 2416 2736 WINWORD.EXE 36
Processes
-
C:\Users\Admin\AppData\Local\Temp\5497b35568529d7d1a1b352dd947e9dc.exe"C:\Users\Admin\AppData\Local\Temp\5497b35568529d7d1a1b352dd947e9dc.exe"1⤵
- Loads dropped DLL
- 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:2212 -
C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"2⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵PID:2416
-
-
-
C:\Windows\SysWOW64\dysvztkixxbqh.exedysvztkixxbqh.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2796
-
-
C:\Windows\SysWOW64\nrgvtifq.exenrgvtifq.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:2164
-
-
C:\Windows\SysWOW64\pbmpwtlfyexdmva.exepbmpwtlfyexdmva.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3052
-
-
C:\Windows\SysWOW64\ujggbfcrwb.exeujggbfcrwb.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
- Loads dropped DLL
- 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:3024
-
-
C:\Windows\SysWOW64\nrgvtifq.exeC:\Windows\system32\nrgvtifq.exe1⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2740
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify Tools
2Modify Registry
7Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
20KB
MD5d3d864bf21cf6529beada0f3f0a9b1e1
SHA16d4abeacee794fd3bdd29f3f47d28f67510fb7f6
SHA256364ab7f1c4e0a6cb38e27500b33e70972200eb8dcfda6e945aea8b1c1359d7a1
SHA512f8e92775e03bc705526e34eb21b59a669e4d40b7a654bd1da0d062df2e4682ff1b7bdc07f5e49d908fac87feb67119c4dff4d1aa8f466713944c1f757e1681ae
-
Filesize
92KB
MD56662b185f19fbf697c56a25c92de7961
SHA10df0c0df0de3724258df2549c583e3c934aca726
SHA256c11edb9e97848e20319fba876d9382c7193f68323eff1f7ed805bb04303bdc86
SHA512c6e2cb83f68a63ca299dae843d2697d41dab8b565fb4005755b0d255b388779b6c1dad97375009c995f0a3d2e0acb4cc820090ca5dc24ee11e1a3de5b1a4921f
-
Filesize
381KB
MD530aec9e0b33fbd99234328357879f812
SHA13c9d37139d4ccfe2b694afba9633170d0f510a92
SHA25615aad0daaaeea2f1eb8d19a8999f42844b2885d6bef949f6787feba7dad46563
SHA5122060f2cc8c90181dd0a9965f0ff3a94aece08c82c4a68454846f66778bc60dade3ba5ddc38be57311ff4a7bd78217b89a9cd09837eee4b5d9893277299dad415
-
Filesize
384KB
MD50e151ec3919b72f9a6c7fe60d10f4ea0
SHA191fb01badc6db9808233ff95abf39c37982a8c85
SHA256f644299fe8f10c5f3e24c1943fc808270b5d4f853e2316abf091c8d18344193c
SHA51241d25f82ce04a14c21d19a9ad2d12663714221b6ecb1c3ee579a4a134949de0bfb3e6212e9acf97d0659d50e7a034dcdc103ecbedd8a71fbfefdc30f5728c12b
-
Filesize
512KB
MD58d33ad791d606e658250800f9a424c3f
SHA150790be546325862e03414ad881201bae9653cfb
SHA256701acdc428f4713b5f8e753630f8a7f9d60136b707577d5c05651fef1bb99501
SHA512356701b00e0d69bde1ea27bd5ceaff55aa37e7119d451e0dfa0a47da1dcce1cfbdeeab216563d111dea23db5658cac2f6bd1ac56c64e29c4ae6313c4a8813b00
-
Filesize
512KB
MD53eb4ba2da6b8da1346842e1cee5f8fe2
SHA19ed8ba34703d7da3f89c5fe506ce311bf9063163
SHA2568ecf4dc0ca4734abd13919b82adfc6af19421eeb905b1f042e14d549110e9d46
SHA512b679c17ef6d37bae272a2b848e1e636e97f6828a9420b9ba5f7f2191cecbced3f5aba433fb703519e7e92f98990c068c1ad9e33edbd58cda9902ecd494a26526
-
Filesize
512KB
MD5829390a3d8e68086f85a42a8f08ebec1
SHA1bcb45555d61415e39ea4b6c17b92246e48b3e329
SHA256aa634d28bdf89fc22df72277da198778245b446908bc5b4fbe6db0f44d2283fe
SHA5126ff144de24fc0efb872d9e6bd53db2bc51d85b85e9ec18d20e44d8811b78fd6a94ba6f402fb0feb95e50046ddd9dcdec2a4f7fcd93c8a214fba5b132b3f2250d