Analysis
-
max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
27-01-2023 11:09
Static task
static1
Behavioral task
behavioral1
Sample
Doc_230127.xlsx
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
Doc_230127.xlsx
Resource
win10v2004-20220812-en
General
-
Target
Doc_230127.xlsx
-
Size
751KB
-
MD5
223722998eedb55be29303871403d229
-
SHA1
c77a66ba6b49f19471eed470c7ab13c9574ec5e5
-
SHA256
c59569a4dcfea9baca6013c1abdc304577907e8cc1659fc8df93d6bb48129845
-
SHA512
b22c9c6f5ecfa2dbfa896eccc139c50a0424931b51db3a53088cd0c405a0c8f12f07240781a268bdb34adbfac43f07dfb5922efd3523c4fad714677e39687691
-
SSDEEP
12288:seQslI5UMktTW6VV7PINexvXJzEiGGZb7s8pr7E8+qlPqX46lp6d+kWlM/:qY0k48IkNkGZbtZovqlPqJlp6QPM/
Malware Config
Extracted
formbook
poub
WY0eksfISzRg4O6c+opnGL6gaw==
moRjn9ExtYi8UmUo+Tya
2vME+GedoxzFnuLXesUoVj4=
EvW4JWJ1NQ8nN3tA3SM=
2mK9efMZMgN1VOs=
8d0jua5b0J6AQEW7
/2cyThOd37DSTYMASDye4Q0t/Vs=
ral+tbIh2KKAQEW7
YLY9jsPtYB/FRmMo+Tya
R1WcElWAMtFxFrVqtZT2ZpIS9xRZNho=
KFXGg/T1pCC9GjrxUPTcjw==
8mMlK5nDwjjPFTP5jMtAtQ0t/Vs=
c7am8nhhlCo=
UW91trZj6dENxuRdpxOvW1Cf
sjOMUcvq6lYJCZEfV4euFzY=
62nBgPjdmWQkmWElww==
64E8JqA1aruSUvw=
NqI1reXpcR+REye0
8+y1oOsbjgSyEhjXUPTcjw==
Rx9by8gNBwN1VOs=
Muif0yE4CQN1VOs=
VEt6//SsIukFo46EOTs=
Z8su52MYL67C
usDwuHRs8/KlWg==
idmltXXu7XAgHLE/UPTcjw==
QPrxO2shWNiGexGboHDSRqBQ1TBd
hq9rqBND8/KlWg==
QS9iHFx08/KlWg==
v1soVFoThEdt/B/dK0v4+6Wb
7rqJytN13KKAQEW7
OWbeN2SDJwonsI6EOTs=
aqQrrKZDm16GMlAtvxavW1Cf
imnEZWIEbC4M8Q+i
Bry3oQg5+6ZaUNxzwg==
B3vYmyxPQS5XYvmCsqQXX8X948Zf
KbGBmwwCyKTKsUcRUNN6CD61aw==
2WpDae4P+W4cdqc8kPBcjqg0wS1X
MvkZLPRY25jI
Alr0VZGxYxG3dR/zSNjBhQ==
ZJkdjczlrF+8l0Os
dcmMkFm+QhFD4OM=
fMdUrd4J1n4mmWElww==
Gat+k1fHg11vTQ==
sn+7Q4uxaAu9FyGv7k24F1DWaBEvmRI=
CjvGRTnXOhtN6QSNxhmvW1Cf
CpHvP2VSxaKAQEW7
qQWkEUJYFKhPttOZ4MarX8KKLl+/Jg==
GNVP4yIy8/KlWg==
pqfVAERhYxN7YPM=
9nS5b/AGCpZNAfZj1A==
a3GcpSND8/KlWg==
fin6NmQXayreIOrzPyw=
EjdROfeTsDPVH+rzPyw=
DO4xD8nURBwM8Q+i
+p/LQHFh0KOAQEW7
iNos10QpwjvjvFrXJYtYFiuHdA==
SX//aFP4Yi5T6NbcKQr07J6e
2NKh0dNr52sTdH4OSNjBhQ==
ZMSJmgsxFrlp5fnecrgeVYcP4xRZNho=
oXmlavAJ+3IbFbl3Gm4H+iKG
ijjWRYCaXiTcigreSNjBhQ==
ZqpH49I4XPu1k+rzPyw=
ZZUh+4FrrBbKukgJWoeuFzY=
lLnTxHn7rq/W9G8rzjsgCnyBYw==
drzjup.space
Signatures
-
Xloader payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1924-76-0x0000000000400000-0x000000000042C000-memory.dmp xloader behavioral1/memory/816-86-0x0000000000090000-0x00000000000BC000-memory.dmp xloader behavioral1/memory/816-90-0x0000000000090000-0x00000000000BC000-memory.dmp xloader -
Blocklisted process makes network request 2 IoCs
Processes:
EQNEDT32.EXEmsiexec.exeflow pid process 3 1884 EQNEDT32.EXE 13 816 msiexec.exe -
Downloads MZ/PE file
-
Executes dropped EXE 3 IoCs
Processes:
name.exeozggicxy.exeozggicxy.exepid process 1828 name.exe 1260 ozggicxy.exe 1924 ozggicxy.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ozggicxy.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Control Panel\International\Geo\Nation ozggicxy.exe -
Loads dropped DLL 3 IoCs
Processes:
cmd.exename.exeozggicxy.exepid process 1592 cmd.exe 1828 name.exe 1260 ozggicxy.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
ozggicxy.exeozggicxy.exemsiexec.exedescription pid process target process PID 1260 set thread context of 1924 1260 ozggicxy.exe ozggicxy.exe PID 1924 set thread context of 1368 1924 ozggicxy.exe Explorer.EXE PID 816 set thread context of 1368 816 msiexec.exe Explorer.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
-
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell EXCEL.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\"" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.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\"" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND EXCEL.EXE -
Modifies registry class 64 IoCs
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open" EXCEL.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\"" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14 EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open" EXCEL.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" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht EXCEL.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\"" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2016 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 25 IoCs
Processes:
ozggicxy.exemsiexec.exepid process 1924 ozggicxy.exe 1924 ozggicxy.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe 816 msiexec.exe -
Suspicious behavior: MapViewOfSection 6 IoCs
Processes:
ozggicxy.exeozggicxy.exemsiexec.exepid process 1260 ozggicxy.exe 1924 ozggicxy.exe 1924 ozggicxy.exe 1924 ozggicxy.exe 816 msiexec.exe 816 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
Processes:
ozggicxy.exeExplorer.EXEmsiexec.exedescription pid process Token: SeDebugPrivilege 1924 ozggicxy.exe Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeDebugPrivilege 816 msiexec.exe Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE Token: SeShutdownPrivilege 1368 Explorer.EXE -
Suspicious use of FindShellTrayWindow 4 IoCs
Processes:
EXCEL.EXEExplorer.EXEpid process 2016 EXCEL.EXE 2016 EXCEL.EXE 1368 Explorer.EXE 1368 Explorer.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 2016 EXCEL.EXE 2016 EXCEL.EXE 2016 EXCEL.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
Processes:
EQNEDT32.EXEcmd.exename.exeozggicxy.exeExplorer.EXEmsiexec.exedescription pid process target process PID 1884 wrote to memory of 1592 1884 EQNEDT32.EXE cmd.exe PID 1884 wrote to memory of 1592 1884 EQNEDT32.EXE cmd.exe PID 1884 wrote to memory of 1592 1884 EQNEDT32.EXE cmd.exe PID 1884 wrote to memory of 1592 1884 EQNEDT32.EXE cmd.exe PID 1592 wrote to memory of 1828 1592 cmd.exe name.exe PID 1592 wrote to memory of 1828 1592 cmd.exe name.exe PID 1592 wrote to memory of 1828 1592 cmd.exe name.exe PID 1592 wrote to memory of 1828 1592 cmd.exe name.exe PID 1828 wrote to memory of 1260 1828 name.exe ozggicxy.exe PID 1828 wrote to memory of 1260 1828 name.exe ozggicxy.exe PID 1828 wrote to memory of 1260 1828 name.exe ozggicxy.exe PID 1828 wrote to memory of 1260 1828 name.exe ozggicxy.exe PID 1260 wrote to memory of 1924 1260 ozggicxy.exe ozggicxy.exe PID 1260 wrote to memory of 1924 1260 ozggicxy.exe ozggicxy.exe PID 1260 wrote to memory of 1924 1260 ozggicxy.exe ozggicxy.exe PID 1260 wrote to memory of 1924 1260 ozggicxy.exe ozggicxy.exe PID 1260 wrote to memory of 1924 1260 ozggicxy.exe ozggicxy.exe PID 1368 wrote to memory of 816 1368 Explorer.EXE msiexec.exe PID 1368 wrote to memory of 816 1368 Explorer.EXE msiexec.exe PID 1368 wrote to memory of 816 1368 Explorer.EXE msiexec.exe PID 1368 wrote to memory of 816 1368 Explorer.EXE msiexec.exe PID 1368 wrote to memory of 816 1368 Explorer.EXE msiexec.exe PID 1368 wrote to memory of 816 1368 Explorer.EXE msiexec.exe PID 1368 wrote to memory of 816 1368 Explorer.EXE msiexec.exe PID 816 wrote to memory of 740 816 msiexec.exe cmd.exe PID 816 wrote to memory of 740 816 msiexec.exe cmd.exe PID 816 wrote to memory of 740 816 msiexec.exe cmd.exe PID 816 wrote to memory of 740 816 msiexec.exe cmd.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\Doc_230127.xlsx2⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.exe"2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\ozggicxy.exe"3⤵
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C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding1⤵
- Blocklisted process makes network request
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Public\name.exe2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Public\name.exeC:\Users\Public\name.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ozggicxy.exe"C:\Users\Admin\AppData\Local\Temp\ozggicxy.exe" C:\Users\Admin\AppData\Local\Temp\rznlc.m4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ozggicxy.exe"C:\Users\Admin\AppData\Local\Temp\ozggicxy.exe"5⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\nfekeauyiy.uihFilesize
196KB
MD562db7e07dd4481e9b594a97c4b97281a
SHA10996af042cee334be6c8d71b689e1c3405dba59e
SHA256e0ab3c275ba03990a2f28abd8f37f8ff078fb8dce7fb939c6029631a5b4018a6
SHA51290823ffa0232b7c18bb927dfbd87f4e5220bcf8e23f55d6638ac6ca26c29341c2ed80b2039f3893323a315071f64c572cbee70f33dd9fa2c723465a6b476e23a
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C:\Users\Admin\AppData\Local\Temp\ozggicxy.exeFilesize
50KB
MD5f73f9940d91bb012db1ea328b3897c82
SHA1a2168931605a10f3604dc2c24504d82a51ab6e99
SHA2562cd78183a6fca82b8e05a38466051f56529a1f5843cfd6bf7274ffe30e9abf57
SHA512e74c2ac031aab4ede16a0b2525a22545b555c3e659fed10079a9921e3620e42b22f2052ec5f930519881a3b7e2dd1afbd0931d1696d99e516466314b90aa217a
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C:\Users\Admin\AppData\Local\Temp\ozggicxy.exeFilesize
50KB
MD5f73f9940d91bb012db1ea328b3897c82
SHA1a2168931605a10f3604dc2c24504d82a51ab6e99
SHA2562cd78183a6fca82b8e05a38466051f56529a1f5843cfd6bf7274ffe30e9abf57
SHA512e74c2ac031aab4ede16a0b2525a22545b555c3e659fed10079a9921e3620e42b22f2052ec5f930519881a3b7e2dd1afbd0931d1696d99e516466314b90aa217a
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C:\Users\Admin\AppData\Local\Temp\ozggicxy.exeFilesize
50KB
MD5f73f9940d91bb012db1ea328b3897c82
SHA1a2168931605a10f3604dc2c24504d82a51ab6e99
SHA2562cd78183a6fca82b8e05a38466051f56529a1f5843cfd6bf7274ffe30e9abf57
SHA512e74c2ac031aab4ede16a0b2525a22545b555c3e659fed10079a9921e3620e42b22f2052ec5f930519881a3b7e2dd1afbd0931d1696d99e516466314b90aa217a
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C:\Users\Admin\AppData\Local\Temp\rznlc.mFilesize
5KB
MD556075b8221603dd51f2e7cc79097c954
SHA10df59bf418b3398bb248b63ff834e7dea05596f0
SHA2560775d03420d1805c24855734fdcbe12f7dc1d1bd150b345274495054b41576dc
SHA51247bb8745800a315fb7f8b6717a70fa6b5c648309c02954bb41faccd29c42be7d8e6a1d1de1cae946e2893cb0660be93fd6487891364941279656723db004086c
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C:\Users\Public\name.exeFilesize
249KB
MD5f020e4ab9dacdc83e6b1a4537b5338bc
SHA12006686a3a91ed7892cffc9b1bc68c57d59118b3
SHA2563290889312a146f7ed60102439cb580f84057c98c530c31cae7461b2764f5ad4
SHA512b959b9b3cebd08a09dddad4933be828a3ce4d45269d64121cb2009898e2cc0508fd36ee7b3bb1dc00ed32ca7071d59a0173b3d17ac88184b8a083ef64820585a
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C:\Users\Public\name.exeFilesize
249KB
MD5f020e4ab9dacdc83e6b1a4537b5338bc
SHA12006686a3a91ed7892cffc9b1bc68c57d59118b3
SHA2563290889312a146f7ed60102439cb580f84057c98c530c31cae7461b2764f5ad4
SHA512b959b9b3cebd08a09dddad4933be828a3ce4d45269d64121cb2009898e2cc0508fd36ee7b3bb1dc00ed32ca7071d59a0173b3d17ac88184b8a083ef64820585a
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\Users\Admin\AppData\Local\Temp\ozggicxy.exeFilesize
50KB
MD5f73f9940d91bb012db1ea328b3897c82
SHA1a2168931605a10f3604dc2c24504d82a51ab6e99
SHA2562cd78183a6fca82b8e05a38466051f56529a1f5843cfd6bf7274ffe30e9abf57
SHA512e74c2ac031aab4ede16a0b2525a22545b555c3e659fed10079a9921e3620e42b22f2052ec5f930519881a3b7e2dd1afbd0931d1696d99e516466314b90aa217a
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\Users\Admin\AppData\Local\Temp\ozggicxy.exeFilesize
50KB
MD5f73f9940d91bb012db1ea328b3897c82
SHA1a2168931605a10f3604dc2c24504d82a51ab6e99
SHA2562cd78183a6fca82b8e05a38466051f56529a1f5843cfd6bf7274ffe30e9abf57
SHA512e74c2ac031aab4ede16a0b2525a22545b555c3e659fed10079a9921e3620e42b22f2052ec5f930519881a3b7e2dd1afbd0931d1696d99e516466314b90aa217a
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\Users\Public\name.exeFilesize
249KB
MD5f020e4ab9dacdc83e6b1a4537b5338bc
SHA12006686a3a91ed7892cffc9b1bc68c57d59118b3
SHA2563290889312a146f7ed60102439cb580f84057c98c530c31cae7461b2764f5ad4
SHA512b959b9b3cebd08a09dddad4933be828a3ce4d45269d64121cb2009898e2cc0508fd36ee7b3bb1dc00ed32ca7071d59a0173b3d17ac88184b8a083ef64820585a
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memory/740-84-0x0000000000000000-mapping.dmp
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memory/816-86-0x0000000000090000-0x00000000000BC000-memory.dmpFilesize
176KB
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memory/816-82-0x0000000000000000-mapping.dmp
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memory/816-85-0x0000000000DC0000-0x0000000000DD4000-memory.dmpFilesize
80KB
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memory/816-87-0x00000000021E0000-0x00000000024E3000-memory.dmpFilesize
3.0MB
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memory/816-88-0x0000000000850000-0x00000000008E0000-memory.dmpFilesize
576KB
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memory/816-90-0x0000000000090000-0x00000000000BC000-memory.dmpFilesize
176KB
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memory/1260-67-0x0000000000000000-mapping.dmp
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memory/1368-80-0x0000000006A20000-0x0000000006B0D000-memory.dmpFilesize
948KB
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memory/1368-91-0x0000000006020000-0x00000000060C7000-memory.dmpFilesize
668KB
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memory/1368-89-0x0000000006020000-0x00000000060C7000-memory.dmpFilesize
668KB
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memory/1592-60-0x0000000000000000-mapping.dmp
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memory/1828-63-0x0000000000000000-mapping.dmp
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memory/1924-76-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/1924-77-0x00000000008E0000-0x0000000000BE3000-memory.dmpFilesize
3.0MB
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memory/1924-78-0x0000000000340000-0x0000000000351000-memory.dmpFilesize
68KB
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memory/1924-74-0x000000000041FF10-mapping.dmp
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memory/2016-79-0x000000006D0D1000-0x000000006D0D3000-memory.dmpFilesize
8KB
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memory/2016-69-0x000000006CCF1000-0x000000006CCF3000-memory.dmpFilesize
8KB
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memory/2016-58-0x00000000766D1000-0x00000000766D3000-memory.dmpFilesize
8KB
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memory/2016-57-0x0000000072ACD000-0x0000000072AD8000-memory.dmpFilesize
44KB
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memory/2016-56-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/2016-81-0x0000000072ACD000-0x0000000072AD8000-memory.dmpFilesize
44KB
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memory/2016-55-0x0000000071AE1000-0x0000000071AE3000-memory.dmpFilesize
8KB
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memory/2016-54-0x000000002F341000-0x000000002F344000-memory.dmpFilesize
12KB