f9ac66119b188c4a714a40e48d57a6216d62659085cded47d3ba6ec6f700453f

Analysis

max time kernel
150s
max time network
132s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
21/04/2023, 15:45

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General

Target

CM3543535353_PONUDHA.xls
Size

1.3MB
MD5

e8ea376280027eb1cb39c825eaef7e27
SHA1

c3a819f1591fb1baf5472e2cc47d99ed3b3e630e
SHA256

f9ac66119b188c4a714a40e48d57a6216d62659085cded47d3ba6ec6f700453f
SHA512

498f646f40963b42cb8690328fd652f13c1e090a24da09f2094cb5789b878f14f66b6d15ad56521b071d822fdaed5b32c09dc4c98057edf7e6e784677ca29ad7
SSDEEP

24576:eLK8OPDLwBkN/DLwBkoiutrIT217czefpNA6QG6uqWCtrvDEeCCKCCOCC:eLKqDT1t8aCQNALG65WCtrvDEeCCKCCY

Score

10^/10

spyware stealer

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1728	1684	cmstp.exe	27

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	652	EQNEDT32.EXE
9	1728	cmstp.exe

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Control Panel\International\Geo\Nation	qhnat.exe

Executes dropped EXE 3 IoCs

pid	Process
820	vbc.exe
616	qhnat.exe
1904	qhnat.exe

Loads dropped DLL 7 IoCs

pid	Process
652	EQNEDT32.EXE
652	EQNEDT32.EXE
652	EQNEDT32.EXE
652	EQNEDT32.EXE
820	vbc.exe
616	qhnat.exe
1728	cmstp.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 616 set thread context of 1904	616	qhnat.exe	33
PID 1904 set thread context of 1684	1904	qhnat.exe	27
PID 1728 set thread context of 1228	1728	cmstp.exe	12

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	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.

exploit

Exploitation for Client Execution

T1203

pid	Process
652	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	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
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key deleted	\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	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\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\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
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\edit\command	EXCEL.EXE
Key created	\Registry\User\S-1-5-21-3430344531-3702557399-3004411149-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmstp.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\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	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	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 MHTML Editor\shell	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	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 (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\COMMAND	EXCEL.EXE

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList	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\htmlfile\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command	EXCEL.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"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	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 Publisher\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	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\.mht\OpenWithList\Microsoft Excel\shell\edit	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\mhtmlfile\shell\Edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command	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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1684	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
1904	qhnat.exe
1904	qhnat.exe
1904	qhnat.exe
1904	qhnat.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1228	Explorer.EXE

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
616	qhnat.exe
1904	qhnat.exe
1904	qhnat.exe
1904	qhnat.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe
1728	cmstp.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1904	qhnat.exe
Token: SeDebugPrivilege	1728	cmstp.exe
Token: SeShutdownPrivilege	1228	Explorer.EXE
Token: SeShutdownPrivilege	1228	Explorer.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1684	EXCEL.EXE
1684	EXCEL.EXE
1684	EXCEL.EXE

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 652 wrote to memory of 820	652	EQNEDT32.EXE	31
PID 652 wrote to memory of 820	652	EQNEDT32.EXE	31
PID 652 wrote to memory of 820	652	EQNEDT32.EXE	31
PID 652 wrote to memory of 820	652	EQNEDT32.EXE	31
PID 820 wrote to memory of 616	820	vbc.exe	32
PID 820 wrote to memory of 616	820	vbc.exe	32
PID 820 wrote to memory of 616	820	vbc.exe	32
PID 820 wrote to memory of 616	820	vbc.exe	32
PID 616 wrote to memory of 1904	616	qhnat.exe	33
PID 616 wrote to memory of 1904	616	qhnat.exe	33
PID 616 wrote to memory of 1904	616	qhnat.exe	33
PID 616 wrote to memory of 1904	616	qhnat.exe	33
PID 616 wrote to memory of 1904	616	qhnat.exe	33
PID 1684 wrote to memory of 1728	1684	EXCEL.EXE	34
PID 1684 wrote to memory of 1728	1684	EXCEL.EXE	34
PID 1684 wrote to memory of 1728	1684	EXCEL.EXE	34
PID 1684 wrote to memory of 1728	1684	EXCEL.EXE	34
PID 1684 wrote to memory of 1728	1684	EXCEL.EXE	34
PID 1684 wrote to memory of 1728	1684	EXCEL.EXE	34
PID 1684 wrote to memory of 1728	1684	EXCEL.EXE	34
PID 1728 wrote to memory of 1896	1728	cmstp.exe	36
PID 1728 wrote to memory of 1896	1728	cmstp.exe	36
PID 1728 wrote to memory of 1896	1728	cmstp.exe	36
PID 1728 wrote to memory of 1896	1728	cmstp.exe	36
PID 1728 wrote to memory of 1896	1728	cmstp.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1228
- 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\CM3543535353_PONUDHA.xls
  2⤵
  - Enumerates system info in registry
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Windows\SysWOW64\cmstp.exe
    "C:\Windows\SysWOW64\cmstp.exe"
    3⤵
    - Process spawned unexpected child process
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Modifies Internet Explorer settings
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1728
  - - C:\Program Files\Mozilla Firefox\Firefox.exe
      "C:\Program Files\Mozilla Firefox\Firefox.exe"
      4⤵
      PID:1896

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:652
- C:\Users\Public\vbc.exe
  "C:\Users\Public\vbc.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:820
- - C:\Users\Admin\AppData\Local\Temp\qhnat.exe
    "C:\Users\Admin\AppData\Local\Temp\qhnat.exe" C:\Users\Admin\AppData\Local\Temp\obkckozezc.g
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:616
  - - C:\Users\Admin\AppData\Local\Temp\qhnat.exe
      "C:\Users\Admin\AppData\Local\Temp\qhnat.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:1904

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Exploitation for Client Execution

T1203

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\eouezmycx.cf

Filesize
206KB

MD5
e5c364d5f3da9f02b2661facf7060f9d

SHA1
aaaa7ca39ee09ea0dca3d97cf5930fc56887bf4b

SHA256
21ac4ca30543a936b969f9f6ca3e505bac2d5418e9ec009e627d60de6cabbc71

SHA512
16b32ff6549149f3fa2ef033a32fc83934f4ccbb9b398a3897e480a36d9844054596255a9b5989a462c578eabeb7389c14624b54f0d89dd3f6fb8755f1861e22

Download Submit
C:\Users\Admin\AppData\Local\Temp\obkckozezc.g

Filesize
5KB

MD5
f808d0392bc9e54e258144c5eadc3358

SHA1
91fe30981a4234b0d2493442b8fcde8fecded6d8

SHA256
d1461868530ad9fd61cb440ddeb1c813082b5c1178076d414893d637ea2a718f

SHA512
d3ad630846cba2d593c7a040dc8e5979a488ede991bcb276fba478c62b0fa8be7583b6743a20a7ef0f5035d713e34036d433a5dc76d432a0b9e33c2b74926bd1

Download Submit
C:\Users\Admin\AppData\Local\Temp\qhnat.exe

Filesize
46KB

MD5
9c13c6b71953401ded4999f558cb54ba

SHA1
bdf15982849116e0c2bfdae67a62df4eb5441796

SHA256
3ff82975227bf78a5225077cd753e04d5ee8a2766903ce07bdf5e4ff40732a43

SHA512
35c28a60c54c861885320f9a1773bb95e0bdddd2c57ae30a41bf8b95211ace0c5fc577ea6a79dfc378d2cf562f29e5e51ddf73ec79353c5a564ff32c03ca937a

Download Submit
C:\Users\Admin\AppData\Local\Temp\qhnat.exe

Filesize
46KB

MD5
9c13c6b71953401ded4999f558cb54ba

SHA1
bdf15982849116e0c2bfdae67a62df4eb5441796

SHA256
3ff82975227bf78a5225077cd753e04d5ee8a2766903ce07bdf5e4ff40732a43

SHA512
35c28a60c54c861885320f9a1773bb95e0bdddd2c57ae30a41bf8b95211ace0c5fc577ea6a79dfc378d2cf562f29e5e51ddf73ec79353c5a564ff32c03ca937a

Download Submit
C:\Users\Admin\AppData\Local\Temp\qhnat.exe

Filesize
46KB

MD5
9c13c6b71953401ded4999f558cb54ba

SHA1
bdf15982849116e0c2bfdae67a62df4eb5441796

SHA256
3ff82975227bf78a5225077cd753e04d5ee8a2766903ce07bdf5e4ff40732a43

SHA512
35c28a60c54c861885320f9a1773bb95e0bdddd2c57ae30a41bf8b95211ace0c5fc577ea6a79dfc378d2cf562f29e5e51ddf73ec79353c5a564ff32c03ca937a

Download Submit
C:\Users\Admin\AppData\Local\Temp\znuhe.zip

Filesize
420KB

MD5
e52817a24225cd74cf2572296e89e97a

SHA1
b8df50b6fa53542824387439298c3abde19b60aa

SHA256
3eba4df40a820b1b646b312554974a764c513a8318ec9fa414937220cdf6d343

SHA512
52918142caba7e160973787cf4da1e0550face70396c55c4de3771ad2d60bdbb6d71e10f0a4cb5e38ae77fb39effbe945b8bd9c2c3185aff16ce1173f375572b

Download Submit
C:\Users\Public\vbc.exe

Filesize
267KB

MD5
eb2b322f8bb4827c2d4649dd81ad7fb2

SHA1
d0a30fccff23810120ea5cae33f7bd8f37b6cc7c

SHA256
a5de092cf0470e6194275e392a955b89bc00535d9180996da2a55b82f8215121

SHA512
c58f6af8f66ec9ceea3dc18f263e1d0ad869e32ecaa9d7a1a472d418a61ccb6cf13469a2a048ae22b765d76bd624df4479eeea981ddd224dcbf7972d45008c5d

Download Submit
C:\Users\Public\vbc.exe

Filesize
267KB

MD5
eb2b322f8bb4827c2d4649dd81ad7fb2

SHA1
d0a30fccff23810120ea5cae33f7bd8f37b6cc7c

SHA256
a5de092cf0470e6194275e392a955b89bc00535d9180996da2a55b82f8215121

SHA512
c58f6af8f66ec9ceea3dc18f263e1d0ad869e32ecaa9d7a1a472d418a61ccb6cf13469a2a048ae22b765d76bd624df4479eeea981ddd224dcbf7972d45008c5d

Download Submit
C:\Users\Public\vbc.exe

Filesize
267KB

MD5
eb2b322f8bb4827c2d4649dd81ad7fb2

SHA1
d0a30fccff23810120ea5cae33f7bd8f37b6cc7c

SHA256
a5de092cf0470e6194275e392a955b89bc00535d9180996da2a55b82f8215121

SHA512
c58f6af8f66ec9ceea3dc18f263e1d0ad869e32ecaa9d7a1a472d418a61ccb6cf13469a2a048ae22b765d76bd624df4479eeea981ddd224dcbf7972d45008c5d

Download Submit
\Users\Admin\AppData\Local\Temp\qhnat.exe

Filesize
46KB

MD5
9c13c6b71953401ded4999f558cb54ba

SHA1
bdf15982849116e0c2bfdae67a62df4eb5441796

SHA256
3ff82975227bf78a5225077cd753e04d5ee8a2766903ce07bdf5e4ff40732a43

SHA512
35c28a60c54c861885320f9a1773bb95e0bdddd2c57ae30a41bf8b95211ace0c5fc577ea6a79dfc378d2cf562f29e5e51ddf73ec79353c5a564ff32c03ca937a

Download Submit
\Users\Admin\AppData\Local\Temp\qhnat.exe

Filesize
46KB

MD5
9c13c6b71953401ded4999f558cb54ba

SHA1
bdf15982849116e0c2bfdae67a62df4eb5441796

SHA256
3ff82975227bf78a5225077cd753e04d5ee8a2766903ce07bdf5e4ff40732a43

SHA512
35c28a60c54c861885320f9a1773bb95e0bdddd2c57ae30a41bf8b95211ace0c5fc577ea6a79dfc378d2cf562f29e5e51ddf73ec79353c5a564ff32c03ca937a

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll

Filesize
804KB

MD5
b09588d000ef4bf2a3dddd85bd701423

SHA1
44a810ff8920a340a30b66d932253555143dc28b

SHA256
ce4ffc1a12150b8523378553f2a97dd3fc44d5210ae6c296ab31e2c78f0d03c3

SHA512
1d807d92da34ccba4628f2a55c3ac1c03ff63925d79e266b4e52d71002228cbde76206ec696c3e25143fc2e0cab56589155666ff6f8ea0ebfd5ebcd362168e2a

Download Submit
\Users\Public\vbc.exe

Filesize
267KB

MD5
eb2b322f8bb4827c2d4649dd81ad7fb2

SHA1
d0a30fccff23810120ea5cae33f7bd8f37b6cc7c

SHA256
a5de092cf0470e6194275e392a955b89bc00535d9180996da2a55b82f8215121

SHA512
c58f6af8f66ec9ceea3dc18f263e1d0ad869e32ecaa9d7a1a472d418a61ccb6cf13469a2a048ae22b765d76bd624df4479eeea981ddd224dcbf7972d45008c5d

Download Submit
\Users\Public\vbc.exe

Filesize
267KB

MD5
eb2b322f8bb4827c2d4649dd81ad7fb2

SHA1
d0a30fccff23810120ea5cae33f7bd8f37b6cc7c

SHA256
a5de092cf0470e6194275e392a955b89bc00535d9180996da2a55b82f8215121

SHA512
c58f6af8f66ec9ceea3dc18f263e1d0ad869e32ecaa9d7a1a472d418a61ccb6cf13469a2a048ae22b765d76bd624df4479eeea981ddd224dcbf7972d45008c5d

Download Submit
\Users\Public\vbc.exe

Filesize
267KB

MD5
eb2b322f8bb4827c2d4649dd81ad7fb2

SHA1
d0a30fccff23810120ea5cae33f7bd8f37b6cc7c

SHA256
a5de092cf0470e6194275e392a955b89bc00535d9180996da2a55b82f8215121

SHA512
c58f6af8f66ec9ceea3dc18f263e1d0ad869e32ecaa9d7a1a472d418a61ccb6cf13469a2a048ae22b765d76bd624df4479eeea981ddd224dcbf7972d45008c5d

Download Submit
\Users\Public\vbc.exe

Filesize
267KB

MD5
eb2b322f8bb4827c2d4649dd81ad7fb2

SHA1
d0a30fccff23810120ea5cae33f7bd8f37b6cc7c

SHA256
a5de092cf0470e6194275e392a955b89bc00535d9180996da2a55b82f8215121

SHA512
c58f6af8f66ec9ceea3dc18f263e1d0ad869e32ecaa9d7a1a472d418a61ccb6cf13469a2a048ae22b765d76bd624df4479eeea981ddd224dcbf7972d45008c5d

Download Submit
memory/1228-100-0x00000000038D0000-0x00000000039D0000-memory.dmp

Filesize
1024KB

Download
memory/1228-146-0x0000000004360000-0x00000000043F6000-memory.dmp

Filesize
600KB

Download
memory/1228-104-0x0000000004360000-0x00000000043F6000-memory.dmp

Filesize
600KB

Download
memory/1684-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1684-93-0x0000000006E30000-0x0000000006F3B000-memory.dmp

Filesize
1.0MB

Download
memory/1684-161-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1728-99-0x0000000001FD0000-0x00000000022D3000-memory.dmp

Filesize
3.0MB

Download
memory/1728-98-0x0000000000090000-0x00000000000BD000-memory.dmp

Filesize
180KB

Download
memory/1728-102-0x0000000001D00000-0x0000000001D8F000-memory.dmp

Filesize
572KB

Download
memory/1728-97-0x00000000008E0000-0x00000000008F8000-memory.dmp

Filesize
96KB

Download
memory/1728-148-0x0000000061E00000-0x0000000061EB6000-memory.dmp

Filesize
728KB

Download
memory/1728-95-0x00000000008E0000-0x00000000008F8000-memory.dmp

Filesize
96KB

Download
memory/1904-92-0x0000000000830000-0x0000000000B33000-memory.dmp

Filesize
3.0MB

Download
memory/1904-91-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1904-88-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1904-94-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download