Windows 7 deprecation
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Overview
overview
7Static
static
3windows_10...64.exe
windows7-x64
7windows_10...64.exe
windows10-2004-x64
7$PLUGINSDI...ns.ini
windows7-x64
1$PLUGINSDI...ns.ini
windows10-2004-x64
1$PLUGINSDI...al.ini
windows7-x64
1$PLUGINSDI...al.ini
windows10-2004-x64
1$PLUGINSDI...er.bmp
windows7-x64
3$PLUGINSDI...er.bmp
windows10-2004-x64
7$PLUGINSDI...rd.bmp
windows7-x64
3$PLUGINSDI...rd.bmp
windows10-2004-x64
7bin/config6
windows7-x64
1bin/config6
windows10-2004-x64
1include/gr...raph.h
windows7-x64
3include/gr...raph.h
windows10-2004-x64
3include/gr...text.h
windows7-x64
3include/gr...text.h
windows10-2004-x64
3include/gr...yout.h
windows7-x64
3include/gr...yout.h
windows10-2004-x64
3include/gr...Data.h
windows7-x64
3include/gr...Data.h
windows10-2004-x64
3include/gr...rith.h
windows7-x64
3include/gr...rith.h
windows10-2004-x64
3include/gr.../cdt.h
windows7-x64
3include/gr.../cdt.h
windows10-2004-x64
3include/gr...raph.h
windows7-x64
3include/gr...raph.h
windows10-2004-x64
3include/gr...olor.h
windows7-x64
3include/gr...olor.h
windows10-2004-x64
3include/gr...geom.h
windows7-x64
3include/gr...geom.h
windows10-2004-x64
3include/gr...sion.h
windows7-x64
3include/gr...sion.h
windows10-2004-x64
3Analysis
-
max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
23/02/2024, 14:34
Static task
static1
Behavioral task
behavioral1
Sample
windows_10_cmake_Release_graphviz-install-8.1.0-win64.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
windows_10_cmake_Release_graphviz-install-8.1.0-win64.exe
Resource
win10v2004-20240221-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/NSIS.InstallOptions.ini
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/NSIS.InstallOptions.ini
Resource
win10v2004-20240221-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/ioSpecial.ini
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/ioSpecial.ini
Resource
win10v2004-20240221-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/modern-header.bmp
Resource
win7-20240215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/modern-header.bmp
Resource
win10v2004-20240221-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win7-20240220-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win10v2004-20240221-en
Behavioral task
behavioral11
Sample
bin/config6
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
bin/config6
Resource
win10v2004-20240221-en
Behavioral task
behavioral13
Sample
include/graphviz/AGraph.h
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
include/graphviz/AGraph.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral15
Sample
include/graphviz/GVContext.h
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
include/graphviz/GVContext.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral17
Sample
include/graphviz/GVLayout.h
Resource
win7-20240215-en
Behavioral task
behavioral18
Sample
include/graphviz/GVLayout.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral19
Sample
include/graphviz/GVRenderData.h
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
include/graphviz/GVRenderData.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral21
Sample
include/graphviz/arith.h
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
include/graphviz/arith.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral23
Sample
include/graphviz/cdt.h
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
include/graphviz/cdt.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral25
Sample
include/graphviz/cgraph.h
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
include/graphviz/cgraph.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral27
Sample
include/graphviz/color.h
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
include/graphviz/color.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral29
Sample
include/graphviz/geom.h
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
include/graphviz/geom.h
Resource
win10v2004-20240221-en
Behavioral task
behavioral31
Sample
include/graphviz/graphviz_version.h
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
include/graphviz/graphviz_version.h
Resource
win10v2004-20240221-en
General
-
Target
include/graphviz/GVContext.h
-
Size
1KB
-
MD5
5c16796f2c126db74e132119778e2fdf
-
SHA1
efa86c05a7dabd3992bef2a2487d77df87fc0c12
-
SHA256
d9508d29f71fadab8d7fca83b5637795414ff74fa4fadae9714ac657dcbb27f9
-
SHA512
6e7cb4894dd9fdd73e6a4d11fe8a8122bb1e0b28bd639024953ecf20bb074909ef4357ed484d440c2a435ba7424be50cbc7bca1a2e8fe114adab1f9addfeedc8
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 12 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\.h rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file\shell\edit rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file\shell\open rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_Classes\Local Settings rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\.h\ = "h_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file\shell\edit\command rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file\shell\open\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\h_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1" rundll32.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 2660 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2988 wrote to memory of 2672 2988 cmd.exe 29 PID 2988 wrote to memory of 2672 2988 cmd.exe 29 PID 2988 wrote to memory of 2672 2988 cmd.exe 29 PID 2672 wrote to memory of 2660 2672 rundll32.exe 30 PID 2672 wrote to memory of 2660 2672 rundll32.exe 30 PID 2672 wrote to memory of 2660 2672 rundll32.exe 30
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\include\graphviz\GVContext.h1⤵
- Suspicious use of WriteProcessMemory
PID:2988 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\include\graphviz\GVContext.h2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\include\graphviz\GVContext.h3⤵
- Opens file in notepad (likely ransom note)
PID:2660
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-