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
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max time kernel
118s -
max time network
120s -
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/graphviz_version.h
-
Size
324B
-
MD5
14276ba8ce7f3480e65042ee3ad9f625
-
SHA1
afd2297a00736515789f2618cfbfa47b4a98fc4b
-
SHA256
dd254088a01396b339dddd9b46ed34d663fe4dabd7362a3c1a4a9509b0e98f98
-
SHA512
119b084f9537f5fb6ae07429c9eb3eb6b331d2877a1fafad6fe586153fd8d9f929b1fb4abc5bc6e4d41d7347a9901cb3cce69aeae0b8e50b09c1f34a6ac7f155
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 Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.h\ = "h_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file\shell rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file\shell\open\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.h rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file\shell\edit rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file\shell\edit\command rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\h_auto_file\shell\open rundll32.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 2088 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2936 wrote to memory of 2636 2936 cmd.exe 29 PID 2936 wrote to memory of 2636 2936 cmd.exe 29 PID 2936 wrote to memory of 2636 2936 cmd.exe 29 PID 2636 wrote to memory of 2088 2636 rundll32.exe 30 PID 2636 wrote to memory of 2088 2636 rundll32.exe 30 PID 2636 wrote to memory of 2088 2636 rundll32.exe 30
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\include\graphviz\graphviz_version.h1⤵
- Suspicious use of WriteProcessMemory
PID:2936 -
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\graphviz_version.h2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2636 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\include\graphviz\graphviz_version.h3⤵
- Opens file in notepad (likely ransom note)
PID:2088
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-