Overview
overview
7Static
static
3PolyMC-Win....1.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows10-2004-x64
1$PLUGINSDI...rd.bmp
windows10-2004-x64
7$PLUGINSDI...gs.dll
windows10-2004-x64
1$PLUGINSDI...ec.dll
windows10-2004-x64
1iconengine...on.dll
windows10-2004-x64
1imageformats/qgif.dll
windows10-2004-x64
1imageforma...ns.dll
windows10-2004-x64
1imageformats/qico.dll
windows10-2004-x64
1imageformats/qjp2.dll
windows10-2004-x64
1imageforma...eg.dll
windows10-2004-x64
1imageformats/qsvg.dll
windows10-2004-x64
1imageforma...mp.dll
windows10-2004-x64
1imageforma...bp.dll
windows10-2004-x64
1jars/JavaCheck.jar
windows10-2004-x64
1jars/NewLaunch.jar
windows10-2004-x64
1libb2-1.dll
windows10-2004-x64
1libbrotlicommon.dll
windows10-2004-x64
1libbrotlidec.dll
windows10-2004-x64
1libbz2-1.dll
windows10-2004-x64
1libdouble-...on.dll
windows10-2004-x64
1libgraphite2.dll
windows10-2004-x64
1libharfbuzz-0.dll
windows10-2004-x64
1libjasper.dll
windows10-2004-x64
1libstdc++-6.dll
windows10-2004-x64
1libwebp-7.dll
windows10-2004-x64
1platforms/...ws.dll
windows10-2004-x64
1polymc.exe
windows10-2004-x64
7qt.conf
windows10-2004-x64
3tls/qcerto...nd.dll
windows10-2004-x64
1tls/qopens...nd.dll
windows10-2004-x64
1tls/qschan...nd.dll
windows10-2004-x64
1Analysis
-
max time kernel
145s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
28-07-2024 23:16
Static task
static1
Behavioral task
behavioral1
Sample
PolyMC-Windows-Setup-6.1.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/modern-wizard.bmp
Resource
win10v2004-20240709-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral6
Sample
iconengines/qsvgicon.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral7
Sample
imageformats/qgif.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral8
Sample
imageformats/qicns.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral9
Sample
imageformats/qico.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral10
Sample
imageformats/qjp2.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral11
Sample
imageformats/qjpeg.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral12
Sample
imageformats/qsvg.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral13
Sample
imageformats/qwbmp.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral14
Sample
imageformats/qwebp.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral15
Sample
jars/JavaCheck.jar
Resource
win10v2004-20240709-en
Behavioral task
behavioral16
Sample
jars/NewLaunch.jar
Resource
win10v2004-20240709-en
Behavioral task
behavioral17
Sample
libb2-1.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral18
Sample
libbrotlicommon.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral19
Sample
libbrotlidec.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral20
Sample
libbz2-1.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral21
Sample
libdouble-conversion.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral22
Sample
libgraphite2.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral23
Sample
libharfbuzz-0.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral24
Sample
libjasper.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral25
Sample
libstdc++-6.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral26
Sample
libwebp-7.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral27
Sample
platforms/qwindows.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral28
Sample
polymc.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral29
Sample
qt.conf
Resource
win10v2004-20240709-en
Behavioral task
behavioral30
Sample
tls/qcertonlybackend.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral31
Sample
tls/qopensslbackend.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral32
Sample
tls/qschannelbackend.dll
Resource
win10v2004-20240704-en
General
-
Target
$PLUGINSDIR/modern-wizard.bmp
-
Size
25KB
-
MD5
cbe40fd2b1ec96daedc65da172d90022
-
SHA1
366c216220aa4329dff6c485fd0e9b0f4f0a7944
-
SHA256
3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
-
SHA512
62990cb16e37b6b4eff6ab03571c3a82dcaa21a1d393c3cb01d81f62287777fb0b4b27f8852b5fa71bc975feab5baa486d33f2c58660210e115de7e2bd34ea63
-
SSDEEP
24:Qwika6aSaaDaVYoG6abuJsnZs5GhI11BayNXPcDrSsUWcSphsWwlEWqCl6aHAX2x:Qoi47a5G8SddzKFIcsOz3Xz
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
cmd.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation cmd.exe -
Drops file in Windows directory 1 IoCs
Processes:
mspaint.exedescription ioc process File opened for modification C:\Windows\Debug\WIA\wiatrace.log mspaint.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 1 IoCs
Processes:
cmd.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000_Classes\Local Settings cmd.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
mspaint.exepid process 1576 mspaint.exe 1576 mspaint.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
mspaint.exepid process 1576 mspaint.exe 1576 mspaint.exe 1576 mspaint.exe 1576 mspaint.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
cmd.exedescription pid process target process PID 2116 wrote to memory of 1576 2116 cmd.exe mspaint.exe PID 2116 wrote to memory of 1576 2116 cmd.exe mspaint.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\modern-wizard.bmp1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2116 -
C:\Windows\system32\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\modern-wizard.bmp"2⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1576
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService1⤵PID:1504