Overview
overview
7Static
static
3jyzm-v0.9beta.exe
windows7-x64
7jyzm-v0.9beta.exe
windows10-2004-x64
7$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...ID.dll
windows7-x64
3$PLUGINSDI...ID.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3htmlayout.dll
windows7-x64
3htmlayout.dll
windows10-2004-x64
3jymsgr.dll
windows7-x64
3jymsgr.dll
windows10-2004-x64
3jymsgr.exe
windows7-x64
3jymsgr.exe
windows10-2004-x64
3npjymsgr.dll
windows7-x64
3npjymsgr.dll
windows10-2004-x64
3新云软件.url
windows7-x64
1新云软件.url
windows10-2004-x64
1Analysis
-
max time kernel
90s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
08-09-2024 23:00
Static task
static1
Behavioral task
behavioral1
Sample
jyzm-v0.9beta.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
jyzm-v0.9beta.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/FindProcDLL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/MachGUID.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/MachGUID.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
htmlayout.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
htmlayout.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
jymsgr.dll
Resource
win7-20240729-en
Behavioral task
behavioral16
Sample
jymsgr.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
jymsgr.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
jymsgr.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
npjymsgr.dll
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
npjymsgr.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
新云软件.url
Resource
win7-20240704-en
Behavioral task
behavioral22
Sample
新云软件.url
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/KillProcDLL.dll
-
Size
32KB
-
MD5
83142eac84475f4ca889c73f10d9c179
-
SHA1
dbe43c0de8ef881466bd74861b2e5b17598b5ce8
-
SHA256
ae2f1658656e554f37e6eac896475a3862841a18ffc6fad2754e2d3525770729
-
SHA512
1c66eab21f0c9e0b99ecc3844516a6978f52e0c7f489405a427532ecbe78947c37dac5b4c8b722cc8bc1edfb74ba4824519d56099e587e754e5c668701e83bd1
-
SSDEEP
384:3rYz6grZodORNWATt4TBmlk5ooyzFh7BukAUdJoUtSOSR:3QggDWATWNCFh7BNddJoxO+
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4976 2436 WerFault.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 776 wrote to memory of 2436 776 rundll32.exe 85 PID 776 wrote to memory of 2436 776 rundll32.exe 85 PID 776 wrote to memory of 2436 776 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KillProcDLL.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:776 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KillProcDLL.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2436 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 6003⤵
- Program crash
PID:4976
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2436 -ip 24361⤵PID:2872