Overview
overview
7Static
static
7JKHCW.exe
windows7-x64
7JKHCW.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$SYSDIR/ET99_FULL.dll
windows7-x64
3$SYSDIR/ET99_FULL.dll
windows10-2004-x64
3$SYSDIR/ET99_MOD.dll
windows7-x64
3$SYSDIR/ET99_MOD.dll
windows10-2004-x64
3$SYSDIR/grdes50.dll
windows7-x64
7$SYSDIR/grdes50.dll
windows10-2004-x64
7$SYSDIR/gregn50.dll
windows7-x64
7$SYSDIR/gregn50.dll
windows10-2004-x64
7$SYSDIR/midas.dll
windows7-x64
3$SYSDIR/midas.dll
windows10-2004-x64
3FT_ET99_API.dll
windows7-x64
3FT_ET99_API.dll
windows10-2004-x64
3JKHCW.chm
windows7-x64
1JKHCW.chm
windows10-2004-x64
1JKHCW.exe
windows7-x64
7JKHCW.exe
windows10-2004-x64
7Reg.dll
windows7-x64
3Reg.dll
windows10-2004-x64
3grdesigner50.exe
windows7-x64
7grdesigner50.exe
windows10-2004-x64
7uninst.exe
windows7-x64
7uninst.exe
windows10-2004-x64
7新云软件.url
windows7-x64
1新云软件.url
windows10-2004-x64
1Analysis
-
max time kernel
139s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
22/08/2024, 16:26
Behavioral task
behavioral1
Sample
JKHCW.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
JKHCW.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$SYSDIR/ET99_FULL.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$SYSDIR/ET99_FULL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$SYSDIR/ET99_MOD.dll
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
$SYSDIR/ET99_MOD.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$SYSDIR/grdes50.dll
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
$SYSDIR/grdes50.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$SYSDIR/gregn50.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$SYSDIR/gregn50.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$SYSDIR/midas.dll
Resource
win7-20240704-en
Behavioral task
behavioral14
Sample
$SYSDIR/midas.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
FT_ET99_API.dll
Resource
win7-20240729-en
Behavioral task
behavioral16
Sample
FT_ET99_API.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
JKHCW.chm
Resource
win7-20240708-en
Behavioral task
behavioral18
Sample
JKHCW.chm
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
JKHCW.exe
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
JKHCW.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
Reg.dll
Resource
win7-20240704-en
Behavioral task
behavioral22
Sample
Reg.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
grdesigner50.exe
Resource
win7-20240708-en
Behavioral task
behavioral24
Sample
grdesigner50.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
uninst.exe
Resource
win7-20240704-en
Behavioral task
behavioral26
Sample
uninst.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
新云软件.url
Resource
win7-20240705-en
Behavioral task
behavioral28
Sample
新云软件.url
Resource
win10v2004-20240802-en
General
-
Target
$PLUGINSDIR/InstallOptions.dll
-
Size
12KB
-
MD5
1d5c649dde35003a618b9679d5d71b92
-
SHA1
0409bbab3ab34f8c01289cdd847b4d1a32d05b18
-
SHA256
0f4d3cee24e3f310fa804983c931d3628613988a24f0be7854f63a9309b8e45f
-
SHA512
b432ebcc52905662d61a3f17e08e209a3f9d836a9071b3b5e80070af7ebcf34cf66c44426dda041c2a258fda4787e5692e2b35acbcd73288fb84fe3c977bbfd9
-
SSDEEP
384:pKlm7i+c3QW6ckPhyDEaLnA2bbBBIXwZ:8qi8BcyhEhLBbbTI
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3700 1420 WerFault.exe 84 -
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 516 wrote to memory of 1420 516 rundll32.exe 84 PID 516 wrote to memory of 1420 516 rundll32.exe 84 PID 516 wrote to memory of 1420 516 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:516 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1420 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1420 -s 6243⤵
- Program crash
PID:3700
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1420 -ip 14201⤵PID:1388