Overview
overview
4Static
static
3CapCut_730...er.exe
windows7-x64
4CapCut_730...er.exe
windows10-2004-x64
4$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ed.dll
windows7-x64
1$PLUGINSDI...ed.dll
windows10-2004-x64
1$PLUGINSDI...in.dll
windows7-x64
3$PLUGINSDI...in.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
25/01/2024, 23:46
Static task
static1
Behavioral task
behavioral1
Sample
CapCut_7301609052973350913_installer.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
CapCut_7301609052973350913_installer.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/BgWorker.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/deviceregister_shared.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/downloader_nsis_plugin.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win7-20231129-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/shell_downloader.dll
Resource
win10v2004-20231222-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
12KB
-
MD5
0d7ad4f45dc6f5aa87f606d0331c6901
-
SHA1
48df0911f0484cbe2a8cdd5362140b63c41ee457
-
SHA256
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
-
SHA512
c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
-
SSDEEP
192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1948 1704 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2640 wrote to memory of 1704 2640 rundll32.exe 28 PID 2640 wrote to memory of 1704 2640 rundll32.exe 28 PID 2640 wrote to memory of 1704 2640 rundll32.exe 28 PID 2640 wrote to memory of 1704 2640 rundll32.exe 28 PID 2640 wrote to memory of 1704 2640 rundll32.exe 28 PID 2640 wrote to memory of 1704 2640 rundll32.exe 28 PID 2640 wrote to memory of 1704 2640 rundll32.exe 28 PID 1704 wrote to memory of 1948 1704 rundll32.exe 29 PID 1704 wrote to memory of 1948 1704 rundll32.exe 29 PID 1704 wrote to memory of 1948 1704 rundll32.exe 29 PID 1704 wrote to memory of 1948 1704 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2640 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 2243⤵
- Program crash
PID:1948
-
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