Analysis
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max time kernel
146s -
max time network
275s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05-04-2024 15:37
Static task
static1
Behavioral task
behavioral1
Sample
PowerISO8-x64.exe
Resource
win10v2004-20240319-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240319-en
Behavioral task
behavioral4
Sample
$R0.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$TEMP/$0.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral6
Sample
devcon.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
piso.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral8
Sample
setup64.exe
Resource
win10v2004-20240226-en
General
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Target
$PLUGINSDIR/System.dll
-
Size
12KB
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MD5
8cf2ac271d7679b1d68eefc1ae0c5618
-
SHA1
7cc1caaa747ee16dc894a600a4256f64fa65a9b8
-
SHA256
6950991102462d84fdc0e3b0ae30c95af8c192f77ce3d78e8d54e6b22f7c09ba
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SHA512
ce828fb9ecd7655cc4c974f78f209d3326ba71ced60171a45a437fc3fff3bd0d69a0997adaca29265c7b5419bdea2b17f8cc8ceae1b8ce6b22b7ed9120bb5ad3
-
SSDEEP
192:BenY0qWTlt70IAj/lQ0sEWc/wtYbBH2aDybC7y+XB9IwL:B8+Qlt70Fj/lQRY/9VjjlL
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4928 4948 WerFault.exe 84 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1080 wrote to memory of 4948 1080 rundll32.exe 84 PID 1080 wrote to memory of 4948 1080 rundll32.exe 84 PID 1080 wrote to memory of 4948 1080 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1080 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵PID:4948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 6123⤵
- Program crash
PID:4928
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4948 -ip 49481⤵PID:3996