Analysis
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max time kernel
143s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
16/07/2024, 11:28
Static task
static1
Behavioral task
behavioral1
Sample
z65PurchaseOrderNo_0072024_pdf.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
z65PurchaseOrderNo_0072024_pdf.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240709-en
General
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Target
$PLUGINSDIR/System.dll
-
Size
11KB
-
MD5
b8992e497d57001ddf100f9c397fcef5
-
SHA1
e26ddf101a2ec5027975d2909306457c6f61cfbd
-
SHA256
98bcd1dd88642f4dd36a300c76ebb1ddfbbbc5bfc7e3b6d7435dc6d6e030c13b
-
SHA512
8823b1904dccfaf031068102cb1def7958a057f49ff369f0e061f1b4db2090021aa620bb8442a2a6ac9355bb74ee54371dc2599c20dc723755a46ede81533a3c
-
SSDEEP
192:PPtkumJX7zB22kGwfy0mtVgkCPOs81un:E702k5qpds8Qn
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2132 3088 WerFault.exe 83 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3212 wrote to memory of 3088 3212 rundll32.exe 83 PID 3212 wrote to memory of 3088 3212 rundll32.exe 83 PID 3212 wrote to memory of 3088 3212 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3212 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵PID:3088
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3088 -s 6123⤵
- Program crash
PID:2132
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3088 -ip 30881⤵PID:4624