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Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07/03/2024, 09:02
Static task
static1
Behavioral task
behavioral1
Sample
b858e39ded00805b735668b7f313a9a1.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b858e39ded00805b735668b7f313a9a1.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/NSISdl.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$_5_.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$_5_.dll
Resource
win10v2004-20240226-en
General
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Target
$PLUGINSDIR/NSISdl.dll
-
Size
14KB
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MD5
997ae296af5b7ca9aaa52f6844075439
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SHA1
9814f0b09219ac2eed875d842b9362c3b32bec6f
-
SHA256
1d74275fb0ddcb7c01a92c4ea5c7ef137cdfa0b48ae2b293f0ea178b355cbaa8
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SHA512
a81ee17129278a185e91f6615da2d9e47940580fcaac3806ace17a0c0e48995f8e85de6deedcec502782141acd381fb7dd1c72a93fcd40112afadc3741572349
-
SSDEEP
192:u4lsN55M8r67wmsvJI5a299sfoG8I+WhPB3RY+h/G3DNl/qYcVp/126gszA:uysdM80dCI5a2LsQ5IlPNRY00AlACU
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2692 4648 WerFault.exe 89 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4408 wrote to memory of 4648 4408 rundll32.exe 89 PID 4408 wrote to memory of 4648 4408 rundll32.exe 89 PID 4408 wrote to memory of 4648 4408 rundll32.exe 89
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4408 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#12⤵PID:4648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 6243⤵
- Program crash
PID:2692
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4648 -ip 46481⤵PID:1808