Analysis
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max time kernel
144s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
11/01/2024, 16:07
Static task
static1
Behavioral task
behavioral1
Sample
53f80d17706d935d79762dd309fc1e66.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
53f80d17706d935d79762dd309fc1e66.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/7za.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/7za.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231215-en
General
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Target
$PLUGINSDIR/nsExec.dll
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Size
8KB
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MD5
b8be6632a7dc8136ff01338be40fe701
-
SHA1
043fa16929b2af5ed5c1c59b4035a10cf765fb43
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SHA256
289786fe13801467653eb2712f47f162d6fd3fc2d844be342282f75fc2b2a085
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SHA512
403474154ff8500e5aae2b4466c652e5d066af2c55d8f158e6f007492ceb1f3abcc6cca80842b90900db02db4258ddcda75dec1d1799af24969c35811891e5b8
-
SSDEEP
96:ovkNRhdXhG0CzpC6dsiFam4C026ebZT4MJlWD+RfEqL5Q4hTUVKJx3/:9Nnd9Cz86GVSmua+2qL5Q4h4VSp
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4900 4748 WerFault.exe 88 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4380 wrote to memory of 4748 4380 rundll32.exe 88 PID 4380 wrote to memory of 4748 4380 rundll32.exe 88 PID 4380 wrote to memory of 4748 4380 rundll32.exe 88
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4380 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵PID:4748
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 6123⤵
- Program crash
PID:4900
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4748 -ip 47481⤵PID:4828