Overview
overview
7Static
static
37494783ea6...b4.exe
windows7-x64
77494783ea6...b4.exe
windows10-2004-x64
7$0/questbrwsearch.dll
windows7-x64
1$0/questbrwsearch.dll
windows10-2004-x64
1$0/questbrwsearch.exe
windows7-x64
3$0/questbrwsearch.exe
windows10-2004-x64
3$0/uninstall.exe
windows7-x64
7$0/uninstall.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3Analysis
-
max time kernel
133s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2024 11:27
Static task
static1
Behavioral task
behavioral1
Sample
7494783ea6f27eeba40af043c4554cb4.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
7494783ea6f27eeba40af043c4554cb4.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$0/questbrwsearch.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$0/questbrwsearch.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$0/questbrwsearch.exe
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$0/questbrwsearch.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
$0/uninstall.exe
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$0/uninstall.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
General
-
Target
$PLUGINSDIR/InstallOptions.dll
-
Size
13KB
-
MD5
d765c492c21689e3d9d61634371fd861
-
SHA1
ac200933671ae52c9d5544d0e2e8e9144d286c83
-
SHA256
551e6042dd494ea01549555ffc194ab9729da09058ec714eb368dd06642c9bbc
-
SHA512
9919a9e848c8f1e26c75d0d29207571e4b86a4140bd554743d2c1f8bd7f386fe4919345b163d89a5d907fb165e435ba0ac5f6b1101713636141f156a420e2e0f
-
SSDEEP
192:9B6RvrfvOuJQDghBy/X7QKq3TLGciZJf0EzWzMnz6WoF1dBs:v6RrviWaX7eiZJ7nz6bB
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 5000 3332 WerFault.exe 29 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5056 wrote to memory of 3332 5056 rundll32.exe 29 PID 5056 wrote to memory of 3332 5056 rundll32.exe 29 PID 5056 wrote to memory of 3332 5056 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5056 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#12⤵PID:3332
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3332 -s 6243⤵
- Program crash
PID:5000
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3332 -ip 33321⤵PID:2712