Overview
overview
8Static
static
78f36dde1cc...0N.exe
windows7-x64
88f36dde1cc...0N.exe
windows10-2004-x64
8$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...nu.dll
windows7-x64
3$PLUGINSDI...nu.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...ll.dll
windows7-x64
7$PLUGINSDI...ll.dll
windows10-2004-x64
7$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3$TEMP/$_85...pp.dll
windows7-x64
3$TEMP/$_85...pp.dll
windows10-2004-x64
3FireFox/bootstrap.js
windows7-x64
3FireFox/bootstrap.js
windows10-2004-x64
3FireFox/co...p.html
windows7-x64
3FireFox/co...p.html
windows10-2004-x64
3FireFox/co...uid.js
windows7-x64
3FireFox/co...uid.js
windows10-2004-x64
3Modules/7z.dll
windows7-x64
3Modules/7z.dll
windows10-2004-x64
3Modules/ArSp.dll
windows7-x64
3Modules/ArSp.dll
windows10-2004-x64
3Modules/BdUdr.dll
windows7-x64
3Modules/BdUdr.dll
windows10-2004-x64
3Modules/BrSp.dll
windows7-x64
3Modules/BrSp.dll
windows10-2004-x64
3Modules/CdPrc.dll
windows7-x64
3Modules/CdPrc.dll
windows10-2004-x64
3Modules/Core.dll
windows7-x64
3Modules/Core.dll
windows10-2004-x64
3Analysis
-
max time kernel
101s -
max time network
105s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-08-2024 13:36
Behavioral task
behavioral1
Sample
8f36dde1cc56c41c6bf0da63a023acf0N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
8f36dde1cc56c41c6bf0da63a023acf0N.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/ShellExecAsUser.dll
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/ShellExecAsUser.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StartMenu.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/md5dll.dll
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/md5dll.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
$TEMP/$_85_/InstSupp.dll
Resource
win7-20240704-en
Behavioral task
behavioral14
Sample
$TEMP/$_85_/InstSupp.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
FireFox/bootstrap.js
Resource
win7-20240705-en
Behavioral task
behavioral16
Sample
FireFox/bootstrap.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
FireFox/content/html/popup.html
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
FireFox/content/html/popup.html
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
FireFox/content/js/uid.js
Resource
win7-20240704-en
Behavioral task
behavioral20
Sample
FireFox/content/js/uid.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
Modules/7z.dll
Resource
win7-20240705-en
Behavioral task
behavioral22
Sample
Modules/7z.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
Modules/ArSp.dll
Resource
win7-20240729-en
Behavioral task
behavioral24
Sample
Modules/ArSp.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
Modules/BdUdr.dll
Resource
win7-20240708-en
Behavioral task
behavioral26
Sample
Modules/BdUdr.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
Modules/BrSp.dll
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
Modules/BrSp.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
Modules/CdPrc.dll
Resource
win7-20240729-en
Behavioral task
behavioral30
Sample
Modules/CdPrc.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
Modules/Core.dll
Resource
win7-20240704-en
Behavioral task
behavioral32
Sample
Modules/Core.dll
Resource
win10v2004-20240802-en
General
-
Target
Modules/ArSp.dll
-
Size
38KB
-
MD5
867fee96192bbe3fbe43d0739c9a6299
-
SHA1
c1fa3a76781ebdcdb4bce9658b560fc453e873b7
-
SHA256
7bad83e031dadbbd8a948de887ffa8de10f284f0bf6f23e1470d960d656125c2
-
SHA512
8a9ffeb60009d98e2c78208e63f6e2166ea6e8e22e963b42d16a8f84c640d70b2924a3a3650e0134b43b09367ef50344d21e7d8feb8179a2115a995c10a9586a
-
SSDEEP
768:g/PidxjnQyslT/lwPRBYzNjMLwHFScci1:QPidtnPgrlwQzNoMHFS3i1
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2852 wrote to memory of 232 2852 rundll32.exe 84 PID 2852 wrote to memory of 232 2852 rundll32.exe 84 PID 2852 wrote to memory of 232 2852 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\ArSp.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\ArSp.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:232
-