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
107s -
max time network
111s -
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
$PLUGINSDIR/System.dll
-
Size
11KB
-
MD5
3e6bf00b3ac976122f982ae2aadb1c51
-
SHA1
caab188f7fdc84d3fdcb2922edeeb5ed576bd31d
-
SHA256
4ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe
-
SHA512
1286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706
-
SSDEEP
192:eP24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35OlbSl:T8QIl975eXqlWBrz7YLOlb
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3952 1500 WerFault.exe 86 -
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 1792 wrote to memory of 1500 1792 rundll32.exe 86 PID 1792 wrote to memory of 1500 1792 rundll32.exe 86 PID 1792 wrote to memory of 1500 1792 rundll32.exe 86
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1792 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1500 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 6123⤵
- Program crash
PID:3952
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1500 -ip 15001⤵PID:1804