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
118s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-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/Core.dll
-
Size
106KB
-
MD5
928ce4d12b735e59ac0788f14b37cd93
-
SHA1
b97c5fd84eea652e3479423b3d1f838aeeabba88
-
SHA256
173f961ee251b1ba8b191909c1284158a469d3dbc81ae30fc3df99b50910e611
-
SHA512
3548d2f2fb5ab32c2cd3e4f87f1b3101e8cfa89c0876d66e54b780125b36dddffbeddf0b72638bc414be4a8ba8f6d5712241902c5c78b044076ba9bbc708d264
-
SSDEEP
3072:UZYCVPJG1+LWSYVgFWTNlidmuwa8I/+/VZM4vX0gt:UZYCflSSYSFu0muwa8I/+/VZM4vXV
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 7 IoCs
description pid Process procid_target PID 2948 wrote to memory of 3052 2948 rundll32.exe 28 PID 2948 wrote to memory of 3052 2948 rundll32.exe 28 PID 2948 wrote to memory of 3052 2948 rundll32.exe 28 PID 2948 wrote to memory of 3052 2948 rundll32.exe 28 PID 2948 wrote to memory of 3052 2948 rundll32.exe 28 PID 2948 wrote to memory of 3052 2948 rundll32.exe 28 PID 2948 wrote to memory of 3052 2948 rundll32.exe 28
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\Core.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2948 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Modules\Core.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3052
-