Overview
overview
10Static
static
10Korepi.rar
windows10-1703-x64
10Korepi/Korepi.exe
windows10-1703-x64
10Korepi/chr...nt.pak
windows10-1703-x64
3Korepi/chr...nt.pak
windows10-1703-x64
3Korepi/con...ig.xml
windows10-1703-x64
1Korepi/con...es.pdb
windows10-1703-x64
3Korepi/d3d...47.dll
windows10-1703-x64
3Korepi/d4d...er.xml
windows10-1703-x64
1Korepi/dll/ffmpeg.dll
windows10-1703-x64
1Korepi/dll/libEGL.dll
windows10-1703-x64
1Korepi/dll...v2.dll
windows10-1703-x64
3Korepi/dll...er.dll
windows10-1703-x64
3Korepi/dll...d.json
windows10-1703-x64
3Korepi/dll...-1.dll
windows10-1703-x64
3Korepi/ffmpeg.dll
windows10-1703-x64
1Korepi/icudtl.dat
windows10-1703-x64
3Korepi/libEGL.dll
windows10-1703-x64
1Korepi/libGLESv2.dll
windows10-1703-x64
3Korepi/system.yaml
windows10-1703-x64
3Korepi/sys...gl.pdb
windows10-1703-x64
3Korepi/vgrl.dll
windows10-1703-x64
1Korepi/vivoxsdk.dll
windows10-1703-x64
1Analysis
-
max time kernel
126s -
max time network
132s -
platform
windows10-1703_x64 -
resource
win10-20231215-en -
resource tags
arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system -
submitted
08-02-2024 19:33
Behavioral task
behavioral1
Sample
Korepi.rar
Resource
win10-20231215-en
Behavioral task
behavioral2
Sample
Korepi/Korepi.exe
Resource
win10-20231220-en
Behavioral task
behavioral3
Sample
Korepi/chrome_100_percent.pak
Resource
win10-20231215-en
Behavioral task
behavioral4
Sample
Korepi/chrome_200_percent.pak
Resource
win10-20231215-en
Behavioral task
behavioral5
Sample
Korepi/config/config.xml
Resource
win10-20231215-en
Behavioral task
behavioral6
Sample
Korepi/config/resources.pdb
Resource
win10-20231215-en
Behavioral task
behavioral7
Sample
Korepi/d3dcompiler_47.dll
Resource
win10-20231215-en
Behavioral task
behavioral8
Sample
Korepi/d4dcompiler.xml
Resource
win10-20231215-en
Behavioral task
behavioral9
Sample
Korepi/dll/ffmpeg.dll
Resource
win10-20231220-en
Behavioral task
behavioral10
Sample
Korepi/dll/libEGL.dll
Resource
win10-20231215-en
Behavioral task
behavioral11
Sample
Korepi/dll/libGLESv2.dll
Resource
win10-20231215-en
Behavioral task
behavioral12
Sample
Korepi/dll/vk_swiftshader.dll
Resource
win10-20231215-en
Behavioral task
behavioral13
Sample
Korepi/dll/vk_swiftshader_icd.json
Resource
win10-20231220-en
Behavioral task
behavioral14
Sample
Korepi/dll/vulkan-1.dll
Resource
win10-20231215-en
Behavioral task
behavioral15
Sample
Korepi/ffmpeg.dll
Resource
win10-20231215-en
Behavioral task
behavioral16
Sample
Korepi/icudtl.dat
Resource
win10-20231215-en
Behavioral task
behavioral17
Sample
Korepi/libEGL.dll
Resource
win10-20231215-en
Behavioral task
behavioral18
Sample
Korepi/libGLESv2.dll
Resource
win10-20231215-en
Behavioral task
behavioral19
Sample
Korepi/system.yaml
Resource
win10-20231215-en
Behavioral task
behavioral20
Sample
Korepi/systemlibegl.pdb
Resource
win10-20231215-en
Behavioral task
behavioral21
Sample
Korepi/vgrl.dll
Resource
win10-20231215-en
Behavioral task
behavioral22
Sample
Korepi/vivoxsdk.dll
Resource
win10-20231215-en
General
-
Target
Korepi/dll/vk_swiftshader.dll
-
Size
4.3MB
-
MD5
ad00a712203b9dfb702d886e43d215e6
-
SHA1
1921d4d14b5ac0a669f69cd852a41eba8377a434
-
SHA256
01742049534047b956328b9a0ca57f720e957edb684a6a0d70acc992e2b684fc
-
SHA512
f4672dce073c940fe3b9f9687fc9a195b5d0a6e51bb92c91047775be244ce95a2c743947eb05299d77cb3c8b914821984bb98182bc9afdc35e3963148f5562e0
-
SSDEEP
49152:TRFxCyzWuNtr3nQAqKktwjcXBQkHTTZjbryATFeYkScdII2HM2lbpTFk6dwkIIq/:TR+rwY1V2iy0SpGOjECAetx80J
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4884 4252 WerFault.exe 73 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3752 wrote to memory of 4252 3752 rundll32.exe 73 PID 3752 wrote to memory of 4252 3752 rundll32.exe 73 PID 3752 wrote to memory of 4252 3752 rundll32.exe 73
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Korepi\dll\vk_swiftshader.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3752 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Korepi\dll\vk_swiftshader.dll,#12⤵PID:4252
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 6163⤵
- Program crash
PID:4884
-
-