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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
133s -
max time network
152s -
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/vulkan-1.dll
-
Size
774KB
-
MD5
c5292c08876926143ef404b3e638c314
-
SHA1
aa4917507da1bd71d0671c449af9e2e081295c90
-
SHA256
84c7f070e59f3b0bce2d32d4f2e6c7e03fb5d30f82a99c4edd8a251c9a3c0e74
-
SHA512
9e4d8f89de130d20ac7fcc34e3e8914320bed5d0ca61156a80a8d9bc66882e6f6a19012106e949ecda8e515203a605ad56e19ec0d4c0f73cfbab5f40c5746763
-
SSDEEP
12288:4UohdHyFed5rdrIlAj9HuibYc+0lNRcHVrkxhHnOs:4UoqAd5rdM6pOTc+kNR2kxVH
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 3544 4892 WerFault.exe 73 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 860 wrote to memory of 4892 860 rundll32.exe 73 PID 860 wrote to memory of 4892 860 rundll32.exe 73 PID 860 wrote to memory of 4892 860 rundll32.exe 73
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Korepi\dll\vulkan-1.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:860 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Korepi\dll\vulkan-1.dll,#12⤵PID:4892
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 6283⤵
- Program crash
PID:3544
-
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