Overview
overview
9Static
static
3KernelOS-Modules.zip
windows10-2004-x64
1KernelOS-M...64.cab
windows10-2004-x64
1KernelOS-M...86.cab
windows10-2004-x64
1KernelOS-M...64.cab
windows10-2004-x64
1KernelOS-M...86.cab
windows10-2004-x64
1KernelOS-M...64.cab
windows10-2004-x64
1KernelOS-M...86.cab
windows10-2004-x64
1KernelOS-M...64.cab
windows10-2004-x64
1KernelOS-M...86.cab
windows10-2004-x64
1KernelOS-M...64.cab
windows10-2004-x64
1KernelOS-M...86.cab
windows10-2004-x64
1KernelOS-M...64.cab
windows10-2004-x64
1KernelOS-M...86.cab
windows10-2004-x64
1KernelOS-M...64.cab
windows10-2004-x64
1KernelOS-M...86.cab
windows10-2004-x64
1KernelOS-M...UP.dll
windows10-2004-x64
4KernelOS-M...H2.bat
windows10-2004-x64
3KernelOS-M...64.exe
windows10-2004-x64
KernelOS-M...86.exe
windows10-2004-x64
7KernelOS-M...64.exe
windows10-2004-x64
7KernelOS-M...86.exe
windows10-2004-x64
7KernelOS-M...64.exe
windows10-2004-x64
7KernelOS-M...86.exe
windows10-2004-x64
7KernelOS-M...64.exe
windows10-2004-x64
7KernelOS-M...86.exe
windows10-2004-x64
7KernelOS-M...64.exe
windows10-2004-x64
7KernelOS-M...86.exe
windows10-2004-x64
7KernelOS-M...64.exe
windows10-2004-x64
7KernelOS-M...86.exe
windows10-2004-x64
7KernelOS-M...et.bat
windows10-2004-x64
9KernelOS-M...ss.exe
windows10-2004-x64
6KernelOS-M...nd.exe
windows10-2004-x64
1Analysis
-
max time kernel
1741s -
max time network
1168s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-es -
resource tags
arch:x64arch:x86image:win10v2004-20240426-eslocale:es-esos:windows10-2004-x64systemwindows -
submitted
16-05-2024 00:01
Static task
static1
Behavioral task
behavioral1
Sample
KernelOS-Modules.zip
Resource
win10v2004-20240426-es
Behavioral task
behavioral2
Sample
KernelOS-Modules/DirectX/APR2007_XACT_x64.cab
Resource
win10v2004-20240226-es
Behavioral task
behavioral3
Sample
KernelOS-Modules/DirectX/APR2007_XACT_x86.cab
Resource
win10v2004-20240508-es
Behavioral task
behavioral4
Sample
KernelOS-Modules/DirectX/APR2007_d3dx10_33_x64.cab
Resource
win10v2004-20240426-es
Behavioral task
behavioral5
Sample
KernelOS-Modules/DirectX/APR2007_d3dx10_33_x86.cab
Resource
win10v2004-20240426-es
Behavioral task
behavioral6
Sample
KernelOS-Modules/DirectX/APR2007_d3dx9_33_x64.cab
Resource
win10v2004-20240426-es
Behavioral task
behavioral7
Sample
KernelOS-Modules/DirectX/APR2007_d3dx9_33_x86.cab
Resource
win10v2004-20240508-es
Behavioral task
behavioral8
Sample
KernelOS-Modules/DirectX/APR2007_xinput_x64.cab
Resource
win10v2004-20240426-es
Behavioral task
behavioral9
Sample
KernelOS-Modules/DirectX/APR2007_xinput_x86.cab
Resource
win10v2004-20240508-es
Behavioral task
behavioral10
Sample
KernelOS-Modules/DirectX/AUG2006_XACT_x64.cab
Resource
win10v2004-20240426-es
Behavioral task
behavioral11
Sample
KernelOS-Modules/DirectX/AUG2006_XACT_x86.cab
Resource
win10v2004-20240508-es
Behavioral task
behavioral12
Sample
KernelOS-Modules/DirectX/AUG2006_xinput_x64.cab
Resource
win10v2004-20240508-es
Behavioral task
behavioral13
Sample
KernelOS-Modules/DirectX/AUG2006_xinput_x86.cab
Resource
win10v2004-20240426-es
Behavioral task
behavioral14
Sample
KernelOS-Modules/DirectX/AUG2007_XACT_x64.cab
Resource
win10v2004-20240508-es
Behavioral task
behavioral15
Sample
KernelOS-Modules/DirectX/AUG2007_XACT_x86.cab
Resource
win10v2004-20240226-es
Behavioral task
behavioral16
Sample
KernelOS-Modules/DirectX/DSETUP.dll
Resource
win10v2004-20240508-es
Behavioral task
behavioral17
Sample
KernelOS-Modules/KernelOS22H2.bat
Resource
win10v2004-20240426-es
Behavioral task
behavioral18
Sample
KernelOS-Modules/VisualAIO/vcredist2005_x64.exe
Resource
win10v2004-20240508-es
Behavioral task
behavioral19
Sample
KernelOS-Modules/VisualAIO/vcredist2005_x86.exe
Resource
win10v2004-20240426-es
Behavioral task
behavioral20
Sample
KernelOS-Modules/VisualAIO/vcredist2008_x64.exe
Resource
win10v2004-20240508-es
Behavioral task
behavioral21
Sample
KernelOS-Modules/VisualAIO/vcredist2008_x86.exe
Resource
win10v2004-20240426-es
Behavioral task
behavioral22
Sample
KernelOS-Modules/VisualAIO/vcredist2010_x64.exe
Resource
win10v2004-20240508-es
Behavioral task
behavioral23
Sample
KernelOS-Modules/VisualAIO/vcredist2010_x86.exe
Resource
win10v2004-20240426-es
Behavioral task
behavioral24
Sample
KernelOS-Modules/VisualAIO/vcredist2012_x64.exe
Resource
win10v2004-20240426-es
Behavioral task
behavioral25
Sample
KernelOS-Modules/VisualAIO/vcredist2012_x86.exe
Resource
win10v2004-20240508-es
Behavioral task
behavioral26
Sample
KernelOS-Modules/VisualAIO/vcredist2013_x64.exe
Resource
win10v2004-20240426-es
Behavioral task
behavioral27
Sample
KernelOS-Modules/VisualAIO/vcredist2013_x86.exe
Resource
win10v2004-20240508-es
Behavioral task
behavioral28
Sample
KernelOS-Modules/VisualAIO/vcredist2015_2017_2019_2022_x64.exe
Resource
win10v2004-20240226-es
Behavioral task
behavioral29
Sample
KernelOS-Modules/VisualAIO/vcredist2015_2017_2019_2022_x86.exe
Resource
win10v2004-20240508-es
Behavioral task
behavioral30
Sample
KernelOS-Modules/drvset.bat
Resource
win10v2004-20240508-es
Behavioral task
behavioral31
Sample
KernelOS-Modules/oss.exe
Resource
win10v2004-20240508-es
Behavioral task
behavioral32
Sample
KernelOS-Modules/pssuspend.exe
Resource
win10v2004-20240426-es
General
-
Target
KernelOS-Modules/VisualAIO/vcredist2012_x64.exe
-
Size
6.9MB
-
MD5
3c03562b5af9ed347614053d459d7778
-
SHA1
1a5d93dddbc431ab27b1da711cd3370891542797
-
SHA256
681be3e5ba9fd3da02c09d7e565adfa078640ed66a0d58583efad2c1e3cc4064
-
SHA512
6c2f4eeb38705c2dafc4d75d8de0036a0aed197f83e9cb261d255fe26e4391f24b0b156e9019c739dd99057041c2bb80f9ab80f56869bc1e01f0469a76f24f75
-
SSDEEP
98304:vRWKtOl5CCGomEBkHUBmExJrIUg32t9RRyvo7VnOcyP24Vc35re94tb0eYbY1poo:v3tO3CCT/hBxtVtyUVnmSprzVIY7QKAk
Malware Config
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
vcredist2012_x64.exepid process 4216 vcredist2012_x64.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
vcredist2012_x64.exedescription pid process target process PID 4664 wrote to memory of 4216 4664 vcredist2012_x64.exe vcredist2012_x64.exe PID 4664 wrote to memory of 4216 4664 vcredist2012_x64.exe vcredist2012_x64.exe PID 4664 wrote to memory of 4216 4664 vcredist2012_x64.exe vcredist2012_x64.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2012_x64.exe"C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2012_x64.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2012_x64.exe"C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2012_x64.exe" -burn.unelevated BurnPipe.{1269D17E-82B0-495D-A77D-E785B83D4312} {4A1E0BA0-6FFF-4121-B910-A033D41A5B2B} 46642⤵
- Loads dropped DLL
PID:4216
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD5d6bd210f227442b3362493d046cea233
SHA1ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
SHA256335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
SHA512464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
-
Filesize
126KB
MD5d7bf29763354eda154aad637017b5483
SHA1dfa7d296bfeecde738ef4708aaabfebec6bc1e48
SHA2567f5f8fcfd84132579f07e395e65b44e1b031fe01a299bce0e3dd590131c5cb93
SHA5121c76175732fe68b9b12cb46077daa21e086041adbd65401717a9a1b5f3c516e03c35a90897c22c7281647d6af4a1a5ffb3fbd5706ea376d8f6e574d27396019c