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
1762s -
max time network
1823s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-es -
resource tags
arch:x64arch:x86image:win10v2004-20240226-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/vcredist2015_2017_2019_2022_x64.exe
-
Size
24.1MB
-
MD5
cdce5d5ee259d8071fa82f522c5c7d6e
-
SHA1
d4f9181e70e3f1aa6c8edffcc15b3c3d4babe36b
-
SHA256
ce6593a1520591e7dea2b93fd03116e3fc3b3821a0525322b0a430faa6b3c0b4
-
SHA512
8f86693bf9fb4ee0ba021b826663028158d580a0424417a30d8f95ef8853fcd224b5a213beba5d99b48be0607a0a6870158bf1899fe1445da9ca19a208608527
-
SSDEEP
393216:JBCFpXQn0ZIoLTNOqMJgrBrIIvsHCwmMziQUv4qXvscamEZF/N4fsdx/78YHVkEv:JWpXDWoLTNOqMJcdyDz81Xv//MYkl
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
vcredist2015_2017_2019_2022_x64.exepid process 4340 vcredist2015_2017_2019_2022_x64.exe -
Loads dropped DLL 1 IoCs
Processes:
vcredist2015_2017_2019_2022_x64.exepid process 4340 vcredist2015_2017_2019_2022_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:
vcredist2015_2017_2019_2022_x64.exedescription pid process target process PID 4712 wrote to memory of 4340 4712 vcredist2015_2017_2019_2022_x64.exe vcredist2015_2017_2019_2022_x64.exe PID 4712 wrote to memory of 4340 4712 vcredist2015_2017_2019_2022_x64.exe vcredist2015_2017_2019_2022_x64.exe PID 4712 wrote to memory of 4340 4712 vcredist2015_2017_2019_2022_x64.exe vcredist2015_2017_2019_2022_x64.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2015_2017_2019_2022_x64.exe"C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2015_2017_2019_2022_x64.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Windows\Temp\{7F565EFE-9A54-497C-BC42-795689BABF20}\.cr\vcredist2015_2017_2019_2022_x64.exe"C:\Windows\Temp\{7F565EFE-9A54-497C-BC42-795689BABF20}\.cr\vcredist2015_2017_2019_2022_x64.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2015_2017_2019_2022_x64.exe" -burn.filehandle.attached=528 -burn.filehandle.self=5362⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4340
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=es --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4892 --field-trial-handle=1984,i,6250324430674571549,669234090731242346,262144 --variations-seed-version /prefetch:81⤵PID:3028
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=es --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=5572 --field-trial-handle=1984,i,6250324430674571549,669234090731242346,262144 --variations-seed-version /prefetch:81⤵PID:4544
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
635KB
MD5d940ea062ed6e99f6d873c2f5f09d1c9
SHA16abec3341d3bca045542c7b812947b55ddaf6b64
SHA256a0fce2b6c865ae4f00145c9b366c39484daf3160b526c77005e59f6f65adb202
SHA512e4069e41311e8bd4599de0a1bdf0ee0b76316359a0c83ac663c23da8833e5dc0effa260fe8d0e47f4befa94c87fc7bf93bce2b79792abe8befc59acf5401cfe1
-
Filesize
1KB
MD5d6bd210f227442b3362493d046cea233
SHA1ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
SHA256335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
SHA512464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
-
Filesize
191KB
MD5eab9caf4277829abdf6223ec1efa0edd
SHA174862ecf349a9bedd32699f2a7a4e00b4727543d
SHA256a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041
SHA51245b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2