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
1788s -
max time network
1800s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-es -
resource tags
arch:x64arch:x86image:win10v2004-20240508-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/vcredist2013_x86.exe
-
Size
6.2MB
-
MD5
38a1b890ce847167d16567cf7b7a5642
-
SHA1
0f5d66bcaf120f2d3f340e448a268fe4bbf7709d
-
SHA256
53b605d1100ab0a88b867447bbf9274b5938125024ba01f5105a9e178a3dcdbd
-
SHA512
907a9aac75f4f241a85ecb94690f74f5818eea0b2241d9ef6d4bf171f17da0f4bc702e2bb90c04f194592fcc61df5c250508d16b886ed837a74b9f45da9627cd
-
SSDEEP
196608:hPMlUtWUVbuVAwgg1wGiU6QCs9FbEwEhMJ:oUUUNHg1wGd6QxbEwv
Malware Config
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
vcredist2013_x86.exepid process 4000 vcredist2013_x86.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:
vcredist2013_x86.exedescription pid process target process PID 4800 wrote to memory of 4000 4800 vcredist2013_x86.exe vcredist2013_x86.exe PID 4800 wrote to memory of 4000 4800 vcredist2013_x86.exe vcredist2013_x86.exe PID 4800 wrote to memory of 4000 4800 vcredist2013_x86.exe vcredist2013_x86.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2013_x86.exe"C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2013_x86.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2013_x86.exe"C:\Users\Admin\AppData\Local\Temp\KernelOS-Modules\VisualAIO\vcredist2013_x86.exe" -burn.unelevated BurnPipe.{B1BD630F-6C46-44AD-A79E-B9E2FAB24EFB} {81885FA9-3B17-427D-BC45-0BD376F450E6} 48002⤵
- Loads dropped DLL
-
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 --field-trial-handle=4136,i,10930486053833527602,16911755241823523803,262144 --variations-seed-version --mojo-platform-channel-handle=4720 /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\{9dff3540-fc85-4ed5-ac84-9e3c7fd8bece}\.ba1\logo.pngFilesize
1KB
MD5d6bd210f227442b3362493d046cea233
SHA1ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
SHA256335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
SHA512464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
-
C:\Users\Admin\AppData\Local\Temp\{9dff3540-fc85-4ed5-ac84-9e3c7fd8bece}\.ba1\wixstdba.dllFilesize
117KB
MD5a52e5220efb60813b31a82d101a97dcb
SHA156e16e4df0944cb07e73a01301886644f062d79b
SHA256e7c8e7edd9112137895820e789baaaeca41626b01fb99fede82968ddb66d02cf
SHA512d6565ba18b5b9795d6bde3ef94d8f7cd77bf8bb69ba3fe7adefb80fc7c5d888cdfdc79238d86a0839846aea4a1e51fc0caed3d62f7054885e8b15fad9f6c654e