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Overview
overview
8Static
static
31003gdDR3/EAC.exe
windows7-x64
71003gdDR3/EAC.exe
windows10-2004-x64
71003gdDR3/EBC.sys
windows7-x64
11003gdDR3/EBC.sys
windows10-2004-x64
11003gdDR3/...AC.bat
windows7-x64
81003gdDR3/...AC.bat
windows10-2004-x64
81003gdDR3/...in.bat
windows7-x64
81003gdDR3/...in.bat
windows10-2004-x64
81003gdDR3/execute.sys
windows10-2004-x64
11003imxyvi...AC.exe
windows7-x64
71003imxyvi...AC.exe
windows10-2004-x64
71003imxyvi...AC.bat
windows7-x64
81003imxyvi...AC.bat
windows10-2004-x64
81003imxyvi...in.bat
windows7-x64
81003imxyvi...in.bat
windows10-2004-x64
81003imxyvi...ac.sys
windows10-2004-x64
1Analysis
-
max time kernel
125s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03/10/2024, 20:10
Static task
static1
Behavioral task
behavioral1
Sample
1003gdDR3/EAC.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1003gdDR3/EAC.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
1003gdDR3/EBC.sys
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
1003gdDR3/EBC.sys
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
1003gdDR3/InstallEAC.bat
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
1003gdDR3/InstallEAC.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
1003gdDR3/InstallEAC_Admin.bat
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
1003gdDR3/InstallEAC_Admin.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
1003gdDR3/execute.sys
Resource
win10v2004-20240802-en
Behavioral task
behavioral10
Sample
1003imxyviMapper/EAC.exe
Resource
win7-20240903-en
Behavioral task
behavioral11
Sample
1003imxyviMapper/EAC.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral12
Sample
1003imxyviMapper/InstallEAC.bat
Resource
win7-20240903-en
Behavioral task
behavioral13
Sample
1003imxyviMapper/InstallEAC.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral14
Sample
1003imxyviMapper/InstallEAC_Admin.bat
Resource
win7-20240903-en
Behavioral task
behavioral15
Sample
1003imxyviMapper/InstallEAC_Admin.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral16
Sample
1003imxyviMapper/drvrecode_eac.sys
Resource
win10v2004-20240802-en
General
-
Target
1003gdDR3/InstallEAC.bat
-
Size
45B
-
MD5
ce9916d017893396784bb6ee764bebfd
-
SHA1
c1ef398be0ec53c75a00f7e219260ecd09689a89
-
SHA256
e0064248a7f07943ecc84e4603259a708d7cf5d5a216acc332867a330a68b6e2
-
SHA512
fb197bd75e6798c61c08e11cc518485a908cd401e8531d90deadf4cd6d586def14ac213cea977ae034a15cb2d0201cfdca2217af7b922b5d4e464de536793ee7
Malware Config
Signatures
-
Sets service image path in registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\execute\ImagePath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\1003gdDR3\\execute.sys" EAC.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\EBC\ImagePath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\1003gdDR3\\EBC.sys" EAC.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion EAC.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion EAC.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2588 EAC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeLoadDriverPrivilege 2588 EAC.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 948 wrote to memory of 2588 948 cmd.exe 90 PID 948 wrote to memory of 2588 948 cmd.exe 90
Processes
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\1003gdDR3\InstallEAC.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:948 -
C:\Users\Admin\AppData\Local\Temp\1003gdDR3\EAC.exeEAC.exe EBC.sys execute.sys2⤵
- Sets service image path in registry
- Checks BIOS information in registry
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2588
-
-
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=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4120,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4020 /prefetch:81⤵PID:3268