Overview
overview
10Static
static
3release_v4.rar
windows7-x64
3release_v4.rar
windows10-2004-x64
7ICQLiteShell.dll
windows7-x64
1ICQLiteShell.dll
windows10-2004-x64
1ICQRT.dll
windows7-x64
3ICQRT.dll
windows10-2004-x64
3Resource/S...di.spp
windows7-x64
3Resource/S...di.spp
windows10-2004-x64
3Resource/T...50.txt
windows7-x64
1Resource/T...50.txt
windows10-2004-x64
1Resource/T...51.txt
windows7-x64
1Resource/T...51.txt
windows10-2004-x64
1Resource/T...52.txt
windows7-x64
1Resource/T...52.txt
windows10-2004-x64
1Resource/T...53.txt
windows7-x64
1Resource/T...53.txt
windows10-2004-x64
1Resource/T...54.txt
windows7-x64
1Resource/T...54.txt
windows10-2004-x64
1Resource/T...57.txt
windows7-x64
1Resource/T...57.txt
windows10-2004-x64
1Resource/T...58.txt
windows7-x64
1Resource/T...58.txt
windows10-2004-x64
1Resource/r...es.pak
windows7-x64
3Resource/r...es.pak
windows10-2004-x64
3bentonite.png
windows7-x64
3bentonite.png
windows10-2004-x64
3setup.exe
windows7-x64
10setup.exe
windows10-2004-x64
10Analysis
-
max time kernel
121s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
23-02-2024 11:52
Static task
static1
Behavioral task
behavioral1
Sample
release_v4.rar
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
release_v4.rar
Resource
win10v2004-20240221-en
Behavioral task
behavioral3
Sample
ICQLiteShell.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
ICQLiteShell.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral5
Sample
ICQRT.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
ICQRT.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral7
Sample
Resource/SaslPrep/SaslPrepProfile_norm_bidi.spp
Resource
win7-20240220-en
Behavioral task
behavioral8
Sample
Resource/SaslPrep/SaslPrepProfile_norm_bidi.spp
Resource
win10v2004-20240221-en
Behavioral task
behavioral9
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1250.txt
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1250.txt
Resource
win10v2004-20240221-en
Behavioral task
behavioral11
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1251.txt
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1251.txt
Resource
win10v2004-20240221-en
Behavioral task
behavioral13
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1252.txt
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1252.txt
Resource
win10v2004-20240221-en
Behavioral task
behavioral15
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1253.txt
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1253.txt
Resource
win10v2004-20240221-en
Behavioral task
behavioral17
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1254.txt
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1254.txt
Resource
win10v2004-20240221-en
Behavioral task
behavioral19
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1257.txt
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1257.txt
Resource
win10v2004-20240221-en
Behavioral task
behavioral21
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1258.txt
Resource
win7-20240220-en
Behavioral task
behavioral22
Sample
Resource/TypeSupport/Unicode/Mappings/win/CP1258.txt
Resource
win10v2004-20240221-en
Behavioral task
behavioral23
Sample
Resource/resources.pak
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
Resource/resources.pak
Resource
win10v2004-20240221-en
Behavioral task
behavioral25
Sample
bentonite.png
Resource
win7-20240215-en
Behavioral task
behavioral26
Sample
bentonite.png
Resource
win10v2004-20240221-en
Behavioral task
behavioral27
Sample
setup.exe
Resource
win7-20240221-en
General
-
Target
Resource/resources.pak
-
Size
4.9MB
-
MD5
df15387bf046715cc592a690da33e4b1
-
SHA1
ad93b08dff82cbd894f6a0a9733c70d7e564113d
-
SHA256
11d0f55c105883d203137a87a610ba793299dc4774fd6d8b3a86666a2c337041
-
SHA512
71244553d7b1b559fcaaa059622c340d22148bd5324fa3f6730d37322025dbfe5e853948b49b91db6022a25bca4ddbab8fe6ee1522a461963dfba04a7c93d69a
-
SSDEEP
98304:b6zN1Kt66I0+1Yk93pPVrXh188CYCUrwr1ISgMRQK8nXCpGm5vEybt:+zjKt66bGVrhm8hCUkrGsyCV5vXbt
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 9 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pak_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pak_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pak_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pak_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pak_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pak rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pak\ = "pak_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pak_auto_file\shell\Read rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2672 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 2672 AcroRd32.exe 2672 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 2812 wrote to memory of 2872 2812 cmd.exe rundll32.exe PID 2812 wrote to memory of 2872 2812 cmd.exe rundll32.exe PID 2812 wrote to memory of 2872 2812 cmd.exe rundll32.exe PID 2872 wrote to memory of 2672 2872 rundll32.exe AcroRd32.exe PID 2872 wrote to memory of 2672 2872 rundll32.exe AcroRd32.exe PID 2872 wrote to memory of 2672 2872 rundll32.exe AcroRd32.exe PID 2872 wrote to memory of 2672 2872 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Resource\resources.pak1⤵
- Suspicious use of WriteProcessMemory
PID:2812 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Resource\resources.pak2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Resource\resources.pak"3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2672
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
3KB
MD502fb92de41c824c3104f0d4c766faaf7
SHA1980d36729702c55463cf4dbf6bb6105990e84da9
SHA25641822af678abec3b61ea7e82b227757f12a5c7d584b86c43754014af87b38a4a
SHA5122e1eb999d04a6d67a23fa088c2ce9a8f203b9dbe27984e73338a269dc7a77ceddbd7e7e0e3322da7c379278c0374148031e39d7dedeaaf42b40cd377007a1c22