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Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2023, 12:41
Static task
static1
Behavioral task
behavioral1
Sample
18d91028ed94890d556b0c34e4fe7e31.exe
Resource
win7-20231215-en
General
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Target
18d91028ed94890d556b0c34e4fe7e31.exe
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Size
128KB
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MD5
18d91028ed94890d556b0c34e4fe7e31
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SHA1
13f491cc61142a9c8e8ba9419c139eb87f6d3a8d
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SHA256
ad9f36b94c294f5fe2f24be9270f9ec39f5cf99aa8bc73535719ec5dce22178b
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SHA512
22cdd85b894bf55f66abe2cca77672b9c90cc60ad13b16f12d9ea163e2b268c807915bf6a0308ccd6d5f5a47ef012085305ae723ec2c1ffd46257f80d67bece8
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SSDEEP
3072:X8vgMlb8Wv3BPYcKuXMxCBvilYg5QwZ/1KMmSr:MvgObR3eY8xGviug5bJ1KMmSr
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000400000001e96f-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2184 18d91028ed94890d556b0c34e4fe7e31.exe -
resource yara_rule behavioral2/files/0x000400000001e96f-1.dat upx behavioral2/memory/2184-69-0x0000000010000000-0x000000001004C000-memory.dmp upx behavioral2/memory/2184-21426-0x0000000010000000-0x000000001004C000-memory.dmp upx behavioral2/memory/2184-47936-0x0000000010000000-0x000000001004C000-memory.dmp upx behavioral2/memory/2184-53681-0x0000000010000000-0x000000001004C000-memory.dmp upx behavioral2/memory/2184-70706-0x0000000010000000-0x000000001004C000-memory.dmp upx behavioral2/memory/2184-93337-0x0000000010000000-0x000000001004C000-memory.dmp upx -
Installs/modifies Browser Helper Object 2 TTPs 2 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{500BCA15-57A7-4eaf-8143-8C619470B13D} 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ = "XML module" 18d91028ed94890d556b0c34e4fe7e31.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\msxml71.dll 18d91028ed94890d556b0c34e4fe7e31.exe -
Modifies registry class 27 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\TypeLib\ = "{9233C3C0-1472-4091-A505-5580A23BB4AC}" 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9233C3C0-1472-4091-A505-5580A23BB4AC}\.0\ = "XML Library" 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\Install = "OK" 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\ = "XML Class" 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\ = "XML Class" 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\CLSID\ = "{500BCA15-57A7-4eaf-8143-8C619470B13D}" 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9233C3C0-1472-4091-A505-5580A23BB4AC} 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D} 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ProgID 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ProgID\ = "XML.XML.1" 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\VersionIndependentProgID\ = "XML.XML" 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CLSID 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32\ = "C:\\Windows\\SysWow64\\msxml71.dll" 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CurVer 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CurVer\ = "XML.XML.1" 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9233C3C0-1472-4091-A505-5580A23BB4AC}\.0\ = "C:\\Windows\\SysWow64\\msxml71.dll" 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\ = "XML Class" 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\VersionIndependentProgID 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML\CLSID\ = "{500BCA15-57A7-4eaf-8143-8C619470B13D}" 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9233C3C0-1472-4091-A505-5580A23BB4AC}\.0 18d91028ed94890d556b0c34e4fe7e31.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\InprocServer32\ThreadingModel = "Apartment" 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\Programmable 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{500BCA15-57A7-4eaf-8143-8C619470B13D}\TypeLib 18d91028ed94890d556b0c34e4fe7e31.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\XML.XML.1\CLSID 18d91028ed94890d556b0c34e4fe7e31.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2184 18d91028ed94890d556b0c34e4fe7e31.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\18d91028ed94890d556b0c34e4fe7e31.exe"C:\Users\Admin\AppData\Local\Temp\18d91028ed94890d556b0c34e4fe7e31.exe"1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2184
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
101KB
MD5b5aaa2b4402fd01c2c960c8eb777b6ed
SHA1dda1ccbc40838fcf67cbef22eb70663d454a10b4
SHA256134e2c58513e3305b864745cdf433ba8ca2f6359825425f8fb3808f208486216
SHA51270dae7d8245bb4969598b384f7dbcb32b5d4a602e56c9f314274216cd27737ec57dc9092ebf9e4008c87d018fc153b85fb6a5552849e2c11857926670d96be58