Analysis
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max time kernel
126s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 13:19
Static task
static1
Behavioral task
behavioral1
Sample
b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe
Resource
win7-20221111-en
General
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Target
b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe
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Size
1.6MB
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MD5
b05055c1b13a7ab6223c73be06689c77
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SHA1
1d75e63099450b3b6ae270cc42387f58633bad60
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SHA256
b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb
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SHA512
d65f97a705a6dcf29c8c7cc0a07817d1168cac2055c657a97c66d6a9ce49214700d9bcdc10cea697effeaee3534e36cbaea8792fbf3bf46c588d94a3c463d134
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SSDEEP
24576:N8KxJKb+XyQZ3jrEc0+q4Kim2kvzcmIFK32LJ63z9+5nierXn5yqO8FoqV2NE4Or:gb0xE4tmuKTerX5jlhVqpc
Malware Config
Signatures
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops Chrome extension 5 IoCs
Processes:
b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\gcgkpaedadncfahompffpbdnhbiionad\2.0\manifest.json b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\gcgkpaedadncfahompffpbdnhbiionad\2.0\manifest.json b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\gcgkpaedadncfahompffpbdnhbiionad\2.0\manifest.json b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\gcgkpaedadncfahompffpbdnhbiionad\2.0\manifest.json b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\gcgkpaedadncfahompffpbdnhbiionad\2.0\manifest.json b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe -
Drops file in System32 directory 4 IoCs
Processes:
b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exepid process 4640 b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe 4640 b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe 4640 b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe 4640 b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe"C:\Users\Admin\AppData\Local\Temp\b3d48e2d019a0a994404b0676e5d7da2546260051b3f0daf8ea5b673e127cbeb.exe"1⤵
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:4640
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:548
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:480