Analysis
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max time kernel
119s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
14-10-2023 00:19
Static task
static1
Behavioral task
behavioral1
Sample
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe
Resource
win10v2004-20230915-en
General
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Target
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe
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Size
2.2MB
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MD5
7cb26ce1ce8f2443233fbf3b40ec2486
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SHA1
199c2160aa9f82ad38c96a177b45e152b6d0d696
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SHA256
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311
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SHA512
0360551e5fa91546f05243f5dd71d008447eabe1fa8171085dac4bfe258c5172039ad45c78df7d919322cdc56e2557d4f3ce63c2a92108539ccc89896e539672
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SSDEEP
49152:HpbRm4GPK/MReGTEZ5C3f/yLxHAc3oVDn99c1/0VX4AhPAmZea+:J1GS/TC3SdAAuDnu0VXHhPAmZeR
Malware Config
Signatures
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Banload
Banload variants download malicious files, then install and execute the files.
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe -
Registers COM server for autorun 1 TTPs 3 IoCs
Processes:
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32\ = "C:\\Program Files\\Microsoft Office\\Office14\\OLKFSTUB.DLL" 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32\ThreadingModel = "Apartment" 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe -
Modifies registry class 4 IoCs
Processes:
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410} 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32\ = "C:\\Program Files\\Microsoft Office\\Office14\\OLKFSTUB.DLL" 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{E2C3B146-104F-E6F5-3F67-86BEA3A30410}\InprocServer32\ThreadingModel = "Apartment" 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exedescription pid process Token: 33 2460 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe Token: SeIncBasePriorityPrivilege 2460 534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe"C:\Users\Admin\AppData\Local\Temp\534b53ae5b4a8f35dcd967703bd5f6ecd17b50d847a81349f7abbc5505201311.exe"1⤵
- Checks BIOS information in registry
- Registers COM server for autorun
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:2460