Analysis
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max time kernel
138s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2023 04:19
Static task
static1
Behavioral task
behavioral1
Sample
804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe
Resource
win10v2004-20230915-en
General
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Target
804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe
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Size
3.0MB
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MD5
d7a0b1b83e75a1c1dbd64e2613a9fc9d
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SHA1
91a17c3ce1d8a1df08c0d9e4001d920167bf766b
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SHA256
804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33
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SHA512
9cf02d91bef770779760b12541906f2bc3798ba9055f3c8da8582e3a7f994054b41b754bba7d53dabe54a60555f337c85290a61517aa05da326024905b9f6f3a
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SSDEEP
49152:8pbRm4GPK/McieTrbkvSucPWjhovoVDn99c1/0VX5RJw9mi8xSZ15tL:w1GS/QvuahcuDnu0VX5RJymPxMtL
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:
804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe -
Registers COM server for autorun 1 TTPs 3 IoCs
Processes:
804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\InprocServer32 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\InprocServer32\ = "C:\\Windows\\System32\\IME\\IMEJP\\imjpapi.dll" 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\InprocServer32\ThreadingModel = "Apartment" 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe -
Modifies registry class 9 IoCs
Processes:
804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\InprocServer32\ = "C:\\Windows\\System32\\IME\\IMEJP\\imjpapi.dll" 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\VersionIndependentProgID 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\InprocServer32 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\InprocServer32\ThreadingModel = "Apartment" 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\ProgID 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\ProgID\ = "MSIME.Japan.FEDict.15" 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\VersionIndependentProgID\ = "MSIME.Japan.FEDict" 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1} 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B1243ED3-4B27-341D-7712-354446A630B1}\ = "Microsoft IME (Japanese) IFEDict" 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exedescription pid process Token: 33 3548 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe Token: SeIncBasePriorityPrivilege 3548 804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe"C:\Users\Admin\AppData\Local\Temp\804a8d91b84609e80aa477f98b8c3c85d37b7b3d14d7bf1775928246f11e7e33.exe"1⤵
- Checks BIOS information in registry
- Registers COM server for autorun
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:3548