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Analysis
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max time kernel
91s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27/11/2022, 06:18
Static task
static1
Behavioral task
behavioral1
Sample
4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe
Resource
win10v2004-20220812-en
General
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Target
4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe
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Size
968KB
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MD5
cc1f9003dcabf91f9a46e6e96928714f
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SHA1
870ca98ac2072e0887bcedd77c51d08528bb6b8c
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SHA256
4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99
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SHA512
9cdd35c9103948175c1abbfe9ec98997a253de2f81bd5fa0bd31eaa7a2853c72dd7d0282bcb6925e4374aba29bfb16c3d8efba7a26977fecdc144e47fc8730dc
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SSDEEP
24576:oMBWFzrAlUoZ65dtr1UKY5NNW5bw2i3YW:oWUog5FByNg5vi3YW
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3444-132-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-135-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-134-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-136-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-139-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-137-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-141-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-143-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-147-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-149-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-145-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-151-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-153-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-155-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-157-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-159-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-161-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-163-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-165-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-167-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-169-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-171-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-173-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-175-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-177-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral2/memory/3444-178-0x0000000010000000-0x000000001003E000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\IESettingSync 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3444 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe 3444 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 3444 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe 3444 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe 3444 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe 3444 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe 3444 4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe"C:\Users\Admin\AppData\Local\Temp\4fbf9aef849afd80f82e95ab6dec723fd2e1b0eb200e15680839dbed906f9e99.exe"1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3444