Analysis
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max time kernel
122s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
04/09/2023, 15:35
Static task
static1
Behavioral task
behavioral1
Sample
c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe
Resource
win10v2004-20230831-en
General
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Target
c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe
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Size
6.5MB
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MD5
2c866ef97912a76b0d85df257285c832
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SHA1
071439e4d1b60301c1e36653f721ce33d188f762
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SHA256
c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa
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SHA512
fbcbb51e3c5d323dcfa29acdf8144a378aea67e2715ef3c30075166755319fc5ceab2732b606e4c1b48261f47fd362df0f0463584cfd390a4e502a5f3214f65c
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SSDEEP
49152:/RjN5gspNyg2+lQi3iBpbhTLZll0SNHDwQDQSJSEk9ShGcMgqqowK4WKFx+RGbKu:/wH5otmfiuEDh3j4SmXzu
Malware Config
Signatures
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Internet Explorer\Main c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2168 c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe 2168 c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe"C:\Users\Admin\AppData\Local\Temp\c4fa10c81b0ebd11a3bc7f0753c34fed1e0eeba05c501414b7afa0e1812f64aa.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2168