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Analysis
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max time kernel
169s -
max time network
183s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
21/10/2022, 01:18
Static task
static1
Behavioral task
behavioral1
Sample
685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe
Resource
win10v2004-20220812-en
General
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Target
685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe
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Size
600KB
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MD5
76c103f09a730f5f981e56298ac15c20
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SHA1
7c552b010f36fcbebb1abea43ebbc7d1c0ea2168
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SHA256
685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee
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SHA512
590b7f01ebc322750897062614c584a783d41c6133083130392abc5da08119b0f04403a0010c3964f9034405eaaf2275936d8354459a12cae04ea60da9ab0a4a
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SSDEEP
12288:u2NO/qp9MmeLwKuTp/Uuz8191zKsCPzlFWgNEOsqQkClpobA:u3qp93Cop/Uuq91jcSDxq+Sc
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 685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4236 685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Fonts\sh5oo 685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4236 685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe 4236 685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe"C:\Users\Admin\AppData\Local\Temp\685472de17cb79bf222d897ed16ac979b92798ed5411ace7de7fd148076f87ee.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:4236