Analysis
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max time kernel
120s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
21-09-2023 03:15
Static task
static1
Behavioral task
behavioral1
Sample
ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe
Resource
win10v2004-20230915-en
General
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Target
ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe
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Size
1.2MB
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MD5
7bd1cb0d9941560ad611660dd42e1983
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SHA1
004e7743b85b88964c14c34ab71d9809a8cd31aa
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SHA256
ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366
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SHA512
0d10a7cbd6829cced99f1831057833607593599486c6631f18917746c2e087482358e8738260a2c951e1d40e2f84d28bc2a878709e388426c189a726cf9dc58b
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SSDEEP
24576:hq/PtbfblvSh+4x/D6BDEEnvQo1K8IVlbfmfk:hIbfbk+lmUvf1K1Vlb+s
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 ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2792 ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe 2792 ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe 2792 ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe"C:\Users\Admin\AppData\Local\Temp\ef2e74fdb70a3d757905d853ebe73da0c9a5e9345985ae1d923a4d660a043366.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
PID:2792
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
38B
MD5b265040bbda27bf23462af3bd8da5d96
SHA19492768b3952949ea17b6422302de1aa6a1b148a
SHA2567023f8e635e41170a98c03473254fb19d7064de35f6c0fd85e0d83d530d22a2b
SHA5126bc801107a398265f8b825f6bf5e7693177705d3ba13850b844b353bee59452cd8e6af2e24ab75d929ac7c12ae4ef41cd6e709a9b267f1984ee4966dea1f8144