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Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
22/12/2023, 14:08
Static task
static1
Behavioral task
behavioral1
Sample
b7cf816e21c2475995ef7ac7677691eb.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
b7cf816e21c2475995ef7ac7677691eb.exe
Resource
win10v2004-20231215-en
General
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Target
b7cf816e21c2475995ef7ac7677691eb.exe
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Size
123KB
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MD5
b7cf816e21c2475995ef7ac7677691eb
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SHA1
0f3ce286b2fa757713db10e796a27ecaf93c6d10
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SHA256
60074dd657dac7134a577ffb64e383b98b05540f5add8eef1345a014e4712e4e
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SHA512
dfb436be98ff5182dbab45de2c7845aeb4da84e8effa922c6b5927e7b3fea2f1f30e80cd3c281cb5556083c003983d5e31b16782fbd4e1a62e8a77e49bf6c31f
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SSDEEP
3072:Jq8f/oic1i9uTAlPQSDwEyWefHEvGdxETCpPJ:k8f/U1iF/sUGdxET
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2248 b7cf816e21c2475995ef7ac7677691eb.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2248 wrote to memory of 2932 2248 b7cf816e21c2475995ef7ac7677691eb.exe 18 PID 2248 wrote to memory of 2932 2248 b7cf816e21c2475995ef7ac7677691eb.exe 18 PID 2248 wrote to memory of 2932 2248 b7cf816e21c2475995ef7ac7677691eb.exe 18 PID 2248 wrote to memory of 2932 2248 b7cf816e21c2475995ef7ac7677691eb.exe 18 PID 2932 wrote to memory of 2816 2932 cmd.exe 17 PID 2932 wrote to memory of 2816 2932 cmd.exe 17 PID 2932 wrote to memory of 2816 2932 cmd.exe 17 PID 2932 wrote to memory of 2816 2932 cmd.exe 17 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 2816 attrib.exe
Processes
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C:\Windows\SysWOW64\attrib.exeattrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\b7cf816e21c2475995ef7ac7677691eb.exe"1⤵
- Views/modifies file attributes
PID:2816
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\ProgramData\koxC1A.tmp.bat" "C:\Users\Admin\AppData\Local\Temp\b7cf816e21c2475995ef7ac7677691eb.exe""1⤵
- Suspicious use of WriteProcessMemory
PID:2932
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C:\Users\Admin\AppData\Local\Temp\b7cf816e21c2475995ef7ac7677691eb.exe"C:\Users\Admin\AppData\Local\Temp\b7cf816e21c2475995ef7ac7677691eb.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2248