Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
11-01-2024 21:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
54a5f99822a066788b005a9eabe2dea0.exe
Resource
win7-20231215-en
windows7-x64
6 signatures
150 seconds
General
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Target
54a5f99822a066788b005a9eabe2dea0.exe
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Size
1.5MB
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MD5
54a5f99822a066788b005a9eabe2dea0
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SHA1
9f13c7eda44d609427c6b37655bf7b3d32e5abeb
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SHA256
45930aced8c185ad02fafc0f7299d48a44d14331fdc2cdf599bd3aa92faf82f1
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SHA512
2bca4f48fb8f9843d6b597087c8f7526890cca284b152fda89f16eef491b88d3b7c3e2a0bd5d74dddf2498e4be995c04259a537c87269f8406307ebeca563fcc
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SSDEEP
24576:UJd5dnADbdI0fRQMUYTY+uhqh98zeEQrtg6kgyD12S:CXdAHPRFjTYLS8zDug7gs7
Malware Config
Extracted
Family
arkei
C2
185.248.102.41/fixe%00/crate.php
Signatures
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CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
resource yara_rule behavioral2/memory/1600-8-0x00000000057F0000-0x0000000005802000-memory.dmp CustAttr -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1600 set thread context of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1600 54a5f99822a066788b005a9eabe2dea0.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102 PID 1600 wrote to memory of 3568 1600 54a5f99822a066788b005a9eabe2dea0.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\54a5f99822a066788b005a9eabe2dea0.exe"C:\Users\Admin\AppData\Local\Temp\54a5f99822a066788b005a9eabe2dea0.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Users\Admin\AppData\Local\Temp\54a5f99822a066788b005a9eabe2dea0.exe"C:\Users\Admin\AppData\Local\Temp\54a5f99822a066788b005a9eabe2dea0.exe"2⤵PID:3568
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