Analysis
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max time kernel
150s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
25/12/2023, 17:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
31e0aebff300d9772fd24ed4ee48414b.exe
Resource
win7-20231129-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
31e0aebff300d9772fd24ed4ee48414b.exe
Resource
win10v2004-20231215-en
2 signatures
150 seconds
General
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Target
31e0aebff300d9772fd24ed4ee48414b.exe
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Size
121KB
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MD5
31e0aebff300d9772fd24ed4ee48414b
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SHA1
cac603a5b30fbbea44ef170ba27e68949c871ddc
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SHA256
c6e88b6026087f9204eae9d344dd857fb5b7b820b35cefa36f940dc305fc304b
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SHA512
2e4507342242bf7a3e1da190ef15a07916337ddc601d19f4e2a63666eaa8a7678ca6c91023bf7d5f5275e60f0ba38f04c09d2cf73c586e2ae4e65294571a34c3
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SSDEEP
3072:NXvvRDNzgfAtykj7Y4GMSxNmyEsH5DFHEjrTznBt:N/JBzntnjbGPxNmyXH5RQ1t
Score
7/10
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2308 Wvevaa.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\QZAIB7KITK = "C:\\Windows\\Wvevaa.exe" Wvevaa.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\Wvevaa.exe 31e0aebff300d9772fd24ed4ee48414b.exe File opened for modification C:\Windows\Wvevaa.exe 31e0aebff300d9772fd24ed4ee48414b.exe File created C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job 31e0aebff300d9772fd24ed4ee48414b.exe File opened for modification C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job 31e0aebff300d9772fd24ed4ee48414b.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\International Wvevaa.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1736 31e0aebff300d9772fd24ed4ee48414b.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe 2308 Wvevaa.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2308 Wvevaa.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1736 wrote to memory of 2308 1736 31e0aebff300d9772fd24ed4ee48414b.exe 28 PID 1736 wrote to memory of 2308 1736 31e0aebff300d9772fd24ed4ee48414b.exe 28 PID 1736 wrote to memory of 2308 1736 31e0aebff300d9772fd24ed4ee48414b.exe 28 PID 1736 wrote to memory of 2308 1736 31e0aebff300d9772fd24ed4ee48414b.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\31e0aebff300d9772fd24ed4ee48414b.exe"C:\Users\Admin\AppData\Local\Temp\31e0aebff300d9772fd24ed4ee48414b.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Windows\Wvevaa.exeC:\Windows\Wvevaa.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
PID:2308
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