Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
04-07-2024 22:49
Static task
static1
Behavioral task
behavioral1
Sample
ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe
Resource
win7-20240508-en
General
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Target
ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe
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Size
4.4MB
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MD5
29f470795ad53bdfdfc5038a32f5783f
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SHA1
f5a17e20f827ca128e40a68d81f88c069f5d625d
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SHA256
ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13
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SHA512
52c560920389b9ec273394bac9d0bf89950a377b5eace69b2c49181f8493de75b7a42e3594836c3b305a17f5e1b18f6acc1f14170a7b3483dedc34599748f2c5
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SSDEEP
98304:09q6YNqHsTuAaG3BcibY3FbxOEhDV901rC:0o6YNqHsyBkBpY3F4IV9T
Malware Config
Extracted
vidar
https://t.me/g067n
https://steamcommunity.com/profiles/76561199707802586
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0
Signatures
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Detect Vidar Stealer 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2604-80-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2604-82-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2604-85-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exedescription pid process target process PID 1868 set thread context of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 2044 timeout.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exeMSBuild.exepid process 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe 2604 MSBuild.exe 2604 MSBuild.exe 2604 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exedescription pid process Token: SeDebugPrivilege 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exeMSBuild.execmd.exedescription pid process target process PID 1868 wrote to memory of 2540 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2540 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2540 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2540 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 1868 wrote to memory of 2604 1868 ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe MSBuild.exe PID 2604 wrote to memory of 1656 2604 MSBuild.exe cmd.exe PID 2604 wrote to memory of 1656 2604 MSBuild.exe cmd.exe PID 2604 wrote to memory of 1656 2604 MSBuild.exe cmd.exe PID 2604 wrote to memory of 1656 2604 MSBuild.exe cmd.exe PID 1656 wrote to memory of 2044 1656 cmd.exe timeout.exe PID 1656 wrote to memory of 2044 1656 cmd.exe timeout.exe PID 1656 wrote to memory of 2044 1656 cmd.exe timeout.exe PID 1656 wrote to memory of 2044 1656 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe"C:\Users\Admin\AppData\Local\Temp\ff24a4d9d667cedf4b5ecd617569848d722eeeaf685d07168e2a71bb7ad70e13.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵PID:2540
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" & rd /s /q "C:\ProgramData\CFHDHIJDGCBA" & exit3⤵
- Suspicious use of WriteProcessMemory
PID:1656 -
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- Delays execution with timeout.exe
PID:2044