Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
07/05/2024, 12:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8175c973a4fba09eb314045e493fc4c0_NEAS.exe
Resource
win7-20231129-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
8175c973a4fba09eb314045e493fc4c0_NEAS.exe
Resource
win10v2004-20240426-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
8175c973a4fba09eb314045e493fc4c0_NEAS.exe
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Size
53KB
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MD5
8175c973a4fba09eb314045e493fc4c0
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SHA1
d2c9b1b60aead307c898694876ca9092ac0079b9
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SHA256
ec60df4c37eec8742ae49048ee6e8690b381a3b8b66e5159f6ec5135fee37154
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SHA512
ad1db77de65f77769b159bbed5b9228fc35e35b6da26e100fb09d69057a3ee2a7613e30bbd7b51ef91561a442ae765cc67f71fbc71e3c9e8e6fe15fd1703104d
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SSDEEP
1536:vNDg8r8QvYeWFy7Kp3StjEMjmLM3ztDJWZsXy4JzxPME:SeWwJJjmLM3zRJWZsXy4Jt
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" youguu.exe -
Executes dropped EXE 1 IoCs
pid Process 2960 youguu.exe -
Loads dropped DLL 2 IoCs
pid Process 2360 8175c973a4fba09eb314045e493fc4c0_NEAS.exe 2360 8175c973a4fba09eb314045e493fc4c0_NEAS.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\youguu = "C:\\Users\\Admin\\youguu.exe" youguu.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe 2960 youguu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2360 8175c973a4fba09eb314045e493fc4c0_NEAS.exe 2960 youguu.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2360 wrote to memory of 2960 2360 8175c973a4fba09eb314045e493fc4c0_NEAS.exe 28 PID 2360 wrote to memory of 2960 2360 8175c973a4fba09eb314045e493fc4c0_NEAS.exe 28 PID 2360 wrote to memory of 2960 2360 8175c973a4fba09eb314045e493fc4c0_NEAS.exe 28 PID 2360 wrote to memory of 2960 2360 8175c973a4fba09eb314045e493fc4c0_NEAS.exe 28 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27 PID 2960 wrote to memory of 2360 2960 youguu.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\8175c973a4fba09eb314045e493fc4c0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\8175c973a4fba09eb314045e493fc4c0_NEAS.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Users\Admin\youguu.exe"C:\Users\Admin\youguu.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2960
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
53KB
MD580501808656d85bd4ebc2a4810b003f0
SHA1bb46e50a0bdecef648fc194882dd6cbc22d3b7e1
SHA256a0c6d9308bae1b237459ff4fc262a63a2442da83668e0e88d17f16956d3dd3f4
SHA5124553ff04c38b38cd73f0d7fe56080ad5095a7ffadb40b531136fc5f6d0b22a14422b39ea579135f9ef54acfa00a00d0e6b3677c14db8d7dcd316bce509c4efb0