Analysis
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max time kernel
151s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05-12-2022 09:50
Static task
static1
Behavioral task
behavioral1
Sample
796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe
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Size
144KB
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MD5
45c7c99b0b2892457683c065d0b5de06
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SHA1
cef5321d4e77f2fb17701ba678ac8a60cc99facf
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SHA256
796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54
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SHA512
747618bef7e3a4c39f7dbaada86c0c502b1763869622f559b0c41d232eee7ffe79496e0e09cb4c53101525c0d4de1e2988ee2c1b159d8199d704c8e4abe62ecf
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SSDEEP
1536:Lsc18EsOv5kGVX8rYHZlU6DHBdFbouQ1KeCrhYra78rrkqhpMQ/vFiXIVFQnaq98:ISRF8rYHZu6LBXo1MKks5iXIVFQnrSh
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yeeuq.exe -
Executes dropped EXE 1 IoCs
pid Process 1792 yeeuq.exe -
Loads dropped DLL 2 IoCs
pid Process 1148 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe 1148 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /l" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /s" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /n" yeeuq.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /t" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /p" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /j" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /o" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /u" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /a" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /z" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /r" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /i" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /c" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /y" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /q" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /g" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /y" 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /b" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /e" yeeuq.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /f" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /v" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /m" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /x" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /k" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /h" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /d" yeeuq.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\yeeuq = "C:\\Users\\Admin\\yeeuq.exe /w" yeeuq.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1148 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe 1792 yeeuq.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1148 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe 1792 yeeuq.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1148 wrote to memory of 1792 1148 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe 27 PID 1148 wrote to memory of 1792 1148 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe 27 PID 1148 wrote to memory of 1792 1148 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe 27 PID 1148 wrote to memory of 1792 1148 796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe"C:\Users\Admin\AppData\Local\Temp\796780bfa0b5acd3eac051db494a2d5cec3257d22720159dabb00d5226067b54.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1148 -
C:\Users\Admin\yeeuq.exe"C:\Users\Admin\yeeuq.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
PID:1792
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
144KB
MD57ff697588b299203faca72458136c841
SHA122adaf2dda12488f38c07c8a769d2a45aee6307d
SHA2567e0909cebaceda1f2486e1a493be80e8656ba069037fa218bd3e511755cc6edc
SHA512d125522a87f025fe590f4cd54a0dacafa9b05d57d47e0bbe191138d0b27395cf85f7223951d59c0edf01556bde3559b5cd0b14acd7083fd43d3dfebf52ee0e63
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Filesize
144KB
MD57ff697588b299203faca72458136c841
SHA122adaf2dda12488f38c07c8a769d2a45aee6307d
SHA2567e0909cebaceda1f2486e1a493be80e8656ba069037fa218bd3e511755cc6edc
SHA512d125522a87f025fe590f4cd54a0dacafa9b05d57d47e0bbe191138d0b27395cf85f7223951d59c0edf01556bde3559b5cd0b14acd7083fd43d3dfebf52ee0e63
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Filesize
144KB
MD57ff697588b299203faca72458136c841
SHA122adaf2dda12488f38c07c8a769d2a45aee6307d
SHA2567e0909cebaceda1f2486e1a493be80e8656ba069037fa218bd3e511755cc6edc
SHA512d125522a87f025fe590f4cd54a0dacafa9b05d57d47e0bbe191138d0b27395cf85f7223951d59c0edf01556bde3559b5cd0b14acd7083fd43d3dfebf52ee0e63
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Filesize
144KB
MD57ff697588b299203faca72458136c841
SHA122adaf2dda12488f38c07c8a769d2a45aee6307d
SHA2567e0909cebaceda1f2486e1a493be80e8656ba069037fa218bd3e511755cc6edc
SHA512d125522a87f025fe590f4cd54a0dacafa9b05d57d47e0bbe191138d0b27395cf85f7223951d59c0edf01556bde3559b5cd0b14acd7083fd43d3dfebf52ee0e63