Analysis
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max time kernel
152s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05-12-2022 23:26
Static task
static1
Behavioral task
behavioral1
Sample
c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe
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Size
148KB
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MD5
e8e135a2b419389738ea4bf780f5124c
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SHA1
6e6116b6069916f2fe9a16de5fc647a0fcce56bb
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SHA256
c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b
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SHA512
3a6e3b1b8feee2082aa10fc6896a379d43ef3b0c837bd35e019111e830b21ecf401de6682f241e1341402be7c1d19f6f18b00a17c109c87682dfc5abe2d2fcf6
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SSDEEP
3072:SZD+WuMBspr8+k77/pswWR/x0+dv4TLxyK4c4oQZiEaFs:+SWuMBsFvS04+dv4TV9W/
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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" pueuzaq.exe -
Executes dropped EXE 1 IoCs
pid Process 1796 pueuzaq.exe -
Loads dropped DLL 2 IoCs
pid Process 2000 c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe 2000 c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /y" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /w" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /Z" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /T" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /B" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /C" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /P" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /d" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /b" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /i" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /v" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /X" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /G" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /k" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /J" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /a" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /N" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /z" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /t" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /s" c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /E" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /S" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /Y" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /K" pueuzaq.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /I" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /c" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /O" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /R" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /H" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /L" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /W" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /U" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /V" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /F" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /q" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /A" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /x" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /f" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /h" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /s" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /g" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /Q" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /e" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /M" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /l" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /j" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /D" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /u" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /m" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /n" pueuzaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /p" pueuzaq.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\pueuzaq = "C:\\Users\\Admin\\pueuzaq.exe /r" pueuzaq.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 2000 c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe 1796 pueuzaq.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2000 c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe 1796 pueuzaq.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2000 wrote to memory of 1796 2000 c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe 27 PID 2000 wrote to memory of 1796 2000 c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe 27 PID 2000 wrote to memory of 1796 2000 c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe 27 PID 2000 wrote to memory of 1796 2000 c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.exe"C:\Users\Admin\AppData\Local\Temp\c78f293e248aa96daa13959d1350872d1e770b67e9a570a92c3f3be22c488a7b.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:2000 -
C:\Users\Admin\pueuzaq.exe"C:\Users\Admin\pueuzaq.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:1796
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
148KB
MD50696a7496c09787782ab0b7099484035
SHA180593881fd14d332ee0c79cd5726d44f54ff4f70
SHA2568e3fa937da8d79b42103d978e5a464778b2443d3766555e73e0cee3e1ea59efb
SHA512127204214ca02c475ca2729798dbbc788f7f494d377155df771a876c0efcb11759ab603d6b51d5ccc1d870d2d9546f15bffc4387660b369c46a917354851deab
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Filesize
148KB
MD50696a7496c09787782ab0b7099484035
SHA180593881fd14d332ee0c79cd5726d44f54ff4f70
SHA2568e3fa937da8d79b42103d978e5a464778b2443d3766555e73e0cee3e1ea59efb
SHA512127204214ca02c475ca2729798dbbc788f7f494d377155df771a876c0efcb11759ab603d6b51d5ccc1d870d2d9546f15bffc4387660b369c46a917354851deab
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Filesize
148KB
MD50696a7496c09787782ab0b7099484035
SHA180593881fd14d332ee0c79cd5726d44f54ff4f70
SHA2568e3fa937da8d79b42103d978e5a464778b2443d3766555e73e0cee3e1ea59efb
SHA512127204214ca02c475ca2729798dbbc788f7f494d377155df771a876c0efcb11759ab603d6b51d5ccc1d870d2d9546f15bffc4387660b369c46a917354851deab
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Filesize
148KB
MD50696a7496c09787782ab0b7099484035
SHA180593881fd14d332ee0c79cd5726d44f54ff4f70
SHA2568e3fa937da8d79b42103d978e5a464778b2443d3766555e73e0cee3e1ea59efb
SHA512127204214ca02c475ca2729798dbbc788f7f494d377155df771a876c0efcb11759ab603d6b51d5ccc1d870d2d9546f15bffc4387660b369c46a917354851deab