Analysis
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max time kernel
150s -
max time network
108s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
19-09-2022 04:07
Static task
static1
Behavioral task
behavioral1
Sample
20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe
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Size
124KB
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MD5
fe5d48d60fc5084976230c74f3057fd8
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SHA1
f88dcc9664948bb47707041c2ce18aed58001b9c
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SHA256
20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2
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SHA512
2f80dfa8f203ed503797b7ddc24c230c5dca0425e879f0a38b6b8999586191700a368f60038e8fb388e562967815e68c6e24e56708065bc9bf22e8dc417a5092
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SSDEEP
1536:SotkjdTQ6ecmU0GgAJa0P1kNmKldCMhdu8KWP/nTn8nBP9VeRPNeG0h/y:pkjC6ecmU0GgAT9QIq
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" maelu.exe -
Executes dropped EXE 1 IoCs
pid Process 2004 maelu.exe -
Loads dropped DLL 2 IoCs
pid Process 1376 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe 1376 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /J" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /k" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /h" 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /Z" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /H" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /c" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /G" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /L" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /V" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /A" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /n" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /z" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /d" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /T" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /P" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /U" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /q" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /w" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /f" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /I" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /N" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /p" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /i" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /h" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /e" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /O" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /y" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /o" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /t" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /W" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /j" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /R" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /r" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /B" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /m" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /E" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /M" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /X" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /s" maelu.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /b" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /K" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /g" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /a" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /Y" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /F" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /D" maelu.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /x" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /Q" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /v" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /l" maelu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\maelu = "C:\\Users\\Admin\\maelu.exe /u" maelu.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 1376 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe 2004 maelu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1376 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe 2004 maelu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1376 wrote to memory of 2004 1376 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe 28 PID 1376 wrote to memory of 2004 1376 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe 28 PID 1376 wrote to memory of 2004 1376 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe 28 PID 1376 wrote to memory of 2004 1376 20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.exe"C:\Users\Admin\AppData\Local\Temp\20c35c9a6787dcfabb6ff6916b51888101c9ec3e38375ee21b304be7d7056ed2.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:1376 -
C:\Users\Admin\maelu.exe"C:\Users\Admin\maelu.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:2004
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
124KB
MD5557a7274e9aace43d90d7ec9ea59695b
SHA1ee02ee3c86f5273ff64a5d949a7eb1ac54faa185
SHA256fc2825483d61fcc528022d10bbaf84dc5a48e9f4ac9dc81175e294bba3534c27
SHA5124a08684479f5709116dd67b103a6532f49a9bcccc0ab981ac875210cc42ddf10390c98264ec85d67eb05cbe6a150b5a80adb6d455de67c6aaa72c37ae80a15be
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Filesize
124KB
MD5557a7274e9aace43d90d7ec9ea59695b
SHA1ee02ee3c86f5273ff64a5d949a7eb1ac54faa185
SHA256fc2825483d61fcc528022d10bbaf84dc5a48e9f4ac9dc81175e294bba3534c27
SHA5124a08684479f5709116dd67b103a6532f49a9bcccc0ab981ac875210cc42ddf10390c98264ec85d67eb05cbe6a150b5a80adb6d455de67c6aaa72c37ae80a15be
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Filesize
124KB
MD5557a7274e9aace43d90d7ec9ea59695b
SHA1ee02ee3c86f5273ff64a5d949a7eb1ac54faa185
SHA256fc2825483d61fcc528022d10bbaf84dc5a48e9f4ac9dc81175e294bba3534c27
SHA5124a08684479f5709116dd67b103a6532f49a9bcccc0ab981ac875210cc42ddf10390c98264ec85d67eb05cbe6a150b5a80adb6d455de67c6aaa72c37ae80a15be
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Filesize
124KB
MD5557a7274e9aace43d90d7ec9ea59695b
SHA1ee02ee3c86f5273ff64a5d949a7eb1ac54faa185
SHA256fc2825483d61fcc528022d10bbaf84dc5a48e9f4ac9dc81175e294bba3534c27
SHA5124a08684479f5709116dd67b103a6532f49a9bcccc0ab981ac875210cc42ddf10390c98264ec85d67eb05cbe6a150b5a80adb6d455de67c6aaa72c37ae80a15be