Analysis
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max time kernel
151s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
28/11/2022, 02:06
Static task
static1
Behavioral task
behavioral1
Sample
26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe
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Size
224KB
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MD5
d6a2326d38e4339479ecf19dedf0b84b
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SHA1
93ab9d67c04c34eefaceaed1e7770ccf3015e324
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SHA256
26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9
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SHA512
af4777dd80f70a795705bc56e9158647423b757831b49ea01b5b6dd22cb72ef6c4963f308ba29884ba1f3ad9e9d111f09e8305c08df51d9434cc895dca3324cb
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SSDEEP
3072:Hk6kvZjWnE5bqaAF/OVLj4UbaxxmLQTi2//9U33T+NVzo:H1kBm7aAF4RFSs
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" maaaduf.exe -
Executes dropped EXE 1 IoCs
pid Process 964 maaaduf.exe -
Loads dropped DLL 2 IoCs
pid Process 2036 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe 2036 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /v" 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /u" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /g" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /d" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /w" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /o" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /q" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /z" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /c" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /j" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /l" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /a" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /n" maaaduf.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /y" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /e" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /s" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /f" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /k" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /p" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /v" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /i" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /t" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /m" maaaduf.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /r" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /b" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /x" maaaduf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\maaaduf = "C:\\Users\\Admin\\maaaduf.exe /h" maaaduf.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 2036 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe 964 maaaduf.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2036 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe 964 maaaduf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2036 wrote to memory of 964 2036 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe 28 PID 2036 wrote to memory of 964 2036 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe 28 PID 2036 wrote to memory of 964 2036 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe 28 PID 2036 wrote to memory of 964 2036 26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.exe"C:\Users\Admin\AppData\Local\Temp\26c32f20a7343375402584263d469b2ad2d5d3a3920d09d63e85629d5579adf9.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:2036 -
C:\Users\Admin\maaaduf.exe"C:\Users\Admin\maaaduf.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:964
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD54061cf737f39a0bb91bad0e8de3dd0e6
SHA19f80157408c81fa266eed5ffa741e8c2b8c48713
SHA256d25235a3cdc6a82e9b5f6cdcd0c904e276dd31da1b3dbbca23315233a89af75c
SHA512dfaf689fa494306b0898fe0d036fb2ea4dbe003a5a53f0b308c2d4117a2681f082e70b9f762003aaa817a0df34a47d4fa3c94716de74075574af287a3f82d706
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Filesize
224KB
MD54061cf737f39a0bb91bad0e8de3dd0e6
SHA19f80157408c81fa266eed5ffa741e8c2b8c48713
SHA256d25235a3cdc6a82e9b5f6cdcd0c904e276dd31da1b3dbbca23315233a89af75c
SHA512dfaf689fa494306b0898fe0d036fb2ea4dbe003a5a53f0b308c2d4117a2681f082e70b9f762003aaa817a0df34a47d4fa3c94716de74075574af287a3f82d706
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Filesize
224KB
MD54061cf737f39a0bb91bad0e8de3dd0e6
SHA19f80157408c81fa266eed5ffa741e8c2b8c48713
SHA256d25235a3cdc6a82e9b5f6cdcd0c904e276dd31da1b3dbbca23315233a89af75c
SHA512dfaf689fa494306b0898fe0d036fb2ea4dbe003a5a53f0b308c2d4117a2681f082e70b9f762003aaa817a0df34a47d4fa3c94716de74075574af287a3f82d706
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Filesize
224KB
MD54061cf737f39a0bb91bad0e8de3dd0e6
SHA19f80157408c81fa266eed5ffa741e8c2b8c48713
SHA256d25235a3cdc6a82e9b5f6cdcd0c904e276dd31da1b3dbbca23315233a89af75c
SHA512dfaf689fa494306b0898fe0d036fb2ea4dbe003a5a53f0b308c2d4117a2681f082e70b9f762003aaa817a0df34a47d4fa3c94716de74075574af287a3f82d706