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Analysis
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max time kernel
152s -
max time network
80s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/10/2022, 00:37
Static task
static1
Behavioral task
behavioral1
Sample
c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe
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Size
228KB
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MD5
64f71d48982c65a907dc40199cf1557a
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SHA1
7ec5ac5ff1caf8d3b1f7a348c069353aad41dcd6
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SHA256
c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1
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SHA512
aa2fca0d979ae3bac8f7beec2ebc89709ef5b7906eaaa622c5528565e7e6afd5ad57a0914e7ad4d39ce87719db0fbdb23d9a8ef6442d53f5e90a34972afb68d7
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SSDEEP
3072:6gEty/i5UYJVFV5eDQHsuvNA05Vqtto24VmcZMUuXi46qndrAxIbYpWv:oy+3JrLeDQHr+uV0to24VmlUuSvqdl
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" c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" mzral.exe -
Executes dropped EXE 1 IoCs
pid Process 1316 mzral.exe -
Loads dropped DLL 2 IoCs
pid Process 1928 c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe 1928 c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /J" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /E" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /W" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /C" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /d" c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /X" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /l" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /V" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /T" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /g" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /e" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /G" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /j" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /i" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /z" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /s" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /U" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /m" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /D" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /u" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /k" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /q" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /M" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /c" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /Z" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /S" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /y" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /H" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /B" mzral.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /R" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /K" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /Q" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /O" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /L" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /t" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /v" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /A" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /p" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /x" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /a" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /I" mzral.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /r" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /N" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /h" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /d" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /n" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /Y" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /b" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /F" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /w" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /P" mzral.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\mzral = "C:\\Users\\Admin\\mzral.exe /f" mzral.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 1928 c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe 1316 mzral.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1928 c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe 1316 mzral.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1928 wrote to memory of 1316 1928 c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe 26 PID 1928 wrote to memory of 1316 1928 c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe 26 PID 1928 wrote to memory of 1316 1928 c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe 26 PID 1928 wrote to memory of 1316 1928 c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe 26
Processes
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C:\Users\Admin\AppData\Local\Temp\c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.exe"C:\Users\Admin\AppData\Local\Temp\c9a23374473a464d9008c9e9a0006faaa4c9d09e22f2e472935d32c4d95ee9d1.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:1928 -
C:\Users\Admin\mzral.exe"C:\Users\Admin\mzral.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:1316
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
228KB
MD51daca7fdfb547322ca3f1e77341822b4
SHA1f78c751fe6633d9264375b544637aaa7814eaa69
SHA256f94d4f32ffc26342dcc9f5040504b4fb3861a807d6891cf471663c2b4118c1ea
SHA5127e3956a166fcc4afe11fd3b45c867a7c70a2840f5daa0dda3b7659ae125b12398431f80fc22098494cce548a8e4355c5ab27efef8a92981b69792d7d4e9dbdf6
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Filesize
228KB
MD51daca7fdfb547322ca3f1e77341822b4
SHA1f78c751fe6633d9264375b544637aaa7814eaa69
SHA256f94d4f32ffc26342dcc9f5040504b4fb3861a807d6891cf471663c2b4118c1ea
SHA5127e3956a166fcc4afe11fd3b45c867a7c70a2840f5daa0dda3b7659ae125b12398431f80fc22098494cce548a8e4355c5ab27efef8a92981b69792d7d4e9dbdf6
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Filesize
228KB
MD51daca7fdfb547322ca3f1e77341822b4
SHA1f78c751fe6633d9264375b544637aaa7814eaa69
SHA256f94d4f32ffc26342dcc9f5040504b4fb3861a807d6891cf471663c2b4118c1ea
SHA5127e3956a166fcc4afe11fd3b45c867a7c70a2840f5daa0dda3b7659ae125b12398431f80fc22098494cce548a8e4355c5ab27efef8a92981b69792d7d4e9dbdf6
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Filesize
228KB
MD51daca7fdfb547322ca3f1e77341822b4
SHA1f78c751fe6633d9264375b544637aaa7814eaa69
SHA256f94d4f32ffc26342dcc9f5040504b4fb3861a807d6891cf471663c2b4118c1ea
SHA5127e3956a166fcc4afe11fd3b45c867a7c70a2840f5daa0dda3b7659ae125b12398431f80fc22098494cce548a8e4355c5ab27efef8a92981b69792d7d4e9dbdf6