Analysis
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max time kernel
168s -
max time network
108s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
05-12-2022 09:12
Static task
static1
Behavioral task
behavioral1
Sample
dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe
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Size
200KB
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MD5
41dc8f94b3fb5c83b103528e3e0f565b
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SHA1
3bae256333ab966ee33038706234b4598dfd751e
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SHA256
dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726
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SHA512
1d1ee483d48c20ad04d438f6e0b493d5e33450e7c625fad03ee755935aed6b116df9fa004f2218aa841eeb50ca7eec5b750082459c29e1d492c97ff3f0e4db82
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SSDEEP
3072:8UHV90tQ9nLHbB9WHCS0AgTlhsp3mWEQS:d4QxL7B9WHK9Jhsp3aZ
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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" laana.exe -
Executes dropped EXE 1 IoCs
pid Process 1156 laana.exe -
Loads dropped DLL 2 IoCs
pid Process 1628 dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe 1628 dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /t" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /k" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /f" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /l" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /b" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /u" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /g" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /z" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /v" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /s" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /i" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /e" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /w" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /c" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /m" laana.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /t" dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /n" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /o" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /a" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /r" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /p" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /q" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /y" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /j" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /x" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /d" laana.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\laana = "C:\\Users\\Admin\\laana.exe /h" laana.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 1628 dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe 1156 laana.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1628 dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe 1156 laana.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1628 wrote to memory of 1156 1628 dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe 28 PID 1628 wrote to memory of 1156 1628 dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe 28 PID 1628 wrote to memory of 1156 1628 dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe 28 PID 1628 wrote to memory of 1156 1628 dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.exe"C:\Users\Admin\AppData\Local\Temp\dfe818f3df5f307b47a379b8e8d3488a33986e499a479e20232595b8df27b726.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:1628 -
C:\Users\Admin\laana.exe"C:\Users\Admin\laana.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:1156
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
200KB
MD5d870e8f7e18c7fb845cd70784a3e7841
SHA1099245c82eb7cb32cfcba6a17c4e55b6b337a08b
SHA2561eeb591db0207db6cf400b1964846927f86997052290f3ecca6b6934fbca68c6
SHA512dbd4ceb907edfe77cf4e0cb90a89e67b91932a46bda54b19c4f7950b9b633097872c03d198e9623e6a67cb72ab0e967ff36b1ab26d349a31a4bd9e461783c5ed
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Filesize
200KB
MD5d870e8f7e18c7fb845cd70784a3e7841
SHA1099245c82eb7cb32cfcba6a17c4e55b6b337a08b
SHA2561eeb591db0207db6cf400b1964846927f86997052290f3ecca6b6934fbca68c6
SHA512dbd4ceb907edfe77cf4e0cb90a89e67b91932a46bda54b19c4f7950b9b633097872c03d198e9623e6a67cb72ab0e967ff36b1ab26d349a31a4bd9e461783c5ed
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Filesize
200KB
MD5d870e8f7e18c7fb845cd70784a3e7841
SHA1099245c82eb7cb32cfcba6a17c4e55b6b337a08b
SHA2561eeb591db0207db6cf400b1964846927f86997052290f3ecca6b6934fbca68c6
SHA512dbd4ceb907edfe77cf4e0cb90a89e67b91932a46bda54b19c4f7950b9b633097872c03d198e9623e6a67cb72ab0e967ff36b1ab26d349a31a4bd9e461783c5ed
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Filesize
200KB
MD5d870e8f7e18c7fb845cd70784a3e7841
SHA1099245c82eb7cb32cfcba6a17c4e55b6b337a08b
SHA2561eeb591db0207db6cf400b1964846927f86997052290f3ecca6b6934fbca68c6
SHA512dbd4ceb907edfe77cf4e0cb90a89e67b91932a46bda54b19c4f7950b9b633097872c03d198e9623e6a67cb72ab0e967ff36b1ab26d349a31a4bd9e461783c5ed