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Analysis
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max time kernel
140s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
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submitted
18/04/2023, 00:57
General
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Target
Lazzarus2.rar
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Size
53.2MB
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MD5
8825f469c3334bd4cc4155875c466e84
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SHA1
5a5feb244d437c9117a415bc5a952610e7b8a635
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SHA256
18edd0855674bf4a15b77392976131b598a0ff21de4be2b7334131eae04205ce
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SHA512
9155765d2da6772072b45895cf80616f18ad1a874039e82a5770b179ecc39d8f169ea3d260d8f47cae4a74529b053768ff6f8e2f82b4765f565e6ae55db23236
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SSDEEP
1572864:3dQwKAN1pFs4vGNlLz9gv4HWJXOdJlLdWt3VmQX2Eya1:3CwJGrLz9j2JC/LdWpNya1
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 2 IoCs
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of FindShellTrayWindow 9 IoCs
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Suspicious use of SendNotifyMessage 8 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Lazzarus2.rar1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Lazzarus2.rar2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Program Files\VideoLAN\VLC\vlc.exe"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\Lazzarus2.rar"3⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
992KB
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Filesize
208KB
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Filesize
2.7MB
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Filesize
96KB
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Filesize
92KB
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Filesize
68KB
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Filesize
92KB
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Filesize
68KB
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Filesize
116KB
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Filesize
68KB
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Filesize
2.0MB
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Filesize
252KB
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Filesize
16.7MB
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Filesize
132KB
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Filesize
96KB
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Filesize
68KB
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Filesize
68KB
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Filesize
68KB
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Filesize
108KB
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Filesize
68KB
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Filesize
96KB
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Filesize
192KB
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Filesize
412KB
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Filesize
444KB
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Filesize
68KB
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Filesize
344KB
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Filesize
160KB
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Filesize
144KB
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Filesize
92KB
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Filesize
140KB
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Filesize
68KB
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Filesize
72KB
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Filesize
132KB
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Filesize
76KB
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Filesize
72KB
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Filesize
1.2MB
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Filesize
176KB
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Filesize
1.7MB
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Filesize
368KB
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Filesize
68KB
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Filesize
604KB
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Filesize
72KB
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Filesize
2.2MB
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Filesize
1.1MB
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Filesize
212KB
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Filesize
148KB
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Filesize
68KB
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Filesize
388KB
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Filesize
68KB
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Filesize
72KB
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Filesize
76KB
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Filesize
636KB
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Filesize
68KB
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Filesize
1.0MB
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Filesize
68KB
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Filesize
68KB
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Filesize
68KB
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Filesize
72KB
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Filesize
96KB
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Filesize
88KB
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Filesize
164KB
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Filesize
72KB
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Filesize
68KB
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Filesize
68KB