Analysis
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max time kernel
103s -
max time network
99s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
17-11-2020 12:31
Static task
static1
Behavioral task
behavioral1
Sample
931fdd551975cf30ae02f85a90c5ee22.exe
Resource
win7v20201028
General
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Target
931fdd551975cf30ae02f85a90c5ee22.exe
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Size
215KB
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MD5
38af588745580e1c5d31d35ec5ec6dd5
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SHA1
c4884077dda14fb1ee442c39f31cbc1a505651ac
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SHA256
a83fcb8454befab866f2ab18871017730bcfc3f690106844f740ebbd8cadd6d8
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SHA512
04fcd7ee46fe1b8bbf238c23f40a1062bd79bc45178c7efdbc487a33b6896059cd7cd750ab86ff9c15da3f21b0736e4ff98a32006894ec30e47e33ddb87b0e9c
Malware Config
Signatures
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of WriteProcessMemory 8 IoCs
Processes:
931fdd551975cf30ae02f85a90c5ee22.execmd.exedescription pid process target process PID 2012 wrote to memory of 824 2012 931fdd551975cf30ae02f85a90c5ee22.exe cmd.exe PID 2012 wrote to memory of 824 2012 931fdd551975cf30ae02f85a90c5ee22.exe cmd.exe PID 2012 wrote to memory of 824 2012 931fdd551975cf30ae02f85a90c5ee22.exe cmd.exe PID 2012 wrote to memory of 824 2012 931fdd551975cf30ae02f85a90c5ee22.exe cmd.exe PID 824 wrote to memory of 1580 824 cmd.exe schtasks.exe PID 824 wrote to memory of 1580 824 cmd.exe schtasks.exe PID 824 wrote to memory of 1580 824 cmd.exe schtasks.exe PID 824 wrote to memory of 1580 824 cmd.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\931fdd551975cf30ae02f85a90c5ee22.exe"C:\Users\Admin\AppData\Local\Temp\931fdd551975cf30ae02f85a90c5ee22.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c schtasks /create /F /sc minute /mo 1 /tn "\WindowsAppPool\AppPool" /tr "C:\Users\Admin\AppData\Local\Temp\aJBHAAcg.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:824 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /F /sc minute /mo 1 /tn "\WindowsAppPool\AppPool" /tr "C:\Users\Admin\AppData\Local\Temp\aJBHAAcg.exe"3⤵
- Creates scheduled task(s)
PID:1580
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C:\Windows\system32\taskeng.exetaskeng.exe {C92FBBB0-2C84-4029-8B0D-2A7704DC5AD0} S-1-5-21-3825035466-2522850611-591511364-1000:EIDQHRRL\Admin:Interactive:[1]1⤵PID:1672
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/824-3-0x0000000000000000-mapping.dmp
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memory/1580-4-0x0000000000000000-mapping.dmp
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memory/1756-2-0x000007FEF7B20000-0x000007FEF7D9A000-memory.dmpFilesize
2.5MB
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memory/2012-0-0x00000000006CB000-0x00000000006CC000-memory.dmpFilesize
4KB
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memory/2012-1-0x0000000001D40000-0x0000000001D51000-memory.dmpFilesize
68KB