Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
16-09-2023 12:45
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20230831-en
General
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Target
tmp.exe
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Size
5.2MB
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MD5
0e9cc5c2145bae2f6ab41f186dac87d1
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SHA1
3a495afddc1ed60ecc5c403a6e9dcdc53516ca35
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SHA256
0949ed19896c7add471a5caa7fd5018113d602921a185d911f0cbbadb0ce35c8
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SHA512
76d46c1d2a126447473d25dae41757a2acf82cb1b79412ae4b887c6f8006515977388f00b8ba5c6162bc8cd3177f465362267402229c82bcd7171509219caccb
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SSDEEP
98304:w8ZEl7sMD+0Jz27AoQDu4oI87ozUUG77J6mzRLmvV7FLcVXaR:w4mgMD+0Jz2cDu4e6mzNmthL+C
Malware Config
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs
Processes:
tmp.exedescription pid process target process PID 1888 created 1248 1888 tmp.exe Explorer.EXE PID 1888 created 1248 1888 tmp.exe Explorer.EXE PID 1888 created 1248 1888 tmp.exe Explorer.EXE -
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 behavior: EnumeratesProcesses 6 IoCs
Processes:
tmp.exepid process 1888 tmp.exe 1888 tmp.exe 1888 tmp.exe 1888 tmp.exe 1888 tmp.exe 1888 tmp.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1248
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious behavior: EnumeratesProcesses
PID:1888
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C:\Windows\System32\schtasks.exeC:\Windows\System32\schtasks.exe /delete /f /tn "GoogleUpdateTaskMachineQC"2⤵PID:1624
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C:\Windows\System32\schtasks.exeC:\Windows\System32\schtasks.exe /create /f /tn "GoogleUpdateTaskMachineQC" /xml "C:\Users\Admin\AppData\Local\Temp\csfogrhbhtai.xml"2⤵
- Creates scheduled task(s)
PID:2148
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C:\Windows\System32\schtasks.exeC:\Windows\System32\schtasks.exe /run /tn "GoogleUpdateTaskMachineQC"2⤵PID:1304
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5059ccb70dc2c65c81c0dc8bea26a4bb2
SHA109c60376bf998dff186950104a6e7e4f74b37c24
SHA2560b28be2c63d9b0b5936fb7a5fecbe3dc9bb69de7d212fadaefc03d643bf9482d
SHA512416909daef33f4c55dcd99594b47a2ea65a0fa034179cb206a477d73378b8981eddb2187398e4b121b5448d3643f48033bf131c89d6fbfab3c33f21b8bd42c9d