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Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 08:22
Static task
static1
Behavioral task
behavioral1
Sample
122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe
Resource
win10v2004-20220812-en
General
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Target
122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe
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Size
41KB
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MD5
34d3ea911d097fb6c8982583fc5f4390
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SHA1
3e4203bd2553f33f77b8041f619bc1afe24e8a00
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SHA256
122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d
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SHA512
1f1fab8a66ed2ae086daffe21e57de868ec102c9a00be9babcf11e23ae8a7c9076169b9cc5fe49ab9a654384bc814e03c5af8fd7e5eab83651e83a5f9d2f43c4
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SSDEEP
768:PTAm5hiTllzeF/AJOTmbWa8RYdiU3/7Shy5nv9/Kzh9P0b:PLIcNTcWATPuhI9Czh50b
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe C:\\Windows/system32/SVCH0ST.EXE" 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "0" 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe -
Disables Task Manager via registry modification
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Agent = "C:\\Windows\\System32\\SVCH0ST.EXE" 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\SVCH0ST.EXE 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe File opened for modification C:\Windows\SysWOW64\SVCH0ST.EXE 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\wincirl.com 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe File opened for modification C:\Windows\system\wincirl.com 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings Explorer.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2080 wrote to memory of 868 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 79 PID 2080 wrote to memory of 868 2080 122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe"C:\Users\Admin\AppData\Local\Temp\122912df3753f727ea6d001465dfaa0c688b6113c0e67e3631c51961f8fae26d.exe"1⤵
- Modifies WinLogon for persistence
- Disables RegEdit via registry modification
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2080 -
C:\Windows\Explorer.exeC:\Windows\Explorer.exe2⤵
- Modifies registry class
PID:868
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