Analysis
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max time kernel
143s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 13:31
Static task
static1
Behavioral task
behavioral1
Sample
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
Resource
win10v2004-20220901-en
General
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Target
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe
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Size
305KB
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MD5
2ec34c5fecf7aa50e9930d8ad0fedea7
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SHA1
57db56446cf7262fc475f0035bd8591c30885989
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SHA256
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974
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SHA512
6334923b5bf698b98cb987a1587d09d216501a17085f3bfda3b3f88fe5d8eab87616e2e0534b18a3060c9d82f720dfd04250e4eaf44b250fe5f4ae97b3be2372
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SSDEEP
1536:7njFRTlN18NhnKRfX/DsEq36183wn4+SIFCec4/lgKNOLDQ3sh5DhLrd:7njFDN+na/D+3JDICec4K+eTh55d
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-13056594\\abevtvv.exe" a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\abe9vf4 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-13056594\\abevtvv.exe" a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe -
Drops desktop.ini file(s) 1 IoCs
Processes:
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exedescription ioc process File created C:\RECYCLER\S-1-5-21-0243556031-888888379-781862308-13056594\Desktop.ini a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe -
Modifies WinLogon 2 TTPs 1 IoCs
Processes:
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862308-13056594\\abevtvv.exe" a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exedescription pid process target process PID 2268 set thread context of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exea14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exepid process 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe 4440 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe 4440 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exea14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exedescription pid process target process PID 2268 wrote to memory of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe PID 2268 wrote to memory of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe PID 2268 wrote to memory of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe PID 2268 wrote to memory of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe PID 2268 wrote to memory of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe PID 2268 wrote to memory of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe PID 2268 wrote to memory of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe PID 2268 wrote to memory of 4440 2268 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe PID 4440 wrote to memory of 1040 4440 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe Explorer.EXE PID 4440 wrote to memory of 1040 4440 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe Explorer.EXE PID 4440 wrote to memory of 1040 4440 a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1040
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C:\Users\Admin\AppData\Local\Temp\a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe"C:\Users\Admin\AppData\Local\Temp\a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Users\Admin\AppData\Local\Temp\a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe"C:\Users\Admin\AppData\Local\Temp\a14613daa2f3b5a6fb54a20e6549b9ffee8f6f6572a7d88ee4fffabf2dfeb974.exe"3⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops desktop.ini file(s)
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4440