Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
06-01-2024 19:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
47005b670d9a1afa3237a67c2be1fa34.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
47005b670d9a1afa3237a67c2be1fa34.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
47005b670d9a1afa3237a67c2be1fa34.exe
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Size
272KB
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MD5
47005b670d9a1afa3237a67c2be1fa34
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SHA1
5da12cb8eff6664df124a6445261b79ceb3a6067
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SHA256
5a7f53732fb4211f7e8b71b4bbdc23f1c77b4aa1b6451470b371501b6c4fe093
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SHA512
11c2e6d775335faba737b5b4f3605a47ba6d4af19c5f728217ac5f016c86a81db6fbd573b5ff2361cda987c4e14b6d30876af6044ee3b6d3bf7ef2f19933f070
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SSDEEP
3072:K4U9gmss0FvbVJznCRcz/hVFA9MSs/PLLj+Qm4U3YwgTeA3Gfv:vRvbfznH7O9G/PLLxU3YwgTc
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 47005b670d9a1afa3237a67c2be1fa34.exe Set value (int) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ytloah.exe -
Executes dropped EXE 1 IoCs
pid Process 2672 ytloah.exe -
Loads dropped DLL 2 IoCs
pid Process 1988 47005b670d9a1afa3237a67c2be1fa34.exe 1988 47005b670d9a1afa3237a67c2be1fa34.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /z" 47005b670d9a1afa3237a67c2be1fa34.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /j" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /p" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /z" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /c" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /t" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /b" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /u" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /m" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /l" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /s" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /f" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /x" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /k" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /w" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /e" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /q" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /n" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /i" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /h" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /a" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /o" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /d" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /g" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /v" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /y" ytloah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ytloah = "C:\\Users\\Admin\\ytloah.exe /r" ytloah.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1988 47005b670d9a1afa3237a67c2be1fa34.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe 2672 ytloah.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1988 47005b670d9a1afa3237a67c2be1fa34.exe 2672 ytloah.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1988 wrote to memory of 2672 1988 47005b670d9a1afa3237a67c2be1fa34.exe 28 PID 1988 wrote to memory of 2672 1988 47005b670d9a1afa3237a67c2be1fa34.exe 28 PID 1988 wrote to memory of 2672 1988 47005b670d9a1afa3237a67c2be1fa34.exe 28 PID 1988 wrote to memory of 2672 1988 47005b670d9a1afa3237a67c2be1fa34.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\47005b670d9a1afa3237a67c2be1fa34.exe"C:\Users\Admin\AppData\Local\Temp\47005b670d9a1afa3237a67c2be1fa34.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Users\Admin\ytloah.exe"C:\Users\Admin\ytloah.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2672
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
272KB
MD547005b670d9a1afa3237a67c2be1fa34
SHA15da12cb8eff6664df124a6445261b79ceb3a6067
SHA2565a7f53732fb4211f7e8b71b4bbdc23f1c77b4aa1b6451470b371501b6c4fe093
SHA51211c2e6d775335faba737b5b4f3605a47ba6d4af19c5f728217ac5f016c86a81db6fbd573b5ff2361cda987c4e14b6d30876af6044ee3b6d3bf7ef2f19933f070