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Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
30/04/2024, 01:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe
Resource
win10v2004-20240419-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe
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Size
228KB
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MD5
843c386b2f9c00319fb64480198726a4
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SHA1
a661891a1c2053cfe7eed6c1c6da5c47599df1b2
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SHA256
bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253
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SHA512
75ea78a4dbedba99547347f9f18468921a90fc1e28ad0faad3cea7abc4d4e66b12352ca1f259e8c4382b1eae6e8d621661ea5424f6ff5b15909e0a4499eebd6c
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SSDEEP
6144:LEW3PFKs7aaOKW8alhrEqxF6snji81RUinKGHgDTF:LE0PhvENPH6B
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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe Set value (int) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" wuupo.exe -
Executes dropped EXE 1 IoCs
pid Process 1756 wuupo.exe -
Loads dropped DLL 2 IoCs
pid Process 2240 bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe 2240 bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /v" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /f" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /i" bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /a" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /p" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /q" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /r" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /s" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /m" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /d" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /l" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /h" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /n" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /g" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /z" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /j" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /k" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /u" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /x" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /y" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /w" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /t" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /o" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /i" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /b" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /c" wuupo.exe Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuupo = "C:\\Users\\Admin\\wuupo.exe /e" wuupo.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 2240 bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe 1756 wuupo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2240 bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe 1756 wuupo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2240 wrote to memory of 1756 2240 bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe 28 PID 2240 wrote to memory of 1756 2240 bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe 28 PID 2240 wrote to memory of 1756 2240 bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe 28 PID 2240 wrote to memory of 1756 2240 bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.exe"C:\Users\Admin\AppData\Local\Temp\bb1b35c3be65e6153417c19da61b18dd03668a1da5fe66079f616c31776d0253.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:2240 -
C:\Users\Admin\wuupo.exe"C:\Users\Admin\wuupo.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:1756
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
228KB
MD5e3a4d1cf9a9e2bd6ea5348890ebd9974
SHA13af6bf385be4519c91b47bdad43c2b3cad8a79e6
SHA2567cc13c842e344ca079c511057482dfd5aa8f7644e9a8afa38f4d5d0c35f4cb29
SHA51244c94f0e53dd489f6c78cfa4c4aa909d209db7c24dac2853de3de14b51aeb9fca1028106e81e3b1f825f98442be09600d2efeaa437a8d383866fab035b7b8f66