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Analysis
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max time kernel
149s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
09/04/2024, 22:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe
Resource
win7-20240220-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe
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Size
180KB
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MD5
25e5898fb48bec69e73b452c5ff23ef0
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SHA1
19399bda6677f7b55f0e665372e3ebda7dfae053
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SHA256
b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7
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SHA512
145e8e5d5529c7bded9b65004c117a44353513fe969be7fb6c426d3cb877ab65ecd3a34ff7e0d3b99e209af414fe31bb2a1a64c4e1dbdbe6c500ef9c1957b2de
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SSDEEP
1536:TnHowMGIYD1Enu0TBFoiz6IDncBAZ9FMfHEhKgK7qSg1+mdIEAr:rFgK7Dg1+mdYr
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" numuv.exe -
Executes dropped EXE 1 IoCs
pid Process 1880 numuv.exe -
Loads dropped DLL 2 IoCs
pid Process 3068 b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe 3068 b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /m" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /e" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /k" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /B" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /M" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /R" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /l" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /D" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /I" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /W" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /d" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /z" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /U" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /i" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /x" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /f" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /c" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /X" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /T" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /j" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /r" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /n" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /y" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /E" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /Y" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /H" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /u" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /K" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /F" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /N" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /a" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /V" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /t" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /G" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /A" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /q" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /h" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /L" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /g" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /p" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /O" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /Z" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /o" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /s" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /S" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /b" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /v" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /w" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /J" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /C" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /P" numuv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\numuv = "C:\\Users\\Admin\\numuv.exe /Q" numuv.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 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe 1880 numuv.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3068 b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe 1880 numuv.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3068 wrote to memory of 1880 3068 b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe 28 PID 3068 wrote to memory of 1880 3068 b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe 28 PID 3068 wrote to memory of 1880 3068 b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe 28 PID 3068 wrote to memory of 1880 3068 b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe 28 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27 PID 1880 wrote to memory of 3068 1880 numuv.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe"C:\Users\Admin\AppData\Local\Temp\b7790340a5f9c92e58fd6244e1674938d97589c2668406ebda9ed6be6f5012b7.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Users\Admin\numuv.exe"C:\Users\Admin\numuv.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
- Suspicious use of WriteProcessMemory
PID:1880
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
180KB
MD5fdebc2a68f4053dea6f57d1f06b4b367
SHA1330cb4dd04cf91c15bc176a65c0c5dbc494cf9ce
SHA2563f7aa25e98a6b4bcd3ce99dc32ea05c9a57598c87ddb322b40ff5bbba83dc9d4
SHA512e560f119f4f8a68ab65e08717a5251ed95984d096e2b9e3f59f356e35503707a97827191d2426c3a4003b2fb69598a08edeedfdf1e5f7176a86ee386dd5b9d7a