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Analysis
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max time kernel
151s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
02/12/2022, 00:09
Static task
static1
Behavioral task
behavioral1
Sample
c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe
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Size
228KB
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MD5
4bf07f18960aae907ece1d67797e0b8d
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SHA1
61398588408ee0c47b250c1f8b2bd76e64ba7aad
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SHA256
c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4
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SHA512
ab4c6f7e05559976abfc6c405ab3f323d2046d9e2bbd81d8240cfb0dd8194017ff35363aae8cfb0a56c4af0d479b2578a7b7c139284730fae7d3a06482a87c3a
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SSDEEP
6144:2mA3PFKs7aFwKWwalhrEqxF6snji81RUinKZHg/HF:2m6PhAmZIH+l
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" mouqu.exe -
Executes dropped EXE 1 IoCs
pid Process 5112 mouqu.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /a" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /j" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /t" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /k" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /c" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /n" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /h" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /m" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /e" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /z" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /y" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /d" mouqu.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /b" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /l" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /u" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /t" c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /q" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /x" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /o" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /f" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /v" mouqu.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /r" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /w" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /p" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /g" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /s" mouqu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mouqu = "C:\\Users\\Admin\\mouqu.exe /i" mouqu.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4868 c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe 4868 c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe 5112 mouqu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4868 c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe 5112 mouqu.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4868 wrote to memory of 5112 4868 c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe 84 PID 4868 wrote to memory of 5112 4868 c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe 84 PID 4868 wrote to memory of 5112 4868 c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe"C:\Users\Admin\AppData\Local\Temp\c256f78f654cf6e62e0c75d4551caf606d9ea08be6393f77d31c5b304b24f1d4.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4868 -
C:\Users\Admin\mouqu.exe"C:\Users\Admin\mouqu.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:5112
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
228KB
MD59361a9582cc2a26d189abb6d8883a4b9
SHA187819e6573bd5eeebae57d007df873cde5178b1d
SHA2560c3a95309bd043f1ce3dd73e1a338a23cb41aaeb8e7f5f1c8d97c37843904640
SHA512dd13f11e1a424dee4547513624e46f8becc34f16072c84aa0c773f2addcf7194ef95c3c3a37519c6a5cab40bfa850029ca9544656a5e2b89aeb6aa6e2083e350
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Filesize
228KB
MD59361a9582cc2a26d189abb6d8883a4b9
SHA187819e6573bd5eeebae57d007df873cde5178b1d
SHA2560c3a95309bd043f1ce3dd73e1a338a23cb41aaeb8e7f5f1c8d97c37843904640
SHA512dd13f11e1a424dee4547513624e46f8becc34f16072c84aa0c773f2addcf7194ef95c3c3a37519c6a5cab40bfa850029ca9544656a5e2b89aeb6aa6e2083e350