Analysis
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max time kernel
151s -
max time network
61s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 20:12
Static task
static1
Behavioral task
behavioral1
Sample
3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe
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Size
220KB
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MD5
021f3d6bb8a10a104135352a3f2860c1
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SHA1
932ea63c36f3a1140c31b7063c6c8fa517063a2c
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SHA256
3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702
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SHA512
c4528df45343d2c1fc1cc82d095aaeb5b22f1c4b60b0f62e3f0133f5c9f34f5e11dc6797837947fc628a38d1121ffa6fd92f05b2bb5a26ac62bea9338292249f
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SSDEEP
6144:1wn/jyc5mFpvMTuGSouFQIlzBI1Iq3Fdrj6DUKSpFw0T:2/Gc5mFpxzBI1X3Fdrj6DUKSpl
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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" woaalo.exe -
Executes dropped EXE 1 IoCs
pid Process 1992 woaalo.exe -
Loads dropped DLL 2 IoCs
pid Process 1104 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe 1104 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /z" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /k" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /h" 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /j" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /g" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /d" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /v" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /y" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /m" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /q" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /e" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /x" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /c" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /w" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /u" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /p" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /t" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /a" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /s" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /h" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /f" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /b" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /o" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /l" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /n" woaalo.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /r" woaalo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\woaalo = "C:\\Users\\Admin\\woaalo.exe /i" woaalo.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 1104 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe 1992 woaalo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1104 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe 1992 woaalo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1104 wrote to memory of 1992 1104 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe 27 PID 1104 wrote to memory of 1992 1104 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe 27 PID 1104 wrote to memory of 1992 1104 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe 27 PID 1104 wrote to memory of 1992 1104 3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.exe"C:\Users\Admin\AppData\Local\Temp\3e85fe9ddc4850fdc521017e46509898306a7a7048a46d81353fc4e2de717702.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:1104 -
C:\Users\Admin\woaalo.exe"C:\Users\Admin\woaalo.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:1992
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
220KB
MD5114c2f644239b88ff1845b7d26e99283
SHA14019617cf696a9448a683740a8567b5408dddc5f
SHA256824ea68f0b606b775fe055f3ba91cf08098a2c814aa6d659656eb09392fbe801
SHA512c498058ab5fe48eb1c94d19bca87fece6723ba61d92edc48f50c81f90514522cdefe628132241386c7e28d31a83b8fea2fe6aeb7aa673303b032522968c0fdcc
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Filesize
220KB
MD5114c2f644239b88ff1845b7d26e99283
SHA14019617cf696a9448a683740a8567b5408dddc5f
SHA256824ea68f0b606b775fe055f3ba91cf08098a2c814aa6d659656eb09392fbe801
SHA512c498058ab5fe48eb1c94d19bca87fece6723ba61d92edc48f50c81f90514522cdefe628132241386c7e28d31a83b8fea2fe6aeb7aa673303b032522968c0fdcc
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Filesize
220KB
MD5114c2f644239b88ff1845b7d26e99283
SHA14019617cf696a9448a683740a8567b5408dddc5f
SHA256824ea68f0b606b775fe055f3ba91cf08098a2c814aa6d659656eb09392fbe801
SHA512c498058ab5fe48eb1c94d19bca87fece6723ba61d92edc48f50c81f90514522cdefe628132241386c7e28d31a83b8fea2fe6aeb7aa673303b032522968c0fdcc
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Filesize
220KB
MD5114c2f644239b88ff1845b7d26e99283
SHA14019617cf696a9448a683740a8567b5408dddc5f
SHA256824ea68f0b606b775fe055f3ba91cf08098a2c814aa6d659656eb09392fbe801
SHA512c498058ab5fe48eb1c94d19bca87fece6723ba61d92edc48f50c81f90514522cdefe628132241386c7e28d31a83b8fea2fe6aeb7aa673303b032522968c0fdcc