Analysis
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max time kernel
152s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2022, 20:48
Static task
static1
Behavioral task
behavioral1
Sample
89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe
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Size
84KB
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MD5
673232581d1f3b0a9f837972c9755192
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SHA1
4715958013d89c50b6fc4387ed847bf36eb90eea
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SHA256
89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2
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SHA512
201d1afbe4e6589880e1d1375efc8505cacd0e32c5bc0f3e8effee899bdf37b499e3386cb027982372da38eeb5a59dd2192be36e1084d48411a2b64a97a87eb7
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SSDEEP
1536:vQ8y57bg4htUVGLG/wXJYeUj27dTGHq13i6E:4UVeG/wXJY527Y
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" weuzo.exe -
Executes dropped EXE 1 IoCs
pid Process 4996 weuzo.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /o" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /v" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /y" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /g" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /m" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /z" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /h" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /k" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /t" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /j" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /q" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /l" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /d" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /o" 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /p" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /s" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /n" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /x" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /f" weuzo.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /a" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /b" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /w" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /c" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /i" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /r" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /u" weuzo.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuzo = "C:\\Users\\Admin\\weuzo.exe /e" weuzo.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.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 1684 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe 1684 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe 4996 weuzo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1684 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe 4996 weuzo.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1684 wrote to memory of 4996 1684 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe 81 PID 1684 wrote to memory of 4996 1684 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe 81 PID 1684 wrote to memory of 4996 1684 89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.exe"C:\Users\Admin\AppData\Local\Temp\89a982b999859a72ecc3b20acd6a3f1b0913c0cd857ef1cd9354cacdba1131e2.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:1684 -
C:\Users\Admin\weuzo.exe"C:\Users\Admin\weuzo.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:4996
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
84KB
MD55dd1dac78656ea7c927296af8a52f24b
SHA1b5bd0fe12090a772381a02613225b43845de69af
SHA2567009327058075380d58235753e78cfae976ca48d9cc8a09face5ea9166794158
SHA5126180bcd475868e0c7b7ec28b9640422c3117029a78443eb4d7830b4cf10f3dec20ca25e19d4a2d8e21e124139d7df54988aeba7525c39586a310f0bc0420fdd3
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Filesize
84KB
MD55dd1dac78656ea7c927296af8a52f24b
SHA1b5bd0fe12090a772381a02613225b43845de69af
SHA2567009327058075380d58235753e78cfae976ca48d9cc8a09face5ea9166794158
SHA5126180bcd475868e0c7b7ec28b9640422c3117029a78443eb4d7830b4cf10f3dec20ca25e19d4a2d8e21e124139d7df54988aeba7525c39586a310f0bc0420fdd3