Analysis
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max time kernel
156s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
30-10-2022 19:57
Static task
static1
Behavioral task
behavioral1
Sample
d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe
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Size
244KB
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MD5
92218578e4073711891d61523b515950
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SHA1
59318d2d1e2154eb823b1193678812a3e10a5ec8
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SHA256
d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a
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SHA512
5697aff7551e020515f5640d9d381aef25bc4366b39e7986d9184c9c96d37cb61eb24c7b4deac64197caad8937d80af84b96a830d14fa1e5b51a9dfc8ca9938c
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SSDEEP
6144:0Rww39SfGzlTphJgW9mnrQLMjTsZzILK/fObT/bGiuF0a59ONKLUWrIhO1a8p5x+:Rw39SfGzlTPJgWUnjjTsZzILK/fObT/X
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zuuoteb.exe -
Executes dropped EXE 1 IoCs
pid Process 4532 zuuoteb.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /g" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /n" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /U" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /b" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /h" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /l" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /M" zuuoteb.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /r" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /E" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /c" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /p" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /o" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /L" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /Y" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /R" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /D" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /N" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /e" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /W" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /X" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /F" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /P" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /y" d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /H" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /i" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /K" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /A" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /I" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /V" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /G" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /O" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /u" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /d" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /z" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /x" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /T" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /w" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /m" zuuoteb.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /j" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /a" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /Z" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /Q" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /J" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /B" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /q" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /s" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /t" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /C" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /y" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /v" zuuoteb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zuuoteb = "C:\\Users\\Admin\\zuuoteb.exe /S" zuuoteb.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 4956 d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe 4956 d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe 4532 zuuoteb.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4956 d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe 4532 zuuoteb.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4956 wrote to memory of 4532 4956 d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe 82 PID 4956 wrote to memory of 4532 4956 d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe 82 PID 4956 wrote to memory of 4532 4956 d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.exe"C:\Users\Admin\AppData\Local\Temp\d8b3aa6948855aabae8930a54a81519cc414aac5626ea6d8fac92cd08fc6e90a.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:4956 -
C:\Users\Admin\zuuoteb.exe"C:\Users\Admin\zuuoteb.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:4532
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
244KB
MD5503ac75c2f1d9ac5c4a1699ceb3d85f8
SHA13a5bf61d5f62c238bd6ff36eff6923a4c7300d47
SHA2560e381d0510f77cf4438441446882d0c1e59d5a6906fad209e5d5ed4e70e2d3c5
SHA512efcff349f89c5582e06789dc62b558c53f7440f8f4761a66e715b13b3ea5981a77133b591404a8487df17de8e9af6879b9edf42fcbe011f088386a70054497ad
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Filesize
244KB
MD5503ac75c2f1d9ac5c4a1699ceb3d85f8
SHA13a5bf61d5f62c238bd6ff36eff6923a4c7300d47
SHA2560e381d0510f77cf4438441446882d0c1e59d5a6906fad209e5d5ed4e70e2d3c5
SHA512efcff349f89c5582e06789dc62b558c53f7440f8f4761a66e715b13b3ea5981a77133b591404a8487df17de8e9af6879b9edf42fcbe011f088386a70054497ad