Analysis
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max time kernel
153s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 23:21
Static task
static1
Behavioral task
behavioral1
Sample
fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe
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Size
260KB
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MD5
3cbfef3954fae70657a9290db4f8a4b7
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SHA1
a3365bcf6fb16961db15a168e4101942d770858d
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SHA256
fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b
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SHA512
51ce7eae3c095eb09093109e04804faf826d5118530f0d92b8d361d142aecc6f80d2012479c2aa04107dfe6ee3638b6ad8477fa7345b93f9f6706957f18f9719
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SSDEEP
6144:ndT/dQgTSrMaIl/jcLijfHFEHWzXvjT85R:nl7TSrMaIqLlI/H85R
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tuaoja.exe -
Executes dropped EXE 1 IoCs
pid Process 4960 tuaoja.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 fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /q" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /C" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /H" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /d" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /f" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /E" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /y" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /F" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /I" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /v" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /R" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /O" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /p" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /c" tuaoja.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /g" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /V" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /K" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /a" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /T" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /n" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /S" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /Z" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /B" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /i" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /s" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /w" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /m" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /r" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /z" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /M" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /X" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /e" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /Y" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /W" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /N" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /P" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /k" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /t" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /U" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /h" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /o" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /b" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /L" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /Q" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /D" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /J" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /l" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /A" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /G" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /u" tuaoja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuaoja = "C:\\Users\\Admin\\tuaoja.exe /x" tuaoja.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 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe 4960 tuaoja.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2380 fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe 4960 tuaoja.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2380 wrote to memory of 4960 2380 fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe 81 PID 2380 wrote to memory of 4960 2380 fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe 81 PID 2380 wrote to memory of 4960 2380 fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe"C:\Users\Admin\AppData\Local\Temp\fc5f7e1cf7f91f7796e7a83263dc187dfdced4f86328e9040fbbe514a551b38b.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Users\Admin\tuaoja.exe"C:\Users\Admin\tuaoja.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:4960
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
260KB
MD54da3b37c3e5ae31cea8f43e63440e55f
SHA1759c4112202683fe08ad2ee665ced9723bdc3a01
SHA256fd567b6fa0b5fd89ef5536c5799e826db621849d38dc2ecb1c7868422708d153
SHA5129ef0a0e953eaf84ae0f6721cef10e4b0ad07dd0e05d0f370e7c1d8f462ce6b743d1670832a3b8acafc4f94b6a64edaca0d8afee748b70fc79bdfa182e0374173
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Filesize
260KB
MD54da3b37c3e5ae31cea8f43e63440e55f
SHA1759c4112202683fe08ad2ee665ced9723bdc3a01
SHA256fd567b6fa0b5fd89ef5536c5799e826db621849d38dc2ecb1c7868422708d153
SHA5129ef0a0e953eaf84ae0f6721cef10e4b0ad07dd0e05d0f370e7c1d8f462ce6b743d1670832a3b8acafc4f94b6a64edaca0d8afee748b70fc79bdfa182e0374173