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Analysis
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max time kernel
139s -
max time network
52s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
28/10/2022, 18:19
Static task
static1
Behavioral task
behavioral1
Sample
73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe
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Size
304KB
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MD5
0b2e7c2853f6505c660518dac28a0850
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SHA1
08962cffeb13dcf08dd4c98180e333667d8d55d2
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SHA256
73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510
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SHA512
63a332314736621cc24d871a26909cf006d520dbf43942328859661beedde6fd4cdc50e17418e7db70c8c07a5d25d3817a25986dcf3f2cb75c7eada4d937baca
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SSDEEP
3072:caPCzZRFjFBbVJsnCRcC3xo8ozYH/LSsB4pAnNnfwo7A3sEnYQCASCPepFq:caPuZLfsnHQIz9AnNnolrCAfPepF
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" xovor.exe -
Executes dropped EXE 1 IoCs
pid Process 900 xovor.exe -
Loads dropped DLL 2 IoCs
pid Process 1544 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe 1544 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe -
Adds Run key to start application 2 TTPs 28 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /s" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /c" xovor.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /w" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /b" xovor.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /r" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /q" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /o" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /i" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /u" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /q" 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /p" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /z" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /v" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /d" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /m" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /a" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /y" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /n" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /f" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /t" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /x" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /h" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /e" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /l" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /g" xovor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\xovor = "C:\\Users\\Admin\\xovor.exe /k" xovor.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 1544 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe 900 xovor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1544 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe 900 xovor.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1544 wrote to memory of 900 1544 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe 26 PID 1544 wrote to memory of 900 1544 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe 26 PID 1544 wrote to memory of 900 1544 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe 26 PID 1544 wrote to memory of 900 1544 73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe 26
Processes
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C:\Users\Admin\AppData\Local\Temp\73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.exe"C:\Users\Admin\AppData\Local\Temp\73fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510.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:1544 -
C:\Users\Admin\xovor.exe"C:\Users\Admin\xovor.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:900
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
304KB
MD50b2e7c2853f6505c660518dac28a0850
SHA108962cffeb13dcf08dd4c98180e333667d8d55d2
SHA25673fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510
SHA51263a332314736621cc24d871a26909cf006d520dbf43942328859661beedde6fd4cdc50e17418e7db70c8c07a5d25d3817a25986dcf3f2cb75c7eada4d937baca
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Filesize
304KB
MD50b2e7c2853f6505c660518dac28a0850
SHA108962cffeb13dcf08dd4c98180e333667d8d55d2
SHA25673fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510
SHA51263a332314736621cc24d871a26909cf006d520dbf43942328859661beedde6fd4cdc50e17418e7db70c8c07a5d25d3817a25986dcf3f2cb75c7eada4d937baca
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Filesize
304KB
MD50b2e7c2853f6505c660518dac28a0850
SHA108962cffeb13dcf08dd4c98180e333667d8d55d2
SHA25673fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510
SHA51263a332314736621cc24d871a26909cf006d520dbf43942328859661beedde6fd4cdc50e17418e7db70c8c07a5d25d3817a25986dcf3f2cb75c7eada4d937baca
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Filesize
304KB
MD50b2e7c2853f6505c660518dac28a0850
SHA108962cffeb13dcf08dd4c98180e333667d8d55d2
SHA25673fa2f8044dab212576cad258fd55f6de051a4fac3f2b6af744cf9d09fa9a510
SHA51263a332314736621cc24d871a26909cf006d520dbf43942328859661beedde6fd4cdc50e17418e7db70c8c07a5d25d3817a25986dcf3f2cb75c7eada4d937baca