Analysis
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max time kernel
151s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
04-12-2022 07:26
Static task
static1
Behavioral task
behavioral1
Sample
821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe
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Size
124KB
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MD5
4133cd8c9f7a455fb5ae257594559da0
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SHA1
97b21d4a32ea78fad88b0b47e929e54f2008bef9
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SHA256
821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c
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SHA512
47b8a36cfd3136b16f1d36f2436d421bbeadab86d036ebb496f035b6bfcc78e57b85001fd4288a0107551d419999e3f54008ecfc071882bb1562b2a876f2959b
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SSDEEP
1536:QkEuhwRwlBuBxeDtMYHa27J14ltxporZ45izNeG0h/x:1EuhwRwlBkeV6gJ1uCt45Jp
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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" xeiov.exe -
Executes dropped EXE 1 IoCs
pid Process 1324 xeiov.exe -
Loads dropped DLL 2 IoCs
pid Process 1504 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe 1504 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /m" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /E" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /H" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /B" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /j" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /T" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /n" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /q" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /x" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /t" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /v" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /Q" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /G" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /C" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /p" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /k" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /f" xeiov.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /c" 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /A" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /X" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /O" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /Y" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /h" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /I" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /u" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /s" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /V" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /r" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /J" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /P" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /b" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /d" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /y" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /W" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /o" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /Z" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /N" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /c" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /l" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /M" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /R" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /g" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /w" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /D" xeiov.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /U" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /i" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /z" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /K" xeiov.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\xeiov = "C:\\Users\\Admin\\xeiov.exe /S" xeiov.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 1504 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe 1324 xeiov.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1504 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe 1324 xeiov.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1504 wrote to memory of 1324 1504 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe 26 PID 1504 wrote to memory of 1324 1504 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe 26 PID 1504 wrote to memory of 1324 1504 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe 26 PID 1504 wrote to memory of 1324 1504 821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe 26
Processes
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C:\Users\Admin\AppData\Local\Temp\821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.exe"C:\Users\Admin\AppData\Local\Temp\821f36f9a67a32da2574bc818740ca456df92b3455ff5a2d995c74342f8ab00c.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:1504 -
C:\Users\Admin\xeiov.exe"C:\Users\Admin\xeiov.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:1324
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
124KB
MD5e4dd8f79745ce2ebc49f61b5dc626ed5
SHA1fa044da0a3f6cb0afa5d369d34512563a9e8a1a1
SHA2563fb521585599d8a5abe5c86824a0a01add193a793696ef15251d49392f9ae981
SHA512f9b8a0f976003012a07fe12c6babdc25ed243749b29fd40b8e3cbf09853ca19f89bfdbf82a5f45beda40ae30c6fd57bf48fc7ba197946b8a3c5a454051bd110a
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Filesize
124KB
MD5e4dd8f79745ce2ebc49f61b5dc626ed5
SHA1fa044da0a3f6cb0afa5d369d34512563a9e8a1a1
SHA2563fb521585599d8a5abe5c86824a0a01add193a793696ef15251d49392f9ae981
SHA512f9b8a0f976003012a07fe12c6babdc25ed243749b29fd40b8e3cbf09853ca19f89bfdbf82a5f45beda40ae30c6fd57bf48fc7ba197946b8a3c5a454051bd110a
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Filesize
124KB
MD5e4dd8f79745ce2ebc49f61b5dc626ed5
SHA1fa044da0a3f6cb0afa5d369d34512563a9e8a1a1
SHA2563fb521585599d8a5abe5c86824a0a01add193a793696ef15251d49392f9ae981
SHA512f9b8a0f976003012a07fe12c6babdc25ed243749b29fd40b8e3cbf09853ca19f89bfdbf82a5f45beda40ae30c6fd57bf48fc7ba197946b8a3c5a454051bd110a
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Filesize
124KB
MD5e4dd8f79745ce2ebc49f61b5dc626ed5
SHA1fa044da0a3f6cb0afa5d369d34512563a9e8a1a1
SHA2563fb521585599d8a5abe5c86824a0a01add193a793696ef15251d49392f9ae981
SHA512f9b8a0f976003012a07fe12c6babdc25ed243749b29fd40b8e3cbf09853ca19f89bfdbf82a5f45beda40ae30c6fd57bf48fc7ba197946b8a3c5a454051bd110a