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Analysis
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max time kernel
170s -
max time network
61s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
19/09/2022, 04:03
Static task
static1
Behavioral task
behavioral1
Sample
14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe
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Size
100KB
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MD5
70f456c436ccb742bead93271163569d
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SHA1
c30831e819780d60923ca15e19bf761f8b7ae146
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SHA256
14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd
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SHA512
d988638746a36be3fa8c30c3ded43069f20967342a826dbd1b27b29851bdf99165e8860438c36470d03b8c5560fed06e267b6c45e1d696f01a684ed8183a9e30
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SSDEEP
1536:66tG582NTzwoMGAc4ohrPXo+73Rez8b0SywNIjni:Yw3urPX7CwCni
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" rokuc.exe -
Executes dropped EXE 1 IoCs
pid Process 1552 rokuc.exe -
Loads dropped DLL 2 IoCs
pid Process 900 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe 900 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /w" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /J" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /A" rokuc.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /K" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /T" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /j" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /v" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /D" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /m" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /N" rokuc.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /u" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /s" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /i" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /r" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /b" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /q" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /c" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /I" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /y" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /p" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /U" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /e" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /H" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /M" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /C" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /E" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /t" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /G" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /R" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /F" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /V" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /O" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /Q" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /L" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /X" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /Z" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /l" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /x" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /h" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /a" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /S" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /M" 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /k" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /Y" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /g" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /o" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /d" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /n" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /P" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /B" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /f" rokuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rokuc = "C:\\Users\\Admin\\rokuc.exe /z" rokuc.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 900 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe 1552 rokuc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 900 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe 1552 rokuc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 900 wrote to memory of 1552 900 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe 27 PID 900 wrote to memory of 1552 900 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe 27 PID 900 wrote to memory of 1552 900 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe 27 PID 900 wrote to memory of 1552 900 14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.exe"C:\Users\Admin\AppData\Local\Temp\14dfd8cece4efbb1e161457619800f87eb55b7fae9bd127fcf89e4b6198356dd.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:900 -
C:\Users\Admin\rokuc.exe"C:\Users\Admin\rokuc.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:1552
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
100KB
MD5d86c5319f2232b75a721b98d2d834355
SHA11fb0422464045e84438401059cb2538227b8993b
SHA256ee759e6ad27d4fdeb385ca9298f0111c3a404048c5d581b30d68ab99d05285e4
SHA5122d11f2a874db33dcf23dbc4af421d1183a84e8d5a24c1ec9a5b96aa66a3739c8466dac1df68d9adbed72936cfdd9cced51221f5a06b72f11e32833a08ea126ef
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Filesize
100KB
MD5d86c5319f2232b75a721b98d2d834355
SHA11fb0422464045e84438401059cb2538227b8993b
SHA256ee759e6ad27d4fdeb385ca9298f0111c3a404048c5d581b30d68ab99d05285e4
SHA5122d11f2a874db33dcf23dbc4af421d1183a84e8d5a24c1ec9a5b96aa66a3739c8466dac1df68d9adbed72936cfdd9cced51221f5a06b72f11e32833a08ea126ef
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Filesize
100KB
MD5d86c5319f2232b75a721b98d2d834355
SHA11fb0422464045e84438401059cb2538227b8993b
SHA256ee759e6ad27d4fdeb385ca9298f0111c3a404048c5d581b30d68ab99d05285e4
SHA5122d11f2a874db33dcf23dbc4af421d1183a84e8d5a24c1ec9a5b96aa66a3739c8466dac1df68d9adbed72936cfdd9cced51221f5a06b72f11e32833a08ea126ef
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Filesize
100KB
MD5d86c5319f2232b75a721b98d2d834355
SHA11fb0422464045e84438401059cb2538227b8993b
SHA256ee759e6ad27d4fdeb385ca9298f0111c3a404048c5d581b30d68ab99d05285e4
SHA5122d11f2a874db33dcf23dbc4af421d1183a84e8d5a24c1ec9a5b96aa66a3739c8466dac1df68d9adbed72936cfdd9cced51221f5a06b72f11e32833a08ea126ef