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Analysis
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max time kernel
153s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 17:23
Static task
static1
Behavioral task
behavioral1
Sample
ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
1 signatures
150 seconds
General
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Target
ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe
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Size
124KB
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MD5
1867c2fae42b28449e2d952c0f6497d2
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SHA1
1cab52885b59feb3f08271fd3630dbef243d812c
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SHA256
ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee
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SHA512
7df135ba282f7275e0557e0de92868ce338e33b7b924a5709f2290afd70cc03dd21321e3846f8750245031af4524bce17f3f9b1ef7e53543d229eadd43094929
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SSDEEP
3072:WaAfUEiIrQKGcNqnGrD6uvIepyJS6f1qre1:WhfiIrQKGciwQJr
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" feizey.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe -
Executes dropped EXE 1 IoCs
pid Process 1704 feizey.exe -
Loads dropped DLL 2 IoCs
pid Process 1032 ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe 1032 ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.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\feizey = "C:\\Users\\Admin\\feizey.exe /M" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /e" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /Y" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /t" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /T" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /r" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /v" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /N" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /z" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /C" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /p" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /B" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /I" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /Z" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /L" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /d" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /G" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /V" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /y" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /j" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /b" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /O" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /A" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /K" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /f" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /Q" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /a" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /k" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /D" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /m" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /g" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /H" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /X" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /R" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /o" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /i" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /q" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /n" feizey.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /F" ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /x" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /l" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /U" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /P" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /S" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /c" feizey.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /W" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /u" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /J" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /E" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /F" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /s" feizey.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\feizey = "C:\\Users\\Admin\\feizey.exe /h" feizey.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 1032 ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe 1704 feizey.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1032 ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe 1704 feizey.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1032 wrote to memory of 1704 1032 ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe 28 PID 1032 wrote to memory of 1704 1032 ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe 28 PID 1032 wrote to memory of 1704 1032 ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe 28 PID 1032 wrote to memory of 1704 1032 ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.exe"C:\Users\Admin\AppData\Local\Temp\ca9d596917bf53bf86ff110607f333ebcbf2e02cf69e63c96236e13a2bd375ee.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:1032 -
C:\Users\Admin\feizey.exe"C:\Users\Admin\feizey.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:1704
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
124KB
MD5f2f6cb22b90405c33650a570b2b3d0d1
SHA1fe9d7486e24abd797227f6b33ed474e0b1391dbe
SHA25682deb71c0611977f64e580bddc4efecba2261463e9be7097e1baeddf7b8024ff
SHA512921932547e2885d766e3d9224602d24ac305ba8af938888408d7d650bdf70a716c13f4fd9a795fca0a19e25055c52f834c9a0890d5492d70632be9e577ad4462
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Filesize
124KB
MD5f2f6cb22b90405c33650a570b2b3d0d1
SHA1fe9d7486e24abd797227f6b33ed474e0b1391dbe
SHA25682deb71c0611977f64e580bddc4efecba2261463e9be7097e1baeddf7b8024ff
SHA512921932547e2885d766e3d9224602d24ac305ba8af938888408d7d650bdf70a716c13f4fd9a795fca0a19e25055c52f834c9a0890d5492d70632be9e577ad4462
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Filesize
124KB
MD5f2f6cb22b90405c33650a570b2b3d0d1
SHA1fe9d7486e24abd797227f6b33ed474e0b1391dbe
SHA25682deb71c0611977f64e580bddc4efecba2261463e9be7097e1baeddf7b8024ff
SHA512921932547e2885d766e3d9224602d24ac305ba8af938888408d7d650bdf70a716c13f4fd9a795fca0a19e25055c52f834c9a0890d5492d70632be9e577ad4462
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Filesize
124KB
MD5f2f6cb22b90405c33650a570b2b3d0d1
SHA1fe9d7486e24abd797227f6b33ed474e0b1391dbe
SHA25682deb71c0611977f64e580bddc4efecba2261463e9be7097e1baeddf7b8024ff
SHA512921932547e2885d766e3d9224602d24ac305ba8af938888408d7d650bdf70a716c13f4fd9a795fca0a19e25055c52f834c9a0890d5492d70632be9e577ad4462