Analysis
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max time kernel
151s -
max time network
76s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
05-12-2022 23:38
Static task
static1
Behavioral task
behavioral1
Sample
9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe
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Size
284KB
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MD5
5897f884e2ff480b59ab3ce3a3c784f6
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SHA1
4ee772d819de27618fb74214d58dfc980ab408ba
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SHA256
9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e
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SHA512
47ed906135624b66097e7c3e4f2213ce5270532d6664ba399a55a58165705091e9356874430a9661acd37e207c3930f051b7412921517e888af33777d039e723
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SSDEEP
6144:RP9qiyChL5Rjda3P/fis6Do/uP+tFb84ly7a7:99qiyCF5xI3PH96DoWPYb8Y
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" 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" fiigor.exe -
Executes dropped EXE 1 IoCs
pid Process 276 fiigor.exe -
Loads dropped DLL 2 IoCs
pid Process 1000 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe 1000 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe -
Adds Run key to start application 2 TTPs 55 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /g" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /X" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /V" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /y" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /U" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /L" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /c" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /D" fiigor.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /r" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /G" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /k" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /o" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /A" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /m" fiigor.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /W" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /j" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /I" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /z" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /S" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /H" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /B" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /s" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /q" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /O" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /i" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /v" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /u" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /F" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /Z" 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /e" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /Z" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /K" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /T" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /P" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /h" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /w" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /l" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /Y" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /b" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /M" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /t" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /J" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /E" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /N" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /x" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /d" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /p" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /a" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /R" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /C" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /n" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /f" fiigor.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\fiigor = "C:\\Users\\Admin\\fiigor.exe /Q" fiigor.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 1000 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe 276 fiigor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1000 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe 276 fiigor.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1000 wrote to memory of 276 1000 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe 27 PID 1000 wrote to memory of 276 1000 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe 27 PID 1000 wrote to memory of 276 1000 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe 27 PID 1000 wrote to memory of 276 1000 9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.exe"C:\Users\Admin\AppData\Local\Temp\9db7b6c785dfe553776916a91fbc18416055f1735fa7e1428feed7dea9afab6e.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:1000 -
C:\Users\Admin\fiigor.exe"C:\Users\Admin\fiigor.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:276
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
284KB
MD560eb7bc5fca67724bfb5b5837dba9717
SHA1c01d7cd81a5cdb54bdb3024fbfe89953126dbd14
SHA25619555cd6a73360594e3109c603160a09ae5bb044e4f2ec53debde7892b3c4571
SHA512c462efdc12b9e59c712d610dba7773832ac69c58dbfa27a5e58aaa17564b1cff818cdbe7564291c381a682c2424d3b88aac6ddacb64930c3981d060180c68fb8
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Filesize
284KB
MD560eb7bc5fca67724bfb5b5837dba9717
SHA1c01d7cd81a5cdb54bdb3024fbfe89953126dbd14
SHA25619555cd6a73360594e3109c603160a09ae5bb044e4f2ec53debde7892b3c4571
SHA512c462efdc12b9e59c712d610dba7773832ac69c58dbfa27a5e58aaa17564b1cff818cdbe7564291c381a682c2424d3b88aac6ddacb64930c3981d060180c68fb8
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Filesize
284KB
MD560eb7bc5fca67724bfb5b5837dba9717
SHA1c01d7cd81a5cdb54bdb3024fbfe89953126dbd14
SHA25619555cd6a73360594e3109c603160a09ae5bb044e4f2ec53debde7892b3c4571
SHA512c462efdc12b9e59c712d610dba7773832ac69c58dbfa27a5e58aaa17564b1cff818cdbe7564291c381a682c2424d3b88aac6ddacb64930c3981d060180c68fb8
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Filesize
284KB
MD560eb7bc5fca67724bfb5b5837dba9717
SHA1c01d7cd81a5cdb54bdb3024fbfe89953126dbd14
SHA25619555cd6a73360594e3109c603160a09ae5bb044e4f2ec53debde7892b3c4571
SHA512c462efdc12b9e59c712d610dba7773832ac69c58dbfa27a5e58aaa17564b1cff818cdbe7564291c381a682c2424d3b88aac6ddacb64930c3981d060180c68fb8