Analysis
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max time kernel
150s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
07/12/2022, 02:57
Static task
static1
Behavioral task
behavioral1
Sample
d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe
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Size
240KB
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MD5
ab719891e5c2fdbcf46dbba611c503f7
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SHA1
fae3e946d1b0ed9c0911b8d34c749e68e29e7e10
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SHA256
d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8
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SHA512
c493b36267fa0f79dd8417a7c69f979f2eab25d7218253172521e79cf4bbf43257faaf53f2c01f9079fcc45763d907a2783f7d2809562e7b9a42408702a910af
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SSDEEP
3072:BkBrtXT8j6VlpuBd90i/SmWKLi7CjFSivnfu3fbMdozt5czH/S:Bma0UGKGkFRKfeoztOe
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" rylaef.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe -
Executes dropped EXE 1 IoCs
pid Process 1680 rylaef.exe -
Loads dropped DLL 2 IoCs
pid Process 1696 d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe 1696 d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /b" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /o" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /w" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /y" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /f" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /e" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /c" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /s" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /j" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /e" d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /a" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /n" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /i" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /q" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /h" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /l" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /m" rylaef.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /z" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /r" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /t" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /x" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /p" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /g" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /k" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /u" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /d" rylaef.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rylaef = "C:\\Users\\Admin\\rylaef.exe /v" rylaef.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 1696 d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe 1680 rylaef.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1696 d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe 1680 rylaef.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1696 wrote to memory of 1680 1696 d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe 27 PID 1696 wrote to memory of 1680 1696 d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe 27 PID 1696 wrote to memory of 1680 1696 d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe 27 PID 1696 wrote to memory of 1680 1696 d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.exe"C:\Users\Admin\AppData\Local\Temp\d246e973a2f2204a2a19c79eb9b9a626fe5bfb9b104d67aa7a8287991cdcded8.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:1696 -
C:\Users\Admin\rylaef.exe"C:\Users\Admin\rylaef.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:1680
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
240KB
MD5c2a5dabdaf0ed9192920ad44b6f3fc44
SHA1eecd384b8c1e066113b8791042826d38264ad840
SHA256e83531d2cd8ddcb405cc08d595b353cd5a0ec4821d01721d0d0cca0bbf39c51b
SHA512d621f5412d9c312384738a3a9a4c6b3f25ef8f2c2cb9721763df3753655242f38d948bb20ba00dc9ae59ca83f5e2deb4eac2dd3a662762a936340d4dce413398
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Filesize
240KB
MD5c2a5dabdaf0ed9192920ad44b6f3fc44
SHA1eecd384b8c1e066113b8791042826d38264ad840
SHA256e83531d2cd8ddcb405cc08d595b353cd5a0ec4821d01721d0d0cca0bbf39c51b
SHA512d621f5412d9c312384738a3a9a4c6b3f25ef8f2c2cb9721763df3753655242f38d948bb20ba00dc9ae59ca83f5e2deb4eac2dd3a662762a936340d4dce413398
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Filesize
240KB
MD5c2a5dabdaf0ed9192920ad44b6f3fc44
SHA1eecd384b8c1e066113b8791042826d38264ad840
SHA256e83531d2cd8ddcb405cc08d595b353cd5a0ec4821d01721d0d0cca0bbf39c51b
SHA512d621f5412d9c312384738a3a9a4c6b3f25ef8f2c2cb9721763df3753655242f38d948bb20ba00dc9ae59ca83f5e2deb4eac2dd3a662762a936340d4dce413398
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Filesize
240KB
MD5c2a5dabdaf0ed9192920ad44b6f3fc44
SHA1eecd384b8c1e066113b8791042826d38264ad840
SHA256e83531d2cd8ddcb405cc08d595b353cd5a0ec4821d01721d0d0cca0bbf39c51b
SHA512d621f5412d9c312384738a3a9a4c6b3f25ef8f2c2cb9721763df3753655242f38d948bb20ba00dc9ae59ca83f5e2deb4eac2dd3a662762a936340d4dce413398