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Analysis
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max time kernel
151s -
max time network
110s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
30/10/2022, 00:12
Static task
static1
Behavioral task
behavioral1
Sample
f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe
Resource
win7-20220901-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe
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Size
112KB
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MD5
92bfaaa8f8b52ca5615d137b8732fc00
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SHA1
bf0b730e68156e7fb9ef003c05521e92b63cada0
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SHA256
f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840
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SHA512
f8a14bffa5009234d76d8b94d8bf0ac208c4cb8c69bba28c8071cf4d3979a5893f549ae9a9b2cee80f67eb056a4e98e72a5499e30ee3a5d88566efd8425cbc6b
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SSDEEP
3072:/sj11+dY6+6oXxsMrk1zxDCqAROVls8nC:+iO6pMY1zxgce
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" f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" rmnaeq.exe -
Executes dropped EXE 2 IoCs
pid Process 1732 rmnaeq.exe 1468 rmnaeq.exe -
Loads dropped DLL 2 IoCs
pid Process 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /j" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /a" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /k" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /t" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /m" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /n" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /i" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /b" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /l" f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /y" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /w" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /p" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /l" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /o" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /s" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /e" rmnaeq.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /x" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /d" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /g" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /f" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /r" rmnaeq.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /v" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /h" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /u" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /c" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /q" rmnaeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\rmnaeq = "C:\\Users\\Admin\\rmnaeq.exe /z" rmnaeq.exe -
Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created C:\Users\Admin\c\autorun.inf rmnaeq.exe File opened for modification C:\Users\Admin\c\autorun.inf rmnaeq.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1376 set thread context of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1732 set thread context of 1468 1732 rmnaeq.exe 29 -
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 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe 1468 rmnaeq.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 1732 rmnaeq.exe 1468 rmnaeq.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1376 wrote to memory of 1952 1376 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 26 PID 1952 wrote to memory of 1732 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 27 PID 1952 wrote to memory of 1732 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 27 PID 1952 wrote to memory of 1732 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 27 PID 1952 wrote to memory of 1732 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 27 PID 1952 wrote to memory of 1760 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 28 PID 1952 wrote to memory of 1760 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 28 PID 1952 wrote to memory of 1760 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 28 PID 1952 wrote to memory of 1760 1952 f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe 28 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29 PID 1732 wrote to memory of 1468 1732 rmnaeq.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe"C:\Users\Admin\AppData\Local\Temp\f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Users\Admin\AppData\Local\Temp\f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840.exe712⤵
- 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:1952 -
C:\Users\Admin\rmnaeq.exe"C:\Users\Admin\rmnaeq.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Users\Admin\rmnaeq.exe714⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1468
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C:\Windows\SysWOW64\PhotoScreensaver.scr"C:\Windows\System32\PhotoScreensaver.scr" /S3⤵PID:1760
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
112KB
MD592bfaaa8f8b52ca5615d137b8732fc00
SHA1bf0b730e68156e7fb9ef003c05521e92b63cada0
SHA256f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840
SHA512f8a14bffa5009234d76d8b94d8bf0ac208c4cb8c69bba28c8071cf4d3979a5893f549ae9a9b2cee80f67eb056a4e98e72a5499e30ee3a5d88566efd8425cbc6b
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Filesize
112KB
MD592bfaaa8f8b52ca5615d137b8732fc00
SHA1bf0b730e68156e7fb9ef003c05521e92b63cada0
SHA256f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840
SHA512f8a14bffa5009234d76d8b94d8bf0ac208c4cb8c69bba28c8071cf4d3979a5893f549ae9a9b2cee80f67eb056a4e98e72a5499e30ee3a5d88566efd8425cbc6b
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Filesize
112KB
MD592bfaaa8f8b52ca5615d137b8732fc00
SHA1bf0b730e68156e7fb9ef003c05521e92b63cada0
SHA256f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840
SHA512f8a14bffa5009234d76d8b94d8bf0ac208c4cb8c69bba28c8071cf4d3979a5893f549ae9a9b2cee80f67eb056a4e98e72a5499e30ee3a5d88566efd8425cbc6b
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Filesize
112KB
MD592bfaaa8f8b52ca5615d137b8732fc00
SHA1bf0b730e68156e7fb9ef003c05521e92b63cada0
SHA256f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840
SHA512f8a14bffa5009234d76d8b94d8bf0ac208c4cb8c69bba28c8071cf4d3979a5893f549ae9a9b2cee80f67eb056a4e98e72a5499e30ee3a5d88566efd8425cbc6b
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Filesize
112KB
MD592bfaaa8f8b52ca5615d137b8732fc00
SHA1bf0b730e68156e7fb9ef003c05521e92b63cada0
SHA256f0350ff62c007fa6007b3b0fd75f1755356d292b62ca0b5eede052f010232840
SHA512f8a14bffa5009234d76d8b94d8bf0ac208c4cb8c69bba28c8071cf4d3979a5893f549ae9a9b2cee80f67eb056a4e98e72a5499e30ee3a5d88566efd8425cbc6b