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Analysis
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max time kernel
151s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 23:19
Static task
static1
Behavioral task
behavioral1
Sample
709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe
Resource
win7-20221111-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe
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Size
108KB
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MD5
1acec9e0a3e1e628fbee19a35aaca8f0
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SHA1
1479e4b998bfef7b5ae0a29af1fc00c162674be8
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SHA256
709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36
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SHA512
38b0591ab1e4e65615e32eb1987ac318f982e7708a47fa556637e300413d30f3d015800931fbfd6345d64a52572270c8e696e760fe16e3a4582834f257114c50
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SSDEEP
3072:teMPpMx2wPsZtgk2f1nkjhsVlAk4NyQ/KCOZBdJe1pfJgy:s2kSgmyloDKTzTQ
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" twxiuj.exe -
Executes dropped EXE 2 IoCs
pid Process 576 twxiuj.exe 1620 twxiuj.exe -
Loads dropped DLL 2 IoCs
pid Process 1348 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 1348 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /w" 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /y" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /d" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /l" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /r" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /e" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /v" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /z" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /t" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /f" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /x" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /n" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /o" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /c" twxiuj.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /j" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /b" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /p" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /s" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /i" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /k" twxiuj.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /a" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /q" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /g" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /w" twxiuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\twxiuj = "C:\\Users\\Admin\\twxiuj.exe /m" twxiuj.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum twxiuj.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 twxiuj.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf twxiuj.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1776 set thread context of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 576 set thread context of 1620 576 twxiuj.exe 30 -
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 1348 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe 1620 twxiuj.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 1348 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 576 twxiuj.exe 1620 twxiuj.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1776 wrote to memory of 1348 1776 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 28 PID 1348 wrote to memory of 576 1348 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 29 PID 1348 wrote to memory of 576 1348 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 29 PID 1348 wrote to memory of 576 1348 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 29 PID 1348 wrote to memory of 576 1348 709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe 29 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30 PID 576 wrote to memory of 1620 576 twxiuj.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe"C:\Users\Admin\AppData\Local\Temp\709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Users\Admin\AppData\Local\Temp\709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36.exe742⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Users\Admin\twxiuj.exe"C:\Users\Admin\twxiuj.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:576 -
C:\Users\Admin\twxiuj.exe744⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1620
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
108KB
MD51acec9e0a3e1e628fbee19a35aaca8f0
SHA11479e4b998bfef7b5ae0a29af1fc00c162674be8
SHA256709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36
SHA51238b0591ab1e4e65615e32eb1987ac318f982e7708a47fa556637e300413d30f3d015800931fbfd6345d64a52572270c8e696e760fe16e3a4582834f257114c50
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Filesize
108KB
MD51acec9e0a3e1e628fbee19a35aaca8f0
SHA11479e4b998bfef7b5ae0a29af1fc00c162674be8
SHA256709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36
SHA51238b0591ab1e4e65615e32eb1987ac318f982e7708a47fa556637e300413d30f3d015800931fbfd6345d64a52572270c8e696e760fe16e3a4582834f257114c50
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Filesize
108KB
MD51acec9e0a3e1e628fbee19a35aaca8f0
SHA11479e4b998bfef7b5ae0a29af1fc00c162674be8
SHA256709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36
SHA51238b0591ab1e4e65615e32eb1987ac318f982e7708a47fa556637e300413d30f3d015800931fbfd6345d64a52572270c8e696e760fe16e3a4582834f257114c50
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Filesize
108KB
MD51acec9e0a3e1e628fbee19a35aaca8f0
SHA11479e4b998bfef7b5ae0a29af1fc00c162674be8
SHA256709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36
SHA51238b0591ab1e4e65615e32eb1987ac318f982e7708a47fa556637e300413d30f3d015800931fbfd6345d64a52572270c8e696e760fe16e3a4582834f257114c50
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Filesize
108KB
MD51acec9e0a3e1e628fbee19a35aaca8f0
SHA11479e4b998bfef7b5ae0a29af1fc00c162674be8
SHA256709e16f8f800feca0956d7f05b1801dc6dbd2a505c32aa23a88c7b51fd3a8d36
SHA51238b0591ab1e4e65615e32eb1987ac318f982e7708a47fa556637e300413d30f3d015800931fbfd6345d64a52572270c8e696e760fe16e3a4582834f257114c50