Analysis
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max time kernel
205s -
max time network
209s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 19:48
Static task
static1
Behavioral task
behavioral1
Sample
fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe
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Size
92KB
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MD5
0cbb5d28448f7d17168d99f8101ab5e0
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SHA1
06b9e219ac0c5c879f5aa643405c9327f5dbced2
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SHA256
fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69
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SHA512
eede7c16ce1b2b4bf210743987fbf2a87ef66b7cf8f24353b7df27bb645ec5efbd72da2447ba76057989669227011bddb69ddaf9cd7e7d0bbd4d75a6847734fe
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SSDEEP
1536:qopGBPtNXuX0l2bz20S5TvgtBrdeY6bRqZNKTtQCSbCMGO2AB7sw:8LcX0l2bzZS5LgtBd1QnTSCjFI4w
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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe Set value (int) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tlyuj.exe -
Executes dropped EXE 2 IoCs
pid Process 3684 tlyuj.exe 4504 tlyuj.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /d" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /j" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /t" tlyuj.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run\ tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /a" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /h" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /m" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /w" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /s" tlyuj.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run\ fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /v" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /b" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /i" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /r" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /l" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /z" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /c" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /u" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /v" fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /o" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /e" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /n" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /f" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /y" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /q" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /p" tlyuj.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tlyuj = "C:\\Users\\Admin\\tlyuj.exe /x" tlyuj.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 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum tlyuj.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 tlyuj.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 tlyuj.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2984 set thread context of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 3684 set thread context of 4504 3684 tlyuj.exe 87 -
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 4412 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 4412 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe 4504 tlyuj.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 4412 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 3684 tlyuj.exe 4504 tlyuj.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 2984 wrote to memory of 4412 2984 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 83 PID 4412 wrote to memory of 3684 4412 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 86 PID 4412 wrote to memory of 3684 4412 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 86 PID 4412 wrote to memory of 3684 4412 fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe 86 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87 PID 3684 wrote to memory of 4504 3684 tlyuj.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe"C:\Users\Admin\AppData\Local\Temp\fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Users\Admin\AppData\Local\Temp\fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69.exe712⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4412 -
C:\Users\Admin\tlyuj.exe"C:\Users\Admin\tlyuj.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3684 -
C:\Users\Admin\tlyuj.exe714⤵
- 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:4504
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
92KB
MD50cbb5d28448f7d17168d99f8101ab5e0
SHA106b9e219ac0c5c879f5aa643405c9327f5dbced2
SHA256fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69
SHA512eede7c16ce1b2b4bf210743987fbf2a87ef66b7cf8f24353b7df27bb645ec5efbd72da2447ba76057989669227011bddb69ddaf9cd7e7d0bbd4d75a6847734fe
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Filesize
92KB
MD50cbb5d28448f7d17168d99f8101ab5e0
SHA106b9e219ac0c5c879f5aa643405c9327f5dbced2
SHA256fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69
SHA512eede7c16ce1b2b4bf210743987fbf2a87ef66b7cf8f24353b7df27bb645ec5efbd72da2447ba76057989669227011bddb69ddaf9cd7e7d0bbd4d75a6847734fe
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Filesize
92KB
MD50cbb5d28448f7d17168d99f8101ab5e0
SHA106b9e219ac0c5c879f5aa643405c9327f5dbced2
SHA256fd82beed28a41ab421005a05069972a81f298f6dea9a81e9a0bda69d98451d69
SHA512eede7c16ce1b2b4bf210743987fbf2a87ef66b7cf8f24353b7df27bb645ec5efbd72da2447ba76057989669227011bddb69ddaf9cd7e7d0bbd4d75a6847734fe