Analysis
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max time kernel
298s -
max time network
162s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
27-11-2023 04:52
Static task
static1
Behavioral task
behavioral1
Sample
509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe
Resource
win10-20231025-en
General
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Target
509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe
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Size
785KB
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MD5
ed61f850998129a23067242a868a2044
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SHA1
f5873bdd503ab43cc7c1bf7bfb9294a36bc8b74a
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SHA256
509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1
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SHA512
ee3094216838491481fc42cac3bfa518733f95e4765a7348cb43e449d74b7f58818f6fe41a4661907ae0648ef0a219a069231808a0bda6173f7677aeba7e7a41
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SSDEEP
12288:TPSJR2xS142p8hcMdkjTDcmLbJnGOXIBHHis5JZ1vJwmrShMvDZ0:KR2mTp8nocUtwnis5WwDZ0
Malware Config
Extracted
djvu
http://zexeq.com/lancer/get.php
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extension
.gycc
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offline_id
nN1rRlTxKTPo66pmJEAHwufZ2Dhz4MsNxIlOk6t1
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payload_url
http://brusuax.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Signatures
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Detected Djvu ransomware 15 IoCs
resource yara_rule behavioral1/memory/3024-5-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2284-4-0x0000000002110000-0x000000000222B000-memory.dmp family_djvu behavioral1/memory/3024-8-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/3024-9-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/3024-27-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-35-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-36-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-49-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-50-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-54-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-56-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-57-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-69-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2556-80-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2844-145-0x0000000000880000-0x0000000000980000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Downloads MZ/PE file
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Executes dropped EXE 13 IoCs
pid Process 2748 build2.exe 2844 build3.exe 2952 build2.exe 2404 build3.exe 2056 mstsca.exe 1584 mstsca.exe 1820 mstsca.exe 2324 mstsca.exe 2300 mstsca.exe 2292 mstsca.exe 1168 mstsca.exe 1372 mstsca.exe 1728 mstsca.exe -
Loads dropped DLL 4 IoCs
pid Process 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 2784 icacls.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\e7e13e6c-a62f-4144-89d6-b5853e5a41be\\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe\" --AutoStart" 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 9 api.2ip.ua 3 api.2ip.ua 4 api.2ip.ua -
Suspicious use of SetThreadContext 8 IoCs
description pid Process procid_target PID 2284 set thread context of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2544 set thread context of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2748 set thread context of 2952 2748 build2.exe 35 PID 2844 set thread context of 2404 2844 build3.exe 38 PID 2056 set thread context of 1584 2056 mstsca.exe 50 PID 1820 set thread context of 2324 1820 mstsca.exe 54 PID 2300 set thread context of 2292 2300 mstsca.exe 56 PID 1168 set thread context of 1372 1168 mstsca.exe 58 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 build2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString build2.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2232 schtasks.exe 888 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2984 timeout.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 build2.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 2952 build2.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 2284 wrote to memory of 3024 2284 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 28 PID 3024 wrote to memory of 2784 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 29 PID 3024 wrote to memory of 2784 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 29 PID 3024 wrote to memory of 2784 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 29 PID 3024 wrote to memory of 2784 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 29 PID 3024 wrote to memory of 2544 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 30 PID 3024 wrote to memory of 2544 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 30 PID 3024 wrote to memory of 2544 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 30 PID 3024 wrote to memory of 2544 3024 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 30 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2544 wrote to memory of 2556 2544 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 31 PID 2556 wrote to memory of 2748 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 33 PID 2556 wrote to memory of 2748 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 33 PID 2556 wrote to memory of 2748 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 33 PID 2556 wrote to memory of 2748 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 33 PID 2556 wrote to memory of 2844 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 34 PID 2556 wrote to memory of 2844 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 34 PID 2556 wrote to memory of 2844 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 34 PID 2556 wrote to memory of 2844 2556 509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe 34 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2748 wrote to memory of 2952 2748 build2.exe 35 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2844 wrote to memory of 2404 2844 build3.exe 38 PID 2404 wrote to memory of 2232 2404 build3.exe 37 PID 2404 wrote to memory of 2232 2404 build3.exe 37 PID 2404 wrote to memory of 2232 2404 build3.exe 37 PID 2404 wrote to memory of 2232 2404 build3.exe 37 PID 2952 wrote to memory of 2536 2952 build2.exe 43 PID 2952 wrote to memory of 2536 2952 build2.exe 43
Processes
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C:\Users\Admin\AppData\Local\Temp\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe"C:\Users\Admin\AppData\Local\Temp\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Users\Admin\AppData\Local\Temp\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe"C:\Users\Admin\AppData\Local\Temp\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3024 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\e7e13e6c-a62f-4144-89d6-b5853e5a41be" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:2784
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C:\Users\Admin\AppData\Local\Temp\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe"C:\Users\Admin\AppData\Local\Temp\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Users\Admin\AppData\Local\Temp\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe"C:\Users\Admin\AppData\Local\Temp\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2556 -
C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build2.exe"C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build2.exe"C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build2.exe"6⤵
- Executes dropped EXE
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2952 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\ProgramData\KECGDBFCBK.exe"7⤵PID:2536
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build2.exe" & del "C:\ProgramData\*.dll"" & exit7⤵PID:2340
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C:\Windows\SysWOW64\timeout.exetimeout /t 58⤵
- Delays execution with timeout.exe
PID:2984
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C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build3.exe"C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2844 -
C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build3.exe"C:\Users\Admin\AppData\Local\24534a61-597c-4bed-840b-9a827a8ffd66\build3.exe"6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2404
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"1⤵
- Creates scheduled task(s)
PID:2232
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C:\Windows\system32\taskeng.exetaskeng.exe {95003D59-D7EA-4F24-BB05-39FD6A201FE8} S-1-5-21-2085049433-1067986815-1244098655-1000:AHLBRYJO\Admin:Interactive:[1]1⤵PID:588
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:2056 -
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
PID:1584 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"4⤵
- Creates scheduled task(s)
PID:888
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:1820 -
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
PID:2324
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:2300 -
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
PID:2292
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:1168 -
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe3⤵
- Executes dropped EXE
PID:1372
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
PID:1728
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize1KB
MD58584329156d082b3be8cae7ce02baef4
SHA1c7442e94ba342d35f13f3afba516efae7e1e749d
SHA256b4e30b71b318a78c4055f1cae108e0c51dc945de02efbf80703d048eb1035806
SHA5126607a44d7e3e36edacc113cd56d1a95f969b27f079303ede89d3f77f5ca071f90a586f7c3731b6bebabb25de9d31dbaaadb5139ce265bda6e2b9dcf8ed2ae089
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize724B
MD58202a1cd02e7d69597995cabbe881a12
SHA18858d9d934b7aa9330ee73de6c476acf19929ff6
SHA25658f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5
SHA51297ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize410B
MD5971ff9b64a1e3e7a7633847a51881a56
SHA14830d292edf76f59bafb4ede4795e1e929386586
SHA256c9e15b409b211e1a787c5c987077fbde60d2120e32bd823869f61d0678979ba9
SHA512d2e91f9678ea28d451791436122e4154882709303a76839e5e2a6400e2cf513ab828483d5643c735f85738ce28ccd1f853826da397d24b2c27f0ebf294ab25b3
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5f40131804ecedff65bbf69685d078985
SHA1eacda1452ca12318d6c84af99310e03ab841c4ed
SHA2562a654ccd5e2cfe53bd11268d4f93154d85d38a21b0b9e1c01e6e631943de86f6
SHA5120153b7583f3688fb20a1ef5945848af9ea6736c84cb20813dab5dc0fd80b9a27f0cb850824490a294257d22a3077df4d8a0a82077f9bc5ea378bedac9e9d6515
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize392B
MD5bf277e36960a2f43d416c5a5a9fb485e
SHA1cb9718264753aa0de8e438fa6ed2790bf931c3a8
SHA25639912fc61d4e4a2e7f15f52d905d424f705cc525308f32f023d0bdbe03621557
SHA51245142938265b2e03689a86389389783080433a64ebb3d7eda6662cfafee8a0b10efec6e4ebd92de0e756fb816d4ebfcf67b4a17ec455f9ccf856fd973e720593
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Filesize
222KB
MD5cb3caf60d63416b453f082de56510f98
SHA1b06d9d1fd647e7e176d8b88c23be1b59f23ca26e
SHA256d883478d7646dd5f53a6ce22e76b432cf1023fb456d2fe8c90176b96754db9e9
SHA5121cb17bd4b917fdfcd322438c54df7bad6dc82756558fc39e531083ee02977c107de00ce0bce2553962cf2ad6a2f6d5181d5f235cda4457149539f0aa52c361e7
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Filesize
222KB
MD5cb3caf60d63416b453f082de56510f98
SHA1b06d9d1fd647e7e176d8b88c23be1b59f23ca26e
SHA256d883478d7646dd5f53a6ce22e76b432cf1023fb456d2fe8c90176b96754db9e9
SHA5121cb17bd4b917fdfcd322438c54df7bad6dc82756558fc39e531083ee02977c107de00ce0bce2553962cf2ad6a2f6d5181d5f235cda4457149539f0aa52c361e7
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Filesize
222KB
MD5cb3caf60d63416b453f082de56510f98
SHA1b06d9d1fd647e7e176d8b88c23be1b59f23ca26e
SHA256d883478d7646dd5f53a6ce22e76b432cf1023fb456d2fe8c90176b96754db9e9
SHA5121cb17bd4b917fdfcd322438c54df7bad6dc82756558fc39e531083ee02977c107de00ce0bce2553962cf2ad6a2f6d5181d5f235cda4457149539f0aa52c361e7
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Filesize
222KB
MD5cb3caf60d63416b453f082de56510f98
SHA1b06d9d1fd647e7e176d8b88c23be1b59f23ca26e
SHA256d883478d7646dd5f53a6ce22e76b432cf1023fb456d2fe8c90176b96754db9e9
SHA5121cb17bd4b917fdfcd322438c54df7bad6dc82756558fc39e531083ee02977c107de00ce0bce2553962cf2ad6a2f6d5181d5f235cda4457149539f0aa52c361e7
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
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C:\Users\Admin\AppData\Local\e7e13e6c-a62f-4144-89d6-b5853e5a41be\509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1.exe
Filesize785KB
MD5ed61f850998129a23067242a868a2044
SHA1f5873bdd503ab43cc7c1bf7bfb9294a36bc8b74a
SHA256509466341efb97d03c3ffc43b6e6570941da23566b1d1101fbde8a836047a7b1
SHA512ee3094216838491481fc42cac3bfa518733f95e4765a7348cb43e449d74b7f58818f6fe41a4661907ae0648ef0a219a069231808a0bda6173f7677aeba7e7a41
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
222KB
MD5cb3caf60d63416b453f082de56510f98
SHA1b06d9d1fd647e7e176d8b88c23be1b59f23ca26e
SHA256d883478d7646dd5f53a6ce22e76b432cf1023fb456d2fe8c90176b96754db9e9
SHA5121cb17bd4b917fdfcd322438c54df7bad6dc82756558fc39e531083ee02977c107de00ce0bce2553962cf2ad6a2f6d5181d5f235cda4457149539f0aa52c361e7
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Filesize
222KB
MD5cb3caf60d63416b453f082de56510f98
SHA1b06d9d1fd647e7e176d8b88c23be1b59f23ca26e
SHA256d883478d7646dd5f53a6ce22e76b432cf1023fb456d2fe8c90176b96754db9e9
SHA5121cb17bd4b917fdfcd322438c54df7bad6dc82756558fc39e531083ee02977c107de00ce0bce2553962cf2ad6a2f6d5181d5f235cda4457149539f0aa52c361e7
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
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Filesize
299KB
MD541b883a061c95e9b9cb17d4ca50de770
SHA11daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA256fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
SHA512cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319