Analysis
-
max time kernel
133s -
max time network
133s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
23-10-2021 23:11
Static task
static1
Behavioral task
behavioral1
Sample
3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe
Resource
win10-en-20210920
General
-
Target
3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe
-
Size
854KB
-
MD5
c07161e775c2294a86f203f8863487b2
-
SHA1
5d35df7e03416ee98473c2b0b900ba76887f5140
-
SHA256
3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83
-
SHA512
f330c64ddd6e3ea414e29a598863e63c2f354b42577b8bd8039fe60515603801f0556aa4d817a3c37d916d2e6955d968c2da7740ceaec86389df77fd5c1af320
Malware Config
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
-
profile_id
517
Extracted
djvu
http://rlrz.org/fhsgtsspen6
Signatures
-
Detected Djvu ransomware 6 IoCs
Processes:
resource yara_rule behavioral1/memory/360-118-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/360-117-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/4376-119-0x0000000000D50000-0x0000000000E6B000-memory.dmp family_djvu behavioral1/memory/360-120-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/4548-126-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/4548-131-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
-
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
-
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
-
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
-
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
-
Vidar Stealer 4 IoCs
Processes:
resource yara_rule behavioral1/memory/2496-146-0x0000000000400000-0x00000000004D9000-memory.dmp family_vidar behavioral1/memory/2496-147-0x00000000004A18CD-mapping.dmp family_vidar behavioral1/memory/1312-149-0x0000000004C60000-0x0000000004D36000-memory.dmp family_vidar behavioral1/memory/2496-150-0x0000000000400000-0x00000000004D9000-memory.dmp family_vidar -
Downloads MZ/PE file
-
Executes dropped EXE 8 IoCs
Processes:
build2.exebuild3.exebuild3.exebuild2.exemstsca.exemstsca.exemstsca.exemstsca.exepid process 1312 build2.exe 1792 build3.exe 2000 build3.exe 2496 build2.exe 5076 mstsca.exe 4720 mstsca.exe 3076 mstsca.exe 5092 mstsca.exe -
Loads dropped DLL 2 IoCs
Processes:
build2.exepid process 2496 build2.exe 2496 build2.exe -
Modifies file permissions 1 TTPs 1 IoCs
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\f6aa76ae-e18e-4373-94a5-9b8c79da5497\\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe\" --AutoStart" 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 8 api.2ip.ua 9 api.2ip.ua 26 api.2ip.ua -
Suspicious use of SetThreadContext 6 IoCs
Processes:
3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exebuild3.exebuild2.exemstsca.exemstsca.exedescription pid process target process PID 4376 set thread context of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 set thread context of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 1792 set thread context of 2000 1792 build3.exe build3.exe PID 1312 set thread context of 2496 1312 build2.exe build2.exe PID 5076 set thread context of 4720 5076 mstsca.exe mstsca.exe PID 3076 set thread context of 5092 3076 mstsca.exe mstsca.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
build2.exedescription 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.
Processes:
schtasks.exeschtasks.exepid process 1664 schtasks.exe 4700 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1332 timeout.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 4688 taskkill.exe -
Processes:
3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exebuild2.exepid process 360 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 360 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 4548 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 4548 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 2496 build2.exe 2496 build2.exe 2496 build2.exe 2496 build2.exe 2496 build2.exe 2496 build2.exe 2496 build2.exe 2496 build2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 4688 taskkill.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exebuild3.exebuild3.exebuild2.exebuild2.execmd.exemstsca.exedescription pid process target process PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4376 wrote to memory of 360 4376 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 360 wrote to memory of 4584 360 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe icacls.exe PID 360 wrote to memory of 4584 360 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe icacls.exe PID 360 wrote to memory of 4584 360 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe icacls.exe PID 360 wrote to memory of 3836 360 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 360 wrote to memory of 3836 360 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 360 wrote to memory of 3836 360 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 3836 wrote to memory of 4548 3836 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe PID 4548 wrote to memory of 1312 4548 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe build2.exe PID 4548 wrote to memory of 1312 4548 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe build2.exe PID 4548 wrote to memory of 1312 4548 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe build2.exe PID 4548 wrote to memory of 1792 4548 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe build3.exe PID 4548 wrote to memory of 1792 4548 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe build3.exe PID 4548 wrote to memory of 1792 4548 3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 1792 wrote to memory of 2000 1792 build3.exe build3.exe PID 2000 wrote to memory of 1664 2000 build3.exe schtasks.exe PID 2000 wrote to memory of 1664 2000 build3.exe schtasks.exe PID 2000 wrote to memory of 1664 2000 build3.exe schtasks.exe PID 1312 wrote to memory of 2496 1312 build2.exe build2.exe PID 1312 wrote to memory of 2496 1312 build2.exe build2.exe PID 1312 wrote to memory of 2496 1312 build2.exe build2.exe PID 1312 wrote to memory of 2496 1312 build2.exe build2.exe PID 1312 wrote to memory of 2496 1312 build2.exe build2.exe PID 1312 wrote to memory of 2496 1312 build2.exe build2.exe PID 1312 wrote to memory of 2496 1312 build2.exe build2.exe PID 1312 wrote to memory of 2496 1312 build2.exe build2.exe PID 2496 wrote to memory of 3884 2496 build2.exe cmd.exe PID 2496 wrote to memory of 3884 2496 build2.exe cmd.exe PID 2496 wrote to memory of 3884 2496 build2.exe cmd.exe PID 3884 wrote to memory of 4688 3884 cmd.exe taskkill.exe PID 3884 wrote to memory of 4688 3884 cmd.exe taskkill.exe PID 3884 wrote to memory of 4688 3884 cmd.exe taskkill.exe PID 3884 wrote to memory of 1332 3884 cmd.exe timeout.exe PID 3884 wrote to memory of 1332 3884 cmd.exe timeout.exe PID 3884 wrote to memory of 1332 3884 cmd.exe timeout.exe PID 5076 wrote to memory of 4720 5076 mstsca.exe mstsca.exe PID 5076 wrote to memory of 4720 5076 mstsca.exe mstsca.exe PID 5076 wrote to memory of 4720 5076 mstsca.exe mstsca.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe"C:\Users\Admin\AppData\Local\Temp\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe"C:\Users\Admin\AppData\Local\Temp\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe"2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\f6aa76ae-e18e-4373-94a5-9b8c79da5497" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
-
C:\Users\Admin\AppData\Local\Temp\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe"C:\Users\Admin\AppData\Local\Temp\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe"C:\Users\Admin\AppData\Local\Temp\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build2.exe"C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build2.exe"C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build2.exe"6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build2.exe" & del C:\ProgramData\*.dll & exit7⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\taskkill.exetaskkill /im build2.exe /f8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build3.exe"C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build3.exe"C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build3.exe"6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
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"7⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
-
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"3⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\ProgramData\freebl3.dllMD5
ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
-
C:\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
-
C:\ProgramData\msvcp140.dllMD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
-
C:\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
-
C:\ProgramData\softokn3.dllMD5
a2ee53de9167bf0d6c019303b7ca84e5
SHA12a3c737fa1157e8483815e98b666408a18c0db42
SHA25643536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083
SHA51245b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8
-
C:\ProgramData\vcruntime140.dllMD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850DMD5
eb580dc014e8a0ba57b05717d9b2c7a1
SHA11b9f2cb35263b103d05af84a8b41f74186afed72
SHA25659c9f91919d8cf9c0c8dd5089eb737460ee002f17bdc2cf90c4872263c426fd9
SHA512ad031d69240c9e33faad5a7f07e5b524c06fb54f2360095f23a7accf28b17958fb52e40fb01f45498f8c19d00289f1f579b6cb995ec1ad6c468fd27aa33f16df
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711EMD5
3168035090977b01e2b15a045297d6cd
SHA1baec8a47d00d0904648b385aca5778d947456dc7
SHA256e57b9ecf72046536715f2b8dfad9f0e5560d325149f0ac80598d2d7a5703744a
SHA512377ac77af3dd55e07683a0ed76df64b517ead18a2ce278f5ca2db41fd5559e44a533ffb325e14ac34186ee03efc483c8841207da042cae3e9ea9ec3eacc63942
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850DMD5
c06e57a33c07a663ca05257e5004d0cd
SHA14d6c208ed5344d2bea7d228967a797fbd3508c25
SHA256a0accab709eebecf7873e7861645161fd36abc75d7dc01b8f49cee24b33f1b1a
SHA512e10998c63c70669a7aee55901e35925f4c8c339c70cca22d20df65fcdaad99c7ff4804f44d15454389b53fbf7f9cbe57d05bd211ffdea08cb2413ca748d871bd
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711EMD5
42b08e95b9f0cc9fba8f73bb18c08ac2
SHA19e81d6500be69a1cc41523242ce5cf86500b682c
SHA25603c99757cc92427d61aff7004fe3613cefe72940caac986b9e599d6efaf99dcf
SHA512b4d7ae2367610742977bf2f4afd517ab9c7fae7f4880ab4d5896f50b592c022d9521c5b1a6d232b4bf6f68285033570e2e503295928ba2e2aca2116f5802db2a
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build2.exeMD5
a2ef57bbe3a8af95196a419a7962bfaa
SHA11a0c42723cd1e2e947f904619de7fcea5ca4a183
SHA2564bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9
SHA512ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build2.exeMD5
a2ef57bbe3a8af95196a419a7962bfaa
SHA11a0c42723cd1e2e947f904619de7fcea5ca4a183
SHA2564bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9
SHA512ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build2.exeMD5
a2ef57bbe3a8af95196a419a7962bfaa
SHA11a0c42723cd1e2e947f904619de7fcea5ca4a183
SHA2564bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9
SHA512ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build3.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build3.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Local\ea824e6a-4675-48e2-a632-7d024726c46a\build3.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Local\f6aa76ae-e18e-4373-94a5-9b8c79da5497\3b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83.exeMD5
c07161e775c2294a86f203f8863487b2
SHA15d35df7e03416ee98473c2b0b900ba76887f5140
SHA2563b8fa8d62b07648af063391913ed2651eadd5d47f063a6f6c5b493a01f4b2c83
SHA512f330c64ddd6e3ea414e29a598863e63c2f354b42577b8bd8039fe60515603801f0556aa4d817a3c37d916d2e6955d968c2da7740ceaec86389df77fd5c1af320
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeMD5
0fea771099e342facd95a9d659548919
SHA19f8b56a37870f8b4ac5aa0ff5677a666f94c7197
SHA2566f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403
SHA5122c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3
-
\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
-
\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
-
memory/360-118-0x0000000000424141-mapping.dmp
-
memory/360-117-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/360-120-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/1312-132-0x0000000000000000-mapping.dmp
-
memory/1312-149-0x0000000004C60000-0x0000000004D36000-memory.dmpFilesize
856KB
-
memory/1332-155-0x0000000000000000-mapping.dmp
-
memory/1664-143-0x0000000000000000-mapping.dmp
-
memory/1792-144-0x0000000003270000-0x0000000003274000-memory.dmpFilesize
16KB
-
memory/1792-136-0x0000000000000000-mapping.dmp
-
memory/2000-145-0x0000000000400000-0x0000000000406000-memory.dmpFilesize
24KB
-
memory/2000-141-0x0000000000401AFA-mapping.dmp
-
memory/2000-140-0x0000000000400000-0x0000000000406000-memory.dmpFilesize
24KB
-
memory/2496-150-0x0000000000400000-0x00000000004D9000-memory.dmpFilesize
868KB
-
memory/2496-146-0x0000000000400000-0x00000000004D9000-memory.dmpFilesize
868KB
-
memory/2496-147-0x00000000004A18CD-mapping.dmp
-
memory/3076-174-0x0000000003250000-0x00000000032FE000-memory.dmpFilesize
696KB
-
memory/3836-123-0x0000000000000000-mapping.dmp
-
memory/3836-124-0x0000000000BAE000-0x0000000000C3F000-memory.dmpFilesize
580KB
-
memory/3884-153-0x0000000000000000-mapping.dmp
-
memory/4376-116-0x00000000009EA000-0x0000000000A7B000-memory.dmpFilesize
580KB
-
memory/4376-119-0x0000000000D50000-0x0000000000E6B000-memory.dmpFilesize
1.1MB
-
memory/4548-126-0x0000000000424141-mapping.dmp
-
memory/4548-131-0x0000000000400000-0x0000000000537000-memory.dmpFilesize
1.2MB
-
memory/4584-121-0x0000000000000000-mapping.dmp
-
memory/4688-154-0x0000000000000000-mapping.dmp
-
memory/4700-168-0x0000000000000000-mapping.dmp
-
memory/4720-166-0x0000000000401AFA-mapping.dmp
-
memory/5092-172-0x0000000000401AFA-mapping.dmp