Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
30/08/2026, 19:41
General
- Target 9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe
- Size 778KB
- Sample260830-yd39jagp21
- SHA256 9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939
Malware Config
Extracted
-
djvu
-
http://zexeq.com/test2/get.php
-
extension
.jawr
-
offline_id
UlJXrkKDIkENh0vb5W9For2Yyh6riGytjO5p2St1
- payload_url
-
ransomnote
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Signatures
- Family: Djvu Ransomware
Ransomware which is a variant of the STOP family.
- Detected Djvu ransomware 22 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Modifies file permissions 1 TTPs 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Looks up external IP address via web service 1 TTPs 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of WriteProcessMemory 23 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe"C:\Users\Admin\AppData\Local\Temp\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe"C:\Users\Admin\AppData\Local\Temp\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\be3f7d20-4fcc-4c7b-902d-42ffad159b61" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\Temp\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe"C:\Users\Admin\AppData\Local\Temp\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe"C:\Users\Admin\AppData\Local\Temp\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe" --Admin IsNotAutoStart IsNotTask4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
-
-
-
C:\Users\Admin\AppData\Local\be3f7d20-4fcc-4c7b-902d-42ffad159b61\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exeC:\Users\Admin\AppData\Local\be3f7d20-4fcc-4c7b-902d-42ffad159b61\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\be3f7d20-4fcc-4c7b-902d-42ffad159b61\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exeC:\Users\Admin\AppData\Local\be3f7d20-4fcc-4c7b-902d-42ffad159b61\9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
70825F0EABF2526E540CA0F7C268D189
8B2B9A00839EED1DFDCCC3BFC2F5DF12
B46811C17859FFB409CF0E904A4AA8F8
70825F0EABF2526E540CA0F7C268D189
8B2B9A00839EED1DFDCCC3BFC2F5DF12
B46811C17859FFB409CF0E904A4AA8F8
9b9cf06df2d9bd1178ce117a631345ed7961e96ec68198887db86f01257d1939.exe
bowsakkdestx.txt
memory/2240-2-0x0000000002940000-0x0000000002A5B000-memory.dmp
memory/2240-1-0x0000000002860000-0x00000000028FB000-memory.dmp
memory/2496-24-0x0000000000400000-0x0000000000C1D000-memory.dmp
memory/2496-30-0x0000000000400000-0x0000000000C1D000-memory.dmp
memory/3428-50-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-27-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-51-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-52-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-71-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-26-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-29-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-58-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-70-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-69-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-68-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-66-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3428-65-0x0000000000400000-0x0000000000537000-memory.dmp
memory/3932-35-0x0000000000400000-0x0000000000C1D000-memory.dmp
memory/3932-34-0x0000000000400000-0x0000000000C1D000-memory.dmp
memory/5240-3-0x0000000000400000-0x0000000000537000-memory.dmp
memory/5240-4-0x0000000000400000-0x0000000000537000-memory.dmp
memory/5240-5-0x0000000000400000-0x0000000000537000-memory.dmp
memory/5240-6-0x0000000000400000-0x0000000000537000-memory.dmp
memory/5240-20-0x0000000000400000-0x0000000000537000-memory.dmp
memory/5704-33-0x0000000000400000-0x0000000000537000-memory.dmp
memory/5704-46-0x0000000000400000-0x0000000000537000-memory.dmp
memory/5704-37-0x0000000000400000-0x0000000000537000-memory.dmp