Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
09/08/2026, 15:18
General
- Target 2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe
- Size 841KB
- Sample260809-sptatattdw
- SHA256 2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534
Malware Config
Extracted
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djvu
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http://zexeq.com/test2/get.php
-
extension
.hhaz
-
offline_id
gG3wF8nDWRqLztkHPAxMzpvNVlmLBMgQKmKiCNt1
- payload_url
-
ransomnote
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Signatures
- Family: Djvu Ransomware
Ransomware which is a variant of the STOP family.
- Detected Djvu ransomware 24 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 5 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\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe"C:\Users\Admin\AppData\Local\Temp\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe"C:\Users\Admin\AppData\Local\Temp\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.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\adcb9ccd-9570-4f7c-962d-0edcd9b20708" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
-
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C:\Users\Admin\AppData\Local\Temp\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe"C:\Users\Admin\AppData\Local\Temp\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe"C:\Users\Admin\AppData\Local\Temp\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe" --Admin IsNotAutoStart IsNotTask4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
-
-
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C:\Users\Admin\AppData\Local\adcb9ccd-9570-4f7c-962d-0edcd9b20708\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exeC:\Users\Admin\AppData\Local\adcb9ccd-9570-4f7c-962d-0edcd9b20708\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\adcb9ccd-9570-4f7c-962d-0edcd9b20708\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exeC:\Users\Admin\AppData\Local\adcb9ccd-9570-4f7c-962d-0edcd9b20708\2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.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
B46811C17859FFB409CF0E904A4AA8F8
70825F0EABF2526E540CA0F7C268D189
B46811C17859FFB409CF0E904A4AA8F8
2dcb65f18ee5ff985d4448c2bc01ecff8c1e379d969ef09591789dde8dd1d534.exe
bowsakkdestx.txt
memory/960-69-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-70-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-55-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-72-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-71-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-28-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-52-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-50-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-67-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-26-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-66-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-33-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-62-0x0000000000400000-0x0000000000537000-memory.dmp
memory/960-51-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1108-3-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1108-4-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1108-15-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1108-5-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1108-6-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1236-1-0x0000000002890000-0x000000000292D000-memory.dmp
memory/1236-2-0x0000000002A30000-0x0000000002B4B000-memory.dmp
memory/4424-19-0x0000000000400000-0x0000000000C2F000-memory.dmp
memory/4424-30-0x0000000000400000-0x0000000000C2F000-memory.dmp
memory/4980-40-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4980-22-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4980-29-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4980-24-0x0000000000400000-0x0000000000537000-memory.dmp
memory/5056-31-0x0000000000400000-0x0000000000C2F000-memory.dmp
memory/5056-23-0x0000000000400000-0x0000000000C2F000-memory.dmp