Analysis
- max time kernel
8s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
12/09/2026, 23:59
General
- Target 2026-09-12_6b5e0c2958a360f9c52816d3762c5c78_akira_cobalt-strike_elex_njrat_vidar.exe
- Size 4.0MB
- Sample260912-31zbbahn2t
- SHA256 f8a6452d9ac8ffae068233039202541cd737c53a3fd0ad0b961c25eadf003462
Malware Config
Signatures
- Custom signatureDetects executables packed with ASPack 11 IoCs
- ASPack v2.12-2.42 2 IoCs
Detects executables packed with ASPack v2.12-2.42
- Executes dropped EXE 5 IoCs
- Adds Run key to start application 2 TTPs 6 IoCs
- Drops file in Windows directory 3 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-12_6b5e0c2958a360f9c52816d3762c5c78_akira_cobalt-strike_elex_njrat_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-12_6b5e0c2958a360f9c52816d3762c5c78_akira_cobalt-strike_elex_njrat_vidar.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\WINDOWS\MSWDM.EXE"C:\WINDOWS\MSWDM.EXE"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
-
-
C:\WINDOWS\MSWDM.EXE-r!C:\Windows\devED78.tmp!C:\Users\Admin\AppData\Local\Temp\2026-09-12_6b5e0c2958a360f9c52816d3762c5c78_akira_cobalt-strike_elex_njrat_vidar.exe! !2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2026-09-12_6B5E0C2958A360F9C52816D3762C5C78_AKIRA_COBALT-STRIKE_ELEX_NJRAT_VIDAR.EXE3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\WINDOWS\MSWDM.EXE-e!C:\Windows\devED78.tmp!C:\Users\Admin\AppData\Local\Temp\2026-09-12_6B5E0C2958A360F9C52816D3762C5C78_AKIRA_COBALT-STRIKE_ELEX_NJRAT_VIDAR.EXE!3⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
-
-
-
C:\Windows\MSWDM.EXEMSWDM.EXE1⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
2026-09-12_6B5E0C2958A360F9C52816D3762C5C78_AKIRA_COBALT-STRIKE_ELEX_NJRAT_VIDAR.EXE
MSWDM.EXE
devED78.tmp
memory/408-8-0x0000000000400000-0x0000000000414000-memory.dmp
memory/408-24-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1124-29-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2216-28-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2216-26-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4572-17-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4572-21-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4760-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4760-11-0x0000000000400000-0x0000000000414000-memory.dmp