Analysis
- max time kernel
148s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
21/07/2026, 15:22
General
- Target 2026-07-21_510778ff33d08f8c9f5fe7a56be3b4c3_cobalt-strike_elex_icedid_njrat.exe
- Size 479KB
- Sample260721-sr21qsbf63
- SHA256 4104faa00f1e6b482c61816a042a45181ad5f8fffd291968c8e813c7fac03df5
Malware Config
Signatures
- Deletes itself 1 IoCs
- Executes dropped EXE 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Modifies trusted root certificate store through registry 1 TTPs 2 IoCs
A root certificate was added, modified, or removed in the trusted certificate store registry paths.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies system certificate store 2 TTPs 5 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of UnmapMainImage 2 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-21_510778ff33d08f8c9f5fe7a56be3b4c3_cobalt-strike_elex_icedid_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-21_510778ff33d08f8c9f5fe7a56be3b4c3_cobalt-strike_elex_icedid_njrat.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2026-07-21_510778ff33d08f8c9f5fe7a56be3b4c3_cobalt-strike_elex_icedid_njrat.exeC:\Users\Admin\AppData\Local\Temp\2026-07-21_510778ff33d08f8c9f5fe7a56be3b4c3_cobalt-strike_elex_icedid_njrat.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies trusted root certificate store through registry
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of UnmapMainImage
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
2026-07-21_510778ff33d08f8c9f5fe7a56be3b4c3_cobalt-strike_elex_icedid_njrat.exe
memory/1236-14-0x0000000000400000-0x00000000004E1000-memory.dmp
memory/1236-16-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1236-15-0x0000000001660000-0x0000000001681000-memory.dmp
memory/1236-22-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1236-24-0x0000000000400000-0x00000000004E1000-memory.dmp
memory/4100-0-0x0000000000400000-0x00000000004E1000-memory.dmp
memory/4100-1-0x0000000001650000-0x0000000001671000-memory.dmp
memory/4100-2-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4100-10-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4100-23-0x0000000000400000-0x00000000004E1000-memory.dmp