Analysis
- max time kernel
133s - max time network
136s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
04/08/2026, 09:13
General
- Target 2026-08-03_e5cb452c1250378b6a7c545837540b7b_cobalt-strike_elex_icedid_njrat_vidar.exe
- Size 4.9MB
- Sample260804-k63a2sbq71
- SHA256 05515dbe3bf3e1d87e224be9ed203376e1eb4b7682e4eb0c2e8f917a6c3aa4f7
Malware Config
Signatures
- Deletes itself 1 IoCs
- Executes dropped EXE 4 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
- Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in System32 directory 1 IoCs
- Drops file in Program Files directory 6 IoCs
- Drops file in Windows directory 6 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_e5cb452c1250378b6a7c545837540b7b_cobalt-strike_elex_icedid_njrat_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_e5cb452c1250378b6a7c545837540b7b_cobalt-strike_elex_icedid_njrat_vidar.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\temp0a1.exe"C:\Windows\temp0a1.exe" ejecuta2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_e5cb452c1250378b6a7c545837540b7b_cobalt-strike_elex_icedid_njrat_vidar.exeC:\Users\Admin\AppData\Local\Temp\2026-08-03_e5cb452c1250378b6a7c545837540b7b_cobalt-strike_elex_icedid_njrat_vidar.exe3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
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C:\Windows\sysPlay.exeC:\Windows\sysPlay.exe1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\temp0a1.exe"C:\Windows\temp0a1.exe" ejecuta2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
OfficeC2RClient.exe
2026-08-03_e5cb452c1250378b6a7c545837540b7b_cobalt-strike_elex_icedid_njrat_vidar.exe
bb.ico
file0a0.dat
file0a0.dat
sysPlay.exe
temp0a1.exe
memory/2924-15-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4768-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5272-12-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5460-17-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5460-18-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5460-19-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5460-36-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5460-50-0x0000000000400000-0x0000000000414000-memory.dmp