General
- Target 1.elf
- Size 462KB
- Sample261020-mj1j2sgv21
- SHA256 423116f78074a41693d45d9f35d58bcb05bf85a1300cbb5d5d82de5e7730ed1b
- MD5 cb508c2de5a2ed9ca702e79daf3007b5
- SHA1 ad99b0b0e138d4774d8852dfb6d04db69d37b7f4
- SHA512 dbdb2aa8ec66cd84ed776ba3e9496d3a438f50ab111c67e95879185ea0d7ba6bfe9ce6d1683fdecf0d4480ec7ec8b9bda18b7e68f9c1881d0fed8a29c50a60c1
- SSDEEP 12288:v8PkzwtG0cn+hqFHBlcqNokwvCtR20b63LT:NuG060cIvxLT
- TLSH T13FA423DAC44153C4E84B8935C145DFC527FADCBE3D009999CB65A3BEA39861E18839F3
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
1.elf
Resource
ubuntu1804-amd64-20261019-en
Malware Config
Targets
-
- Target 1.elf
- Size 462KB
- SHA256 423116f78074a41693d45d9f35d58bcb05bf85a1300cbb5d5d82de5e7730ed1b
- MD5 cb508c2de5a2ed9ca702e79daf3007b5
- SHA1 ad99b0b0e138d4774d8852dfb6d04db69d37b7f4
- SHA512 dbdb2aa8ec66cd84ed776ba3e9496d3a438f50ab111c67e95879185ea0d7ba6bfe9ce6d1683fdecf0d4480ec7ec8b9bda18b7e68f9c1881d0fed8a29c50a60c1
- SSDEEP 12288:v8PkzwtG0cn+hqFHBlcqNokwvCtR20b63LT:NuG060cIvxLT
- TLSH T13FA423DAC44153C4E84B8935C145DFC527FADCBE3D009999CB65A3BEA39861E18839F3
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Deletes itself
-
Executes dropped EXE
-
Modifies Watchdog functionality
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
-
Enumerates running processes
Discovers information about currently running processes on the system
-
Modifies systemd
Adds/ modifies systemd service files. Likely to achieve persistence.
-
Reads MAC address of network interface
Fetches the MAC address of active network interfaces. May be used to detect known values for hypervisors.
-
Reads hardware information
Accesses system info like serial numbers, manufacturer names etc.
-
Removes the immutable protection flag from a file
Uses chattr to remove the immutable flag from a file, allowing previously write-protected files to be modified or deleted.
-
Write file to user bin folder
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1XDG Autostart Entries
1Create or Modify System Process
1Systemd Service
1Privilege Escalation
Boot or Logon Autostart Execution
1XDG Autostart Entries
1Create or Modify System Process
1Systemd Service
1Defense Evasion
File and Directory Permissions Modification
1Linux and Mac File and Directory Permissions Modification
1Impair Defenses
1