General
- Target lkxstress.sh
- Size 5KB
- Sample260809-manh5awaqf
- SHA256 facf55e72c9613051b7dda7374a777451001d4ac2d0a5b0555ee19d4960587ea
- MD5 970c6708d3ecb0f105d31aa1c9a3fe3d
- SHA1 cb5dbbb092f2e25dcfd4cd1cb2d9f34d8a8a0a81
- SHA512 6505723e66b3b3bc57dde6b54d39b8d25d71017cc9883ab268e6634dbdc5f379b75ec0786a5f353d284b1649b88f734c02ccf5b4eebcdf0ff0cafb7a6d50a24b
- SSDEEP 24:Iv6r9U6rB6rA6rrvaBuP6rYpC3edU6rP6rJi9r6rJQ6rXRZ6rnMNImkU6rV6rjvR:rX+pmI4JiGJZXRGQsKjvwld5tk+A68
- TLSH T1ABC1DD8695210B338F19D886FAB54D4C3089527534B1BE3C84F66E7BF2CEF346425D5A
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
lkxstress.sh
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral2
Sample
lkxstress.sh
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral3
Sample
lkxstress.sh
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral4
Sample
lkxstress.sh
Resource
debian9-mipsel-20260513-en
Malware Config
Targets
-
- Target lkxstress.sh
- Size 5KB
- SHA256 facf55e72c9613051b7dda7374a777451001d4ac2d0a5b0555ee19d4960587ea
- MD5 970c6708d3ecb0f105d31aa1c9a3fe3d
- SHA1 cb5dbbb092f2e25dcfd4cd1cb2d9f34d8a8a0a81
- SHA512 6505723e66b3b3bc57dde6b54d39b8d25d71017cc9883ab268e6634dbdc5f379b75ec0786a5f353d284b1649b88f734c02ccf5b4eebcdf0ff0cafb7a6d50a24b
- SSDEEP 24:Iv6r9U6rB6rA6rrvaBuP6rYpC3edU6rP6rJi9r6rJQ6rXRZ6rnMNImkU6rV6rjvR:rX+pmI4JiGJZXRGQsKjvwld5tk+A68
- TLSH T1ABC1DD8695210B338F19D886FAB54D4C3089527534B1BE3C84F66E7BF2CEF346425D5A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
File and Directory Permissions Modification
Adversaries may modify file or directory permissions to evade defenses.
-
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
-
Writes file to system bin folder
MITRE ATT&CK Enterprise v16
Defense Evasion
File and Directory Permissions Modification
1Linux and Mac File and Directory Permissions Modification
1Impair Defenses
1Virtualization/Sandbox Evasion
1System Checks
1