General
- Target nz.sh
- Size 1KB
- Sample260717-psrdvaft2y
- SHA256 e096bf51ba4bb7e4791166f7a35befb5a74b9ed2794f80ef7b913c6f16f7bd41
- MD5 6ffc505835934d2c7022661649b9d24d
- SHA1 641fa1adf2b663635bad2337806faeb3f8134698
- SHA512 2a933a39df7ab30a7e358a1b73b0c86b66392d49b09769828d9c15a77a9c92851cb248f7825de72f949974ffa19e669aea19ed2fde60aefc8cdd2fa9d769f72c
- TLSH T1E12165C7110503301EA5D9E6BBBB445970D0D1DE54C3BF6BA8D8B8E9818EE187C42553
- MD5 SHA1 SHA512 TLSH
Static task
static1
Behavioral task
behavioral1
Sample
nz.sh
Resource
ubuntu1804-amd64-20260513-en
Behavioral task
behavioral2
Sample
nz.sh
Resource
debian9-armhf-20260513-en
Behavioral task
behavioral3
Sample
nz.sh
Resource
debian9-mipsbe-20260513-en
Behavioral task
behavioral4
Sample
nz.sh
Resource
debian9-mipsel-20260513-en
Malware Config
Extracted
-
mirai
-
cgur743.freedynamicdns.org
Extracted
-
mirai
-
cgur743.freedynamicdns.org
Targets
-
- Target nz.sh
- Size 1KB
- SHA256 e096bf51ba4bb7e4791166f7a35befb5a74b9ed2794f80ef7b913c6f16f7bd41
- MD5 6ffc505835934d2c7022661649b9d24d
- SHA1 641fa1adf2b663635bad2337806faeb3f8134698
- SHA512 2a933a39df7ab30a7e358a1b73b0c86b66392d49b09769828d9c15a77a9c92851cb248f7825de72f949974ffa19e669aea19ed2fde60aefc8cdd2fa9d769f72c
- TLSH T1E12165C7110503301EA5D9E6BBBB445970D0D1DE54C3BF6BA8D8B8E9818EE187C42553
- MD5 SHA1 SHA512 TLSH
Score10/10File 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