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
Score10/10-
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