General
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Target
Oblivion121.sh
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Size
1KB
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Sample
241215-mpmv5stkel
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MD5
90e5e43e5d798a41934d7f30e8208b24
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SHA1
0748835c71a1c54c8ea6bc7d0baf831f12eb0ef7
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SHA256
09e9f78247105e4500f5722131940080633c40ba32803d3f4b5b370ae5ae6233
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SHA512
ea39caa2f2242cd2c46b6f8841fb6e4bb8defdb2fb2dfb831f0dde5cee12707dc1aebc920c1e0834bcc7fab1aeb5caf69cf3ba56f1e6d9a5b9c4bd7b87020032
Static task
static1
Behavioral task
behavioral1
Sample
Oblivion121.sh
Resource
ubuntu1804-amd64-20240508-en
Behavioral task
behavioral2
Sample
Oblivion121.sh
Resource
debian9-armhf-20240611-en
Behavioral task
behavioral3
Sample
Oblivion121.sh
Resource
debian9-mipsbe-20240729-en
Behavioral task
behavioral4
Sample
Oblivion121.sh
Resource
debian9-mipsel-20240611-en
Malware Config
Extracted
mirai
MIRAI
Extracted
mirai
MIRAI
Targets
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Target
Oblivion121.sh
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Size
1KB
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MD5
90e5e43e5d798a41934d7f30e8208b24
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SHA1
0748835c71a1c54c8ea6bc7d0baf831f12eb0ef7
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SHA256
09e9f78247105e4500f5722131940080633c40ba32803d3f4b5b370ae5ae6233
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SHA512
ea39caa2f2242cd2c46b6f8841fb6e4bb8defdb2fb2dfb831f0dde5cee12707dc1aebc920c1e0834bcc7fab1aeb5caf69cf3ba56f1e6d9a5b9c4bd7b87020032
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Mirai family
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Contacts a large (34482) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
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File and Directory Permissions Modification
Adversaries may modify file or directory permissions to evade defenses.
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Executes dropped EXE
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Modifies Watchdog functionality
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
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Enumerates running processes
Discovers information about currently running processes on the system
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MITRE ATT&CK Enterprise v15
Defense Evasion
File and Directory Permissions Modification
1Linux and Mac File and Directory Permissions Modification
1Impair Defenses
1Virtualization/Sandbox Evasion
1System Checks
1