General
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Target
ohshit.sh
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Size
2KB
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Sample
250112-rxz8naynbm
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MD5
e25f891adc7a50ef0de34587b5d59e24
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SHA1
90118fabbbb484f6d7e3d94d5128cac84ca384d5
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SHA256
cb69d62b52dd6917dbde67db70d37db577ea3fa002bb6f9fd6d88354f84a5a57
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SHA512
cdd371403ebe19b4fc4a57fe5f48cf967f3baa2b11c8ab6abc69734c631209d8a1c45f17053d2f07e8fd5efe0f17420d661261b820fb07b01f820761270d13e0
Static task
static1
Behavioral task
behavioral1
Sample
ohshit.sh
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral2
Sample
ohshit.sh
Resource
debian9-armhf-20240729-en
Behavioral task
behavioral3
Sample
ohshit.sh
Resource
debian9-mipsbe-20240611-en
Malware Config
Extracted
mirai
LZRD
Extracted
mirai
LZRD
Extracted
mirai
LZRD
Extracted
mirai
LZRD
Extracted
mirai
LZRD
Targets
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Target
ohshit.sh
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Size
2KB
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MD5
e25f891adc7a50ef0de34587b5d59e24
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SHA1
90118fabbbb484f6d7e3d94d5128cac84ca384d5
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SHA256
cb69d62b52dd6917dbde67db70d37db577ea3fa002bb6f9fd6d88354f84a5a57
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SHA512
cdd371403ebe19b4fc4a57fe5f48cf967f3baa2b11c8ab6abc69734c631209d8a1c45f17053d2f07e8fd5efe0f17420d661261b820fb07b01f820761270d13e0
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Mirai family
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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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Writes file to system bin folder
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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