General
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Target
l.sh
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Size
1KB
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Sample
241228-l7cmfsxqer
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MD5
f1bc5c9578ad5b69e09a58a6b3721b64
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SHA1
b7ce08c279c3c9c846a9f8edb4214e7fc4a40d72
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SHA256
c632725093e64d00e75fd6ac65faa0b27880419911c47b99319fae9a92e845f8
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SHA512
5afccb744365dc43090fa8c18e965708c3e45f8239268a31e2453cc3c32ff7bab095fc1718d2f89d3c597770c973a000722b4cba95c78896b1e63a92dba93788
Static task
static1
Behavioral task
behavioral1
Sample
l.sh
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral2
Sample
l.sh
Resource
debian9-armhf-20240611-en
Behavioral task
behavioral3
Sample
l.sh
Resource
debian9-mipsbe-20240729-en
Behavioral task
behavioral4
Sample
l.sh
Resource
debian9-mipsel-20240226-en
Malware Config
Extracted
mirai
BOTNET
Targets
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Target
l.sh
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Size
1KB
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MD5
f1bc5c9578ad5b69e09a58a6b3721b64
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SHA1
b7ce08c279c3c9c846a9f8edb4214e7fc4a40d72
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SHA256
c632725093e64d00e75fd6ac65faa0b27880419911c47b99319fae9a92e845f8
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SHA512
5afccb744365dc43090fa8c18e965708c3e45f8239268a31e2453cc3c32ff7bab095fc1718d2f89d3c597770c973a000722b4cba95c78896b1e63a92dba93788
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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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Renames itself
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Creates/modifies Cron job
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
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Enumerates running processes
Discovers information about currently running processes on the system
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