/*
Yara Rule Set
Author: Brian Laskowski
Date: 2018-10-20
Identifier: scripts
Reference: https://github.com/Hestat/lw-yara/
*/
/* Rule Set ----------------------------------------------------------------- */
rule infected_10_20_18_scripts_dlink {
meta:
description = "scripts - file dlink"
author = "Brian Laskowski"
reference = "https://github.com/Hestat/lw-yara/"
date = "2018-10-20"
hash1 = "ea5cee148f7cbeb3eb4553b7fc2315c48873acb8322e412a344574e70c5f4e4c"
strings:
$x1 = "cd /tmp; wget"
$x3 = "; chmod 777 sefa.mips; ./sefa.mips dlink.mips; rm -rf sefa.mips" fullword ascii
$x2 = "cd /tmp; wget"
$x4 = "; chmod 777 sefa.mpsl; ./sefa.mpsl dlink.mpsl; rm -rf sefa.mpsl" fullword ascii
condition:
( uint16(0) == 0x6463 and
filesize < 1KB and
( 1 of ($x*) )
) or ( all of them )
}
rule infected_10_20_18_scripts_avtech {
meta:
description = "scripts - file avtech"
author = "Brian Laskowski"
reference = "https://github.com/Hestat/lw-yara/"
date = "2018-10-20"
hash1 = "4459ec5c40bd6bed326080ac388eb0c78e74fbc73b2bea7d4b948a2e4c6dea53"
strings:
$x1 = "cd /tmp; wget"
$x2 = "; chmod 777 sefa.arm; ./sefa.arm avtech.arm; rm -rf sefa.arm" fullword ascii
condition:
( uint16(0) == 0x6463 and
filesize < 1KB and
( 1 of ($x*) )
) or ( all of them )
}
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