SYMBOLCOMMON_NAMEaka. SYNONYMS
elf.whirlpool (Back to overview)

WHIRLPOOL


There is no description at this point.

References
2023-09-07CISACISA
MAR-10454006.r5.v1 SUBMARINE, SKIPJACK, SEASPRAY, WHIRLPOOL, and SALTWATER Backdoors
WHIRLPOOL
Yara Rules
[TLP:WHITE] elf_whirlpool_w0 (20230908 | Detects malicious Linux WHIRLPOOL samples)
rule elf_whirlpool_w0 {
    meta:
        author = "CISA Code & Media Analysis"
        incident = "10452108"
        date = "2023-06-20"
        last_modified = "20230804_1730"
        actor = "n/a"
        family = "WHIRLPOOL"
        Capabilities = "communicates-with-c2 installs-other-components"
        Malware_Type = "backdoor"
        Tool_Type = "unknown"
        description = "Detects malicious Linux WHIRLPOOL samples"
        sha256_1 = "83ca636253fd1eb898b244855838e2281f257bbe8ead428b69528fc50b60ae9c"
        sha256_2 = "8849a3273e0362c45b4928375d196714224ec22cb1d2df5d029bf57349860347"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/elf.whirlpool"
        malpedia_rule_date = "20230908"
        malpedia_hash = ""
        malpedia_version = "20230908"
        malpedia_sharing = "TLP:WHITE"
    strings:
        $s0 = { 65 72 72 6f 72 20 2d 31 20 65 78 69 74 }
        $s1 = { 63 72 65 61 74 65 20 73 6f 63 6b 65 74 20 65 72 72 6f 72 3a 20 25 73 28 65 72 72 6f 72 3a 20 25 64 29 }
        $s2 = { c7 00 20 32 3e 26 66 c7 40 04 31 00 }
        $a3 = { 70 6c 61 69 6e 5f 63 6f 6e 6e 65 63 74 }
        $a4 = { 63 6f 6e 6e 65 63 74 20 65 72 72 6f 72 3a 20 25 73 28 65 72 72 6f 72 3a 20 25 64 29 }
        $a5 = { 73 73 6c 5f 63 6f 6e 6e 65 63 74 }
    condition:
        uint32(0) == 0x464c457f and 4 of them
}
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