stealer-fingerprints/families/white_snake/rules.yar at main · cystack/stealer-fingerprints · GitHub

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// YARA rules for WhiteSnake.
// Each rule fires on either a unique banner string or the full
// observed field-key set. Tune false-positive thresholds at use
// site, especially for variants relying on field combinations.

rule WhiteSnake_cystack_3e31e88c
{
    meta:
        family = "WhiteSnake"
        fingerprint_id = "cystack_3e31e88c"

    strings:
        $key_0 = "CPU:" ascii
        $key_1 = "City:" ascii
        $key_2 = "Country:" ascii
        $key_3 = "GPU:" ascii
        $key_4 = "IP:" ascii
        $key_5 = "Installed antivirus:" ascii
        $key_6 = "Internet provider:" ascii
        $key_7 = "RAM:" ascii
        $key_8 = "Region:" ascii
        $key_9 = "Started as admin:" ascii
        $key_10 = "System:" ascii
        $key_11 = "System time:" ascii
        $key_12 = "User name:" ascii

    condition:
        all of ($key_*)
}

rule WhiteSnake_cystack_80fe6e56
{
    meta:
        family = "WhiteSnake"
        fingerprint_id = "cystack_80fe6e56"

    strings:
        $key_0 = "CPU:" ascii
        $key_1 = "City:" ascii
        $key_2 = "Computer name:" ascii
        $key_3 = "Country:" ascii
        $key_4 = "GPU:" ascii
        $key_5 = "HWID:" ascii
        $key_6 = "IP:" ascii
        $key_7 = "Installed antivirus:" ascii
        $key_8 = "Internet provider:" ascii
        $key_9 = "RAM:" ascii
        $key_10 = "Region:" ascii
        $key_11 = "Started as admin:" ascii
        $key_12 = "System:" ascii
        $key_13 = "System time:" ascii
        $key_14 = "User name:" ascii

    condition:
        all of ($key_*)
}

rule WhiteSnake_cystack_a11b2a84
{
    meta:
        family = "WhiteSnake"
        fingerprint_id = "cystack_a11b2a84"

    strings:
        $key_0 = "CPU:" ascii
        $key_1 = "Computer name:" ascii
        $key_2 = "GPU:" ascii
        $key_3 = "HWID:" ascii
        $key_4 = "Installed antivirus:" ascii
        $key_5 = "RAM:" ascii
        $key_6 = "Started as admin:" ascii
        $key_7 = "System:" ascii
        $key_8 = "System time:" ascii
        $key_9 = "User name:" ascii

    condition:
        all of ($key_*)
}

rule WhiteSnake_cystack_b5e6aa06
{
    meta:
        family = "WhiteSnake"
        fingerprint_id = "cystack_b5e6aa06"

    strings:
        $key_0 = "CPU:" ascii
        $key_1 = "GPU:" ascii
        $key_2 = "HWID:" ascii
        $key_3 = "Installed antivirus:" ascii
        $key_4 = "RAM:" ascii
        $key_5 = "Started as admin:" ascii
        $key_6 = "System:" ascii
        $key_7 = "System time:" ascii
        $key_8 = "User name:" ascii

    condition:
        all of ($key_*)
}

rule WhiteSnake_cystack_c501beb3
{
    meta:
        family = "WhiteSnake"
        fingerprint_id = "cystack_c501beb3"

    strings:
        $key_0 = "CPU:" ascii
        $key_1 = "City:" ascii
        $key_2 = "Country:" ascii
        $key_3 = "GPU:" ascii
        $key_4 = "HWID:" ascii
        $key_5 = "IP:" ascii
        $key_6 = "Installed antivirus:" ascii
        $key_7 = "Internet provider:" ascii
        $key_8 = "RAM:" ascii
        $key_9 = "Region:" ascii
        $key_10 = "Started as admin:" ascii
        $key_11 = "System:" ascii
        $key_12 = "System time:" ascii
        $key_13 = "User name:" ascii

    condition:
        all of ($key_*)
}