Cobaltbaltstrike_RAW_Payload_TCP_Bind_x64_UTF16

Description

Detects CobaltStrike payloads

Query · yara

strings:
    // x64 default eop utf16
    $h01 = { FC 00 48 00 83 00 E4 00 F0 00 E8 00 C8 00 00 00 00 00 00 00 41 00 51 00 41 00 50 00 52 00 51 00 56 00 48 00 31 00 D2 00 65 00 48 00 8B 00 52 }
  condition:
    uint32(@h01+0x0203) == 0x07002600 and
    uint32(@h01+0x0225) == 0x00006b00 and
    uint32(@h01+0x025d) == 0xe000df00 and
    uint32(@h01+0x0287) == 0x67003700 and
    uint32(@h01+0x02a3) == 0xff003800 and
    uint32(@h01+0x02c5) == 0xe1003b00 and
    uint32(@h01+0x02e1) == 0x61004d00 and
    uint32(@h01+0x0333) == 0x5f00c800 and
    uint32(@h01+0x0373) == 0xe5005300 and
    uint32(@h01+0x03a7) == 0x5f00c800 and
    uint32(@h01+0x03df) == 0x61004d00
Raw source Cobaltbaltstrike_RAW_Payload_TCP_Bind_x64_UTF16 · YARA
Esc
Published by Neo23x0/signature-base ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
rule Cobaltbaltstrike_RAW_Payload_TCP_Bind_x64_UTF16
{
  meta:
    author = "Avast Threat Intel Team"
    description = "Detects CobaltStrike payloads"
    reference = "https://github.com/avast/ioc"
    id = "bd52fb44-379a-5c82-9c7c-b10c8080b53f"
  strings:
    // x64 default eop utf16
    $h01 = { FC 00 48 00 83 00 E4 00 F0 00 E8 00 C8 00 00 00 00 00 00 00 41 00 51 00 41 00 50 00 52 00 51 00 56 00 48 00 31 00 D2 00 65 00 48 00 8B 00 52 }
  condition:
    uint32(@h01+0x0203) == 0x07002600 and
    uint32(@h01+0x0225) == 0x00006b00 and
    uint32(@h01+0x025d) == 0xe000df00 and
    uint32(@h01+0x0287) == 0x67003700 and
    uint32(@h01+0x02a3) == 0xff003800 and
    uint32(@h01+0x02c5) == 0xe1003b00 and
    uint32(@h01+0x02e1) == 0x61004d00 and
    uint32(@h01+0x0333) == 0x5f00c800 and
    uint32(@h01+0x0373) == 0xe5005300 and
    uint32(@h01+0x03a7) == 0x5f00c800 and
    uint32(@h01+0x03df) == 0x61004d00
}

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