data-manipulation/encryption/aes
rule:
meta:
name: manually build AES constants
namespace: data-manipulation/encryption/aes
authors:
- huynh.t.nhan@gmail.com
scopes:
static: function
dynamic: unsupported # requires characteristic, mnemonic features
att&ck:
- Defense Evasion::Obfuscated Files or Information [T1027]
mbc:
- Defense Evasion::Obfuscated Files or Information::Encryption-Standard Algorithm [E1027.m05]
- Cryptography::Encrypt Data::AES [C0027.001]
examples:
- 8333822ed41d9f2b302cf8e21b126efc:0x40646a
- 5553bbc23dea546192d07f268c4764a9:0x1149
- 316aad44bb75e0c7676e173bcb56413e:0x11CD
- 142300d78d9fb083122332235d93d3ae:0x1210
- e735a3df2b9ac89ca35ae643d3e73cf9:0x1240
- fbddca0225a3b806d4b4c933c1c4a636:0x140001000
- 84b777dc2d7083fd983d946f9fe2bf00:0x401000
features:
- and:
- or:
- count(mnemonic(rol)): 4 or more
- count(mnemonic(shl)): 4 or more
- count(number(0x63)): 2
- number: 0x1B
- basic block:
- and:
- number: 0x63
- count(characteristic(nzxor)): 5 or more
last edited: 2023-11-24 10:34:28