YARA · Malpedia signator rules
MALPEDIA_Win_Zeus_Sphinx_Auto
autogenerated rule brought to you by yara-signator
MalwareZeus SphinxMalpedia signator rulesCreative Commons Attribution-ShareAlike 4.0Compiles with YARA-X
- Author
- Felix Bilstein - yara-signator at cocacoding dot com
- Date
- 2026-05-04
- Modified
- 2026-05-18
- Score / Quality
- 75 / 75
What this rule detects
autogenerated rule brought to you by yara-signator
Associated malware family: Zeus Sphinx.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-zeus-sphinx-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Zeus_Sphinx_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "2971158e-43c7-599c-a8f0-006e83f3393f"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.zeus_sphinx"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.zeus_sphinx_auto.yar#L1-L162"
= "N/A"
= "002c140e4789a20845fa01c12dfbf259e54313649e048f059289e75b7090b2b5"
= 75
= 75
= "FILE"
= "1"
= "yara-signator v0.6.0"
= "callsandjumps;datarefs;binvalue"
= "20260422"
= "a182e35da64e6d71cb55f125c4d4225196523f14"
= "20260504"
= "CC BY-SA 4.0"
= "TLP:WHITE"
strings:
$sequence_0 = { 50 e8???????? 83c410 c785b8fdffff00000000 85c0 750d 83eb02 }
$sequence_1 = { 50 e8???????? 83c410 e9???????? 0fb77712 f7c620000000 }
$sequence_2 = { 52 53 57 e8???????? ff4750 }
$sequence_3 = { 50 e8???????? 83c410 ff07 8b5708 8d04f500000000 }
$sequence_4 = { 50 e8???????? 83c410 e8???????? 8d65f8 89f0 }
$sequence_5 = { 50 e8???????? 83c410 eb31 833d????????00 7408 }
$sequence_6 = { 50 e8???????? 83c410 eb6f 81f9ff0f0000 7e1e }
$sequence_7 = { 50 e8???????? 83c410 eb32 83ec0c 53 }
$sequence_8 = { 01fc eb98 035e14 8ade }
$sequence_9 = { 0303 50 ff550c 8b3e }
$sequence_10 = { 010d???????? 60 5a 98 }
$sequence_11 = { 0162c9 cf 0c06 3c3e }
$sequence_12 = { 003b c09bdbe23ea11c 695600663ec700 de07 }
$sequence_13 = { 010c02 3bf7 0f85f0f50000 e9???????? }
$sequence_14 = { 020a 42 1af6 af }
$sequence_15 = { 0008 d7 9f b2d3 }
condition:
7 of them and filesize < 3268608
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 50 e8???????? 83c410 c785b8fdffff00000000 85c0 750d 83eb02 } | |
| $sequence_1 | hex | { 50 e8???????? 83c410 e9???????? 0fb77712 f7c620000000 } | |
| $sequence_2 | hex | { 52 53 57 e8???????? ff4750 } | |
| $sequence_3 | hex | { 50 e8???????? 83c410 ff07 8b5708 8d04f500000000 } | |
| $sequence_4 | hex | { 50 e8???????? 83c410 e8???????? 8d65f8 89f0 } | |
| $sequence_5 | hex | { 50 e8???????? 83c410 eb31 833d????????00 7408 } | |
| $sequence_6 | hex | { 50 e8???????? 83c410 eb6f 81f9ff0f0000 7e1e } | |
| $sequence_7 | hex | { 50 e8???????? 83c410 eb32 83ec0c 53 } | |
| $sequence_8 | hex | { 01fc eb98 035e14 8ade } | |
| $sequence_9 | hex | { 0303 50 ff550c 8b3e } | |
| $sequence_10 | hex | { 010d???????? 60 5a 98 } | |
| $sequence_11 | hex | { 0162c9 cf 0c06 3c3e } | |
| $sequence_12 | hex | { 003b c09bdbe23ea11c 695600663ec700 de07 } | |
| $sequence_13 | hex | { 010c02 3bf7 0f85f0f50000 e9???????? } | |
| $sequence_14 | hex | { 020a 42 1af6 af } | |
| $sequence_15 | hex | { 0008 d7 9f b2d3 } |
Condition
7 of them and filesize < 3268608In plain words (Heuristic)
- The file must be smaller than 3268608 (a cheap guard that skips large files).
- At least 7 patterns in the rule must match.
Test this rule in your browser
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Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.
Licence & attribution
Author: Felix Bilstein - yara-signator at cocacoding dot com
Source repository: Malpedia signator rules @ c901f97b7d
Licence: Creative Commons Attribution-ShareAlike 4.0 (repository licence)
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: 2971158e-43c7-599c-a8f0-006e83f3393f
Metadata
| version | 1 |
|---|---|
| tool | yara-signator v0.6.0 |
| signator_config | callsandjumps;datarefs;binvalue |
| malpedia_rule_date | 20260422 |
| malpedia_hash | a182e35da64e6d71cb55f125c4d4225196523f14 |
| malpedia_version | 20260504 |
| malpedia_license | CC BY-SA 4.0 |
| malpedia_sharing | TLP:WHITE |
Tags:FILE
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