YARA · Malpedia signator rules
MALPEDIA_Win_Waterminer_Auto
autogenerated rule brought to you by yara-signator
MalwareWaterminerMalpedia 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: Waterminer.
It defines 16 patterns (0 text, 16 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
win-waterminer-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Waterminer_Auto : FILE
{
meta:
= "autogenerated rule brought to you by yara-signator"
= "Felix Bilstein - yara-signator at cocacoding dot com"
= "2a534eb8-9d9c-5bd9-aeca-b5e0da164f1d"
= "2026-05-04"
= "2026-05-18"
= "https://malpedia.caad.fkie.fraunhofer.de/details/win.waterminer"
= "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.waterminer_auto.yar#L1-L160"
= "N/A"
= "e53e34b0461a0435196ef4d1bfa18622f5fd6c288970234a403508c69ed49afb"
= 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 = { 6a00 68f9030000 68???????? 68???????? }
$sequence_1 = { 8b45cc 0fb68898e94600 ff248d70e94600 8b55f8 81e2ff64ffff 81ca00900000 }
$sequence_2 = { 03bc24a8000000 488bcd 4c8d0d35cb0300 83e13f }
$sequence_3 = { 02d0 49ffc3 418d4001 881418 }
$sequence_4 = { c1e006 8b0c95c02b4b00 0fbe540104 83e2fd 8b4508 }
$sequence_5 = { 83bd88fdffff37 0f87270a0000 8b8d88fdffff 0fb6919c794400 ff249560794400 8b85ecfdffff }
$sequence_6 = { 0344240c 4403d0 428b4405e7 418bd2 }
$sequence_7 = { 750c 8b5508 8b049524074b00 eb1d 8b4508 8b0c8524074b00 }
$sequence_8 = { b904000000 6bc900 8b91c02b4b00 81c200080000 3955e4 7375 8b45e4 }
$sequence_9 = { 03c1 03d0 488d051e580500 418b0400 }
$sequence_10 = { 837d1000 0f8429010000 b902000000 6bc900 33d2 8b4510 6689940820010000 }
$sequence_11 = { 8b4d08 034dfc 8b55fc 8a82600a4b00 }
$sequence_12 = { 03c0 2bc8 0f84ec040000 8d41ff 8b848288d20600 }
$sequence_13 = { 02c8 41880c18 418a03 240f }
$sequence_14 = { 03442410 4403e8 428b4405e7 418bd5 }
$sequence_15 = { 0344240c 4403d0 488d051a560500 418b0400 }
condition:
7 of them and filesize < 1556480
}
Strings (16 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $sequence_0 | hex | { 6a00 68f9030000 68???????? 68???????? } | |
| $sequence_1 | hex | { 8b45cc 0fb68898e94600 ff248d70e94600 8b55f8 81e2ff64ffff 81ca00900000 } | |
| $sequence_2 | hex | { 03bc24a8000000 488bcd 4c8d0d35cb0300 83e13f } | |
| $sequence_3 | hex | { 02d0 49ffc3 418d4001 881418 } | |
| $sequence_4 | hex | { c1e006 8b0c95c02b4b00 0fbe540104 83e2fd 8b4508 } | |
| $sequence_5 | hex | { 83bd88fdffff37 0f87270a0000 8b8d88fdffff 0fb6919c794400 ff249560794400 8b85ecfdffff } | |
| $sequence_6 | hex | { 0344240c 4403d0 428b4405e7 418bd2 } | |
| $sequence_7 | hex | { 750c 8b5508 8b049524074b00 eb1d 8b4508 8b0c8524074b00 } | |
| $sequence_8 | hex | { b904000000 6bc900 8b91c02b4b00 81c200080000 3955e4 7375 8b45e4 } | |
| $sequence_9 | hex | { 03c1 03d0 488d051e580500 418b0400 } | |
| $sequence_10 | hex | { 837d1000 0f8429010000 b902000000 6bc900 33d2 8b4510 6689940820010000 } | |
| $sequence_11 | hex | { 8b4d08 034dfc 8b55fc 8a82600a4b00 } | |
| $sequence_12 | hex | { 03c0 2bc8 0f84ec040000 8d41ff 8b848288d20600 } | |
| $sequence_13 | hex | { 02c8 41880c18 418a03 240f } | |
| $sequence_14 | hex | { 03442410 4403e8 428b4405e7 418bd5 } | |
| $sequence_15 | hex | { 0344240c 4403d0 488d051a560500 418b0400 } |
Condition
7 of them and filesize < 1556480In plain words (Heuristic)
- The file must be smaller than 1556480 (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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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: 2a534eb8-9d9c-5bd9-aeca-b5e0da164f1d
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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