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MALPEDIA_Win_Redsalt_Auto

autogenerated rule brought to you by yara-signator

MalwareRedsaltMalpedia 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 / 73

What this rule detects

autogenerated rule brought to you by yara-signator

Associated malware family: Redsalt.

It defines 25 patterns (0 text, 25 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-redsalt-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Redsalt_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "38ca9b9b-6802-5401-aa42-05e6a1b2e287"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.redsalt"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.redsalt_auto.yar#L1-L221"
		license_url = "N/A"
		logic_hash = "997be1bb1de75c29e38651499a7d8798303601ba762625dec8a5033b0dd702b2"
		score = 75
		quality = 73
		tags = "FILE"
		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"

	strings:
		$sequence_0 = { 83c414 33c9 83f8ff 0f95c1 }
		$sequence_1 = { 750b 68e8030000 ff15???????? e8???????? }
		$sequence_2 = { e8???????? 85c0 750a 6a32 }
		$sequence_3 = { c745d060ea0000 6a04 8d45d0 50 6806100000 }
		$sequence_4 = { 51 ffd6 85c0 7510 }
		$sequence_5 = { 85c0 7515 c705????????01000000 ff15???????? e9???????? }
		$sequence_6 = { 740d 68???????? e8???????? 83c404 833d????????02 }
		$sequence_7 = { 83c9ff 85f6 7c0e 83fe7f }
		$sequence_8 = { 6a00 52 c744242401000000 8944242c c744243002000000 }
		$sequence_9 = { c60100 5f 5e 33c0 }
		$sequence_10 = { 83c40c eb02 33c0 8b4df4 }
		$sequence_11 = { 7509 80780120 7503 83c002 }
		$sequence_12 = { 8d8530fcffff 50 e8???????? 83c40c }
		$sequence_13 = { e8???????? 83c408 6800010000 68???????? }
		$sequence_14 = { c0e204 0ac2 8b542410 884500 }
		$sequence_15 = { 833800 750f c705????????01000000 e9???????? }
		$sequence_16 = { eb03 83caff 8b442410 c0e106 0aca 884d00 }
		$sequence_17 = { c0e106 0aca 884d00 45 40 89442410 8b442414 }
		$sequence_18 = { c644243423 c644243572 c64424367a c644243700 }
		$sequence_19 = { de6c58ae c8201cdd f7be5b408d58 1b7f01 }
		$sequence_20 = { d2cc bbe3b46b7e 6aa2 dd45ff }
		$sequence_21 = { f7be5b408d58 1b7f01 d2cc bbe3b46b7e }
		$sequence_22 = { e8???????? 89ff 152edf0800 488b5c2440 4883c430 5f c3 }
		$sequence_23 = { e8???????? 8b0a 0402 0085c00f45c8 }
		$sequence_24 = { e8???????? 8b05???????? 0d80000000 8905???????? }

	condition:
		7 of them and filesize < 2957312
}

Strings (25 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 83c414 33c9 83f8ff 0f95c1 }
$sequence_1hex{ 750b 68e8030000 ff15???????? e8???????? }
$sequence_2hex{ e8???????? 85c0 750a 6a32 }
$sequence_3hex{ c745d060ea0000 6a04 8d45d0 50 6806100000 }
$sequence_4hex{ 51 ffd6 85c0 7510 }
$sequence_5hex{ 85c0 7515 c705????????01000000 ff15???????? e9???????? }
$sequence_6hex{ 740d 68???????? e8???????? 83c404 833d????????02 }
$sequence_7hex{ 83c9ff 85f6 7c0e 83fe7f }
$sequence_8hex{ 6a00 52 c744242401000000 8944242c c744243002000000 }
$sequence_9hex{ c60100 5f 5e 33c0 }
$sequence_10hex{ 83c40c eb02 33c0 8b4df4 }
$sequence_11hex{ 7509 80780120 7503 83c002 }
$sequence_12hex{ 8d8530fcffff 50 e8???????? 83c40c }
$sequence_13hex{ e8???????? 83c408 6800010000 68???????? }
$sequence_14hex{ c0e204 0ac2 8b542410 884500 }
$sequence_15hex{ 833800 750f c705????????01000000 e9???????? }
$sequence_16hex{ eb03 83caff 8b442410 c0e106 0aca 884d00 }
$sequence_17hex{ c0e106 0aca 884d00 45 40 89442410 8b442414 }
$sequence_18hex{ c644243423 c644243572 c64424367a c644243700 }
$sequence_19hex{ de6c58ae c8201cdd f7be5b408d58 1b7f01 }
$sequence_20hex{ d2cc bbe3b46b7e 6aa2 dd45ff }
$sequence_21hex{ f7be5b408d58 1b7f01 d2cc bbe3b46b7e }
$sequence_22hex{ e8???????? 89ff 152edf0800 488b5c2440 4883c430 5f c3 }
$sequence_23hex{ e8???????? 8b0a 0402 0085c00f45c8 }
$sequence_24hex{ e8???????? 8b05???????? 0d80000000 8905???????? }

Condition

7 of them and filesize < 2957312

In plain words (Heuristic)

  • The file must be smaller than 2957312 (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.

Open in editor

References

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)

Original rule

Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.

Rule id: 38ca9b9b-6802-5401-aa42-05e6a1b2e287

Metadata

version1
toolyara-signator v0.6.0
signator_configcallsandjumps;datarefs;binvalue
malpedia_rule_date20260422
malpedia_hasha182e35da64e6d71cb55f125c4d4225196523f14
malpedia_version20260504
malpedia_licenseCC BY-SA 4.0
malpedia_sharingTLP:WHITE

Tags:FILE