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MALPEDIA_Win_Chrgetpdsi_Stealer_Auto

autogenerated rule brought to you by yara-signator

MalwareChrgetpdsi StealerMalpedia 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: Chrgetpdsi Stealer.

It defines 10 patterns (0 text, 10 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

win-chrgetpdsi-stealer-auto.yarCreative Commons Attribution-ShareAlike 4.0
rule MALPEDIA_Win_Chrgetpdsi_Stealer_Auto : FILE
{
	meta:
		description = "autogenerated rule brought to you by yara-signator"
		author = "Felix Bilstein - yara-signator at cocacoding dot com"
		id = "4b33cd5b-8079-52fc-b7ed-b1adf7d885ba"
		date = "2026-05-04"
		modified = "2026-05-18"
		reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.chrgetpdsi_stealer"
		source_url = "https://github.com/malpedia/signator-rules//blob/c901f97b7df03e41917da74c2a84b04c227316c2/rules/win.chrgetpdsi_stealer_auto.yar#L1-L134"
		license_url = "N/A"
		logic_hash = "e320738bdce66bcf9e9b4d1435fc683c80facbe71e20f18a2db06792d0965432"
		score = 75
		quality = 75
		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 = { 803800 7532 488b5008 4889d9 48c1eb06 660f1f440000 48395810 }
		$sequence_1 = { ffd2 488b4c2478 488b5940 488b5148 488d05723b1400 4889d1 e8???????? }
		$sequence_2 = { c3 e8???????? e8???????? 488d0548981800 488d1d31832000 90 e8???????? }
		$sequence_3 = { e8???????? 488b0d???????? 48898c24a8060000 488d05734e1900 e8???????? 833d????????00 750e }
		$sequence_4 = { 85db 754d 8b5920 4863411c 85c0 7924 48f7d8 }
		$sequence_5 = { e9???????? c70301000000 458b4c2458 89442430 4585c9 0f85cdfdffff 31c9 }
		$sequence_6 = { e9???????? 488d15d94f2300 48895068 e9???????? 488d15c14f2300 48895070 4889d0 }
		$sequence_7 = { e8???????? 488b442438 488b5c2428 e8???????? 488d0584982e00 bb0f000000 e8???????? }
		$sequence_8 = { f30f6f6810 410f116a18 f30f6f6020 410f116228 f30f6f6830 410f116a38 f30f6f6040 }
		$sequence_9 = { 81f992d74abd 0f8783000000 0f1f00 81f90241adbb 7538 488d0d911c2c00 4839c8 }

	condition:
		7 of them and filesize < 10027008
}

Strings (10 patterns)

IdentifierTypeValueModifiers
$sequence_0hex{ 803800 7532 488b5008 4889d9 48c1eb06 660f1f440000 48395810 }
$sequence_1hex{ ffd2 488b4c2478 488b5940 488b5148 488d05723b1400 4889d1 e8???????? }
$sequence_2hex{ c3 e8???????? e8???????? 488d0548981800 488d1d31832000 90 e8???????? }
$sequence_3hex{ e8???????? 488b0d???????? 48898c24a8060000 488d05734e1900 e8???????? 833d????????00 750e }
$sequence_4hex{ 85db 754d 8b5920 4863411c 85c0 7924 48f7d8 }
$sequence_5hex{ e9???????? c70301000000 458b4c2458 89442430 4585c9 0f85cdfdffff 31c9 }
$sequence_6hex{ e9???????? 488d15d94f2300 48895068 e9???????? 488d15c14f2300 48895070 4889d0 }
$sequence_7hex{ e8???????? 488b442438 488b5c2428 e8???????? 488d0584982e00 bb0f000000 e8???????? }
$sequence_8hex{ f30f6f6810 410f116a18 f30f6f6020 410f116228 f30f6f6830 410f116a38 f30f6f6040 }
$sequence_9hex{ 81f992d74abd 0f8783000000 0f1f00 81f90241adbb 7538 488d0d911c2c00 4839c8 }

Condition

7 of them and filesize < 10027008

In plain words (Heuristic)

  • The file must be smaller than 10027008 (a cheap guard that skips large files).
  • At least 7 patterns in the rule must match.

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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: 4b33cd5b-8079-52fc-b7ed-b1adf7d885ba

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