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YARA · ditekSHen detection

DITEKSHEN_MALWARE_Win_Soranostealer

Detects SoranoStealer / HogGrabber. Available on Github: /Alexuiop1337/SoranoStealer

MalwareSoranostealerditekSHen detectionBSD 2-Clause LicenseCompiles with YARA-X
Author
ditekSHen
Date
2020-11-06
Modified
2024-11-01
Score / Quality
75 / 75

What this rule detects

Detects SoranoStealer / HogGrabber. Available on Github: /Alexuiop1337/SoranoStealer

Associated malware family: Soranostealer.

Targets: Windows PE.

It defines 12 patterns (10 text, 2 hex, 0 regex).

Summary generated from the rule's metadata and condition.

Rule source

malware-win-soranostealer.yarBSD 2-Clause License
rule DITEKSHEN_MALWARE_Win_Soranostealer : FILE
{
	meta:
		description = "Detects SoranoStealer / HogGrabber. Available on Github: /Alexuiop1337/SoranoStealer"
		author = "ditekSHen"
		id = "2fc40a73-5f28-5b5c-938a-35e8336e1d11"
		date = "2020-11-06"
		modified = "2024-11-01"
		reference = "https://github.com/ditekshen/detection"
		source_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/yara/malware.yar#L9419-L9443"
		license_url = "https://github.com/ditekshen/detection/blob/e76c93dcdedff04076380ffc60ea54e45b313635/LICENSE.txt"
		logic_hash = "27c9d6bf3f40f3d41c35975e856671fafcd4a0a8143b3bcbdff61c1fb28a37ab"
		score = 75
		quality = 75
		tags = "FILE"

	strings:
		$x1 = "OiCuntJollyGoodDayYeHavin_" ascii
		$x2 = { 00 56 4d 50 72 6f 74 65 63 74 00 52 65 61 63 74
                6f 72 00 64 65 34 66 75 63 6b 79 6f 75 00 42 61
                62 65 6c 4f 62 66 75 73 63 61 74 6f 72 41 74 74
                72 69 62 75 74 65 00 43 72 79 74 70 6f 4f 62 66
                75 73 63 61 74 6f 72 00 }
		$x3 = { 00 4f 62 66 75 73 63 61 74 65 64 42 79 47 6f 6c
                69 61 74 68 00 42 65 64 73 2d 50 72 6f 74 6f 72 00 }
		$s1 = ".Binaries.whysosad" ascii
		$s2 = "Adminstrator permissons are required" wide
		$s3 = "12:03:33:4A:04:AF" fullword wide
		$s4 = "RemoveEXE" fullword ascii
		$s5 = "$340becfa-1688-4c32-aa49-30fdb4005e4b" fullword ascii
		$s6 = "$99cffbcc-6ad7-4d32-bd1f-450967cf4a6b" fullword ascii
		$s7 = "\"cam\": " ascii
		$s8 = " - 801858595527371999762718088" fullword ascii
		$s9 = "  - 96188142294460126639341306" fullword ascii

	condition:
		uint16( 0 ) == 0x5a4d and ( all of ( $x* ) or ( 2 of ( $x* ) and 3 of ( $s* ) ) or 5 of ( $s* ) )
}

Strings (12 patterns)

IdentifierTypeValueModifiers
$x1text"OiCuntJollyGoodDayYeHavin_"ascii
$x2hex{ 00 56 4d 50 72 6f 74 65 63 74 00 52 65 61 63 74 6f 72 00 64 65 34 66 75 63 6b 79 6f 75 00 42 61 62 65 6c 4f 62 66 75 73 63 61 …
$x3hex{ 00 4f 62 66 75 73 63 61 74 65 64 42 79 47 6f 6c 69 61 74 68 00 42 65 64 73 2d 50 72 6f 74 6f 72 00 }
$s1text".Binaries.whysosad"ascii
$s2text"Adminstrator permissons are required"wide
$s3text"12:03:33:4A:04:AF"fullword wide
$s4text"RemoveEXE"fullword ascii
$s5text"$340becfa-1688-4c32-aa49-30fdb4005e4b"fullword ascii
$s6text"$99cffbcc-6ad7-4d32-bd1f-450967cf4a6b"fullword ascii
$s7text"\"cam\": "ascii
$s8text" - 801858595527371999762718088"fullword ascii
$s9text" - 96188142294460126639341306"fullword ascii

Condition

uint16( 0 ) == 0x5a4d and ( all of ( $x* ) or ( 2 of ( $x* ) and 3 of ( $s* ) ) or 5 of ( $s* ) )

In plain words (Heuristic)

  • The file must start with “MZ” — a Windows executable (PE).
  • All patterns in ( $x* ) must match.
  • At least 2 patterns in ( $x* ) must match.
  • At least 3 patterns in ( $s* ) must match.
  • At least 5 patterns in ( $s* ) must match.

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References

Licence & attribution

Author: ditekSHen

Source repository: ditekSHen detection @ e76c93dcde

Licence: BSD 2-Clause License (repository licence)

Copyright notice: Copyright 2021 by ditekSHen (https://github.com/ditekshen/detection).

Original rule

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

Rule id: 2fc40a73-5f28-5b5c-938a-35e8336e1d11

Tags:FILE