YARA · Mandiant red team tool countermeasures
FIREEYE_RT_Hacktool_MSIL_Sharpivot_1
No description has been set in the source file - FireEye-RT
- Author
- FireEye
- Date
- 2020-11-25
- Modified
- 2020-12-09
- Score / Quality
- 75 / 75
What this rule detects
No description has been set in the source file - FireEye-RT
Targets: Windows PE.
It defines 3 patterns (2 text, 1 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
rule FIREEYE_RT_Hacktool_MSIL_Sharpivot_1 : FILE
{
meta:
= "No description has been set in the source file - FireEye-RT"
= "FireEye"
= "c2834bd6-efb0-5dac-adcd-a9450090fc28"
= "2020-11-25"
= "2020-11-25"
= "2020-12-09"
= "https://github.com/mandiant/red_team_tool_countermeasures/"
= "https://github.com/mandiant/red_team_tool_countermeasures//blob/3561b71724dbfa3e2bb78106aaa2d7f8b892c43b/rules/SHARPIVOT/production/yara/HackTool_MSIL_SharPivot_1.yar#L4-L18"
= "https://github.com/mandiant/red_team_tool_countermeasures//blob/3561b71724dbfa3e2bb78106aaa2d7f8b892c43b/LICENSE.txt"
= "e4efa759d425e2f26fbc29943a30f5bd"
= "1c71b9641e30c9764f3503e49f8f85472d7e62384c8dd2b420c4fa2b2fccda4f"
= 75
= 75
= "FILE"
= 3
strings:
$s2 = { 73 ?? 00 00 0A 0A 06 1F ?? 1F ?? 6F ?? 00 00 0A 0B 73 ?? 00 00 0A 0C 16 13 04 2B 5E 23 [8] 06 6F ?? 00 00 0A 5A 23 [8] 58 28 ?? 00 00 0A 28 ?? 00 00 0A 28 ?? 00 00 0A }
$s3 = "cmd_rpc" wide
$s4 = "costura"
condition:
( uint16( 0 ) == 0x5A4D ) and ( uint32( uint32( 0x3C ) ) == 0x00004550 ) and all of them
}
Strings (3 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $s2 | hex | { 73 ?? 00 00 0A 0A 06 1F ?? 1F ?? 6F ?? 00 00 0A 0B 73 ?? 00 00 0A 0C 16 13 04 2B 5E 23 [8] 06 6F ?? 00 00 0A 5A 23 [8] 58 28 ?? 00 00 0A 28 ?? 00 00 0A 28 ?? … | |
| $s3 | text | "cmd_rpc" | wide |
| $s4 | text | "costura" |
Condition
( uint16( 0 ) == 0x5A4D ) and ( uint32( uint32( 0x3C ) ) == 0x00004550 ) and all of themIn plain words (Heuristic)
- The file must start with “MZ” — a Windows executable (PE).
- All patterns in the rule must match.
Test this rule in your browser
Drop a file to scan it with this rule using YARA-X compiled to WebAssembly. Nothing is uploaded.
Sample hashes
Hashes of samples the author lists in the rule's meta (look them up in your threat-intelligence platform).
- e4efa759d425e2f26fbc29943a30f5bd
Licence & attribution
Author: FireEye
Source repository: Mandiant red team tool countermeasures @ 3561b71724
Licence: BSD 2-Clause License (repository licence)
Copyright notice: Copyright (c) 2023, MANDIANT
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: c2834bd6-efb0-5dac-adcd-a9450090fc28
Metadata
| rev | 3 |
|---|
Tags:FILE
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