Florian Roth
31 lines
1.1 KiB
YAML
31 lines
1.1 KiB
YAML
title: Nimgrab File Download
|
|
id: 74a12f18-505c-4114-8d0b-8448dd5485c6
|
|
status: experimental
|
|
description: Detects usage of nimgrab, a tool bundled with the Nim programming framework, downloading a file. This can be normal behaviour on developer systems.
|
|
references:
|
|
- https://github.com/redcanaryco/atomic-red-team/blob/28d190330fe44de6ff4767fc400cc10fa7cd6540/atomics/T1105/T1105.md
|
|
date: 2022/08/28
|
|
author: frack113
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
detection:
|
|
selection_name:
|
|
Image|endswith: '\nimgrab.exe'
|
|
selection_hashes:
|
|
Hashes|contains:
|
|
- MD5=2DD44C3C29D667F5C0EF5F9D7C7FFB8B
|
|
- SHA256=F266609E91985F0FE3E31C5E8FAEEEC4FFA5E0322D8B6F15FE69F4C5165B9559
|
|
- IMPHASH=C07FDDD21D123EA9B3A08EEF44AAAC45
|
|
selection_hash:
|
|
- md5: 2DD44C3C29D667F5C0EF5F9D7C7FFB8B
|
|
- sha256: F266609E91985F0FE3E31C5E8FAEEEC4FFA5E0322D8B6F15FE69F4C5165B9559
|
|
- imphash: C07FDDD21D123EA9B3A08EEF44AAAC45
|
|
condition: 1 of selection_*
|
|
falsepositives:
|
|
- Legitimate use of Nim on developer systems
|
|
level: high
|
|
tags:
|
|
- attack.command_and_control
|
|
- attack.t1105
|