title: Sofacy Trojan Loader Activity
author: Florian Roth, Jonhnathan Ribeiro, oscd.community
date: 2018/03/01
description: Detects Trojan loader acitivty as used by APT28
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_2:
    CommandLine: '*rundll32.exe*'
  SELECTION_3:
    CommandLine: '*%APPDATA%\\*'
  SELECTION_4:
    CommandLine: '*.dat",*'
  SELECTION_5:
    CommandLine: '*.dll",#1'
  condition: (SELECTION_1 and (SELECTION_2 and SELECTION_3) and (SELECTION_4 or SELECTION_5))
falsepositives:
- Unknown
id: ba778144-5e3d-40cf-8af9-e28fb1df1e20
level: critical
logsource:
  category: process_creation
  product: windows
modified: 2020/11/28
references:
- https://researchcenter.paloaltonetworks.com/2018/02/unit42-sofacy-attacks-multiple-government-entities/
- https://www.reverse.it/sample/e3399d4802f9e6d6d539e3ae57e7ea9a54610a7c4155a6541df8e94d67af086e?environmentId=100
- https://twitter.com/ClearskySec/status/960924755355369472
status: experimental
tags:
- attack.g0007
- attack.execution
- attack.t1059
- attack.t1059.003
- attack.defense_evasion
- attack.t1085
- car.2013-10-002
- attack.t1218.011
ruletype: SIGMA