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Severity
Medium
Analysis Summary
Smoke Loader – a malicious bot application – can be used to load additional malware. Smoke Loader has been spotted in the wild since 2011, carrying a variety of payloads. This malware is mostly used to load additional malicious software, which is often obtained from a third-party source. Smoke Loader can load its modules allowing it to do several activities without the use of additional components. To date, the supplier of Smokeloader, who goes by the alias SmokeLdr, is still active in delivering this malware as a service. It is well-known for using deception and self-defense. This malware can be spread in several ways and is widely linked to criminal activity. To hide its C2 activity, this malware sends queries to popular websites like microsoft.com, bing.com, adobe.com, and others.
Impact
- Information Theft
- Unauthorized Access
Indicators of Compromise
Domain Name
- snnclermontprojects.com
- trad-einmyus.com
MD5
- 20820ab76de6778f967ea1febcde60ae
- 9ce6a73712203e69e4e95ebcf891d198
- 11ac7990dacb8fed9a583f69660a8310
- 74373e8d3a11c2492024db10560a6bca
SHA-256
- 3c3f88396262f02633e1ec2b67cde0461b4c0f9c7d7b88bd985953747c3802fc
- d55397282fd5a56d06fae62f5e18237ecd28dc53caeb5e993b66ed81ce6e7881
- b6d7d2ab6d7e66ba154aac8266fd5e0f6667c11d3cc682b241da586a5577581a
- 9317179dc2c7aabc5092f39efeb13614de247aed1a11e9c9530ded9eaf75c6c3
SHA-1
- 2fb47ebb2a5e986fc12ad3f3fb3f4ee184641fa1
- 137acc0d91bfa8793c3f8f95f9a85665b22c1e97
- a891612189e2db49a16704a9ac08850c5a76be3d
- 9c0b3771dfae907fb741619b0daab3c3c46c4c27
Remediation
- Block all threat indicators at your respective controls.
- Search for Indicators of compromise (IOCs) in your environment utilizing your respective security controls.
- Never trust or open links and attachments received from unknown sources/senders.
- Maintain cyber hygiene by updating your anti-virus software and implementing a patch management lifecycle.
- Patch and upgrade any platforms and software timely and make it into a standard security policy. Prioritize patching known exploited vulnerabilities and zero-days.
- Enable antivirus and anti-malware software and update signature definitions promptly. Using multi-layered protection is necessary to secure vulnerable assets.