Rewterz Threat Alert – SmokeLoader Malware – Active IOCs

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
• Exposure of Sensitive Data

Indicators of Compromise

MD5

• 2e7ed53a5aedfe45425d2944ff8c68df
• 5da49b0f512c7842e37911d0bf5f5831

SHA-256

• f66dd3abebd56e5313bc6c95cec4df2c62d85e1497ff9ec7055823fd6b288d60
• 85997e087240560d408392df17f262d05dac5adaf8155605a28c593572599324

SHA-1

e5ad2a10553bc19ab2f16c5903bbc70441c3678a
31b414ab65e22e19ce3a6b80303e2ed05c53a885

Remediation

• Block all threat indicators at your respective controls.
• Keep your software updated to the latest patches.
• Search for IOCs in your environment.