Rewterz Threat Alert – SystemBC Malware – Active IOCs

Severity

Medium

Analysis Summary

SystemBC malware is recently being distributed through Emotet and SmokeLoader. The malware has been used in multiple ransomware attacks over the past few years. SystemBC acts as a Proxy Bot and if an infected system has SystemBC on it, then the system can be used as a passage to access the victim’s address. The earlier versions of the malware were distributed using Fallout exploit kit and RIG exploit kit. The 2020 version was used with Egregor or Ryuk-associated ransomware attacks. DarkSide ransomware group also used the malware. SystemBC is mainly used as a proxy and to download and install additional payloads. It might be installed in internal networks to perform the role of a proxy or download and execute malicious payloads.

Impact

• Credential Theft
• Information Theft
• Financial Loss

Indicators of Compromise

IP

• 146[.]70[.]101[.]95

MD5

• 00778e3e3f4a1557362c2682446b6b38
• a2235dca8dc46a22f9be08fedc7b1b0a
• 206cae31925081fc62c855c784b5b691

SHA-256

• 873a028cd3d8f457b4f7b8036afbc736466eade13f229b92ae4d9c67815da376
• 7880b2cd5384bf7c1c094d871947504df1eef7f29befa93fec72bbafc4fa8fa8
• 97da405a325218d5444e1cb07436a38d2efccf758808d1dd2aab84514d5204c0

SHA-1

• 1b2d6e4260b487f13021361dbb59b023a6a0cc87
• 9071d6d0cd331694ffb6b1caedf8b49de4728d70
• eb18c392a264b8cfab2ab398d717f7f5d1cf6255

URL

http[:]//146[.]70[.]101[.]95/password[.]php

Remediation

• Block all threat indicators at your respective controls.
• Search for IOCs in your environment.