Categories: Malware

About “Mal/MsilInj-F” infection

The Mal/MsilInj-F is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Mal/MsilInj-F virus can do?

  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Executable code extraction
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • A process created a hidden window
  • A scripting utility was executed
  • Executed a process and injected code into it, probably while unpacking
  • Attempts to stop active services
  • Exhibits behavior characteristic of iSpy Keylogger
  • Exhibits possible ransomware file modification behavior

How to determine Mal/MsilInj-F?


File Info:

crc32: 47461ED6md5: 4d8e3f7d2e1d2e2de2e75afcdfd2de61name: rs35.pngsha1: d9ed379096a8170a6198911dbdf2ae76b231f349sha256: 66d629ce31bb4a8f96e9faad76a6cd97219a58739b57fd27f4a96fa609079539sha512: 5bea41f0b568d8f4ae83eca42143e91255617a09642b950a5cf0201a71312617a5c54fc9b9c685481909380caf47dd9ee164694f5f9cf47c1ab2d4d289696ce9ssdeep: 12288:xEgtehKals7QPsuwFy1iC8LhLy9cG3qoiKPMwGf03zTF2Xdu5ayLVy/NZJV:ZyO7jKXytype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 2019Assembly Version: 1.0.0.0InternalName: rs35.exeFileVersion: 1.0.0.0CompanyName: LegalTrademarks: Comments: ProductName: regedit-64ProductVersion: 1.0.0.0FileDescription: regedit-64OriginalFilename: rs35.exe

Mal/MsilInj-F also known as:

Cylance Unsafe
Sangfor Malware
Cybereason malicious.096a81
Invincea heuristic
APEX Malicious
Kaspersky HEUR:Trojan.Win32.Generic
Endgame malicious (high confidence)
F-Secure Trojan.TR/Dropper.Gen
Trapmine suspicious.low.ml.score
FireEye Generic.mg.4d8e3f7d2e1d2e2d
Sophos Mal/MsilInj-F
Avira TR/Dropper.Gen
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft VirTool:MSIL/Injector
AhnLab-V3 Trojan/Win32.RL_Generic.C3598620
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_99%
BitDefenderTheta Gen:NN.ZemsilF.33558.Lm0@aOAW0dh
CrowdStrike win/malicious_confidence_100% (D)

How to remove Mal/MsilInj-F?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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