Categories: Malware

Win32/SlhBack.H malicious file

The Win32/SlhBack.H 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 Win32/SlhBack.H virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid

How to determine Win32/SlhBack.H?


File Info:

name: 387E6D569DE0F98A5910.mlwpath: /opt/CAPEv2/storage/binaries/bc67ddfa9e50c8f4806235ba4409bd03ba9ec11a419407de15d883c6917a005ccrc32: 09AB322Amd5: 387e6d569de0f98a59102e5833c81d68sha1: 6ca2c05f91efc778430db702f6cffcd5ef5e3263sha256: bc67ddfa9e50c8f4806235ba4409bd03ba9ec11a419407de15d883c6917a005csha512: 9d45f8b79f6878c566bdffb73a2eef982b2335d0ce777a21268a2f3d8bae65b3b7a20f73551a6a94b80c97cb70f71c4f3f02d4d3f4f81917daf7ee49d8644b96ssdeep: 12288:fnRrN+VHkWNLLMfcngiHJfA8N6xa34dfsqGg:JYHccgi1A8+gFgtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1FB94236793874F60C08506B4C7A3DF5FE946A58F9CE15E3B6BC5181D7C03A22BA2272Dsha3_384: 626c994e507934c2449c9c4977367b7923f6c74795dd4ef7b902225237bc1097aaf2d6338514b3e8193711aa84ba6928ep_bytes: 60be156043008dbeebaffcff57eb0b90timestamp: 1970-01-01 00:00:34

Version Info:

Comments: CompanyName: FileDescription: FileVersion: 1.0.0.0InternalName: LegalCopyright: OriginalFilename: ProductName: ProductVersion: 1.0.0.0Packager: Xenocode Postbuild 2010 for .NET (evaluation)PackagerVersion: 8.0.1135

Win32/SlhBack.H also known as:

Lionic Heuristic.File.Generic.00×1!p
Elastic malicious (moderate confidence)
MicroWorld-eScan Gen:Heur.Codenox.2
McAfee Artemis!387E6D569DE0
Zillya Trojan.Refroso.Win32.71525
Sangfor Suspicious.Win32.Codenox.2
Alibaba Trojan:Win32/Refroso.aef8517e
K7GW Trojan ( 0055e3f01 )
K7AntiVirus Trojan ( 0055e3f01 )
Symantec ML.Attribute.HighConfidence
tehtris Generic.Malware
ESET-NOD32 Win32/SlhBack.H
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky Trojan.Win32.Refroso.bczh
BitDefender Gen:Heur.Codenox.2
NANO-Antivirus Trojan.Win32.Refroso.rbfjk
Avast FileRepMalware [Trj]
Tencent Win32.Trojan.Refroso.Psmw
Ad-Aware Gen:Heur.Codenox.2
Sophos Mal/Generic-S
Comodo Malware@#2hrwoesp4e0cl
DrWeb Trojan.DownLoader.47650
VIPRE Gen:Heur.Codenox.2
McAfee-GW-Edition BehavesLike.Win32.Dropper.gc
Trapmine malicious.moderate.ml.score
FireEye Generic.mg.387e6d569de0f98a
Emsisoft Gen:Heur.Codenox.2 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Backdoor/Poison.dpf
Webroot W32.Trojan.Refroso.bczh
Avira TR/Codenox.sdt
Microsoft Trojan:Win32/Wacatac.B!ml
Arcabit Trojan.Codenox.2
GData Gen:Heur.Codenox.2
Google Detected
AhnLab-V3 Trojan/Win32.RL_Generic.R266228
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34682.zmNfaGINUpgi
ALYac Gen:Heur.Codenox.2
VBA32 Backdoor.Bifrose
Malwarebytes Malware.Heuristic.1003
Rising Trojan.Refroso!8.256D (CLOUD)
Yandex Trojan.XPACK!Ggd6CSjaiAI
Ikarus Trojan.Win32.Slhback
Fortinet W32/Refroso.BCZH!tr
AVG FileRepMalware [Trj]
Cybereason malicious.69de0f
Panda Trj/CI.A

How to remove Win32/SlhBack.H?

  • 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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