Categories: Malware

Jaik.49740 (B) malicious file

The Jaik.49740 (B) 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 Jaik.49740 (B) virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • NtSetInformationThread: attempt to hide thread from debugger
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Detects Sandboxie through the presence of a library
  • Queries information on disks, possibly for anti-virtualization
  • Checks for the presence of known windows from debuggers and forensic tools
  • CAPE detected the RedLine malware family
  • Checks for the presence of known devices from debuggers and forensic tools
  • Detects VirtualBox through the presence of a device
  • Anomalous binary characteristics
  • Binary compilation timestomping detected

How to determine Jaik.49740 (B)?


File Info:

name: DE2107C48541F4DFF3F3.mlwpath: /opt/CAPEv2/storage/binaries/06201a97de33d9917d3ed54f9fb7c89eb1c5f6f9fb1174747603ec980ae8783fcrc32: 40097A21md5: de2107c48541f4dff3f34e0c4fbe44b5sha1: d96cf77dfaa57d243d70475043d9db0ea6581de9sha256: 06201a97de33d9917d3ed54f9fb7c89eb1c5f6f9fb1174747603ec980ae8783fsha512: a5bec9036734a999fdfa980faf742c06bcec493ceefc0becf1c1fcef8bb55fdd7bf4f09bf3cd539d8d358bf147662766966d24416d26fca4287cddac2af55ea9ssdeep: 49152:7pKD2aC0jH5yr7DWRyZlwH29vjDAk+JpVRlsr:7S24eimwH2R8kSpBQtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T150758D20E3818139DCF610FE827E66E9256DEE71071414C7239C6EEEAF672E06E34597sha3_384: 75bd616cada9c7af922a1ff55d8961e1b6a2cc83b4884ad3007678078f80c7747c440d252553d51e605364f3f6997411ep_bytes: eb05f6a5136e9c50eb056b81db0b11e8timestamp: 2076-02-17 07:17:43

Version Info:

CompanyName: Piriform Software LtdFileDescription: CCleaner InstallerFileVersion: 5.87.0.9306LegalCopyright: Copyright © 2005-2021 Piriform Software LtdProductName: CCleanerTranslation: 0x0000 0x04b0

Jaik.49740 (B) also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Jaik.49740
FireEye Generic.mg.de2107c48541f4df
K7AntiVirus Trojan ( 0058b4851 )
K7GW Trojan ( 0058b4851 )
Cybereason malicious.dfaa57
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Packed.Obsidium.CU
APEX Malicious
Kaspersky VHO:Trojan-PSW.MSIL.Agent.gen
BitDefender Gen:Variant.Jaik.49740
Rising Malware.Heuristic!ET#92% (RDMK:cmRtazrs5qx8wqLspWQ88VZ8oB80)
Ad-Aware Gen:Variant.Jaik.49740
Emsisoft Gen:Variant.Jaik.49740 (B)
GData Gen:Variant.Jaik.49740
MAX malware (ai score=83)
Microsoft Trojan:Win32/Sabsik.FL.B!ml
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34084.Jr3@aqKyWdhi
ALYac Gen:Variant.Jaik.49740
VBA32 BScope.Trojan.Packed
Cylance Unsafe
SentinelOne Static AI – Suspicious PE
CrowdStrike win/malicious_confidence_80% (W)

How to remove Jaik.49740 (B)?

  • 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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