Should I remove “Troj/Quasar-AF”?

The Troj/Quasar-AF 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.

GridinSoft Anti-Malware

Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.

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What Troj/Quasar-AF virus can do?

Authenticode signature is invalid
CAPE detected the QuasarStealer malware family

How to determine Troj/Quasar-AF?


File Info:
name: BADF43E45F178CF6F1E6.mlw
path: /opt/CAPEv2/storage/binaries/a429e2302cb4c16326d6cc77a9a55860f5e4fd99311519c52386c9d64d39e1d3
crc32: 65D89BBA
md5: badf43e45f178cf6f1e6cb07c7e2ecfd
sha1: d76b5ee5507cd60185ff3247b400ea2f495bc1c2
sha256: a429e2302cb4c16326d6cc77a9a55860f5e4fd99311519c52386c9d64d39e1d3
sha512: 756c067b146a797dc9724ded179ffd28c0c02f21b2f506462256f51ae52aefefcdcecb95006f6b6285d9515c1f1060ab282dadd71177fc39678fae681cf8c989
ssdeep: 49152:dbzzN/+4zYvcWTfw4yfIN6qcZaQzHHcxUuxG:dbzJ/+vcWTfw4aIN6Jt8x
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1BEE57C027BEA9E37D55FAAB3E021150A13F0E50AA787FB43BA91B7745C933648D119C3
sha3_384: 72f77b9271b96e0e92449dd568bca1dd81d5c542fc06ef576ed7798323974d1ab2b876ce19816dac0bfe3282fc58541a
ep_bytes: 00000000000000000000000000000000
timestamp: 2024-02-06 02:58:25

Version Info:
0: [No Data]

Troj/Quasar-AF also known as:

Bkav	W32.AIDetectMalware.CS
Elastic	malicious (high confidence)
DrWeb	BackDoor.QuasarNET.3
ClamAV	Win.Malware.Generic-9883083-0
FireEye	Generic.mg.badf43e45f178cf6
Skyhigh	BehavesLike.Win32.Generic.wm
McAfee	Artemis!BADF43E45F17
Malwarebytes	Generic.Trojan.MSIL.DDS
CrowdStrike	win/malicious_confidence_100% (W)
VirIT	Trojan.Win32.MSIL_Heur.B
Symantec	ML.Attribute.HighConfidence
Cynet	Malicious (score: 100)
Kaspersky	HEUR:Trojan-PSW.MSIL.Agent.gen
Avast	MSIL:Quasar-A [Rat]
TrendMicro	TROJ_GEN.R011C0DB724
Sophos	Troj/Quasar-AF
SentinelOne	Static AI – Malicious PE
GData	Win32.Trojan.Agent.4J06FK
Google	Detected
Antiy-AVL	Trojan[Spy]/Win32.Agent.foqx
ZoneAlarm	HEUR:Trojan-PSW.MSIL.Agent.gen
Microsoft	Backdoor:MSIL/Quasar!atmn
AhnLab-V3	Backdoor/Win32.QuasarRAT.R341693
Panda	Trj/CI.A
TrendMicro-HouseCall	TROJ_GEN.R011C0DB724
Rising	Backdoor.Quasar!1.E5F1 (CLASSIC)
Ikarus	Trojan-Spy.Agent
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	PossibleThreat
AVG	MSIL:Quasar-A [Rat]
Cybereason	malicious.5507cd
DeepInstinct	MALICIOUS

How to remove Troj/Quasar-AF?

Troj/Quasar-AF removal tool

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.

About the author

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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