Categories: Malware

Nemesis.1258 removal tips

The Nemesis.1258 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 Nemesis.1258 virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • A file was accessed within the Public folder.
  • Sample contains Overlay data
  • Uses Windows utilities for basic functionality
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Authenticode signature is invalid
  • A scripting utility was executed
  • Uses Windows utilities to create a scheduled task
  • Deletes executed files from disk
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Nemesis.1258?


File Info:

name: 6E22952624D163A31495.mlwpath: /opt/CAPEv2/storage/binaries/3c937fbfe5ef34bf2b60656b86ec89ff89688a75a08dcec4f2fac7f4b4472ab2crc32: 693FE19Bmd5: 6e22952624d163a314954eb2abf79743sha1: 1b59e14318d7af9dec0224904b98db1f311feeabsha256: 3c937fbfe5ef34bf2b60656b86ec89ff89688a75a08dcec4f2fac7f4b4472ab2sha512: 828d619caec3b6fe07fd40e486e7e16cbf31579c6c82d0e3b81a17318c0a2f24bfa4d3c10916ae959fe1974430010f7175e4248fd922ecfc291d22df77591e25ssdeep: 98304:HyS28dONmYNSRqC5ZYynpn7o0lXkD5Xv+d+xIrsDJBp77xhMIW:SIdzYNw4ApnD65f++Ir+V9hM1type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T172363326A55B1C76D76376BA3374E4E13285F8181F3189EEB365FFD43381C92A2C4982sha3_384: 473a36bc2bab249e7d7df84ba72bcf99d1707ec8d9a8b86e5440e8fcf54a96e8cd4471399386f8ba372c6959abddf0bdep_bytes: 81ec8401000053565733db6801800000timestamp: 2020-08-01 02:42:47

Version Info:

0: [No Data]

Nemesis.1258 also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Multi.Generic.4!c
DrWeb Trojan.Siggen12.20457
MicroWorld-eScan Gen:Variant.Nemesis.1258
FireEye Gen:Variant.Nemesis.1258
Skyhigh BehavesLike.Win32.Formbook.rc
McAfee Artemis!6E22952624D1
Zillya Trojan.Dropper.Win32.36
Sangfor Riskware.Win32.Agent.ky
K7AntiVirus Riskware ( 0040eff71 )
Alibaba TrojanDropper:Win32/Ransomware.0c09d236
K7GW Riskware ( 0040eff71 )
CrowdStrike win/malicious_confidence_100% (W)
Symantec Trojan.Gen.2
Elastic malicious (high confidence)
ESET-NOD32 a variant of Generik.KXBDPBG
APEX Malicious
ClamAV Win.Ransomware.Protected-9838635-0
Kaspersky UDS:DangerousObject.Multi.Generic
BitDefender Gen:Variant.Nemesis.1258
Avast Win32:Trojan-gen
Emsisoft Gen:Variant.Nemesis.1258 (B)
VIPRE Gen:Variant.Nemesis.1258
Sophos Mal/Generic-S
GData Gen:Variant.Ransom.Loki.11906
Varist W32/Trojan.HCOM-8820
MAX malware (ai score=100)
Antiy-AVL Trojan[Dropper]/NSIS.Agent.dy
Kingsoft Win32.Troj.Unknown.a
Arcabit Trojan.Nemesis.D4EA [many]
ZoneAlarm HEUR:Trojan-Dropper.NSIS.Agent.gen
Microsoft Trojan:Script/Phonzy.B!ml
Cynet Malicious (score: 100)
ALYac Gen:Variant.Nemesis.1258
Cylance unsafe
Panda Trj/CI.A
Tencent Nsis.Trojan-Dropper.Agent.Pgil
Ikarus Trojan.SuspectCRC
Fortinet W32/GenericKD.36503547!tr
AVG Win32:Trojan-gen
Cybereason malicious.318d7a
DeepInstinct MALICIOUS

How to remove Nemesis.1258?

  • 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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