Categories: Worm

What is “Worm:Win32/Sasser.B”?

The Worm:Win32/Sasser.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.

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.
6-day free trial available.

What Worm:Win32/Sasser.B virus can do?

  • Possible date expiration check, exits too soon after checking local time
  • Attempts to connect to a dead IP:Port (32 unique times)
  • Starts servers listening on 0.0.0.0:5554
  • Installs itself for autorun at Windows startup
  • EternalBlue behavior
  • Creates a copy of itself
  • Generates some ICMP traffic
  • Anomalous binary characteristics

How to determine Worm:Win32/Sasser.B?


File Info:

crc32: 1C0FF21Cmd5: 32a9f7ad4beda3795f164004db3cfff8name: 32A9F7AD4BEDA3795F164004DB3CFFF8.mlwsha1: b3b592218cb325f1898e658c0818f829d3f48dcbsha256: 12316c28ced60d5857ddb89b81e8f268d77c2dba8ce28fe4b5402892ab4a71fasha512: d67b9b1a9bd89d96b4d63ff09ffeee9e2b72bf17ff911231fc4fc2325c7f753605508b49dfaeccd56630b381804d0f32c41c8ed048879910f7c454d1c8c9b48bssdeep: 768:mbgprcK2jm0+8DkWYCuGBXrQIWdeYZUpA:mbKrchjm0+8PnhrQIPOU6type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Worm:Win32/Sasser.B also known as:

Bkav W32.AIDetect.malware1
Lionic Worm.Win32.Sasser.kZ72
Elastic malicious (high confidence)
DrWeb Win32.HLLW.Jobaka
Cynet Malicious (score: 100)
ALYac Win32.Worm.Sasser.C
Cylance Unsafe
Zillya Worm.Sasser.Win32.5
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Worm:Win32/Sasser.cf033313
Cybereason malicious.d4beda
Baidu Win32.Worm.Rbot.a
Cyren W32/Heuristic-114!Eldorado
Symantec W32.Sasser.gen
ESET-NOD32 Win32/Sasser.C
APEX Malicious
Avast MPPT97:ShellCode-O [Expl]
ClamAV Win.Worm.Sasser-6
Kaspersky Net-Worm.Win32.Sasser.b
BitDefender Win32.Worm.Sasser.C
NANO-Antivirus Trojan.Win32.Sasser.dkptse
ViRobot Worm.Win32.A.Net-Sasser.30208
MicroWorld-eScan Win32.Worm.Sasser.C
Tencent Win32.Worm-Net.Sasser.tev
Ad-Aware Win32.Worm.Sasser.C
Sophos Mal/Generic-R + W32/Sasser-B
Comodo Worm.Win32.Sasser.C@27qa
BitDefenderTheta Gen:NN.ZexaF.34266.gmX@ambYInn
VIPRE Sasser (v)
TrendMicro WORM_SASSER.GEN
McAfee-GW-Edition BehavesLike.Win32.Kudj.cz
FireEye Generic.mg.32a9f7ad4beda379
Emsisoft Win32.Worm.Sasser.C (B)
SentinelOne Static AI – Malicious PE
Jiangmin I-Worm/Sasser.b
Webroot Worm:Win32/Sasser.B
Avira WORM/Sasser.B.2
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.8B4D3
Microsoft Worm:Win32/Sasser.B
Arcabit Win32.Worm.Sasser.C
ZoneAlarm Net-Worm.Win32.Sasser.b
GData Win32.Worm.Sasser.C
TACHYON Worm/W32.Sasser.106496.B
AhnLab-V3 Worm/Win32.Sasser.R134257
Acronis suspicious
McAfee W32/Sasser.worm.a.c
MAX malware (ai score=100)
VBA32 BScope.Trojan.Occamy
Panda Generic Malware
TrendMicro-HouseCall WORM_SASSER.GEN
Rising Trojan.Agent.bjm (CLASSIC)
Yandex Trojan.GenAsa!mY98MmxuxT0
Ikarus Email-Worm.Win32.Brontok
MaxSecure Trojan.Malware.1600825.susgen
Fortinet W32/Sasser.B!worm
AVG MPPT97:ShellCode-O [Expl]
Paloalto generic.ml

How to remove Worm:Win32/Sasser.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.

Share
Published by
Paul Valéry

Recent Posts

MSIL/GenKryptik.GXIZ information

The MSIL/GenKryptik.GXIZ is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

Malware.AI.2789448175 (file analysis)

The Malware.AI.2789448175 is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

Jalapeno.1878 removal instruction

The Jalapeno.1878 is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

What is “Trojan.Heur3.LPT.YmKfaKBcBekib”?

The Trojan.Heur3.LPT.YmKfaKBcBekib is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

How to remove “Worm.Win32.Vobfus.exmt”?

The Worm.Win32.Vobfus.exmt is considered dangerous by lots of security experts. When this infection is active,…

2 months ago

About “TrojanDownloader:Win32/Beebone.JO” infection

The TrojanDownloader:Win32/Beebone.JO is considered dangerous by lots of security experts. When this infection is active,…

2 months ago