Categories: Malware

Symmi.55099 removal instruction

The Symmi.55099 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 Symmi.55099 virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Compression (or decompression)
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Unconventionial language used in binary resources: Spanish (Modern)
  • Executed a process and injected code into it, probably while unpacking
  • Code injection with CreateRemoteThread in a remote process
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • A system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Creates a slightly modified copy of itself

How to determine Symmi.55099?


File Info:

crc32: FEEFAC6Emd5: a016a22d6e8debd3c0ffcbcf998db59dname: A016A22D6E8DEBD3C0FFCBCF998DB59D.mlwsha1: 60c57aaa04b069ef33f50d5cd58f35675bbb8232sha256: 44f90e5d8999bf0c620b4fbdcfb9e82d81b9ead7b7a09115fef9351711f1e3a7sha512: 9ed417e32e41c75521e4ecc033fe64cdce6fb81c37c72ab358d430458422e35327d6e693fa387ea6eb5fa459c93ed51bbe35eb91160bf2adb3630a844a1a690dssdeep: 3072:PhxyQxy1FzsGRqtOK6BuJj9xh5ZL0rYeH9wL:Ph4Qxy1FJRqlm+jDZL08Ytype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: unimpeded stupidestInternalName: topping stencilledFileVersion: 121, 98, 123, 209CompanyName: Zone Labs Inc.PrivateBuild: woodsLegalTrademarks: shielding surrenderComments: rodent alumnusProductName: transliteration transparentSpecialBuild: semiticProductVersion: 47, 26, 90, 141FileDescription: translator actsOriginalFilename: voiceless.exe

Symmi.55099 also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 004b75071 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Tinba.153
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Generic
ALYac Gen:Variant.Symmi.55099
Cylance Unsafe
Zillya Dropper.Injector.Win32.66744
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Tinba.570a46e0
K7GW Trojan ( 004b75071 )
Cybereason malicious.d6e8de
Cyren W32/Trojan.TMFK-7804
Symantec Trojan.Tinba!gm
ESET-NOD32 Win32/Tinba.BE
APEX Malicious
Avast Win32:TeslaCrypt-FN [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Symmi.55099
NANO-Antivirus Trojan.Win32.Inject.dqhpmu
MicroWorld-eScan Gen:Variant.Symmi.55099
Tencent Malware.Win32.Gencirc.10b77f0e
Ad-Aware Gen:Variant.Symmi.55099
Sophos ML/PE-A + Troj/Glupteba-F
Comodo Malware@#3co0u9v4hsbrd
BitDefenderTheta Gen:NN.ZexaF.34608.hq0@aeeG6lSG
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
FireEye Generic.mg.a016a22d6e8debd3
Emsisoft Gen:Variant.Symmi.55099 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1118869
Microsoft Trojan:Win32/Tinba
Arcabit Trojan.Symmi.DD73B
AegisLab Trojan.Win32.Generic.4!c
GData Gen:Variant.Symmi.55099
AhnLab-V3 Trojan/Win32.Dynamer.R149084
Acronis suspicious
McAfee GenericRXEM-HN!A016A22D6E8D
MAX malware (ai score=100)
VBA32 TrojanDropper.Injector
Panda Trj/Genetic.gen
Rising Trojan.Ransom-Tesla!8.2B62 (CLOUD)
Yandex Trojan.DR.Injector!SUnaWoRXfQM
Ikarus Trojan.Win32.Exploit
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Deshacop.XO!tr
AVG Win32:TeslaCrypt-FN [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Bitman.HgIASOoA

How to remove Symmi.55099?

  • 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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