Categories: Trojan

Trojan.Cryptinject removal instruction

The Trojan.Cryptinject 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 Trojan.Cryptinject virus can do?

  • Attempts to connect to a dead IP:Port (1 unique times)
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • Reads data out of its own binary image
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Queries information on disks, possibly for anti-virtualization
  • Attempts to modify browser security settings

Related domains:

tj.kpzip.com
news.7654.com

How to determine Trojan.Cryptinject?


File Info:

crc32: CC64F39Bmd5: 0fbe2ebe7956bdffb621f1a0a84fb76ename: mininews-5.exesha1: a75038af464a35d2569b5b3532759b755717710csha256: d9b84d2a31d6cd5b43b1bdad67a53a8bc2d5e90df4517f35a01c7a8b28b6d5d7sha512: a9990589b088f2c7723dec46f8489aff2bbbe2d397e340f78e8a42a5a3046e2c5972bd5929b55a013d643fe5fc139c9b8ba269c26bc1078d43364b04a1cc9ed0ssdeep: 6144:27tvncR+46Ff5IMQDW2cJQ5J8aqPp3TkJJyC+Z/+1fxJc7mp3dE3i9DoSRUb23oD:2Zk446bIMQ6JJQUFPp3TeJ2Z/+NBp3dotype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: FileVersion: 5.0.261.85CompanyName: LegalTrademarks: Comments: ProductName: ProductVersion: 5.0.261.85Translation: 0x0804 0x04e4

Trojan.Cryptinject also known as:

DrWeb Program.Kuaizip.6
MicroWorld-eScan Gen:Variant.Adware.KuaiZip.2
CAT-QuickHeal Trojan.Cryptinject
ALYac Gen:Variant.Adware.KuaiZip.2
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
BitDefender Gen:Variant.Adware.KuaiZip.2
K7GW Adware ( 0055bff71 )
K7AntiVirus Adware ( 0055bff71 )
Arcabit Trojan.Adware.KuaiZip.2
TrendMicro TROJ_GEN.R020C0PBK20
Cyren W32/Kuaizip.G.gen!Eldorado
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of Win32/KuaiZip.W potentially unwanted
APEX Malicious
Kaspersky not-a-virus:HEUR:RiskTool.Win32.KuaiZip.gen
Alibaba Backdoor:Win32/KZip.f30f4732
NANO-Antivirus Riskware.Win32.Kuaizip.gxkhux
SUPERAntiSpyware PUP.KuaiZip/Variant
Rising Trojan.CryptInject!8.F425 (TFE:5:EKOS5LGf2JR)
Endgame malicious (high confidence)
Emsisoft Gen:Variant.Adware.KuaiZip.2 (B)
Comodo Malware@#2rtzpu18iwhyf
MaxSecure Trojan.Malware.7164915.susgen
Zillya Tool.KuaiZip.Win32.10
Invincea heuristic
McAfee-GW-Edition PUP-XHW-XZ
Fortinet Riskware/KuaiZip
FireEye Generic.mg.0fbe2ebe7956bdff
Sophos KuaiZip (PUA)
Ikarus Trojan.Win32.CryptInject
F-Prot W32/Kuaizip.G.gen!Eldorado
Jiangmin RiskTool.KuaiZip.hb
MAX malware (ai score=60)
Antiy-AVL Trojan/Win32.Wacatac
Microsoft Trojan:Win32/CryptInject!MSR
ZoneAlarm not-a-virus:HEUR:RiskTool.Win32.KuaiZip.gen
AhnLab-V3 PUP/Win32.KuaiZip.R296945
McAfee Artemis!0FBE2EBE7956
VBA32 suspected of Trojan.Downloader.gen.h
Malwarebytes PUP.Optional.Kuaizip
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_GEN.R020C0PBK20
Yandex Riskware.Agent!
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_62%
GData Gen:Variant.Adware.KuaiZip.2
Ad-Aware Gen:Variant.Adware.KuaiZip.2
AVG Win32:PUPX-gen [PUP]
Avast Win32:PUPX-gen [PUP]

How to remove Trojan.Cryptinject?

  • 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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