Categories: Trojan

What is “BScope.Trojan.Tremp”?

The BScope.Trojan.Tremp 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 BScope.Trojan.Tremp virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Attempts to connect to a dead IP:Port (11 unique times)
  • Drops a binary and executes it
  • 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
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Network activity contains more than one unique useragent.
  • Attempts to modify proxy settings

Related domains:

z.whorecord.xyz
a.tomx.xyz
www.tengfeidn.com
tengfeidn.com
cdn.qqb3.com
cdn.cuilet.com
apps.game.qq.com
cdn.sackow.com
sp0.baidu.com
ocsp.globalsign.com
8s46n4vw.sched.sma.tdnsv5.com
ocsp2.globalsign.com
gweish.com
ddjf8dkd.mmakd.ren
site.ip138.com
ip.cn
ocsp.digicert.com

How to determine BScope.Trojan.Tremp?


File Info:

crc32: 54821DC4md5: 9a85cfcb8e3911543ab9ff75c95005ffname: 9A85CFCB8E3911543AB9FF75C95005FF.mlwsha1: 02980b8f0de75613f793693ae5aff59c097a59f0sha256: 2a790c3cc476892be4d97e62472e045bcb77a12b51c484aa2d809aa72c631254sha512: ccaf70021abfc225f6e4acab7dfe59417cb211bf5e710531ccf54e7a5630f5292e611995c20521d250bb518a8f0cea0edb97ade29dadb8d3df5f8c224d58878cssdeep: 24576:uC7xU9l/BKPT4ns3loxSWTGJ5qrEBq5xndAc7iNFSpTSzXYO07GP3A6WVacWENU:PxU38PT4nglTP5PBq5pdAc7iXKSkOTxtype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: Copyright 1999-2004 Sicent.Ltd. x7248x6743x6240x6709FileVersion: 2.9.3.21CompanyName: Copyright 1999-2004 Sicent.Ltd.Comments: x4e07x8c61x7f51x7ba12008x670dx52a1x7aefProductName: x4e07x8c61x7f51x7ba12008x670dx52a1x7aefProductVersion: 2.9.3.21FileDescription: x4e07x8c61x7f51x7ba12008x670dx52a1x7aefx542fx52a8x7a0bx5e8fTranslation: 0x0804 0x04b0

BScope.Trojan.Tremp also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 005246d51 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Mauvaise.SL1
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Trojan:Win32/Blackv.42ee48e7
K7GW Trojan ( 00013a151 )
Cybereason malicious.f0de75
Cyren W32/OnlineGames.HI.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Packed.FlyStudio.AA potentially unwanted
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Malware.Noobyprotect-6622929-0
Kaspersky HEUR:Packed.Win32.Blackv.gen
Sophos Generic ML PUA (PUA)
Comodo TrojWare.Win32.Agent.OSCF@5rs7jr
BitDefenderTheta Gen:NN.ZexaF.34686.DnKfaCXzF6eb
McAfee-GW-Edition BehavesLike.Win32.Generic.tc
FireEye Generic.mg.9a85cfcb8e391154
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.VBKrypt.dpcn
eGambit Unsafe.AI_Score_100%
Microsoft Trojan:Win32/Wacatac.B!ml
ZoneAlarm HEUR:Packed.Win32.Blackv.gen
GData Win32.Trojan.PSE.1QVDXLB
Acronis suspicious
McAfee Artemis!9A85CFCB8E39
VBA32 BScope.Trojan.Tremp
Malwarebytes Malware.AI.2164980524
Rising Malware.Heuristic!ET#99% (RDMK:cmRtazqXTGRryFc3lIgq9uRrbI7V)
Yandex Trojan.GenAsa!+s06rT7H+cc
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/CoinMiner.65CA!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove BScope.Trojan.Tremp?

  • 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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