Categories: Trojan

Trojan:Win32/Merca.A malicious file

The Trojan:Win32/Merca.A 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:Win32/Merca.A virus can do?

  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • The binary contains an unknown PE section name indicative of packing
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Detects Bochs through the presence of a registry key
  • Checks the version of Bios, possibly for anti-virtualization
  • Attempted to write directly to a physical drive
  • Harvests information related to installed mail clients
  • Collects information to fingerprint the system

How to determine Trojan:Win32/Merca.A?


File Info:

name: 8D46EE2D141176E9543D.mlwpath: /opt/CAPEv2/storage/binaries/e7ef341ad0b17df0b35c191edaa77c0abf2da0d20238cf1e594aa9d0805d3f39crc32: D3D0F3B5md5: 8d46ee2d141176e9543dea9bf1c079c8sha1: 810c8cc0a3eb6e52e42f97ad6dfe511694952989sha256: e7ef341ad0b17df0b35c191edaa77c0abf2da0d20238cf1e594aa9d0805d3f39sha512: 770294907911a611674c4b50a23616ddc093ac296581c7424064451b8a85ce207f9a3cdde886fb5eca694abeab4bc737c3f368d87abbc0be91d25e658f619ad6ssdeep: 49152:CAOD/z+Sf25a2UhSAilFOOwpC6HglLOyThcc3eFiy0p8NJU8iTA7GTR8:C9FOwyLORc3eFM888ik7type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T151169F17B288567BD96F0B324837DD949A3DB7A02E1A9C0B57F01D0CCF39E432A26756sha3_384: f09bcd9079e329242d5530a30816f3883780f1e38db7e6475680dee05721970be19f508281724c1a4a12831f230e3419ep_bytes: 558bec83c4f0b808201201e80403d3fftimestamp: 2016-06-07 12:01:47

Version Info:

FileVersion: 1.0.0.0ProductVersion: 1.0.0.0Translation: 0x0409 0x04e4

Trojan:Win32/Merca.A also known as:

Bkav W32.AIDetect.malware2
Lionic Trojan.Win32.Agent.4!c
Elastic Windows.Trojan.Trickbot
MicroWorld-eScan Trojan.GenericKD.49196903
McAfee GenericR-HYF!8D46EE2D1411
Cylance Unsafe
Zillya Trojan.Agent.Win32.964641
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanSpy:Win32/Banker.39e9e996
K7GW Trojan ( 004bcce41 )
K7AntiVirus Trojan ( 004bcce41 )
VirIT Trojan.Win32.Genus.KAL
ESET-NOD32 a variant of Win32/Spy.Banker.ADCK
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan.Win32.Agent.nevyew
BitDefender Trojan.GenericKD.49196903
NANO-Antivirus Trojan.Win32.CXAD8329.eeirip
Avast Win32:Malware-gen
Rising Trojan.Merca!8.D899 (TFE:5:9jK4ymMHN3J)
Ad-Aware Trojan.GenericKD.49196903
Emsisoft Trojan.GenericKD.49196903 (B)
Comodo Packed.Win32.MUPX.Gen@24tbus
VIPRE Trojan.GenericKD.49196903
TrendMicro TROJ_ERCAD.A
McAfee-GW-Edition BehavesLike.Win32.Generic.rh
Trapmine malicious.high.ml.score
FireEye Generic.mg.8d46ee2d141176e9
Sophos Mal/Generic-R + Troj/Agent-ATFW
Ikarus Trojan-Banker.Win32.Banker
GData Trojan.GenericKD.49196903
Jiangmin Trojan.Generic.acbvh
Google Detected
Avira TR/Dropper.Gen
Antiy-AVL Trojan/Generic.ASMalwS.3303
Kingsoft Win32.Troj.Agent.(kcloud)
Arcabit Trojan.Generic.D2EEAF67
ZoneAlarm Trojan.Win32.Agent.nevyew
Microsoft Trojan:Win32/Merca.A
Cynet Malicious (score: 100)
Acronis suspicious
ALYac Trojan.GenericKD.49196903
MAX malware (ai score=99)
VBA32 TScope.Trojan.Delf
Malwarebytes Malware.AI.3735310591
TrendMicro-HouseCall TROJ_ERCAD.A
Tencent Win32.Trojan.Agent.Tsmw
Yandex Trojan.GenAsa!xo0YwLP9Kwk
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Delf.OKU!tr
BitDefenderTheta Gen:NN.ZelphiF.34698.@p0@ayxqZXhi
AVG Win32:Malware-gen
Cybereason malicious.d14117
Panda Trj/GdSda.A

How to remove Trojan:Win32/Merca.A?

  • 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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