Trojan

TrojanDropper:Win32/Dinwod.B!bit (file analysis)

Malware Removal

The TrojanDropper:Win32/Dinwod.B!bit 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 TrojanDropper:Win32/Dinwod.B!bit virus can do?

  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Reads data out of its own binary image
  • The binary contains an unknown PE section name indicative of packing
  • The executable is compressed using UPX
  • Authenticode signature is invalid

How to determine TrojanDropper:Win32/Dinwod.B!bit?


File Info:

name: A3977515DFEA81AB7116.mlw
path: /opt/CAPEv2/storage/binaries/5eb9bad1e9daf4544d9956a15296c41caa7ae3d449d0d1d021768c38494448d6
crc32: AAB3FF0E
md5: a3977515dfea81ab7116db14e8a330a5
sha1: a2a138f4ed9439b96443d014a1ac52189c269a9a
sha256: 5eb9bad1e9daf4544d9956a15296c41caa7ae3d449d0d1d021768c38494448d6
sha512: 53789daf5459418fa68c3a3f1c79980afbe458922cd7bb89e14e5ff548aa1168c6f6425464264f3c9259276209ae0b081879f3b71ec9a3d06da5a9acb5cece99
ssdeep: 3072:VxqSe5OmiEoAcCbZ6UKGIoutX8KiUcPB77k9YFvj11:3qzOPI16UKHoSHqPkYFb11
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1F8344B22951698F3F03955B146F21B7C8879937358B21EAFCFE4CEF11E762724A8242D
sha3_384: f748fd53e625bf7fec8600689b030addf1b5623e83037474cc0e9968490e92f8655263af4606cccee71fbaa1b17e2191
ep_bytes: e88b120000e8b311000033c0c3909090
timestamp: 2015-01-27 03:56:27

Version Info:

0: [No Data]

TrojanDropper:Win32/Dinwod.B!bit also known as:

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKDZ.72354
FireEyeGeneric.mg.a3977515dfea81ab
CAT-QuickHealTrojan.Mauvaise.SL1
McAfeeDropper-FOU!A3977515DFEA
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 000aef511 )
K7GWTrojan ( 005003ac1 )
Cybereasonmalicious.5dfea8
BaiduWin32.Trojan.Agent.acb
VirITTrojan.Win32.Inject1.DIGN
CyrenW32/BlackMoon.C.gen!Eldorado
SymantecW32.Madangel
ESET-NOD32a variant of Win32/Kryptik.GWQO
APEXMalicious
ClamAVWin.Downloader.Small-1966
KasperskyTrojan-Dropper.Win32.Dinwod.acqn
BitDefenderTrojan.GenericKDZ.72354
NANO-AntivirusTrojan.Win32.Dinwod.dnwsrg
AvastWin32:Banker-NBH [Trj]
TencentTrojan.Win32.Dinwod.ya
TACHYONTrojan/W32.GameteaSpy.Zen
SophosML/PE-A + Mal/Agent-ARA
ComodoPacked.Win32.MUPX.Gen@24tbus
DrWebTrojan.Inject1.58305
VIPRETrojan.Win32.Agent.xfc (v)
TrendMicroTrojanSpy.Win32.BANKER.SMJC
McAfee-GW-EditionBehavesLike.Win32.Generic.dh
EmsisoftTrojan.GenericKDZ.72354 (B)
IkarusTrojan.Win32.Agent
JiangminTrojanDropper.Dinwod.pc
AviraW32/Small.L
Antiy-AVLTrojan/Generic.ASBOL.C4EC
MicrosoftTrojanDropper:Win32/Dinwod.B!bit
ZoneAlarmTrojan-Dropper.Win32.Dinwod.acqn
GDataWin32.Trojan.PSE.RKU79T
CynetMalicious (score: 100)
AhnLab-V3Dropper/Win32.Dinwod.C1708910
BitDefenderThetaGen:NN.ZexaF.34182.oqX@aKfTY0h
ALYacTrojan.GenericKDZ.72354
MAXmalware (ai score=84)
VBA32TrojanDropper.Dinwod
MalwarebytesTrojan.Agent
TrendMicro-HouseCallTrojanSpy.Win32.BANKER.SMJC
RisingBackdoor.Bladabindi!8.B1F (TFE:dGZlOgXLAUFwvj57Sw)
YandexTrojan.GenAsa!m05qO9u4b64
SentinelOneStatic AI – Malicious PE
MaxSecureDropper.Dinwod.acqn
FortinetW32/Agent.RGU!tr
AVGWin32:Banker-NBH [Trj]
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_100% (D)

How to remove TrojanDropper:Win32/Dinwod.B!bit?

TrojanDropper:Win32/Dinwod.B!bit removal tool
  • 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.

About the author

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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