Trojan

Should I remove “TrojanDropper.Daws”?

Malware Removal

The TrojanDropper.Daws 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.Daws virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • At least one process apparently crashed during execution
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Performs HTTP requests potentially not found in PCAP.
  • Enumerates the modules from a process (may be used to locate base addresses in process injection)
  • Enumerates running processes
  • Expresses interest in specific running processes
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Reads data out of its own binary image
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Code injection with CreateRemoteThread in a remote process
  • Sniffs keystrokes
  • Behavioural detection: Injection (inter-process)
  • Behavioural detection: Injection with CreateRemoteThread in a remote process
  • Created a process from a suspicious location
  • A system process is generating network traffic likely as a result of process injection
  • Installs itself for autorun at Windows startup
  • Installs itself for autorun at Windows startup
  • Attempts to modify proxy settings
  • Created a service that was not started
  • Uses suspicious command line tools or Windows utilities

How to determine TrojanDropper.Daws?


File Info:

name: 7B629DCB850862492B96.mlw
path: /opt/CAPEv2/storage/binaries/05f136de675238a58329eeb1ceecd251cba4a3c117360b9b342e8c14142bd0fb
crc32: 27FC8AEA
md5: 7b629dcb850862492b961d8e33bee737
sha1: 2321a844ae85df2be8517ebfcdd09abe60ae33b9
sha256: 05f136de675238a58329eeb1ceecd251cba4a3c117360b9b342e8c14142bd0fb
sha512: 95c296f1bd614fe76211dd17164def28020f15a40868bfe312d472b585628706bce5f544121f4a4ffe5bcc40ac6055a4a4c101448157ba08bf5c1b10a749ff51
ssdeep: 6144:qNfMXl0DZeDaud8FVucLwikmy/Q4ivWFj1wIV9rIu:qN0XeDZOaudkZwikmyo4ieFjeIV
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1183422667C68E523D211C87BA62CA64823C8D06932793F833F891FB3BD791C25EB2545
sha3_384: 242bbe560b5268cf7afe644aa9e127f388f7736a8d513da9c40b69fffd7c9fd6c9f42db5e61eb17085de81e57d5f4517
ep_bytes: b856341278ff1524204000a300304000
timestamp: 2015-01-23 23:19:49

Version Info:

0: [No Data]

TrojanDropper.Daws also known as:

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanWin32.Doboc.Gen.2.Dam
CAT-QuickHealW32.Tempedreve.A5
McAfeeGenericRXLQ-NV!7B629DCB8508
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusVirus ( 005223721 )
K7GWVirus ( 005223721 )
Cybereasonmalicious.b85086
BaiduWin32.Trojan.Kryptik.ii
CyrenW32/Ursnif.GWUR-0581
SymantecW32.Tempedreve
ESET-NOD32a variant of Win32/Kryptik.CTYE
APEXMalicious
ClamAVWin.Trojan.Agent-1376290
KasperskyVirus.Win32.PolyRansom.l
BitDefenderWin32.Doboc.Gen.2.Dam
NANO-AntivirusTrojan.Win32.Kryptik.dmvgtq
SUPERAntiSpywareTrojan.Agent/Gen-Ursnif
AvastWin32:Crypt-SWP [Trj]
TencentTrojan.Win32.BitCoinMiner.la
Ad-AwareWin32.Doboc.Gen.2.Dam
TACHYONTrojan/W32.Packer.249344.F
EmsisoftTrojan.Crypt (A)
ComodoWorm.Win32.Tempedreve.DA@5jb9qs
DrWebWin32.Tempedreve.1
VIPREWorm.Win32.Tempedreve.a (v)
TrendMicroPE_URSNIF.B-O
McAfee-GW-EditionBehavesLike.Win32.Generic.dc
FireEyeGeneric.mg.7b629dcb85086249
SophosML/PE-A + W32/MPhage-A
SentinelOneStatic AI – Malicious PE
GDataWin32.Doboc.Gen.2.Dam
JiangminTrojan/Generic.bggax
AviraTR/Dropper.Gen
Antiy-AVLTrojan/Generic.ASBOL.C5F5
ArcabitWin32.Doboc.Gen.2.Dam
MicrosoftVirus:Win32/Ursnif.gen!A
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Tempedreve.R134127
Acronissuspicious
VBA32TrojanDropper.Daws
ALYacWin32.Doboc.Gen.2.Dam
MAXmalware (ai score=80)
MalwarebytesTrojan.NetProxy
TrendMicro-HouseCallPE_URSNIF.B-O
RisingMalware.Heuristic!ET#100% (RDMK:cmRtazrFtcVeJpHamQsNUAj4BTQm)
YandexTrojan.DR.Daws!ihP2Abnyiok
IkarusTrojan.Win32.Crypt
eGambitUnsafe.AI_Score_99%
FortinetW32/Kryptik.CTYE!tr
BitDefenderThetaAI:FileInfector.52E8454215
AVGWin32:Crypt-SWP [Trj]
PandaTrj/CryptD.C
CrowdStrikewin/malicious_confidence_100% (D)
MaxSecureTrojan.Agentb.btuc

How to remove TrojanDropper.Daws?

TrojanDropper.Daws 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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