Trojan

About “MSIL/TrojanDownloader.Small.UQ” infection

Malware Removal

The MSIL/TrojanDownloader.Small.UQ 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What MSIL/TrojanDownloader.Small.UQ virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Behavioural detection: Executable code extraction – unpacking
  • Creates RWX memory
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Enumerates the modules from a process (may be used to locate base addresses in process injection)
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • .NET file is packed/obfuscated with SmartAssembly
  • Authenticode signature is invalid
  • Collects information to fingerprint the system

How to determine MSIL/TrojanDownloader.Small.UQ?


File Info:

name: 97ED5EA80F1C071553F8.mlw
path: /opt/CAPEv2/storage/binaries/f2d9a8df26d05d3efaa5ca40d405ddd1c8740505df0b9c37b7154f3204d2bf28
crc32: FB65DF9F
md5: 97ed5ea80f1c071553f82cc8421fb06d
sha1: 8037d042b0ea02cb5d42595f6989959556ede9b4
sha256: f2d9a8df26d05d3efaa5ca40d405ddd1c8740505df0b9c37b7154f3204d2bf28
sha512: 9f5ed5311f07a2477f566bc9465c0d959778bdc4527f67c9d3c975313430d35ec91398dfc114bfd018f1195c863c196cdb6a38ab541ceed6626b7c0c50ca94f7
ssdeep: 384:WvHYjgnMiD0WDJwlp6NaUkEWMlnOS+hjZoVDI5GQd4MlDbldoDMCNdtog+IqY4Kd:UEM8UlnOS+hjZb3d4wRdoDzdhvHHe6Rn
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1E9925B1D5BE9C376EE9D06BA6C7344001FB04B0B9C327E2F4DD1A437266B160AE92E35
sha3_384: 3fb2c5e14db4efe704c1810465fbc862b68174e83c63fe6cd6d778d324f7fcba26a0dcef27ae74c8f72030d90eb4c7fc
ep_bytes: ff250020400000000000000000000000
timestamp: 2021-12-12 01:03:12

Version Info:

FileVersion: 6789.6654.5543.0876
ProductVersion: 6789.6654.5543.0876
Assembly Version: 6378.6789.1354.4567
Translation: 0x0000 0x04b0

MSIL/TrojanDownloader.Small.UQ also known as:

LionicTrojan.Win32.Generic.4!c
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.MSILHeracles.10035
FireEyeGeneric.mg.97ed5ea80f1c0715
McAfeeGenericRXGV-NG!97ED5EA80F1C
CylanceUnsafe
ZillyaDownloader.Small.Win32.141169
SangforTrojan.Win32.Generic.ky
K7AntiVirusTrojan ( 700000121 )
AlibabaTrojan:MSIL/Injector.b7716bb9
K7GWTrojan ( 700000121 )
Cybereasonmalicious.80f1c0
VirITTrojan.Win32.DownLoader12.UUS
CyrenW32/Trojan.SW.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/TrojanDownloader.Small.UQ
APEXMalicious
Paloaltogeneric.ml
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Variant.MSILHeracles.10035
AvastWin32:MalwareX-gen [Trj]
TencentWin32.Trojan.Generic.Hwmv
Ad-AwareGen:Variant.MSILHeracles.10035
SophosMal/Generic-S
DrWebTrojan.DownLoader26.5584
TrendMicroTROJ_GEN.R002C0PLC21
McAfee-GW-EditionBehavesLike.Win32.Generic.mm
EmsisoftGen:Variant.MSILHeracles.10035 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan/Fsysna.cjv
eGambitUnsafe.AI_Score_99%
AviraTR/Downloader.Gen
Antiy-AVLTrojan/Generic.ASMalwS.34EAB73
GridinsoftRansom.Win32.Sabsik.sa
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
ViRobotTrojan.Win32.Z.Fsysna.20480.A
GDataGen:Variant.MSILHeracles.10035
CynetMalicious (score: 100)
Acronissuspicious
BitDefenderThetaGen:NN.ZemsilF.34114.bm0@aOfD4He
ALYacGen:Variant.MSILHeracles.10035
MAXmalware (ai score=86)
VBA32Trojan.Fsysna
MalwarebytesTrojan.Downloader
TrendMicro-HouseCallTROJ_GEN.R002C0PLC21
YandexTrojan.Agent!Jd8HWrK4MHw
MaxSecureTrojan.Malware.300983.susgen
FortinetMSIL/Generic.AP.6D82A6!tr
AVGWin32:MalwareX-gen [Trj]
PandaTrj/GdSda.A
CrowdStrikewin/malicious_confidence_90% (W)

How to remove MSIL/TrojanDownloader.Small.UQ?

MSIL/TrojanDownloader.Small.UQ 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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