Trojan

About “Win32/TrojanDownloader.Small.ABI” infection

Malware Removal

The Win32/TrojanDownloader.Small.ABI 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 Win32/TrojanDownloader.Small.ABI virus can do?

  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • A process attempted to delay the analysis task.
  • Dynamic (imported) function loading detected
  • Performs HTTP requests potentially not found in PCAP.
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Authenticode signature is invalid
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Created a process from a suspicious location
  • Attempts to modify proxy settings
  • Anomalous binary characteristics

How to determine Win32/TrojanDownloader.Small.ABI?


File Info:

name: 09ABB44F2504ACBC63B1.mlw
path: /opt/CAPEv2/storage/binaries/054f875d7c70f2e23f90dbf005e912d521399295612a1804f9aa29b7a6b3383d
crc32: A5BAB499
md5: 09abb44f2504acbc63b15e1dc186068a
sha1: 51d323627a88f20808d6183cc5ae16c87c305e6d
sha256: 054f875d7c70f2e23f90dbf005e912d521399295612a1804f9aa29b7a6b3383d
sha512: a4567655327e06b2107eb094fc9f3e76cef04b9dfe65ab2cb2b48826aec30bcd1bf0c2d616b9898806e259317eabb8cad44b9e0b3285a7c5bc0a97e4f066f80c
ssdeep: 192:fjbSmljmYdRYUGaNGNvL+2QYKfWpEepwmsSl7ja1YvkHzu8NDQe:FxdR0aNG1+2bpEepfjJUzuPe
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T17982F830F5D93861D37B573079FBD19162BDB8623A29844D7D5AB39C0A32F05AA4238E
sha3_384: 8e62e74f7eaa47044fd678dfda09369f8fd20765407e75a02f543b042de8caab45518fb818f7ee49ad1a831927da103e
ep_bytes: 558bec83ec4c568b3568204000576800
timestamp: 2013-11-12 19:32:00

Version Info:

0: [No Data]

Win32/TrojanDownloader.Small.ABI also known as:

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.1397043
FireEyeGeneric.mg.09abb44f2504acbc
CAT-QuickHealTrojanDownloader.Upatre.A4
ALYacTrojan.GenericKD.1397043
MalwarebytesMalware.AI.3048868050
VIPRETrojan.GenericKD.1397043
K7AntiVirusTrojan ( 0001140e1 )
BitDefenderTrojan.GenericKD.1397043
K7GWTrojan ( 0001140e1 )
Cybereasonmalicious.f2504a
BitDefenderThetaGen:NN.ZexaF.34786.bqX@a8Hhtsji
VirITTrojan.Win32.Generic.ACZM
CyrenW32/Trojan.SLLV-5485
SymantecML.Attribute.HighConfidence
ESET-NOD32Win32/TrojanDownloader.Small.ABI
TrendMicro-HouseCallTROJ_UPATRE.SMBX
AvastWin32:Crypt-QDX [Trj]
ClamAVWin.Trojan.Bublik-428
KasperskyTrojan.Win32.Bublik.bkjg
NANO-AntivirusTrojan.Win32.Bublik.cncdjb
RisingTrojan.Crypto!1.9F10 (CLASSIC)
Ad-AwareTrojan.GenericKD.1397043
EmsisoftTrojan.GenericKD.1397043 (B)
ComodoTrojWare.Win32.TrojanDownloader.Upatre.AAL@5l06uw
DrWebTrojan.DownLoad3.30772
ZillyaTrojan.Bublik.Win32.12547
TrendMicroTROJ_UPATRE.SMBX
McAfee-GW-EditionBehavesLike.Win32.PWSZbot.lm
SentinelOneStatic AI – Malicious PE
Trapminemalicious.high.ml.score
SophosML/PE-A + Troj/Agent-AERX
APEXMalicious
JiangminTrojan/Bublik.gfm
AviraTR/Yarwi.A.8
MicrosoftTrojan:Win32/Zbot.DE!MTB
ArcabitTrojan.Generic.D155133
SUPERAntiSpywareTrojan.Agent/Gen-Chir
GDataTrojan.GenericKD.1397043
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Zbot.C216253
McAfeeDownloader-FSH
VBA32TrojanDownloader.Small
CylanceUnsafe
PandaGeneric Malware
TencentTrojan.Win32.Bublik.bkdm
YandexTrojan.Bublik!HwmIazHiYIc
MAXmalware (ai score=85)
MaxSecureTrojan.Upatre.Gen
FortinetW32/Bublik.AEOV!tr
AVGWin32:Crypt-QDX [Trj]
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Win32/TrojanDownloader.Small.ABI?

Win32/TrojanDownloader.Small.ABI 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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