Categories: Trojan

TrojanDownloader:Win32/Systht removal

The TrojanDownloader:Win32/Systht 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 TrojanDownloader:Win32/Systht virus can do?

  • Sample contains Overlay data
  • Performs HTTP requests potentially not found in PCAP.
  • Reads data out of its own binary image
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Attempts to modify proxy settings
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine TrojanDownloader:Win32/Systht?


File Info:

name: 673F3230F95712791355.mlwpath: /opt/CAPEv2/storage/binaries/4d7930d5628eaa0a0c02a1ed836e0af78bb389dfad5347d3729657d618337d0dcrc32: 8238F664md5: 673f3230f957127913555f46d11d0ba4sha1: 39619515b9a11cc9ba772feea7e85cf2ca955eddsha256: 4d7930d5628eaa0a0c02a1ed836e0af78bb389dfad5347d3729657d618337d0dsha512: 78bf01395bc4f865a463b1675257c13285940375287a0ed0ec94d64d0d0c4bc1e4f5e68045a519d686e2b3d689929cd7b1215c92ee21c536351a69902336f909ssdeep: 192:nmjVSwNXm81/dlfCP6NuGB30Rjz+diQ8Alh3SQrnvNavA/CRqxF/1:eHXm81llfZuEdt37rla4aRqxF1type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1F432A099F3B84D53DA5203B3E61FD04F918DE23A23B5074C4A7E4F198D8A1EA1919CD6sha3_384: 271e1595c69b77d0687bc7bf8aaf99180762469aa50ac75b15f73aaca1dd8a1d6787583a8c298a37ed946dd7b0b40bfeep_bytes: 60be00b040008dbe0060ffff5783cdfftimestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

TrojanDownloader:Win32/Systht also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Delf.a!c
Elastic malicious (moderate confidence)
MicroWorld-eScan Gen:Trojan.Downloader.amHfaij2NJ
FireEye Generic.mg.673f3230f9571279
Skyhigh BehavesLike.Win32.Dropper.lc
ALYac Gen:Trojan.Downloader.amHfaij2NJ
Malwarebytes Generic.Malware/Suspicious
VIPRE Gen:Trojan.Downloader.amHfaij2NJ
Sangfor Trojan.Win32.Downloader.Gen
CrowdStrike win/malicious_confidence_100% (D)
BitDefender Gen:Trojan.Downloader.amHfaij2NJ
K7GW Riskware ( 0040eff71 )
K7AntiVirus Riskware ( 0040eff71 )
BitDefenderTheta Gen:NN.ZelphiF.36792.amHfaij2NJ
Symantec Downloader
APEX Malicious
Kaspersky Trojan-Downloader.Win32.Delf.m
Alibaba TrojanDownloader:Win32/Systht.8d946bbd
NANO-Antivirus Trojan.Win32.Gezidown.waasn
ViRobot Trojan.Win32.A.Downloader.11807[UPX]
Rising Backdoor.Gpigeon (CLASSIC)
Sophos Mal/Delf-M
F-Secure Trojan.TR/Downloader.Gen
DrWeb Trojan.Gezidown
Zillya Downloader.Delf.Win32.3641
Trapmine malicious.high.ml.score
Emsisoft Gen:Trojan.Downloader.amHfaij2NJ (B)
SentinelOne Static AI – Malicious PE
MAX malware (ai score=100)
Jiangmin Trojan/PSW.OnLineGames.avri
Webroot W32.Malware.Downloader
Google Detected
Avira TR/Downloader.Gen
Varist W32/Risk.NJTR-6937
Antiy-AVL Trojan[Downloader]/Win32.Delf
Kingsoft malware.kb.b.992
Microsoft TrojanDownloader:Win32/Systht
Xcitium TrojWare.Win32.TrojanDownloader.Delf.M0@1rymxr
Arcabit Trojan.Downloader.amHfaij2NJ
ZoneAlarm Trojan-Downloader.Win32.Delf.m
GData Gen:Trojan.Downloader.amHfaij2NJ
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Xema.C69174
McAfee Artemis!673F3230F957
DeepInstinct MALICIOUS
VBA32 TrojanDownloader.Delf
Cylance unsafe
Panda Generic Malware
Tencent Malware.Win32.Gencirc.13c12bd4
Yandex Trojan.GenAsa!k53xk9KDjyc
Ikarus Trojan-Dropper.Delf
MaxSecure Trojan.Malware.1586049.susgen
Fortinet W32/Delf.M!tr
AVG Win32:Trojan-gen
Cybereason malicious.5b9a11
Avast Win32:Trojan-gen

How to remove TrojanDownloader:Win32/Systht?

  • 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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