Categories: Malware

Troj/Bredo-APR removal instruction

The Troj/Bredo-APR 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 Troj/Bredo-APR virus can do?

  • Performs HTTP requests potentially not found in PCAP.
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Romanian
  • Authenticode signature is invalid
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Mimics icon used for popular non-executable file format
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Troj/Bredo-APR?


File Info:

name: 20B970A2EBBE2E9C872F.mlwpath: /opt/CAPEv2/storage/binaries/a631de2ae360fbafafbd2ba8f6aa5bc964da4328f9034d2920958cd02bf8c34fcrc32: CF5F664Bmd5: 20b970a2ebbe2e9c872f9fc06c77e695sha1: 95308c37855bb75b043460b4671c08dacecb2769sha256: a631de2ae360fbafafbd2ba8f6aa5bc964da4328f9034d2920958cd02bf8c34fsha512: 3acc0d351ecead1ba2450305a3103ae73b67f25b464874deb31587c3d05d61adc26a46db672ba697d3f5b6e27c0ad87d50537caad9e333cb082a4c646c7bc8e9ssdeep: 768:0KMmPto3pwTnxo55yDIkwNhj4MgJJYMk5JU6ou3Fd0sVIGImWo0inBWoMe7mNEgd:4wto3pwTnxo55yDIkYhj4MgJJ5k5JU6Ptype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T192F2B311DAC688D4CC186F7855A7983512567D78FDB8F4AA7CCC38292BB35C2326A34Bsha3_384: b37c56a9a29c8b736501f091e461c207ac850851f56dc6be9af76494fef431dbcd242b19353d4e9390298656cff54250ep_bytes: 558bec6aff68184c4000685429400064timestamp: 2014-01-11 21:45:34

Version Info:

0: [No Data]

Troj/Bredo-APR also known as:

Bkav W32.AIDetectMalware
tehtris Generic.Malware
MicroWorld-eScan Trojan.Upatre.Gen.3
FireEye Generic.mg.20b970a2ebbe2e9c
CAT-QuickHeal Trojan.Kadena.B4
ALYac Trojan.Upatre.Gen.3
Zillya Downloader.CTBLocker.Win32.23
Sangfor Suspicious.Win32.Save.ins
K7AntiVirus Trojan ( 004c2ec91 )
K7GW Trojan ( 004c2ec91 )
Cybereason malicious.2ebbe2
Arcabit Trojan.Upatre.Gen.3
BitDefenderTheta Gen:NN.ZexaF.36318.cqW@a03876fG
Cyren W32/Dalexis.H.gen!Eldorado
Symantec Downloader.Upatre!gm
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Kryptik.DHFK
APEX Malicious
Kaspersky Trojan-Downloader.Win32.Upatre.jgz
BitDefender Trojan.Upatre.Gen.3
NANO-Antivirus Trojan.Win32.Upatre.drgfsc
ViRobot Trojan.Win32.Upatre.36352.K
Avast Win32:Dyre-K [Trj]
Tencent Malware.Win32.Gencirc.10b28a21
Emsisoft Trojan.Upatre.Gen.3 (B)
F-Secure Trojan.TR/Yarwi.cjamnb
DrWeb Trojan.DownLoader13.9637
VIPRE Trojan.Upatre.Gen.3
TrendMicro TROJ_UPATRE.SM05
McAfee-GW-Edition Upatre-FABR!20B970A2EBBE
Trapmine malicious.high.ml.score
Sophos Troj/Bredo-APR
SentinelOne Static AI – Suspicious PE
Jiangmin TrojanDownloader.Upatre.bjs
Google Detected
Avira TR/Yarwi.cjamnb
Antiy-AVL Trojan[Downloader]/Win32.Upatre.jgz
Xcitium TrojWare.Win32.TrojanDownloader.Upatre.MAUA@5rueuc
Microsoft TrojanDownloader:Win32/Upatre.BC
SUPERAntiSpyware Trojan.Agent/Gen-Upatre
ZoneAlarm Trojan-Downloader.Win32.Upatre.jgz
GData Trojan.Upatre.Gen.3
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Upatre.R146889
McAfee Upatre-FACA!20B970A2EBBE
MAX malware (ai score=87)
VBA32 BScope.Trojan.Downloader
Malwarebytes Trojan.Upatre
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_UPATRE.SM05
Rising Trojan.Win32.Kryptik.af (CLASSIC)
Yandex Trojan.GenAsa!7n/7L+TBO7Y
Ikarus Trojan.Upatre
MaxSecure Downloader.Upatre.jgz
Fortinet W32/Kryptik.DIZF!tr
AVG Win32:Dyre-K [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (D)

How to remove Troj/Bredo-APR?

  • 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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