Max_Malyutin Profile picture
Nov 15 4 tweets 3 min read
#Qakbot New TTPs IMG File Infection

[+] IMG File instead of ISO 🔥
[+] VBS Script (ShellExecute) instead of LNK 🔥
[+] .tmp (DLL loader) exec via Regsvr32.exe
[+] Process Injection
[+] Discovery commands
[+] C2 connection

#DFIR exec flow: img > vbs > tmp > injection
Thank you @pr0xylife for sharing the sample:

bazaar.abuse.ch/sample/ac7c130…
#Qakbot C2 server:

IP: 70.121.198[.]103
Port: 2078
Artifact: POST /t5 HTTP/1.1

Additional C2 IPs:
200.93.14[.]206
174.115.87[.]57
102.157.73[.]215
98.30.233[.]14
94.70.37[.]145
82.31.37[.]241
172.90.139[.]138
#Qakbot automated discovery commands (TA0007):
net view
cmd /c set
arp -a
ipconfig /all
nslookup -querytype=ALL -timeout=12 _ldap._tcp.dc._msdcs.{Domain}
net share
route print
netstat -nao
net localgroup
whoami /all

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More from @Max_Mal_

Nov 16
#Qakbot Infection New TTPs 🚨

[+] Deliver ISO (T1204.002)
[+] DLL Search Order Hijacking (T1574.001)🔥
[+] Regsvr32 (T1218.010)
[+] Process Hollowing (T1055.012)
[+] Discovery (TA0007)
[+] Credentials from Web Browsers (T1555.003)
[+] Data from Local System (T1005) ImageImageImageImage
#Qakbot C2 server:
IP: 92.27.86[.]48
Port: 2222

Additional C2 IP:
23.111.114[.]52 ImageImage
#Qakbot initial exec flow #DFIR:
ISO > LNK > cmd.exe /c control.exe > e:\control.exe > regsvr32.exe msoffice32.dll > Injection
Read 4 tweets

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