Analysis Overview
SHA256
02846dbf25b333625a0720075fb47da62a946e5b0b4f9e9ba14cef514d576b37
Threat Level: Known bad
The file cYNhXOc.dll was found to be: Known bad.
Malicious Activity Summary
Suspicious use of NtCreateUserProcessOtherParentProcess
Zloader, Terdot, DELoader, ZeusSphinx
Blacklisted process makes network request
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
Modifies service
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Discovers systems in the same network
Gathers network information
Runs net.exe
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2020-07-28 23:07
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2020-07-28 23:07
Reported
2020-07-28 23:09
Platform
win7v200722
Max time kernel
151s
Max time network
110s
Command Line
Signatures
Blacklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Gathers network information
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Runs net.exe
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 1468 created 1204 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\Explorer.EXE |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1468 set thread context of 1388 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\msiexec.exe |
Zloader, Terdot, DELoader, ZeusSphinx
Modifies service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Shas | C:\Windows\SysWOW64\ipconfig.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Qecs | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Discovers systems in the same network
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\net.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\net.exe | N/A |
Reads user/profile data of web browsers
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cYNhXOc.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cYNhXOc.dll,#1
C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ipconfig /all
C:\Windows\SysWOW64\ipconfig.exe
ipconfig /all
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c net config workstation
C:\Windows\SysWOW64\net.exe
net config workstation
C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 config workstation
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c net view /all
C:\Windows\SysWOW64\net.exe
net view /all
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c net view /all /domain
C:\Windows\SysWOW64\net.exe
net view /all /domain
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.252:5355 | udp | |
| N/A | 8.8.8.8:53 | vlcafxbdjtlvlcduwhga.com | udp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 8.8.8.8:53 | www.download.windowsupdate.com | udp |
| N/A | 72.21.81.240:80 | www.download.windowsupdate.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 72.21.81.240:80 | www.download.windowsupdate.com | tcp |
| N/A | 72.21.81.240:80 | www.download.windowsupdate.com | tcp |
| N/A | 72.21.81.240:80 | www.download.windowsupdate.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
Files
memory/1468-0-0x0000000000000000-mapping.dmp
memory/1388-1-0x0000000000090000-0x00000000000BB000-memory.dmp
memory/1388-2-0x00000000000C0000-0x00000000000C1000-memory.dmp
memory/1388-3-0x0000000000090000-0x00000000000BB000-memory.dmp
memory/1388-4-0x0000000000000000-mapping.dmp
memory/1604-5-0x0000000000000000-mapping.dmp
memory/1920-6-0x0000000000000000-mapping.dmp
memory/1988-7-0x0000000000000000-mapping.dmp
memory/1972-8-0x0000000000000000-mapping.dmp
memory/1764-9-0x0000000000000000-mapping.dmp
memory/1300-10-0x0000000000000000-mapping.dmp
memory/1464-11-0x0000000000000000-mapping.dmp
memory/1484-12-0x0000000000000000-mapping.dmp
memory/1460-13-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2020-07-28 23:07
Reported
2020-07-28 23:09
Platform
win10v200722
Max time kernel
150s
Max time network
112s
Command Line
Signatures
Reads user/profile data of web browsers
Discovers systems in the same network
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\net.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\net.exe | N/A |
Suspicious use of WriteProcessMemory
Blacklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 724 created 3068 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\Explorer.EXE |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 724 set thread context of 2784 | N/A | C:\Windows\SysWOW64\rundll32.exe | C:\Windows\SysWOW64\msiexec.exe |
Zloader, Terdot, DELoader, ZeusSphinx
Gathers network information
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ipconfig.exe | N/A |
Runs net.exe
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cYNhXOc.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cYNhXOc.dll,#1
C:\Windows\SysWOW64\msiexec.exe
msiexec.exe
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ipconfig /all
C:\Windows\SysWOW64\ipconfig.exe
ipconfig /all
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c net config workstation
C:\Windows\SysWOW64\net.exe
net config workstation
C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 config workstation
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c net view /all
C:\Windows\SysWOW64\net.exe
net view /all
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c net view /all /domain
C:\Windows\SysWOW64\net.exe
net view /all /domain
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | vlcafxbdjtlvlcduwhga.com | udp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
| N/A | 84.38.181.15:443 | vlcafxbdjtlvlcduwhga.com | tcp |
Files
memory/724-0-0x0000000000000000-mapping.dmp
memory/2784-1-0x00000000008C0000-0x00000000008EB000-memory.dmp
memory/2784-2-0x0000000000000000-mapping.dmp
memory/3944-11-0x0000000000000000-mapping.dmp
memory/3932-12-0x0000000000000000-mapping.dmp
memory/3180-14-0x0000000000000000-mapping.dmp
memory/1668-15-0x0000000000000000-mapping.dmp
memory/3388-16-0x0000000000000000-mapping.dmp
memory/2708-17-0x0000000000000000-mapping.dmp
memory/516-18-0x0000000000000000-mapping.dmp
memory/3348-19-0x0000000000000000-mapping.dmp
memory/4064-20-0x0000000000000000-mapping.dmp