TROJ_INJECTOR.PON
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
TECHNICAL DETAILS
Arrival Details
This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This Trojan drops the following files:
- %User Temp%\upd{random alphanumeric characters}.bat - Used to delete the initial copy of itself
- %User Temp%\upd{random alphanumeric characters}.tmp
- %Application Data%\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\Windows Explorer.ocx
- %Application Data%\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\Mail Recipient.yhy
- %Application Data%\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\Notepad.tee
It drops the following copies of itself into the affected system:
- %User Temp%\upd{random alphanumeric characters}.exe
- %Application Data%\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\_imagingmath.exe
Autostart Technique
This Trojan adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
_imagingmath.exe = "%Application Data%\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\_imagingmath.exe"
Other System Modifications
This Trojan adds the following registry keys:
HKEY_CURRENT_USER\Software\Microsoft\
F12
Rati =
HKEY_CURRENT_USER\Software\Microsoft\
F12
Osofhatun =
HKEY_CURRENT_USER\Software\Microsoft\
F12
Muhiyp =
Other Details
This Trojan connects to the following possibly malicious URL:
- https://salb{BLOCKED}n.xyz/{BLOCKED}ulceroid.dat