MD5: c5cd7edfaa76e5f481e1dcecbd0df4ee
SHA1: 39576565fdfa0c4834260b9b30798b67e80613e1
SHA256: c07febe15696e6289d1db8071f8a952811c511f52ef2875280e79b0aad63379e
SSDeep: 24576:qM/JGorGr8N0Z9eVqaOiWFECll8T5nkXYhZ20w6c8UWzRIMaA2hWfRpMTeHUxGnI:wSrVT5wEzxc8UqR92geGcU7uhv
Size: 2508288 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: MicrosoftVisualC, NETexecutable, UPolyXv05_v6
Company: no certificate found
Created at: 2017-03-13 11:24:59
Analyzed on: Windows7 SP1 32-bit

Summary:

Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):
No processes have been created.
The Trojan injects its code into the following process(es):

%original file name%.exe:2956
mTR6hbOp3O.exe:2696

Mutexes

The following mutexes were created/opened:
No objects were found.

File activity

The process %original file name%.exe:2956 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\mTR6hbOp3O.exe (115422 bytes)

The process mTR6hbOp3O.exe:2696 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\cast.config (38 bytes)

Registry activity

The process %original file name%.exe:2956 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\CasterDate]
"date" = "25/03/2017"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"AutoDetect" = "1"

[HKLM\SOFTWARE\Microsoft\Tracing\c5cd7edfaa76e5f481e1dcecbd0df4ee_RASAPI32]
"EnableConsoleTracing" = "0"
"ConsoleTracingMask" = "4294901760"
"MaxFileSize" = "1048576"

[HKLM\SOFTWARE\Microsoft\Tracing\c5cd7edfaa76e5f481e1dcecbd0df4ee_RASMANCS]
"EnableConsoleTracing" = "0"
"FileTracingMask" = "4294901760"
"MaxFileSize" = "1048576"
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\c5cd7edfaa76e5f481e1dcecbd0df4ee_RASAPI32]
"EnableFileTracing" = "0"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\c5cd7edfaa76e5f481e1dcecbd0df4ee_RASMANCS]
"EnableFileTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\c5cd7edfaa76e5f481e1dcecbd0df4ee_RASAPI32]
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\c5cd7edfaa76e5f481e1dcecbd0df4ee_RASMANCS]
"ConsoleTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\c5cd7edfaa76e5f481e1dcecbd0df4ee_RASAPI32]
"FileTracingMask" = "4294901760"

The Trojan deletes the following value(s) in system registry:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"
"IntranetName"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName"

The process mTR6hbOp3O.exe:2696 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Tracing\mTR6hbOp3O_RASMANCS]
"EnableFileTracing" = "0"
"EnableConsoleTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\mTR6hbOp3O_RASAPI32]
"EnableConsoleTracing" = "0"
"FileTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\mTR6hbOp3O_RASMANCS]
"FileDirectory" = "%windir%\tracing"
"ConsoleTracingMask" = "4294901760"
"MaxFileSize" = "1048576"

[HKLM\SOFTWARE\Microsoft\Tracing\mTR6hbOp3O_RASAPI32]
"MaxFileSize" = "1048576"
"EnableFileTracing" = "0"
"ConsoleTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\mTR6hbOp3O_RASMANCS]
"FileTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\mTR6hbOp3O_RASAPI32]
"FileDirectory" = "%windir%\tracing"

To automatically run itself each time Windows is booted, the Trojan adds the following link to its file to the system registry autorun key:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"KNU8YI62O5" = "C:\Users\"%CurrentUserName%"\AppData\Local\Temp\mTR6hbOp3O.exe"

Dropped PE files

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name: F9A
Product Name: F9AM69ES
Product Version: 0.1.1.3
Legal Copyright: Copyright (c) 9955
Legal Trademarks:
Original Filename: Palace22.exe
Internal Name: Palace22.exe
File Version: 0.1.1.3
File Description: F
Comments: F9AM69ESO
Language: English (United States)

PE Sections

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL	IP
hxxp://asiasoftwaretools.com/get/3/wizzcaster_v2.exe	94.23.252.37
hxxp://wizzcaster.com/api/v5/config	94.23.44.92
hxxp://wizzcaster.com/api/v5/link	94.23.44.92
dns.msftncsi.com	131.107.255.255

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

ET POLICY PE EXE or DLL Windows file download HTTP

Traffic

Web Traffic was not found.

The Trojan connects to the servers at the folowing location(s):

Remove it with Ad-Aware

1. Click (here) to download and install Ad-Aware Free Antivirus.
2. Update the definition files.
3. Run a full scan of your computer.

Manual removal*

1. Terminate malicious process(es) (How to End a Process With the Task Manager):No processes have been created.
2. Delete the original Trojan file.
   
3. Delete or disinfect the following files created/modified by the Trojan:
   

   C:\Users\"%CurrentUserName%"\AppData\Local\Temp\mTR6hbOp3O.exe (115422 bytes)
   C:\Users\"%CurrentUserName%"\AppData\Local\Temp\cast.config (38 bytes)

4. Delete the following value(s) in the autorun key (How to Work with System Registry):
   

   [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   "KNU8YI62O5" = "C:\Users\"%CurrentUserName%"\AppData\Local\Temp\mTR6hbOp3O.exe"

5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
   
6. Reboot the computer.
   

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.