TROJ_PLOUTUS.A
TrojanSpy:MSIL/Ploutus.A (Microsoft), BackDoor-dispcash (McAfee), BDoor.DISPCASH!tr.bdr (Fortinet),
Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
This Trojan may be manually installed by a user.
TECHNICAL DETAILS
39,424 bytes
EXE
Yes
14 Oct 2013
Arrival Details
This Trojan may be manually installed by a user.
Installation
This Trojan drops the following files:
- {malware path}\config.ini - configuration file
Autostart Technique
This Trojan registers itself as a system service to ensure its automatic execution at every system startup by adding the following registry entries:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\NCRDRVPS
ImagePath = "{malware path and file name}"
It registers as a system service to ensure its automatic execution at every system startup by adding the following registry keys:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\NCRDRVPS
NOTES:
This Trojan is intended to compromise an ATM.
Once installed, it hooks the keyboard.
If the following combination is entered, it enables its User Interface mode:
- F8 F1 F7 F3 F5 F4 F2
It then performs the following commands based on its keyboard shortcut:
- F1 - Generate ATM ID
- F2 - Activate ATM ID
- F3 - Dispense bills
- F4 - Exit User Interface
- F5 – Key Up
- F6 – Key Down
- F7 – Key Right/Next
- F8 – Key Left/Back
It also accepts the following number combinations:
- 12340000 - Keyboard test
- 12343570 - Generate ATM ID
- 12343571******** - Has two options (The last 8 digit combination entered must be a valid ATM ID based on the CryptTrack function and MachineID found in DATAA of config.ini for it to dispense bills)
- If the MD5 hash of the combination is not equal to the value found in DATAC of config.ini, it will set the time span for dispensing the bills. It will store the generated time span in DATAB of config.ini. Then, it will activate the ATM ID.
- Otherwise, it will just continue with the ATM ID activation.
- 12343572**: Dispense bills. Last 2 digits is for the number of bills to be dispensed.
It assumes that the ATM has 4 cassettes.
It dispenses the number of bills based on the entered command.
If a cassette has less than 40 bills, it will dispense all the bills in that cassette.
SOLUTION
9.300
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Scan your computer with your Trend Micro product and note files detected as TROJ_PLOUTUS.A
Step 3
Restart in Safe Mode
Step 4
Delete this registry key
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry. Before you could do this, you must restart in Safe Mode. For instructions on how to do this, you may refer to this page If the preceding step requires you to restart in safe mode, you may proceed to edit the system registry.
- In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services
- NCRDRVPS
- NCRDRVPS
Step 5
Search and delete this file
- {malware path}\config.ini
Step 6
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_PLOUTUS.A. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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