TrojanSpy.Win32.EMOTET.SMAL9.hp
a variant of Win32/Kryptik.DOCP (ESET-NOD32); Trojan:Win32/Dynamer!ac (Microsoft)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan Spy
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Trojan Spy arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
However, as of this writing, the said sites are inaccessible.
TECHNICAL DETAILS
266,752 bytes
EXE
12 Aug 2015
Arrival Details
This Trojan Spy 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 Spy adds the following folders:
- %Application Data%\{Random characters 1}
- %Application Data%\{Random characters 3}
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, and 8.)
It drops the following copies of itself into the affected system and executes them:
- %Application Data%\{Random characters 1}\{Random Characters 2}.exe and executes
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, and 8.)
It drops the following files:
- %Application Data%\{Random characters 3}\{Random Characters 4}.{Random characters 5}
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, and 8.)
Autostart Technique
This Trojan Spy modifies the following registry entry(ies) to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
{GUID} = "%Application Data%\{Random characters 1}\{Random Characters 2}.exe"
Other System Modifications
This Trojan Spy adds the following registry keys:
HKEY_CURRENT_USER\Software\Microsoft\
{Random Characters 6}
{Random Characters 7} = {Hex values}
Other Details
This Trojan Spy connects to the following possibly malicious URL:
- http://{BLOCKED}w.su/500.jpg
However, as of this writing, the said sites are inaccessible.