TSPY_KONNI.A
Trojan:Win32/Konny.A (Microsoft); RDN/Generic Dropper (McAfee); Backdoor.Noknef (Symantec); Trojan-Dropper.Win32.Sysn.apil (Kaspersky); Troj/Konni-C (Sophos); Trojan.Win32.Generic!BT (Sunbelt); Trojan horse Agent6.BDLV (AVG)
Windows
Threat Type: Spyware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This Spyware 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
81,408 bytes
EXE
No
20 Sep 2017
Arrival Details
This Spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Other System Modifications
This Spyware deletes the following files:
- %Application Data%\Google\Chrome\User Data\Default\Cookies
- %User Profile%\Opera\cookies0.dat
- %User Profile%\Opera\cookies1.dat
- %System%\screentmp.tmp
- %User Profile%\Opera\cookies2.dat
- %User Profile%\Opera\cookies3.dat
- %User Profile%\Opera\cookies4.dat
- %User Profile%\Opera\cookies5.dat
- %User Profile%\Opera\cookies6.dat
- %User Profile%\Opera\cookies7.dat
- %User Profile%\Opera\cookies8.dat
(Note: %Application Data% is the Application Data folder, where it usually is C:\Documents and Settings\{user name}\Application Data on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)
Dropping Routine
This Spyware drops the following files:
- %System%\spadmgr.ocx
- %System%\solhelp.ocx
- %System%\sultry.ocx
(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)
Other Details
This Spyware connects to the following possibly malicious URL:
- {BLOCKED}.134.129
This report is generated via an automated analysis system.
SOLUTION
9.8
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
Search and delete these components
- %System%\spadmgr.ocx
- %System%\solhelp.ocx
- %System%\sultry.ocx
Step 3
Scan your computer with your Trend Micro product to delete files detected as TSPY_KONNI.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.
Step 4
Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.
- %Application Data%\Google\Chrome\User Data\Default\Cookies
- %User Profile%\Opera\cookies0.dat
- %User Profile%\Opera\cookies1.dat
- %System%\screentmp.tmp
- %User Profile%\Opera\cookies2.dat
- %User Profile%\Opera\cookies3.dat
- %User Profile%\Opera\cookies4.dat
- %User Profile%\Opera\cookies5.dat
- %User Profile%\Opera\cookies6.dat
- %User Profile%\Opera\cookies7.dat
- %User Profile%\Opera\cookies8.dat
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