About “TrojanDownloader:Win32/Istbar” infection

The TrojanDownloader:Win32/Istbar is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What TrojanDownloader:Win32/Istbar virus can do?

• Possible date expiration check, exits too soon after checking local time
• Performs some HTTP requests
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Network activity contains more than one unique useragent.
• Checks the version of Bios, possibly for anti-virtualization

Related domains:

How to determine TrojanDownloader:Win32/Istbar?

File Info:
crc32: B64CD384
md5: 982e1dc689dd41b856da25be7b326671
name: 982E1DC689DD41B856DA25BE7B326671.mlw
sha1: 2e29a5204900c1b7404b3fdc344d403c46361308
sha256: a692de630809ef7094f49bfcd8bcd0068e8768dbef2421b967ec8e0a1931465a
sha512: 95efb5af5af812017e883e71422703a2c23c351831913dbcb97cdaeed87fe641e3cc42738dd8a8db5ddb2b18363a1bfb2323797272e3eb9ac4926615082d2ef8
ssdeep: 384:uLG4Yp4pvh548+iK/tCNRKWbGm2dHWT73FWk0mvtY/cL5nL12kqNZ9:uLxvhKiK1KRKWCm2d2v3b0mvtYipJ2
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:
0: [No Data]

TrojanDownloader:Win32/Istbar also known as:

How to remove TrojanDownloader:Win32/Istbar?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.