Trojan.Agent.ERHS (B) (file analysis)

The Trojan.Agent.ERHS (B) 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 Trojan.Agent.ERHS (B) virus can do?

• Executable code extraction
• Injection (inter-process)
• Injection (Process Hollowing)
• Attempts to connect to a dead IP:Port (1 unique times)
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• Mimics the system’s user agent string for its own requests
• A process attempted to delay the analysis task.
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
• A process created a hidden window
• Drops a binary and executes it
• Performs some HTTP requests
• Uses Windows utilities for basic functionality
• Executed a process and injected code into it, probably while unpacking
• A system process is generating network traffic likely as a result of process injection
• Behavior consistent with a dropper attempting to download the next stage.
• Installs itself for autorun at Windows startup
• Checks the CPU name from registry, possibly for anti-virtualization
• Creates a copy of itself
• Collects information to fingerprint the system

Related domains:

How to determine Trojan.Agent.ERHS (B)?

File Info:
crc32: 694194A5
md5: 000318b8c70f503e03bf62e469785fd1
name: 8888888.png
sha1: b31a5553f3f2d5510e23619b96e94776acc041a6
sha256: 0e424ebfbcddaa228ba4ba433918a51bcfce778c0ce3565d2758c21b24bcc525
sha512: ae3d9beab476e61cf084a6f47901b04657fa2402ada1e65d2d08a4903fc0eac0c84315ddc6637583e8feb71bb1b87948008ffd2b6eca69b1eb831dabdb6f57b8
ssdeep: 12288:pgU3965wVaFgq6LuM+0D2PNEtpvxNIGeIerLIX:ZkFgdnUVEEyerLI
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: Sticky
FileVersion: 6.1.7600.16385 (win7_rtm.090713-1255)
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 6.1.7600.16385
FileDescription: Sticky Notes
OriginalFilename: StikyNot.exe
Translation: 0x0409 0x04b0

Trojan.Agent.ERHS (B) also known as:

How to remove Trojan.Agent.ERHS (B)?

• 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.