Backdoor.Win32.Tofsee.doxl (file analysis)

The Backdoor.Win32.Tofsee.doxl 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 Backdoor.Win32.Tofsee.doxl virus can do?

• Executable code extraction
• Injection (inter-process)
• Injection (Process Hollowing)
• Creates RWX memory
• A process attempted to delay the analysis task.
• Attempts to connect to a dead IP:Port (20 unique times)
• Starts servers listening on 0.0.0.0:9296
• Reads data out of its own binary image
• A process created a hidden window
• Drops a binary and executes it
• Performs some HTTP requests
• Unconventionial language used in binary resources: Ukrainian
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Uses Windows utilities for basic functionality
• Enumerates services, possibly for anti-virtualization
• Executed a process and injected code into it, probably while unpacking
• Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
• Installs itself for autorun at Windows startup
• A possible cryptomining command was executed
• Attempts to interact with an Alternate Data Stream (ADS)
• Anomalous binary characteristics

Related domains:

How to determine Backdoor.Win32.Tofsee.doxl?

File Info:
crc32: C3EDE3C9
md5: ac1e9caeaed3cbb2f04112dc14ec832d
name: AC1E9CAEAED3CBB2F04112DC14EC832D.mlw
sha1: fcf950ed4681e3ced92877856ce0a8d0bdbc0ea0
sha256: a30a18fab2d4685cd5f8ae516f15f37634eaa7fad00ba99b945929edca7984d1
sha512: 4cdb04e097e3cf2e455a3358e00eeaee15b566f01eaa5c3fd324a561e013c7231626a21aaad0f8f337ac23600c8d30475c909ce31e32f29789cce0011d4299e8
ssdeep: 3072:ukxNRt6QEG3G9/T4n9MrYlQ9shzesWQ7/TQAaCq:Ntt6QBy/NYlQoqsWQgAaC
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:
InternalSurname: debaukd.ekze
Prod: 1.2.7
FileVersions: 1.0.5.6
LegalCo: Copyri (C) 2019, permudationzi

Backdoor.Win32.Tofsee.doxl also known as:

How to remove Backdoor.Win32.Tofsee.doxl?

• 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.