Worm:Win32/Niklas.L (file analysis)

The Worm:Win32/Niklas.L 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 Worm:Win32/Niklas.L virus can do?

• Sample contains Overlay data
• Drops a binary and executes it
• Unconventionial language used in binary resources: Turkish
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Authenticode signature is invalid
• Checks for the presence of known devices from debuggers and forensic tools
• Checks for the presence of known devices from debuggers and forensic tools
• Binary file triggered YARA rule
• Creates a copy of itself
• Deletes executed files from disk
• Attempts to modify Explorer settings to prevent hidden files from being displayed
• Yara detections observed in process dumps, payloads or dropped files

How to determine Worm:Win32/Niklas.L?

File Info:
name: 79E216EE9C744201A959.mlw
path: /opt/CAPEv2/storage/binaries/e5bae47403bf499b2c60e328a22eb90988b2c3b0807dfb6386e29939025559c2
crc32: 5AFD6F9A
md5: 79e216ee9c744201a9592938c2007afe
sha1: d1c5d6f220d9cd6b1a1840ed37dd2dc15c224959
sha256: e5bae47403bf499b2c60e328a22eb90988b2c3b0807dfb6386e29939025559c2
sha512: 6f4d174a659563995dc23b4a1d66697db4fc393a0cc1625e32b316592ef19772adc7cc13dc2bf20ec1faecc99e72898e1187a92af3b87cb813d90e8ca20a8ed5
ssdeep: 49152:kXCKecT+xgr7H9HQSlWgTQt1UX7qIXNiJpgaXJ8/cmkDMcnqOQGK67dpLrlcU0r8:GTdr7HdQSlW53rgyFueW6dB
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1C7468E92E2ED11E9D5BBC279C6574627EBB0B809033497CF2160875A1F27BE0A73D316
sha3_384: e545596f4a50c6aa7240aebf590d17fc6be5c343375adaa1e9baf127d65dcce4efcd473f510d3c554b7a55e78e5cc072
ep_bytes: 60be00c040008dbe0050ffff5783cdff
timestamp: 1992-06-19 22:22:17

Version Info:
0: [No Data]

Worm:Win32/Niklas.L also known as:

How to remove Worm:Win32/Niklas.L?

• 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.