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Ransomware Research

Bad Rabbit

Bad Rabbit was first discovered in October 2017 in enterprise cloud environments.

Name

Bad Rabbit

 

First Seen

October 2017

Targeting

Behavior of Bad Rabbit

Bad Rabbit is known to target specific file types. Below are all known file types that Bad Rabbit is known to infect.

In some cases, ransomware will update the modified date, when it encrypts files. Bad Rabbit unknown the last modified date of the file it targets.

Details

Characteristics of Bad Rabbit

Suffixes

Some ransomware will change or append a suffix to the end of the file after they are encrypted, including changing the extension of a file. Here are some of the possible suffixes that Bad Rabbit ransomware is known to change.

Ransomware Notes

Not all ransomware leaves a note. However, some ransomware leaves the infected party instructions on what the user should do to get rid of the ransomware, or satisfy the ransom. This often involves transferring money, often bitcoin or another cryptocurrency to a designated wallet.

Below are the type(s) of notes, content, and typical locations where Elastio has found ransom notes from Bad Rabbit.

Type

File Name

Location

file

README.txt

EveryFolder

message

Boot

Executables

These are the names of the executables that contain the undetonated ransomware payload for Bad Rabbit.

Executables

Endermanch@BadRabbit.exe, Uninstaller 27.0, FlashUtil.exe, badrabbit.exe, Bad Rabbit.exe, tmpD692.tmp.exe, Ransomware.BadRabbit.exe, Your_results.exe, BadRabbit.exe, Trojan.Ransom.ByhoiKrolik, BadRabbit.bin, Fortnite_Sex.exe, install_flash_player.exe, binary, Trojan-Ransom. BadRabbit.exe, Sample 22.dat, BadRabbit.bin.exe, endermanch@badrabbit.exe, Trojan.Ransom.BadRabbit, Trojan.Ransom.BadRabbit.exe, 2017120f01d263-3c62-42fc-bc2a-9d901d3834b0.exe, Ransomware BadRabbit.exe, BadRabbit(1).exe, .exe, install_flash_player.bin, GOOD (14).EXE, tmpftkj7xut, supremo.exe, Nord_VPN.exe, Endermanch_BadRabbit.exe, rabbit.exe, 1.exe, bad.bin, 694.json, RansomWin32Tibbar.A.exe, myfile.exe, cc7600e5d066d750ced1ce09653e7c22., add.exe, 2018_12_13_00_13_42.000442, 2018_12_12_22_49_33.000987, volume.exe, 7.exe, AdobeFlashUpdater.exe, flash.exe, FashUtil.exe, 迷你世界流畅工具(链接手机)[BadRabbit].exe, %E4%BD%93%E9%AA%8C%E6%9C%8D%E5%AE%A2%E6%88%B7%E7%AB%AF%E5%AE%89%E8%A3%85%E5%8C%85.exe, UNINST~1.EXE, %E6%81%AD%E5%96%9C%E6%82%A8%E8%8E%B7%E5%BE%97%E5%AD%99%E5%B0%9A%E9%A6%99%E5%86%85%E6%B5%8B%E7%9A%AE%E8%82%A4%E4%B8%80%E4%B8%AA.exe, adobesdoc.pdf.exe, 2.exe, dispci.exe, bad-rabbit.exe, 8ebc97e05c8e1073_dispci.exe, a920f14c9906573bddf173738906791b., dsadasdas.bad, abcd.jpeg, myfile, 669629.exe, ddd._exe, rabbit2.Virrey, dispci.exe.3.dr, rabbit2.exe, payload_8ebc97e05c8e1073bda2efb6f4d00ad7e789260afa2c276f0c72740b838a0a93, dsc.exe

External Pages

Ransomware often links to external pages such as payment pages, telegram contacts, etc. Below are some of the URLs Elastio has found to be associated with Bad Rabbit.

External Pages

  • http://caforssztxqzf2nm.onion

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