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General

  • Target

    205a6a6d8bb991a8dacd71a3e50007a2a61aea484fca340e1e814574e820b496.zip

  • Size

    1KB

  • Sample

    241203-nbywxssphz

  • MD5

    31dae632cb49e372bd9568e98b1c7ca2

  • SHA1

    6bad2a9f96cdd3048ce35380a1ae4b611e77972e

  • SHA256

    205a6a6d8bb991a8dacd71a3e50007a2a61aea484fca340e1e814574e820b496

  • SHA512

    1f8661642207161459d99647186f6da6301ab33d8779d69e02154da847d6b87e1f86cc61271b0c049fe691d4bc3884bd22a3cc79b00fd2b88748f9ed2907f8a6

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/triazoicuTsQo.php

exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/butterfliesxH2dz.php

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/stepPCj5H.php

exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/untrippingvT.ps1

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/stepPCj5H.php

exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/untrippingvT.ps1

Extracted

Family

koiloader

C2

http://195.123.217.43/oversate.php

Attributes
  • payload_url

    https://www.italialife24.it/wp-content/uploads/2021/05

Targets

    • Target

      22_11_2024_stmnt.lnk

    • Size

      3KB

    • MD5

      34ee898cb6c5ae305685129bd0b02ceb

    • SHA1

      72c04950fa82ea474c945f31dc3e7a32635689ae

    • SHA256

      215ff81b6f3a50e48d9f5acfb89f5ea3a1afd59dddbb0666f7ce97a922f60326

    • SHA512

      7bf440741559ffffda909092e32329635eed5a5afd31316f58a4080f8855c57d9399f4b25d6535a490e5c28727586209e3ff7c44c4d2e947c837ab58272b976d

    • KoiLoader

      KoiLoader is a malware loader written in C++.

    • Koiloader family

    • Detects KoiLoader payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Indicator Removal: Clear Persistence

      Clear artifacts associated with previously established persistence like scheduletasks on a host.

MITRE ATT&CK Enterprise v15

Tasks