Overview

overview

10

Static

static

SATURN_RANSOM.bin.exe

windows7_x64

10

SATURN_RANSOM.bin.exe

windows10_x64

9

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General

  • Target

    SATURN_RANSOM.bin.zip

  • Size

    182KB

  • Sample

    201104-vr68hlnnma

  • MD5

    07541d47dce37ec062ee611e8c3e8a53

  • SHA1

    2142e5b6192527ad9ea89e6b1f7c3487849f05c4

  • SHA256

    b8594ea62b588184f05048607c66ee5ea865673f0cf7e49af7a01c10480c09b9

  • SHA512

    aba7f0195a3878526b581f0b70fdb17c38c1c762c114ff6be0cdcc2d7e0d567be13c7d836b6983d1d3fe445a1b0307a1f0dcee6293c923758a8f2cc819bab54d

Score
10/10
ursnif_rm3bankerevasionpersistenceransomwarespywaretrojan

Malware Config

Targets

    • Target

      SATURN_RANSOM.bin

    • Size

      338KB

    • MD5

      bbd4c2d2c72648c8f871b36261be23fd

    • SHA1

      77c525e6b8a5760823ad6036e60b3fa244db8e42

    • SHA256

      9e87f069de22ceac029a4ac56e6305d2df54227e6b0f0b3ecad52a01fbade021

    • SHA512

      38f2ff3b7ff6faa63ef0a3200e0dbb9e48e1d404a065f6919cb6d245699479896a42316f299c33c8cc068922934c64f8aa06c88b000d1676870c1d0c0f18e14a

    Score
    10/10
    ursnif_rm3bankerevasionpersistenceransomwarespywaretrojan

    • Ursnif RM3

      A heavily modified version of Ursnif discovered in the wild.

      bankertrojanursnif_rm3

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Enumerates VirtualBox registry keys

      evasion

    • Looks for VirtualBox Guest Additions in registry

      evasion

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Deletes itself

    • Drops startup file

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spyware

    • Modifies service

      persistence

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks