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Overview

overview

8

Static

static

1

BUGSPLAT.dll

windows10-2004-x64

8

INSTRUCT.lnk

windows10-2004-x64

7

Sharing

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General

  • Target

    Instructions.iso.zip

  • Size

    129KB

  • Sample

    230306-slj8qsda25

  • MD5

    1cd538c98efccff114e192245793ec5f

  • SHA1

    fecbed0931e6d19d7fbc82c6d191ac1e565c891c

  • SHA256

    fd4335687473a74e5e432753f5c1757f8ce774afcf8b5e804ffbd9b2844a520f

  • SHA512

    f48153c7febc03e7784125efb612a5ecd6b20260da8da9d5a8c7e5550a8ebfe90df6e117416f3d9cd0e7fc148adebe0852bfc414c2e3a1a6fa05c9ad7818cbae

  • SSDEEP

    3072:Bh+CnFUNW0wKOviI1UAXYowwUw4Io5x4rp:BECPKrylooh4Io6p

Score
8/10
persistence

Malware Config

Targets

    • Target

      BUGSPLAT.DLL

    • Size

      265KB

    • MD5

      cf36bf564fbb7d5ec4cec9b0f185f6c9

    • SHA1

      8eb64670c10505322d45f6114bc9f7de0826e3a1

    • SHA256

      e957326b2167fa7ccd508cbf531779a28bfce75eb2635ab81826a522979aeb98

    • SHA512

      39e1f522ea424e437fe97b65ea65acb08069f6a88be61503ee75224108d105bbbec7374d8013017e78efe4e4129128316e732726cd96441d6db529556716847c

    • SSDEEP

      3072:tUEmC94lAhNLdHZS/Y1s7kNf4RqWs4e32pIYNxHaaBzpodfOYFdUq20vP0X6/q:/s/YPNfEqWKG2kHaaB2kwUq20v

    Score
    8/10
    persistence

    • Blocklisted process makes network request

    • Adds Run key to start application

      persistence
    behavioral1

    • Target

      INSTRUCT.LNK

    • Size

      1KB

    • MD5

      38b05aa4b5ba651ba95f7173c5145270

    • SHA1

      01424a07b968b5659c58c6d11f32f01475921a05

    • SHA256

      dffaefaabbcf6da029f927e67e38c0d1e6271bf998040cfd6d8c50a4eff639df

    • SHA512

      6a04622aff5ba794d15d8516a76469ad2b81c05fa690b9c21389dcdc1ebf285d19a58ca1451c370234316f740ee4d602c188236fb74d0255ae89025d03c5f455

    Score
    7/10

    • Checks computer location settings

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

    behavioral2

MITRE ATT&CK Enterprise v6

Tasks