General

  • Target
    Matcha External.zip
  • Size 11.2MB
  • Sample261030-m5cp4sec63
  • SHA256 d5623f0f60b1530f5073adc0a1872ac2d9f50b773fe501ef72c8641dbe6a79e0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Matcha External/Matcha External.exe
    • Size 146KB
    • SHA256 dd9729a2f62a8c742aacce3ee721df1cbd1ce549477decb3c64f9ed6dfb9c1ee
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Downloads MZ/PE file

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Target
      Matcha External/Microsoft.Spark.Worker.dll
    • Size 62KB
    • SHA256 4674c82b4f6086d56e0a74aea72a268de453b94153adf591bb321a9faca5ff91
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Collections.dll
    • Size 254KB
    • SHA256 5b20181ee4e188aa6b328c107fee9506e63efe3a4f9d2c3517ef2972b6aa1211
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.ComponentModel.Primitives.dll
    • Size 78KB
    • SHA256 304635dbc025b5c3bff78df48c19980e9b52c632a7d3c145b61288f546293bf7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Console.dll
    • Size 170KB
    • SHA256 8469deb8c7d532e8857f5c68deb291035103dee3698bf5005f4e08c5bd05775a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Diagnostics.Process.dll
    • Size 330KB
    • SHA256 7bbca593ed7f5b8f8650ecd5e597190d7d55bc4b1b9d8a992c7a1f887e65dcc2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Private.CoreLib.dll
    • Size 12.6MB
    • SHA256 4cd6810b4ebe8d6e1f5928f2026d257c112380d33b557a60bcfa9c7f2bb012e8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Runtime.InteropServices.dll
    • Size 94KB
    • SHA256 127ea3f2ff47cea14c082b2ed22066554d22c9d8f97dc0d403b17042fac62a5b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Runtime.dll
    • Size 42KB
    • SHA256 9c506c9347f872c3375255f744dcf83b71a96ff71cbf4a19b39873fa22f73c22
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Security.Claims.dll
    • Size 98KB
    • SHA256 9aedeb23632f45084722906ced314074fb14e08478545a221ab6476febbaff0b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Security.Principal.Windows.dll
    • Size 182KB
    • SHA256 59815feab7b47abf6e7d4231a7081452b256704a3834c6a927a9e74c03897b9f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Security.Principal.dll
    • Size 15KB
    • SHA256 902d836b8cb066dc2279e4de0979b5a380bdccccfa69634ba51111cac2be2f44
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Text.Encoding.Extensions.dll
    • Size 15KB
    • SHA256 a875d0785cae18ee30db531303c166ba1a1d30c0ca4ab8edd38fe04056f91eaa
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Threading.Thread.dll
    • Size 15KB
    • SHA256 ecbe1cde0de93b08489005de9b2ba627725dc55646735dcf0f027e0e1fce6f6c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/System.Threading.dll
    • Size 82KB
    • SHA256 15cc9db291b87042f1ab4319f8d04f4cd226f15bf88bf0810b31dcd50fb0bb7e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/clrjit.dll
    • Size 1.7MB
    • SHA256 0dfe34be78144cad7db5b66a7fca3d86178ec0f353aafba6c81eb72e797e383b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/coreclr.dll
    • Size 4.8MB
    • SHA256 b4375494bb10be11db6134d361df2f39a7a2c7f6696ca8d239a3ed424ce66de7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/hostfxr.dll
    • Size 342KB
    • SHA256 130a3656b07a317f859d542c0f11339f3d0ba4198169853781a3fc04ed64c907
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/hostpolicy.dll
    • Size 384KB
    • SHA256 65d61078b6b97884ad09aa12da97d96f50f7d98e6d163c926ae199f9bb58a3ce
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Reflection.Emit.ILGeneration.dll
    • Size 15KB
    • SHA256 ae47751a2d032d7269759daa1ee97a6ffb0a0e63a6aead090b009592a469eb1c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Reflection.Emit.Lightweight.dll
    • Size 15KB
    • SHA256 fa08d58251367b33b95d75252cb835cb710adf9a220099eb30c96264a3b73a71
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Reflection.Emit.dll
    • Size 126KB
    • SHA256 8ed2694b576381e59866836b36fc0ef016140224e79d3e6a905324ea35b4978f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Reflection.Extensions.dll
    • Size 15KB
    • SHA256 70235a191c9bc308a34c25f32232f0ac685da6c431e2d1ca0cc00d9c402e227a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Reflection.Metadata.dll
    • Size 1.1MB
    • SHA256 f3ab642fc2a102efd465cb49f4998524c7572228be4b0d2e70bcb1b8bba4933c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Reflection.Primitives.dll
    • Size 15KB
    • SHA256 657ed5f5cfb406b806f2cbc34d4dfbeb2e9c6b65f8d42c41dd5ff3ff46e4001e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Reflection.TypeExtensions.dll
    • Size 42KB
    • SHA256 bf6490c507914c480247e30260223b9c8851101c0c734c7564cd79d63decb393
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Resources.Extensions.dll
    • Size 134KB
    • SHA256 1d393bc4164e01d0229d6bdab612145fb9df51ee1f600840d3c3a54c50ec55e4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Resources.Reader.dll
    • Size 15KB
    • SHA256 ef6c5b7d4c0e79fb6cded4a4b5c3a50d9c8fc8810eedf3632fd6620440fcc91b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Resources.ResourceManager.dll
    • Size 15KB
    • SHA256 cff1457cb342f0b97c8a032aece249fde6eef25e9ebb5ee0a603b30fa505aa08
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Resources.Writer.dll
    • Size 50KB
    • SHA256 001dc22d5205f5cdc3ba7f1a99fc6b9f825947eca8dfa1605a8b192ccd7b4ef6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Runtime.CompilerServices.Unsafe.dll
    • Size 15KB
    • SHA256 bce80e35df5dd35dba96e7c402ff7e0c3292fcbedd08086e1c536a3b9bad819d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Matcha External/win-64/Components/System.Runtime.CompilerServices.VisualC.dll
    • Size 30KB
    • SHA256 fb0af73ffa2fca9112fd7c3b87c225152d6ee46f9d5a119941a8f5578d4c79a9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

bootkitdefense_evasiondiscoverypersistence
Score
6/10

behavioral2

Score
1/10

behavioral3

Score
1/10

behavioral4

Score
1/10

behavioral5

Score
1/10

behavioral6

Score
1/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

Score
1/10

behavioral10

Score
1/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

Score
1/10

behavioral14

Score
1/10

behavioral15

Score
1/10

behavioral16

Score
1/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

Score
1/10

behavioral25

Score
1/10

behavioral26

Score
1/10

behavioral27

Score
1/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

Score
1/10