Analysis

  • max time kernel
    120s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2024, 13:45

General

  • Target
    158dcc3b15896b7e92ac499081e4ad78d723340cc479ff236a5926c35871e4f6N.exe
  • Size 177KB
  • Sample241006-q2nvra1eph
  • SHA256 158dcc3b15896b7e92ac499081e4ad78d723340cc479ff236a5926c35871e4f6
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (4335) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\158dcc3b15896b7e92ac499081e4ad78d723340cc479ff236a5926c35871e4f6N.exe
    "C:\Users\Admin\AppData\Local\Temp\158dcc3b15896b7e92ac499081e4ad78d723340cc479ff236a5926c35871e4f6N.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2196
    • C:\Windows\SysWOW64\Zombie.exe
      "C:\Windows\system32\Zombie.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:544
    • C:\Users\Admin\AppData\Local\Temp\_MS.SPREADSHEETCOMPARE.16.1033.hxn.exe
      "_MS.SPREADSHEETCOMPARE.16.1033.hxn.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:896

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.exe

        • Path C:\$Recycle.Bin\S-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.exe
        • Size 88KB
        • SHA256 c4bd1dd898ac5a070b7fb3c4cd81e841ea96079091c0dc422fdc9922886415fe
        • MD5 SHA1 SHA512 SSDEEP

        desktop.ini.exe.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.exe.tmp
        • Size 177KB
        • SHA256 a19015831ec9f64daaa81bafeaf84b50d0a35f2a8a7929f5b988da14247c4470
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.chm.exe

        • Path C:\Program Files\7-Zip\7-zip.chm.exe
        • Size 200KB
        • SHA256 cd5ec844f18ed5d323721a3ebe5f1bf7d6528531b75f1e2d6f6919fde0983908
        • MD5 SHA1 SHA512 SSDEEP

        7z.dll.tmp

        • Path C:\Program Files\7-Zip\7z.dll.tmp
        • Size 1.8MB
        • SHA256 b1f5ae81d0a2ce4a97f8b8791c379563433f813839331f8cf6fc291b3ebff4c3
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe.tmp

        • Path C:\Program Files\7-Zip\7z.exe.tmp
        • Size 633KB
        • SHA256 7f859bda9643d251dd2ccd44b1e60c41f44781eb01030cc789c5d508f7a41914
        • MD5 SHA1 SHA512 SSDEEP

        7z.sfx.tmp

        • Path C:\Program Files\7-Zip\7z.sfx.tmp
        • Size 298KB
        • SHA256 110fd7930cb5ad5f0a13fb89f3a69b6b3539bc60b4c906965e5ecbd64ded91b1
        • MD5 SHA1 SHA512 SSDEEP

        7zCon.sfx.tmp

        • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
        • Size 277KB
        • SHA256 ac2792bec47ba11d70b107f5702399523f534717efd9bb9cd97e0d9017b99130
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 1019KB
        • SHA256 5bc9b56212d5b40f0b2aa23933058e1677b0f3ffed608a97e2677acc3d396485
        • MD5 SHA1 SHA512 SSDEEP

        7zG.exe.tmp

        • Path C:\Program Files\7-Zip\7zG.exe.tmp
        • Size 773KB
        • SHA256 f5c3bff6a2c5f1d17a7902305c0d5fbaebc3e7346b41aaa85434613bc8256c92
        • MD5 SHA1 SHA512 SSDEEP

        History.txt.tmp

        • Path C:\Program Files\7-Zip\History.txt.tmp
        • Size 145KB
        • SHA256 19d32ac818931f77710f60ed6f195980900711dc86b66cbc4e5dfc326acc8647
        • MD5 SHA1 SHA512 SSDEEP

        an.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\an.txt.tmp
        • Size 96KB
        • SHA256 03f599ac496aeb5b0bd40e7cfe40e96c4556aaf82576a834766820641904de93
        • MD5 SHA1 SHA512 SSDEEP

        ar.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ar.txt.tmp
        • Size 101KB
        • SHA256 a9ce9d9155c18ca4c12504abebe92e94edb3bdee04db3452889f38e3c6738e7e
        • MD5 SHA1 SHA512 SSDEEP

        be.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\be.txt.tmp
        • Size 100KB
        • SHA256 1841f9aeade5e41700eccb381a5a8a4a2a33906953b0882edf033db76463f4bd
        • MD5 SHA1 SHA512 SSDEEP

        br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\br.txt.tmp
        • Size 94KB
        • SHA256 7aef32ca24ed9db2dbaae5e8c28bd629557d01ee9ba874c3d67f6ab8a9f85cf8
        • MD5 SHA1 SHA512 SSDEEP

        ca.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ca.txt.tmp
        • Size 98KB
        • SHA256 3eb65ab4d74f82474e148148503ed7e9bf75d1b4d6db6a5338ca857124c06250
        • MD5 SHA1 SHA512 SSDEEP

        co.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\co.txt.tmp
        • Size 99KB
        • SHA256 0722a6f671e0dac172f0048566cdd1b0c22e929dc5c94638114dc83dba66c7fa
        • MD5 SHA1 SHA512 SSDEEP

        cy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cy.txt.tmp
        • Size 93KB
        • SHA256 1b0269f8a10b5869f786b6acfa5ce478c205b099ea82f52ae1a05d9afa1dcb6c
        • MD5 SHA1 SHA512 SSDEEP

        da.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
        • Size 96KB
        • SHA256 3ebe06c9f33d420831f9ea2d6325872ebfa293ae7c7c9c0c8804576280b69763
        • MD5 SHA1 SHA512 SSDEEP

        en.ttt.tmp

        • Path C:\Program Files\7-Zip\Lang\en.ttt.tmp
        • Size 95KB
        • SHA256 7b5fb0fca501306248f210b6871919f5696fa3385079ee4c11b976db8c0bb3bb
        • MD5 SHA1 SHA512 SSDEEP

        et.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\et.txt.tmp
        • Size 95KB
        • SHA256 5c9d6a9587e08d8dd95f86ed56fc7d4c67733c4dc2e1f1144f337b5a17880ac8
        • MD5 SHA1 SHA512 SSDEEP

        eu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
        • Size 96KB
        • SHA256 2c8c4a337e78aa3cc0ce7d4672bc0682d2c2bc998e6d7123584aa109feb2f052
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 102KB
        • SHA256 6b9f65bf3e04fc4ab3ed7a55a4da040716ad5c5ea153dba263f992da2959e824
        • MD5 SHA1 SHA512 SSDEEP

        fi.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fi.txt.tmp
        • Size 97KB
        • SHA256 4e20db57a8aa8da8f026d9f4544a46038e8a49e9f7546dfda25144c0a2fde600
        • MD5 SHA1 SHA512 SSDEEP

        fr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fr.txt.tmp
        • Size 98KB
        • SHA256 63933c9b4f77b51dc4e52361f8fb511264c98f0a2164e0ac0d9b4cf38692ecf9
        • MD5 SHA1 SHA512 SSDEEP

        fur.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
        • Size 96KB
        • SHA256 64a8173c47598e415630adfe8018f01fdd5baab58398bde17f00c7e1170d4134
        • MD5 SHA1 SHA512 SSDEEP

        ga.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ga.txt.tmp
        • Size 97KB
        • SHA256 1911eb4bd4b4bd3edd2e01f51dc3fc98064b995c97be876ebd0859b574f95856
        • MD5 SHA1 SHA512 SSDEEP

        gl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gl.txt.tmp
        • Size 98KB
        • SHA256 8a9389182dd2c319966302ac26506b572bbc154f8698104b77ac772e5f458e0c
        • MD5 SHA1 SHA512 SSDEEP

        hr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hr.txt.tmp
        • Size 97KB
        • SHA256 a03c3e231e6957a91ed333b8d8cf19e0251931b49a5cc8a1159a96caea945a56
        • MD5 SHA1 SHA512 SSDEEP

        hu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hu.txt.tmp
        • Size 98KB
        • SHA256 f78bd6acff606b845fbec0f4964df239927062ec61830a66f61c90b96e0cfa38
        • MD5 SHA1 SHA512 SSDEEP

        hy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
        • Size 102KB
        • SHA256 b2cb339e54c6ce22abca996cb754fd65a448e1a0c6f170d79a2dfe9a0e972900
        • MD5 SHA1 SHA512 SSDEEP

        io.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\io.txt.tmp
        • Size 98KB
        • SHA256 3a988a65358a12ae4184d707abb7b85c12260746040f59429e193f50d884e2f7
        • MD5 SHA1 SHA512 SSDEEP

        is.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\is.txt.tmp
        • Size 97KB
        • SHA256 ee7a3382242c3b54c2c58fad9e34aac937de6abcc912f0c28a4f5291190e2542
        • MD5 SHA1 SHA512 SSDEEP

        it.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\it.txt.tmp
        • Size 98KB
        • SHA256 b55a8af5b6a1a160f3a77ec2f913abf0f1a4c241cea6bb898d73087f56e8bb7e
        • MD5 SHA1 SHA512 SSDEEP

        ja.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ja.txt.tmp
        • Size 100KB
        • SHA256 0d0006fe023d53fbfca73be72fb3c124a6fa2bc94e180ef15edf5981a407f809
        • MD5 SHA1 SHA512 SSDEEP

        ka.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ka.txt.tmp
        • Size 105KB
        • SHA256 f75a17078527dfea93c2d6d74d22d3edeb926ab4ebcd7eedd21369b46fbeed8f
        • MD5 SHA1 SHA512 SSDEEP

        kaa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kaa.txt.tmp
        • Size 96KB
        • SHA256 4d681f39e0218f45f19a84fb7932944099c7d898d28c97b8d632f5ffbedbe123
        • MD5 SHA1 SHA512 SSDEEP

        kab.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kab.txt.tmp
        • Size 97KB
        • SHA256 66a2b1854152839932cd98c8cd565b1ee153f5f70b241b135e83e4e499b05909
        • MD5 SHA1 SHA512 SSDEEP

        kk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kk.txt.tmp
        • Size 99KB
        • SHA256 00ab27dfd0ed1bf8f41b499e53599813f40cfaacb4fc9ea51ce8f64e55ecee34
        • MD5 SHA1 SHA512 SSDEEP

        ko.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ko.txt.tmp
        • Size 99KB
        • SHA256 fdadc408a5b1cb4d0ff10ebcc57526ec78da54bc9e97895ba9fd77af958dc706
        • MD5 SHA1 SHA512 SSDEEP

        ku.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
        • Size 94KB
        • SHA256 107fd61c7d54a3b3f09b7f58c7147f81ee880218b00b1b80662c787e2b152c15
        • MD5 SHA1 SHA512 SSDEEP

        lij.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lij.txt.tmp
        • Size 88KB
        • SHA256 d5d57d4d70932709d6cc3eb8d3d122fcb0fae7d7f35172f3fff279fe7e6ea6f9
        • MD5 SHA1 SHA512 SSDEEP

        lt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lt.txt.tmp
        • Size 97KB
        • SHA256 ca515b1730f2369958bb05e2a0f8ec6d7af5b41caf6d71be411e2efdbcf2d268
        • MD5 SHA1 SHA512 SSDEEP

        lv.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lv.txt.tmp
        • Size 93KB
        • SHA256 c3f966aed448f4682a19c79e826e5472aabc123af25822e8d0b236f8d8663c54
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 96KB
        • SHA256 3e23c543acefabcbfa609581f79ddb5d108543e06392c7bf0e46f4cf4ddbf44d
        • MD5 SHA1 SHA512 SSDEEP

        mng.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
        • Size 107KB
        • SHA256 8e3f78c54e64e241b06f27c14760f926eed4929c2d47ec164c68766ffd4679a2
        • MD5 SHA1 SHA512 SSDEEP

        mng2.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
        • Size 109KB
        • SHA256 d0797cebc4c06f4273ef81aa17e3ca64cdc074b7351f75172626b558ffad2f9c
        • MD5 SHA1 SHA512 SSDEEP

        nb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nb.txt.tmp
        • Size 94KB
        • SHA256 0d210c5cd975690c7d4c298963192299c8b102667c6ccea582e10a0362d2cf7d
        • MD5 SHA1 SHA512 SSDEEP

        ne.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ne.txt.tmp
        • Size 102KB
        • SHA256 c79051cfe7904e18f71c9091bb554830f2a081a56805c0c8183ff6d5c78c94de
        • MD5 SHA1 SHA512 SSDEEP

        nl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nl.txt.tmp
        • Size 98KB
        • SHA256 2eb4febc05305bba8ebda18ecdb28ed258cca94609c3d325bf4b66f0be2ed5c5
        • MD5 SHA1 SHA512 SSDEEP

        nn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nn.txt.tmp
        • Size 88KB
        • SHA256 ab9c28112a191b1e2ba417a4eedb1f273f76e71c7f1d0cb942968f54b4edbeca
        • MD5 SHA1 SHA512 SSDEEP

        pa-in.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pa-in.txt.tmp
        • Size 103KB
        • SHA256 067147fdea3a5f3ae67df291d85a50f36f099b98be29d76c34b908032ce10798
        • MD5 SHA1 SHA512 SSDEEP

        pl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pl.txt.tmp
        • Size 98KB
        • SHA256 c2cc0c369f99e57161a551f35caf361ea944642648641091a8ce54c217b2abc0
        • MD5 SHA1 SHA512 SSDEEP

        ps.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
        • Size 97KB
        • SHA256 9fdca4e213210e71fc299c9dcf4ec018e8ab431ff9226642ad921035ccc45af5
        • MD5 SHA1 SHA512 SSDEEP

        pt-br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt-br.txt.tmp
        • Size 98KB
        • SHA256 aa077bc5e6cf52fbe50d0b461c15e562be8c1ba4f6d56f3eaea3a044118b9788
        • MD5 SHA1 SHA512 SSDEEP

        sa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\sa.txt.tmp
        • Size 107KB
        • SHA256 fd252c3dfd0e2c946db382b7692bb7e7f31afb2fb25abcb1a0ba8bbf9e5552e5
        • MD5 SHA1 SHA512 SSDEEP

        si.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\si.txt.tmp
        • Size 107KB
        • SHA256 3515e36fa16643eea18dfdfae77f38ae12a758443d3eac401aa3ebe7fe6523a8
        • MD5 SHA1 SHA512 SSDEEP

        micaut.dll.mui.tmp

        • Path C:\Program Files\Common Files\microsoft shared\ink\en-US\micaut.dll.mui.tmp
        • Size 98KB
        • SHA256 53b843604fa6de2f7c5c8e4cca3dd13645e997c7a4740a0207a1c2efe8effc6c
        • MD5 SHA1 SHA512 SSDEEP

        _MS.SPREADSHEETCOMPARE.16.1033.hxn.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_MS.SPREADSHEETCOMPARE.16.1033.hxn.exe
        • Size 88KB
        • SHA256 1dd5b8ab06183d74068d35086d3b19f3ae49a3cc51fcc75ed6a2f56e8bf49002
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 88KB
        • SHA256 1fa40085b7f3440b25403220301eaa8697e72938050b884af47e9622d20ce1f1
        • MD5 SHA1 SHA512 SSDEEP

        memory/544-18-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/2196-0-0x0000000000400000-0x0000000000408000-memory.dmp