Analysis

  • max time kernel
    120s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/07/2024, 12:34

General

  • Target
    b79369dbb77422f83eaa9416f8729cb0N.exe
  • Size 80KB
  • Sample240723-prv1mszdlm
  • SHA256 0236095f943167d95b1ad874b02fa3dc58229c705833ee3a57afb7c4520628fc
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (4422) 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
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b79369dbb77422f83eaa9416f8729cb0N.exe
    "C:\Users\Admin\AppData\Local\Temp\b79369dbb77422f83eaa9416f8729cb0N.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:4780
    • C:\Users\Admin\AppData\Local\Temp\_desktop.ini.exe
      "_desktop.ini.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:1380
    • C:\Windows\SysWOW64\Zombie.exe
      "C:\Windows\system32\Zombie.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:3256

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.exe.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-464762018-485119342-1613148473-1000\desktop.ini.exe.tmp
        • Size 80KB
        • SHA256 c4ebfa0116ccdf68d4b01cae93f42fb25a857ff91784ab6ccff7f6a3eb53c11f
        • MD5 SHA1 SHA512 SSDEEP

        desktop.ini.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-464762018-485119342-1613148473-1000\desktop.ini.tmp
        • Size 40KB
        • SHA256 4e9d64fe1ca8a76b559a2ea6dc5b59f6b8faadbeda4d81b5f8f36d448935b205
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.chm.exe

        • Path C:\Program Files\7-Zip\7-zip.chm.exe
        • Size 153KB
        • SHA256 3bc9aa3c0af0683068b35f626792ffac93166c979f183fe0523919b00f5079e2
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.dll.tmp

        • Path C:\Program Files\7-Zip\7-zip.dll.tmp
        • Size 139KB
        • SHA256 d908f9a7787b5d0f2528923331483b5a1f3bf50eb7b42ae725706a2fce0845c5
        • MD5 SHA1 SHA512 SSDEEP

        7-zip32.dll.tmp

        • Path C:\Program Files\7-Zip\7-zip32.dll.tmp
        • Size 105KB
        • SHA256 e4390f1457e73ac8d9a3f27111d57c15085f337cff2783c650db6726971ff152
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe.tmp

        • Path C:\Program Files\7-Zip\7z.exe.tmp
        • Size 584KB
        • SHA256 eab2b73fe9bbf554d81e932399aaacc1dc538ee2ccb7fef27e9d4efae68a3a19
        • MD5 SHA1 SHA512 SSDEEP

        7z.sfx.tmp

        • Path C:\Program Files\7-Zip\7z.sfx.tmp
        • Size 250KB
        • SHA256 10685fcae6c830e0c67c5e5da89722b04a8be20bd4f0005a37c591bcefd87a34
        • MD5 SHA1 SHA512 SSDEEP

        7zCon.sfx.tmp

        • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
        • Size 229KB
        • SHA256 93c2ad040ef608b098d6690356af66856e0ea496d14991e6b0e54b5523a8f6b3
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 971KB
        • SHA256 7e93a3ac7e05e4361cac8d4f88678050e82052b821da3e9ae3852925fcfe09d4
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 971KB
        • SHA256 0b9dbabf81de23075d1aaad17ba49883bd9fc1bc1943cd4239812ef45a24732f
        • MD5 SHA1 SHA512 SSDEEP

        af.txt.exe

        • Path C:\Program Files\7-Zip\Lang\af.txt.exe
        • Size 50KB
        • SHA256 9a5251afcf4e8e6089cdd4d7421dea77f44f216f54de27c6d1f668dc667366f6
        • MD5 SHA1 SHA512 SSDEEP

        az.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\az.txt.tmp
        • Size 39KB
        • SHA256 ab583d925444139a929003d7e20e029dc9c9c81572160487dd03939d800c120a
        • MD5 SHA1 SHA512 SSDEEP

        bg.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bg.txt.tmp
        • Size 53KB
        • SHA256 890ac3cc40e35c7f632250cfb134ce8024d9e94f37e5d7a6fe8da8e1627e10d8
        • MD5 SHA1 SHA512 SSDEEP

        cy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cy.txt.tmp
        • Size 45KB
        • SHA256 e8207e18c5fde50b714b0b339415bb68b63f21baa3100323aa9c2328c6231e14
        • MD5 SHA1 SHA512 SSDEEP

        da.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
        • Size 47KB
        • SHA256 fb4b218a9e9d613a36cbdb457b04d1c52a377fe8f3a3b59e84ea0d071ff3cd7f
        • MD5 SHA1 SHA512 SSDEEP

        de.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\de.txt.tmp
        • Size 48KB
        • SHA256 caeaa5664532deedc310a3feb1222f3bbfdb5c69ebc5b7d9fb1ed219d5e4259f
        • MD5 SHA1 SHA512 SSDEEP

        en.ttt.tmp

        • Path C:\Program Files\7-Zip\Lang\en.ttt.tmp
        • Size 48KB
        • SHA256 a65aeb7b73c51be80dcf1c8f67281a8cf277a62ba0df53049ee35925104a0359
        • MD5 SHA1 SHA512 SSDEEP

        es.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\es.txt.tmp
        • Size 49KB
        • SHA256 d3d10502fc5f47829e80dc268c925ca23cde4dc7bbee33d4ce1542a2441d2820
        • MD5 SHA1 SHA512 SSDEEP

        et.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\et.txt.tmp
        • Size 47KB
        • SHA256 4cbc09296d4877ff85ea19a870c615b94d7a1d598727ff6e77352e67fd91b446
        • MD5 SHA1 SHA512 SSDEEP

        eu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
        • Size 49KB
        • SHA256 1f0d7737f62932bc6beceb23834ef95030a7ac5636346d65f58fb8e3db42e0c2
        • MD5 SHA1 SHA512 SSDEEP

        ext.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ext.txt.tmp
        • Size 48KB
        • SHA256 2f8d6343a20696535818dfa2bc650eb741579faa3db483e07905354d504d2e90
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 53KB
        • SHA256 1eeabbe1282818f73e664e5d838c62c72d947b5a92b5f4db209ad9f91653d766
        • MD5 SHA1 SHA512 SSDEEP

        fur.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
        • Size 40KB
        • SHA256 86c0883cee3214416918313bd793d2c0fb4eea868b10c407d08f6437ad011a3d
        • MD5 SHA1 SHA512 SSDEEP

        fy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fy.txt.tmp
        • Size 40KB
        • SHA256 3e1e1163879be87ec8f97f60a404fa1a8de6d768c2a9b257565e61f995a0ff67
        • MD5 SHA1 SHA512 SSDEEP

        ga.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ga.txt.tmp
        • Size 47KB
        • SHA256 f52e666b58ad630a101e7b8a69b1e0ce0a94ec2cf593a2a8d35b0e307bbbbef4
        • MD5 SHA1 SHA512 SSDEEP

        gl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gl.txt.tmp
        • Size 48KB
        • SHA256 3b725a6aa92edc3f66eb8d7f84f2be0607845c55437565efe47adb4953c9cc15
        • MD5 SHA1 SHA512 SSDEEP

        gu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gu.txt.tmp
        • Size 56KB
        • SHA256 c7366bfe8b3270e74b72ca0e7d74615299c4cb48279279179d95a10fe996b62c
        • MD5 SHA1 SHA512 SSDEEP

        he.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
        • Size 51KB
        • SHA256 8bcdcf14f64377f6ccfad935eec1c674a16fc94afd57dc99f28786c2f773ebe1
        • MD5 SHA1 SHA512 SSDEEP

        hi.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hi.txt.tmp
        • Size 56KB
        • SHA256 524bf494bfd7e3966d4c4a2884f5eb4cb1d05f5186e372ecaa5a15dd6fd6203a
        • MD5 SHA1 SHA512 SSDEEP

        hr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hr.txt.tmp
        • Size 47KB
        • SHA256 c0dc981a6cabf165fe68cac88eabc20f54e9915ea259040c83c6cd8bc346b450
        • MD5 SHA1 SHA512 SSDEEP

        hu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hu.txt.tmp
        • Size 50KB
        • SHA256 4bfa805a8943baa4f5f5702e9ec621417816ca126b24809fd3d216ed461e1f00
        • MD5 SHA1 SHA512 SSDEEP

        hy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
        • Size 54KB
        • SHA256 253c2359b6c00dba196b0cfcdcb7600816925b6130671b5f4f49938e91e329f3
        • MD5 SHA1 SHA512 SSDEEP

        id.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\id.txt.tmp
        • Size 39KB
        • SHA256 f969d332bb88615dbc4b5351a0712c7b015aec7779d2e9da3ac4468e7154b650
        • MD5 SHA1 SHA512 SSDEEP

        io.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\io.txt.tmp
        • Size 50KB
        • SHA256 81b042d07686fb4179b91b54ad7ac27f21ceb72c4d266026b0f8ebd28a1a4006
        • MD5 SHA1 SHA512 SSDEEP

        kab.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kab.txt.tmp
        • Size 49KB
        • SHA256 7ba66d83a1208c3a86d7b70090f7216f09ab9d1e87a468a9dfe892551f100c76
        • MD5 SHA1 SHA512 SSDEEP

        ko.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ko.txt.tmp
        • Size 50KB
        • SHA256 5d421e873b8d1c561e6b48104a0efd9777e30777e94bd23609439c92f6c5deb7
        • MD5 SHA1 SHA512 SSDEEP

        ku.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
        • Size 46KB
        • SHA256 fff69c854ab7fb16a0aa2a8926f3206fffad9755878d0c0d98aa43b3e94eac9c
        • MD5 SHA1 SHA512 SSDEEP

        ky.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
        • Size 52KB
        • SHA256 ac102a17b652ffaba9c76641fd0db885ab8ee23a0e8aa2a64f6d89883bb331d9
        • MD5 SHA1 SHA512 SSDEEP

        lij.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lij.txt.tmp
        • Size 48KB
        • SHA256 75bf789f7b1ffe54352e6532d8a43a2636729d657f02161556c5127fe38a07d7
        • MD5 SHA1 SHA512 SSDEEP

        lt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lt.txt.tmp
        • Size 49KB
        • SHA256 5e04490582b8c3d738e7e025efc2d60968d931769257e3200d73b65b5261a390
        • MD5 SHA1 SHA512 SSDEEP

        lv.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lv.txt.tmp
        • Size 39KB
        • SHA256 bb5e4c7df2301dfbe0c02e3277f1e8faafaf4e32e80595d821cccb0ae491c48e
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 48KB
        • SHA256 28c5b114e77d300f812385eac22281ef8cdf4c0fb6e98aebf62b08e5fc22977a
        • MD5 SHA1 SHA512 SSDEEP

        mng.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
        • Size 60KB
        • SHA256 d00bcaa9d6a3854a8a6f2d579a2ad4d807c78dc200e539dbe61684147a164dfc
        • MD5 SHA1 SHA512 SSDEEP

        mng2.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
        • Size 61KB
        • SHA256 ce9e0a511c8430de47346bd6b15c432dc3958911c988b4e58579da6e5e053740
        • MD5 SHA1 SHA512 SSDEEP

        ms.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ms.txt.tmp
        • Size 44KB
        • SHA256 7667d7509d5f53722362b7f1843544377d8f579066b7c63aa98d2447036e3f27
        • MD5 SHA1 SHA512 SSDEEP

        nb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nb.txt.tmp
        • Size 45KB
        • SHA256 2bb52ce1b16eed99aea6b23fd064136be3ccd5deb87771cdac8588b21ad9ff56
        • MD5 SHA1 SHA512 SSDEEP

        ne.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ne.txt.tmp
        • Size 53KB
        • SHA256 60e9284acd8e3f8df162aae5c9c9403fd0ff7b4f6bf466568adde99b0e1524f0
        • MD5 SHA1 SHA512 SSDEEP

        nl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nl.txt.tmp
        • Size 48KB
        • SHA256 eda9d66ee97957b55e0334eff33a20a79c452dbe8d185c6e3180a8a31f80ef5a
        • MD5 SHA1 SHA512 SSDEEP

        nn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nn.txt.tmp
        • Size 45KB
        • SHA256 7ed074c36b3410fce20cf33bae484353e693c1c02822a2a9541f6fcedb4a6e21
        • MD5 SHA1 SHA512 SSDEEP

        ps.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
        • Size 49KB
        • SHA256 11ddf256c2af56fd7bb937db2a95ebd0071c4bf7db08936751198e23a219284a
        • MD5 SHA1 SHA512 SSDEEP

        pt-br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt-br.txt.tmp
        • Size 40KB
        • SHA256 dc9005005e732d48c3ad7c7ac57795c830229ff0403ed7b7cc1e35246fefbb47
        • MD5 SHA1 SHA512 SSDEEP

        pt-br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt-br.txt.tmp
        • Size 50KB
        • SHA256 8ac7c491acc555591cbe7322041030d7e4791ac15c6218b9ffe1355f23c0fef7
        • MD5 SHA1 SHA512 SSDEEP

        ro.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ro.txt.tmp
        • Size 48KB
        • SHA256 30e64e6b775798718e063050ff56e70f7134487111a422382940d5ff6489da8f
        • MD5 SHA1 SHA512 SSDEEP

        sk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\sk.txt.tmp
        • Size 48KB
        • SHA256 f2fa2ffa2ec7629581e875b15ff9e23aeb15c9c86add0e4a781a074f6d188507
        • MD5 SHA1 SHA512 SSDEEP

        sl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\sl.txt.tmp
        • Size 49KB
        • SHA256 56373753d75da906174035214226626f7eab486a760218cd2bb51c27b1782890
        • MD5 SHA1 SHA512 SSDEEP

        UIAutomationProvider.resources.dll.tmp

        • Path C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\it\UIAutomationProvider.resources.dll.tmp
        • Size 55KB
        • SHA256 38c85a48b5b1bf72942337a735db87afd5a5ba6f6cd508e7e6c804fa64756532
        • MD5 SHA1 SHA512 SSDEEP

        _desktop.ini.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_desktop.ini.exe
        • Size 40KB
        • SHA256 b3fc3796374424ff006a96d70d2591d89f2bee973fcfce098d0aeb5cac358a0e
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 39KB
        • SHA256 86c722bd19719c92c4e44e5d533ccfa924cdc4067b2f3e2639d5e8341cd9d14f
        • MD5 SHA1 SHA512 SSDEEP