Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/06/2024, 01:40

General

  • Target
    c02b0b738df8838cf38ad2bd4f174a8d50865cf24e39366262dad113cc39aafd.exe
  • Size 195KB
  • Sample240615-b3ldpayckr
  • SHA256 c02b0b738df8838cf38ad2bd4f174a8d50865cf24e39366262dad113cc39aafd
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (5053) 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\c02b0b738df8838cf38ad2bd4f174a8d50865cf24e39366262dad113cc39aafd.exe
    "C:\Users\Admin\AppData\Local\Temp\c02b0b738df8838cf38ad2bd4f174a8d50865cf24e39366262dad113cc39aafd.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Users\Admin\AppData\Local\Temp\_Set-PowerShellExitCode.ps1.exe
      "_Set-PowerShellExitCode.ps1.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:4796
    • C:\Windows\SysWOW64\Zombie.exe
      "C:\Windows\system32\Zombie.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:3076

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        7-zip.chm.tmp

        • Path C:\Program Files\7-Zip\7-zip.chm.tmp
        • Size 210KB
        • SHA256 658b01e03f49023a09de6654612b3881aa7c5c43fcf9396f2fb057150b42467a
        • MD5 SHA1 SHA512 SSDEEP

        7-zip32.dll.tmp

        • Path C:\Program Files\7-Zip\7-zip32.dll.tmp
        • Size 162KB
        • SHA256 d92741af7c46a0769cd123d4738c47d35d049f33210b4f6356356986c3f2c08a
        • MD5 SHA1 SHA512 SSDEEP

        7-zip32.dll.tmp

        • Path C:\Program Files\7-Zip\7-zip32.dll.tmp
        • Size 163KB
        • SHA256 c01dd380dfb847edbec7704854352fc423d4c8d10ec980b04f8decc8d30a60fa
        • MD5 SHA1 SHA512 SSDEEP

        7z.dll.tmp

        • Path C:\Program Files\7-Zip\7z.dll.tmp
        • Size 1.9MB
        • SHA256 e12646fc0b2492efdafe71699b4c38d793eabf3155937d5f29411a252c64c92f
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 642KB
        • SHA256 df2861638cd8888cae4240fdd17d366081b0b8d25ee7a2bc0912ebcbf169b144
        • MD5 SHA1 SHA512 SSDEEP

        7z.sfx.tmp

        • Path C:\Program Files\7-Zip\7z.sfx.tmp
        • Size 307KB
        • SHA256 f5bb67434f0f6584791f1e099e74c43372a45c63765e2e142f014ccf30d6846c
        • MD5 SHA1 SHA512 SSDEEP

        History.txt.tmp

        • Path C:\Program Files\7-Zip\History.txt.tmp
        • Size 155KB
        • SHA256 945c5edc946f7a9bac35fe200101b083c4690706a1b16f3dd6a6bc4ec1c88750
        • MD5 SHA1 SHA512 SSDEEP

        af.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\af.txt.tmp
        • Size 108KB
        • SHA256 58b937660d9605432a77a525125df3a676c3e5636bbbb9af5b6b1c1633cb4550
        • MD5 SHA1 SHA512 SSDEEP

        an.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\an.txt.tmp
        • Size 105KB
        • SHA256 10ba0c54ebaf7f48609882dd1c57cb1553ea2e4626c82999eb3c71d51af83754
        • MD5 SHA1 SHA512 SSDEEP

        ast.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ast.txt.tmp
        • Size 102KB
        • SHA256 e447578ba969bf08bc9c872abde9a5f6077cfa94583f40ed989b3457f9d342a1
        • MD5 SHA1 SHA512 SSDEEP

        az.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\az.txt.tmp
        • Size 106KB
        • SHA256 554f63987910d3d6f1d4581402a4f09a264429955524d66c2f18c424704681b9
        • MD5 SHA1 SHA512 SSDEEP

        bn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
        • Size 111KB
        • SHA256 3991aecee790451ca72e84bbbf8709dc4e6935e63b5b7bc799571b7c8ad7a9f0
        • MD5 SHA1 SHA512 SSDEEP

        br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\br.txt.tmp
        • Size 102KB
        • SHA256 4091ae033ea1a810dc993333b4b0ca7a61f521c554351e648203e01d487861e1
        • MD5 SHA1 SHA512 SSDEEP

        ca.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ca.txt.tmp
        • Size 107KB
        • SHA256 4313604d752cfe05b16df4af1aadb0ae3dd25fddad8467460e58d422babfa020
        • MD5 SHA1 SHA512 SSDEEP

        cs.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cs.txt.tmp
        • Size 107KB
        • SHA256 f87907c0f614bde41296bd2c05a710b1603441af67963769b1dbb0750ea2c4a2
        • MD5 SHA1 SHA512 SSDEEP

        cy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cy.txt.tmp
        • Size 103KB
        • SHA256 8c2e88cfb35334a276689913661456451970efd811575f488a63cce4962a49b5
        • MD5 SHA1 SHA512 SSDEEP

        da.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
        • Size 106KB
        • SHA256 231fc24610421b68326b78363fcea63d0fb2eeedfc15d4e35b73208033210cd9
        • MD5 SHA1 SHA512 SSDEEP

        el.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\el.txt.tmp
        • Size 98KB
        • SHA256 0fe93200c8088ea531c2e1d84d3b41f6b2ea0259294a8147632f1c023dfd74f0
        • MD5 SHA1 SHA512 SSDEEP

        en.ttt.tmp

        • Path C:\Program Files\7-Zip\Lang\en.ttt.tmp
        • Size 104KB
        • SHA256 30f0b9382f9db6cc945242ca0d545c0d3be42156677517ccda4480664d237e46
        • MD5 SHA1 SHA512 SSDEEP

        eo.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eo.txt.tmp
        • Size 102KB
        • SHA256 1d6bf460c9566d8695220f71ec16afdc26e791c7eed67bdb8ea5d3cb510a2d9a
        • MD5 SHA1 SHA512 SSDEEP

        es.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\es.txt.tmp
        • Size 106KB
        • SHA256 b99504d0b364710bef852bcb108972a8c4617ab560cabcd305d937ad02b0eac0
        • MD5 SHA1 SHA512 SSDEEP

        et.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\et.txt.tmp
        • Size 104KB
        • SHA256 c584db09452f823d6505def53db136049e42e91a4a47d5f3077b12aa189159fb
        • MD5 SHA1 SHA512 SSDEEP

        eu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
        • Size 105KB
        • SHA256 276720d377dd29c3740f525ffd06432912b0085c02a8302afaf5b38db9d8ff37
        • MD5 SHA1 SHA512 SSDEEP

        ext.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ext.txt.tmp
        • Size 104KB
        • SHA256 85d74dcb5fee06f0378ab43487f8fd7dd6ba46ab45a39c8ac71e460014b04e70
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 110KB
        • SHA256 3c29caf41aecf1a692e77ac3cc4ddd0a8c612a32abe8a2f3d7d5cf0dedaebbd6
        • MD5 SHA1 SHA512 SSDEEP

        fy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fy.txt.tmp
        • Size 103KB
        • SHA256 a9bfab631b6d3ebe160177c07cf650f856f36a18186f5330e342b2dffc6099b4
        • MD5 SHA1 SHA512 SSDEEP

        ga.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ga.txt.tmp
        • Size 105KB
        • SHA256 6a04ed7be0f25b1ebe12cb12037db3bb28d32043610fd79d95001bfd0e719f92
        • MD5 SHA1 SHA512 SSDEEP

        he.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
        • Size 109KB
        • SHA256 708974ee248cc522242c18d463ed9b48849859774d869ef97b78585cee6d50cb
        • MD5 SHA1 SHA512 SSDEEP

        hr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hr.txt.tmp
        • Size 106KB
        • SHA256 1379ceb81d3248d6bbc0cedfe2a6d64aeba3118e4ebca09de1e6e2eccc27f4e1
        • MD5 SHA1 SHA512 SSDEEP

        hy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
        • Size 110KB
        • SHA256 ea9ac3c6e9f94d0e17d1673aa8d440efed23128135d2b429c979641e41e7152f
        • MD5 SHA1 SHA512 SSDEEP

        id.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\id.txt.tmp
        • Size 96KB
        • SHA256 4f2c9d229df77166c35ddf56cb4aa1c9d89731c5e6a7c026a6db3de2833dbe88
        • MD5 SHA1 SHA512 SSDEEP

        io.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\io.txt.tmp
        • Size 106KB
        • SHA256 a1b5c9f3a879c045169dbaffec50460bb43f1510c8b20c4747337414d1f056e2
        • MD5 SHA1 SHA512 SSDEEP

        is.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\is.txt.tmp
        • Size 106KB
        • SHA256 9791428cda5a76588154efe534cb901fca4f903d770f544b1c135fa5af0150af
        • MD5 SHA1 SHA512 SSDEEP

        it.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\it.txt.tmp
        • Size 106KB
        • SHA256 3ba33ca6d34ca64a5d93e771914362a731f224b053079f0bb252c8968710906b
        • MD5 SHA1 SHA512 SSDEEP

        ja.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ja.txt.tmp
        • Size 98KB
        • SHA256 845741ad33bc21226b98d439ab75800671f1dff63c16d984f50b56c7824f31b0
        • MD5 SHA1 SHA512 SSDEEP

        ka.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ka.txt.tmp
        • Size 114KB
        • SHA256 09fe4724e6b9d789c09cd238c10173fadda099383471c5f861a072d4336ff53a
        • MD5 SHA1 SHA512 SSDEEP

        kab.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kab.txt.tmp
        • Size 105KB
        • SHA256 c7add33d70b07dbb70fbbe8c67fd2f31929058eba178f612aaa8fa0a96b7755a
        • MD5 SHA1 SHA512 SSDEEP

        ku-ckb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp
        • Size 110KB
        • SHA256 db135e61e2bb324b0bc1a091630095450b2f5f2e1e80f3cae942eecdca87157f
        • MD5 SHA1 SHA512 SSDEEP

        ku.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
        • Size 103KB
        • SHA256 d9fe373eea8c15fab99cc2df016446f4ab65ccc0610d51a906f8745f9980d89c
        • MD5 SHA1 SHA512 SSDEEP

        ky.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
        • Size 110KB
        • SHA256 e15f567ca85b2dc3c1c8512264bf3fdfece63c4a6164bc79064847f1316488b5
        • MD5 SHA1 SHA512 SSDEEP

        lt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lt.txt.tmp
        • Size 106KB
        • SHA256 79db174b7fbf725d081492ef10efbcc2bd7250f220a3d4bad5fe0dc7dc9584a9
        • MD5 SHA1 SHA512 SSDEEP

        mk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mk.txt.tmp
        • Size 105KB
        • SHA256 ea16aa08a62ab72a92ea65bb725a013c8f1075ce867eaa2dee0b67208b56694e
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 106KB
        • SHA256 c56f02629322979c6e13dc1a0c64979e2a5a649b070cc9e435ebf9dc7bc521d5
        • MD5 SHA1 SHA512 SSDEEP

        mr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mr.txt.tmp
        • Size 108KB
        • SHA256 1639820419fb3b748cafe4bce860948392c42ed0337c3ad87e40f0bab5091179
        • MD5 SHA1 SHA512 SSDEEP

        ne.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ne.txt.tmp
        • Size 110KB
        • SHA256 9ecf125164c0ed823138ad9305d6baec22d254790bafacb033a30526b2b61456
        • MD5 SHA1 SHA512 SSDEEP

        nl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nl.txt.tmp
        • Size 106KB
        • SHA256 db277ca1b2e70247eb6bef13f1a8e5fb5beb9015e79fe4b6e5b84b65babd5b37
        • MD5 SHA1 SHA512 SSDEEP

        nn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nn.txt.tmp
        • Size 96KB
        • SHA256 e44075d8206ab62870048ef34d2d14468c9fc63f5679d917ab113dcc1d2b7e8a
        • MD5 SHA1 SHA512 SSDEEP

        pa-in.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pa-in.txt.tmp
        • Size 111KB
        • SHA256 a73827ed88d5ee631e94183fba49cc2d3d90ff3f4abb971ef89b0b5ce12080e4
        • MD5 SHA1 SHA512 SSDEEP

        pl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pl.txt.tmp
        • Size 107KB
        • SHA256 4e1fb5d7a7cbb48c8d7b7454f3b8f536b0b767a88fd4f5b474d9ce3ca9db9972
        • MD5 SHA1 SHA512 SSDEEP

        ps.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
        • Size 105KB
        • SHA256 8ee1a26760482d6833abcba44d1e88cf76cf7adbb088be52c7709fbf407404ac
        • MD5 SHA1 SHA512 SSDEEP

        pt-br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt-br.txt.tmp
        • Size 107KB
        • SHA256 021651689a4013fe85bb3c3543017716cd507a2e5947752780cb7de7fea12a72
        • MD5 SHA1 SHA512 SSDEEP

        pt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt.txt.tmp
        • Size 106KB
        • SHA256 86f5326f2aa926f03b3a3be28b1e36d9ca3f5a83257a0c78e3731b3cb17942a8
        • MD5 SHA1 SHA512 SSDEEP

        ru.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ru.txt.tmp
        • Size 112KB
        • SHA256 98a76abe03bc12829fb00788ce8f7ce871f9837df5884013e9ec8222d6027281
        • MD5 SHA1 SHA512 SSDEEP

        descript.ion.tmp

        • Path C:\Program Files\7-Zip\descript.ion.tmp
        • Size 99KB
        • SHA256 03f673dd791a9014ae6c7d75a58227d4e3bb149a0e32e60026ef6afc6869ad8b
        • MD5 SHA1 SHA512 SSDEEP

        SmallLogoCanary.png.tmp

        • Path C:\Program Files\Google\Chrome\Application\110.0.5481.104\VisualElements\SmallLogoCanary.png.tmp
        • Size 107KB
        • SHA256 b5c0dc4334d04c5b81eacfcfe4ba2c596ae6ed2dffc358af5bd40d08d3ad60c5
        • MD5 SHA1 SHA512 SSDEEP

        _Set-PowerShellExitCode.ps1.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_Set-PowerShellExitCode.ps1.exe
        • Size 98KB
        • SHA256 7c2377e61412517cfb2c771b42fcfb99367c321a6aaac5cab156030122377ef2
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 97KB
        • SHA256 83c0d2ce3375d18871be7adc2e0900a0f0c80ef1ae8491eac4afda2345e132e1
        • MD5 SHA1 SHA512 SSDEEP