Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 21:49

General

  • Target
    4b9e978179d847666b11ed2dd7c34da93004b079b4f9f0392304204bf6efed45.exe
  • Size 123KB
  • Sample240610-1pg7jssaje
  • SHA256 4b9e978179d847666b11ed2dd7c34da93004b079b4f9f0392304204bf6efed45
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (5238) files with added filename extension

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

  • UPX dump on OEP (original entry point) 56 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 57 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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\4b9e978179d847666b11ed2dd7c34da93004b079b4f9f0392304204bf6efed45.exe
    "C:\Users\Admin\AppData\Local\Temp\4b9e978179d847666b11ed2dd7c34da93004b079b4f9f0392304204bf6efed45.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Windows\SysWOW64\Zombie.exe
      "C:\Windows\system32\Zombie.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:1820
    • C:\Users\Admin\AppData\Local\Temp\_choco.exe.manifest.exe
      "_choco.exe.manifest.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:5076

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.exe.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-1337824034-2731376981-3755436523-1000\desktop.ini.exe.tmp
        • Size 123KB
        • SHA256 f688910d24e3af32b3b47ba29b2c64a8a692b43affeb087bdcd08fbec8730b6b
        • MD5 SHA1 SHA512 SSDEEP

        desktop.ini.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-1337824034-2731376981-3755436523-1000\desktop.ini.tmp
        • Size 58KB
        • SHA256 c4dd58491a203e6575fc01a51318c5cc91cc28b7819143c0ac64b1a954529939
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.chm.exe

        • Path C:\Program Files\7-Zip\7-zip.chm.exe
        • Size 171KB
        • SHA256 73ef206ceb999c55623200ed09e05564ec512963c6cc9771985ce6bb6883f653
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.dll.exe

        • Path C:\Program Files\7-Zip\7-zip.dll.exe
        • Size 157KB
        • SHA256 b9e35c92297faa1e179d794f4ce343e86e9f368fc4dc5c6ebe971e182b408a24
        • MD5 SHA1 SHA512 SSDEEP

        7-zip32.dll.exe

        • Path C:\Program Files\7-Zip\7-zip32.dll.exe
        • Size 123KB
        • SHA256 1851b3b531431fd60009dfc27bd082c4a4cdf1c56cd59e829cb1b24bc1c2f1ca
        • MD5 SHA1 SHA512 SSDEEP

        7z.dll.tmp

        • Path C:\Program Files\7-Zip\7z.dll.tmp
        • Size 824KB
        • SHA256 ce4f3b78afb102d6434fe51ee8c70516d14d75c43c1cfc6f408eb076d171d9ef
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe.tmp

        • Path C:\Program Files\7-Zip\7z.exe.tmp
        • Size 602KB
        • SHA256 4d95ac8aaccb2bc39b1bb72dce3a74f9cd911e37942b824831d31fa8cc54ef39
        • MD5 SHA1 SHA512 SSDEEP

        7z.sfx.tmp

        • Path C:\Program Files\7-Zip\7z.sfx.tmp
        • Size 274KB
        • SHA256 64cfb77ba5848597ebbf7b24f646d5b72ab71990b903f3426da8868753b4a10e
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 989KB
        • SHA256 748f816e16728395bc1de1495be5a3ac824f9679a8feacd9210e7493ea44999d
        • MD5 SHA1 SHA512 SSDEEP

        7zG.exe

        • Path C:\Program Files\7-Zip\7zG.exe
        • Size 742KB
        • SHA256 de8411d373850d1a42f0ad60c9dab94193fe84082d8cf86a9183eea22d9f646d
        • MD5 SHA1 SHA512 SSDEEP

        af.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\af.txt.tmp
        • Size 74KB
        • SHA256 6e7a8344714a2070e7879d9d7687f1a158ce76d5dcddff01ea87f8353c8c6559
        • MD5 SHA1 SHA512 SSDEEP

        an.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\an.txt.tmp
        • Size 64KB
        • SHA256 27faaf1f2267a2ad3c1353da7699a3dd8b5703f6658a42641b067c0761e6d6a3
        • MD5 SHA1 SHA512 SSDEEP

        ar.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ar.txt.tmp
        • Size 71KB
        • SHA256 f7aa0876b81d1d6ab2028b41c6df04c194f712541965f4955c21ffefb608c44b
        • MD5 SHA1 SHA512 SSDEEP

        ast.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ast.txt.tmp
        • Size 69KB
        • SHA256 5e72d274544b0df4c16056ac014a647061991c9b834cfb1f38321bb6f85fa23f
        • MD5 SHA1 SHA512 SSDEEP

        az.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\az.txt.tmp
        • Size 74KB
        • SHA256 4f88c7d363426436e0d275279f5fabc8398600e78cc775dbd96085eff7ce99cc
        • MD5 SHA1 SHA512 SSDEEP

        be.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\be.txt.tmp
        • Size 76KB
        • SHA256 2647a4e84c65c35cf9f085351a640a36c885a05ed5e0b49cac9f59c4ff6b833f
        • MD5 SHA1 SHA512 SSDEEP

        bn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
        • Size 79KB
        • SHA256 ff5b61e290fb7ae289735c2c2179fddaf1bf11ed4d627e400e05e10cffd35fa5
        • MD5 SHA1 SHA512 SSDEEP

        br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\br.txt.tmp
        • Size 58KB
        • SHA256 d06404a707ad6c9794188b5e43f87081b758eacea14a30662b81dfb781f51b73
        • MD5 SHA1 SHA512 SSDEEP

        co.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\co.txt.tmp
        • Size 75KB
        • SHA256 d09a0969a251c2271a08c9c6965036b6d3ae0995ba0bfcdba1dca5075ec31a96
        • MD5 SHA1 SHA512 SSDEEP

        cy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cy.txt.tmp
        • Size 64KB
        • SHA256 55d48ce21896c563dd4ffdc02a0ca4e1257be4a8ca56878614e34680a62405d5
        • MD5 SHA1 SHA512 SSDEEP

        da.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
        • Size 66KB
        • SHA256 809f78e2cd925dab3a4e8fada8b8b5974786842b6d4d454a48adc62a652dcb40
        • MD5 SHA1 SHA512 SSDEEP

        el.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\el.txt.tmp
        • Size 81KB
        • SHA256 74f8af34e0dd683660563f3b50413a04b56b206071355b1e80f87bb40ee47c20
        • MD5 SHA1 SHA512 SSDEEP

        eo.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eo.txt.tmp
        • Size 68KB
        • SHA256 8e877575fdf3a30643c68c62cccc097d30b7d01fc554870d7d953638137d1529
        • MD5 SHA1 SHA512 SSDEEP

        eo.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eo.txt.tmp
        • Size 69KB
        • SHA256 c172aa4276bb30eb369c898d79996f656a6eb9882c9c7fbd2fc40d8e583f2b71
        • MD5 SHA1 SHA512 SSDEEP

        et.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\et.txt.tmp
        • Size 71KB
        • SHA256 6a8c7fc7e29cdec04de0a669e165ff8e891fe2fee1025d81bc3e04ec7400c85f
        • MD5 SHA1 SHA512 SSDEEP

        eu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
        • Size 67KB
        • SHA256 e2314d914d4e2cd3e518a5d5b6644180c680f99e4ae2fa1bb76c49bcfb4d223c
        • MD5 SHA1 SHA512 SSDEEP

        ext.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ext.txt.tmp
        • Size 68KB
        • SHA256 87d6727e79bf7928eb3b7ac439ce097c4f82bbf778149910d0c357c1052c64ca
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 72KB
        • SHA256 29fe6ec7be5be8df11aa8a5cb8c2a52b5f4f22bf3826894e2f4601c66f759bb4
        • MD5 SHA1 SHA512 SSDEEP

        fr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fr.txt.tmp
        • Size 68KB
        • SHA256 1daee3b6c0f76a832da9be7577c722758b211cd132b5014229106cfedced2caa
        • MD5 SHA1 SHA512 SSDEEP

        fy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fy.txt.tmp
        • Size 64KB
        • SHA256 0f0fb0cf3e61c2f227e81b852939f18212f19719319d94fa60db272332e065d0
        • MD5 SHA1 SHA512 SSDEEP

        ga.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ga.txt.tmp
        • Size 72KB
        • SHA256 5d66744a64c378ed77f3d064817a725f783601c1392dc50eef16aa6263c21768
        • MD5 SHA1 SHA512 SSDEEP

        gu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gu.txt.tmp
        • Size 75KB
        • SHA256 b111e474d72118439d55a4e7f55253be2bb1933b9e33a52708bd88395d5e5f1e
        • MD5 SHA1 SHA512 SSDEEP

        hi.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hi.txt.tmp
        • Size 76KB
        • SHA256 59ec31cc265167b08ee63107dfb8652ec2a3d809ebb8e89774f652b4f8f8e61b
        • MD5 SHA1 SHA512 SSDEEP

        hr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hr.txt.tmp
        • Size 67KB
        • SHA256 7a959a8870fd299220df9ac1352f4584961b4309d38be0f11f5c0fc47c711baf
        • MD5 SHA1 SHA512 SSDEEP

        hy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
        • Size 78KB
        • SHA256 2d85f00fff40fda657e1f06e5d7d347a01f3ff9ec5387194f619c1fbc0cecddb
        • MD5 SHA1 SHA512 SSDEEP

        id.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\id.txt.tmp
        • Size 64KB
        • SHA256 e4351e5cb397a5b2d3bdaeff1a1e9ed2d0c3ded34bac2dc999e4742a1db7e732
        • MD5 SHA1 SHA512 SSDEEP

        is.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\is.txt.tmp
        • Size 73KB
        • SHA256 21a58cb146b4fb978947ef9375a1d251f7bb9729ffd7d28c468cf5ca648040d7
        • MD5 SHA1 SHA512 SSDEEP

        it.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\it.txt.tmp
        • Size 68KB
        • SHA256 c0a3457859232b5bdc45f77be48dc8bb6e105bc9ab67ed96bd57de9c5fe8ecab
        • MD5 SHA1 SHA512 SSDEEP

        ja.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ja.txt.tmp
        • Size 76KB
        • SHA256 4824903a81ee862479af9f72688ba8332d529c4251c35a50b3157042649f942b
        • MD5 SHA1 SHA512 SSDEEP

        ka.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ka.txt.tmp
        • Size 82KB
        • SHA256 06f447a0f33ec1344f7a12624362922d9427dfb569e9347d19db436867dc4960
        • MD5 SHA1 SHA512 SSDEEP

        kaa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kaa.txt.tmp
        • Size 72KB
        • SHA256 1487012efb759d0b49d57c72e3a87d71cb586ea7d4835a8516966014ba390e4b
        • MD5 SHA1 SHA512 SSDEEP

        kk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kk.txt.tmp
        • Size 75KB
        • SHA256 3ac2ff5c199a8a2ec966996e01beb87a2af1a67c5428f7e91df01e99c15ebc7d
        • MD5 SHA1 SHA512 SSDEEP

        ku-ckb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp
        • Size 76KB
        • SHA256 36359044d9e81b26d229153cc93640613c050b19ec2d52e0f3d167f426204341
        • MD5 SHA1 SHA512 SSDEEP

        ku.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
        • Size 64KB
        • SHA256 f253d1a3d0062639357c9f96fd8e9435a7fb583c1dc89740aac5c96f7ab04b1c
        • MD5 SHA1 SHA512 SSDEEP

        ky.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
        • Size 76KB
        • SHA256 7a456060655fec0d1d884765162cb46a2f1dae711879390c860652b4441b6ada
        • MD5 SHA1 SHA512 SSDEEP

        ky.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
        • Size 76KB
        • SHA256 81121f681ff3cb62250f3f037eca57d1edddf4e64b59423aedbe271527dbeb89
        • MD5 SHA1 SHA512 SSDEEP

        lv.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lv.txt.tmp
        • Size 58KB
        • SHA256 6aa1b556e7499a7677f6ef4b5e8cda6f71d1aa54d576db104adff86f91f1e042
        • MD5 SHA1 SHA512 SSDEEP

        mk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mk.txt.tmp
        • Size 73KB
        • SHA256 b1f779dd7a3ecb27ced213914f49816ebf6fc99498207fd05a18cbd31c4604a8
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 73KB
        • SHA256 e0917a7aa08d4f33f6be2831259b73eada10ebadad992db76c7f95b13f758b99
        • MD5 SHA1 SHA512 SSDEEP

        mng.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
        • Size 84KB
        • SHA256 21e65499e53637ccb49de2af4af3123afff85d11ab6e6a586ef23847377225d6
        • MD5 SHA1 SHA512 SSDEEP

        mng2.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
        • Size 79KB
        • SHA256 1576ff5ff7c23c226ba03c59a7665409e469bd1015db6318c5aa63e398b91c64
        • MD5 SHA1 SHA512 SSDEEP

        mr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mr.txt.tmp
        • Size 75KB
        • SHA256 7908570f4c920c82a9ea512508dc0f993a471f61aa1b171b5da03bd06dcd87fd
        • MD5 SHA1 SHA512 SSDEEP

        ms.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ms.txt.tmp
        • Size 69KB
        • SHA256 46f94a850322765a01c5a8bb628a1c763991b3572a3171b2355197680cb7aaf1
        • MD5 SHA1 SHA512 SSDEEP

        api-ms-win-crt-time-l1-1-0.dll.tmp

        • Path C:\Program Files\Java\jre-1.8\bin\api-ms-win-crt-time-l1-1-0.dll.tmp
        • Size 72KB
        • SHA256 12dafc2633d3e149349f342acd21690ca9d632c97733919dbb0a9083d6de666c
        • MD5 SHA1 SHA512 SSDEEP

        _choco.exe.manifest.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_choco.exe.manifest.exe
        • Size 64KB
        • SHA256 a953781826f716f192b39a14e96626a2a903ddb55f1c1e4960fcf38087b67bb3
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 58KB
        • SHA256 7f9770167a6565370acc18e0e567593da0c558fb449d43018f64ed007cd3e976
        • MD5 SHA1 SHA512 SSDEEP

        memory/2300-0-0x0000000000400000-0x000000000040A000-memory.dmp

        memory/2300-1695-0x0000000000400000-0x000000000040A000-memory.dmp