Analysis

  • max time kernel
    150s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 04:11

General

  • Target
    e239e9cf9fd6e390380affe7c9fd2dbbec389738deea4aa0d6be53fbf1cf133d.exe
  • Size 93KB
  • Sample240530-er4yfaea7t
  • SHA256 e239e9cf9fd6e390380affe7c9fd2dbbec389738deea4aa0d6be53fbf1cf133d
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (5211) 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\e239e9cf9fd6e390380affe7c9fd2dbbec389738deea4aa0d6be53fbf1cf133d.exe
    "C:\Users\Admin\AppData\Local\Temp\e239e9cf9fd6e390380affe7c9fd2dbbec389738deea4aa0d6be53fbf1cf133d.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Windows\SysWOW64\Zombie.exe
      "C:\Windows\system32\Zombie.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:2068
    • C:\Users\Admin\AppData\Local\Temp\_09 - Network.lnk.exe
      "_09 - Network.lnk.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:4452

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-2539840389-1261165778-1087677076-1000\desktop.ini.tmp
        • Size 47KB
        • SHA256 2f66ae1d877f2abf6d1e70e5686c2976652d2a425968e3d0ab86a024311ec036
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.chm.exe

        • Path C:\Program Files\7-Zip\7-zip.chm.exe
        • Size 159KB
        • SHA256 0a010962da1719e6257b0963daa5c104ef60f1352ff499654881df8788cd0486
        • MD5 SHA1 SHA512 SSDEEP

        7-zip32.dll.tmp

        • Path C:\Program Files\7-Zip\7-zip32.dll.tmp
        • Size 111KB
        • SHA256 2fe52029929a74880aec3b29a7de240d462523ba71af3aa65c6d7947589b6282
        • MD5 SHA1 SHA512 SSDEEP

        7z.dll.tmp

        • Path C:\Program Files\7-Zip\7z.dll.tmp
        • Size 1.8MB
        • SHA256 4e2891ebe2cf8435f4ab632f490d8a42f7af02cf9297561a2756116de5c4522a
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 590KB
        • SHA256 e485fa1b6f05af4e7df2c6863a852ad86dcadc406743599d4fd2ca368411d9fb
        • MD5 SHA1 SHA512 SSDEEP

        7z.sfx.tmp

        • Path C:\Program Files\7-Zip\7z.sfx.tmp
        • Size 48KB
        • SHA256 df439e0b75f7eee4e4197000a360fc8cd77e0d7064ee015a960247d41c79f915
        • MD5 SHA1 SHA512 SSDEEP

        7zCon.sfx.tmp

        • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
        • Size 235KB
        • SHA256 1209c045c880a4eb606852efd0fc7c1f66bc602cbd089ca659f6cf930dbc7867
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 977KB
        • SHA256 5001998391658905149c56f53a497a18033c530e9c80abb7a7b9e4ed3fecd9e8
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 977KB
        • SHA256 2c8852c2338139b0fb64ba1b01001cb27ab0ab84ba7a6474b0d4b61380c43bfd
        • MD5 SHA1 SHA512 SSDEEP

        7zG.exe.tmp

        • Path C:\Program Files\7-Zip\7zG.exe.tmp
        • Size 730KB
        • SHA256 e9d4c36aded1976e4f5ef273e86a3aeeca26e2be22f82ec7b62d011e7dcf5d89
        • MD5 SHA1 SHA512 SSDEEP

        af.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\af.txt.tmp
        • Size 56KB
        • SHA256 6590dae578a2458a83b7d8f395129964d40d48182a8264b9608ae93dbf2b996f
        • MD5 SHA1 SHA512 SSDEEP

        an.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\an.txt.tmp
        • Size 54KB
        • SHA256 02345a88864428f9903117a9e07dfca7bb3e6f164624f51b88d46f36c741015a
        • MD5 SHA1 SHA512 SSDEEP

        ar.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ar.txt.tmp
        • Size 58KB
        • SHA256 b90457ccdc10e57ed49e4eb876c8aa5062bbed8ec94254655577c65fa0af5f66
        • MD5 SHA1 SHA512 SSDEEP

        ast.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ast.txt.tmp
        • Size 51KB
        • SHA256 e9b207a5c005a52a116ff35ff7d7c4ea8b639e0a3dd7f6365017f2e2d0bd3286
        • MD5 SHA1 SHA512 SSDEEP

        ba.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ba.txt.tmp
        • Size 57KB
        • SHA256 fd00ab8e2e3ec5e18c2cde8a1618147a8dae8f178c0784cf2352d91ac2efff9f
        • MD5 SHA1 SHA512 SSDEEP

        br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\br.txt.tmp
        • Size 52KB
        • SHA256 968da4b251a3f99e495f53c365a6eb2bb22d3dfdcc0aa358f35a208311072363
        • MD5 SHA1 SHA512 SSDEEP

        co.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\co.txt.tmp
        • Size 57KB
        • SHA256 80b59ff1daa75ca3f4c97706637a24e25a9292de0306e4420ee57df41ef5f2c6
        • MD5 SHA1 SHA512 SSDEEP

        cy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cy.txt.tmp
        • Size 52KB
        • SHA256 beb95682ac03d08f39ed23ebec31cf64dabf32b0d8bcb7c9e45aae558f8a1d8b
        • MD5 SHA1 SHA512 SSDEEP

        da.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
        • Size 55KB
        • SHA256 45ae60bc6ff10ab429994971a915c02bd3729171451da8b16c3526bd3cc97b59
        • MD5 SHA1 SHA512 SSDEEP

        de.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\de.txt.tmp
        • Size 56KB
        • SHA256 325e59fc3512c2ecfa10e679753952eac976b87a3aef94bb01523f87aff845a7
        • MD5 SHA1 SHA512 SSDEEP

        el.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\el.txt.tmp
        • Size 63KB
        • SHA256 01d8bae3211c040e46562e7f8a2497958448a117d1606f1beefd4663e9e8d5aa
        • MD5 SHA1 SHA512 SSDEEP

        eo.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eo.txt.tmp
        • Size 52KB
        • SHA256 bf9643cf4a0feebe7c2b7c13474064fde162a4d2b72d7c0415a4dcd7bede9034
        • MD5 SHA1 SHA512 SSDEEP

        es.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\es.txt.tmp
        • Size 56KB
        • SHA256 dbc19bcd3cd831565c3a8ed2c8e5e00728bee56398c3d82a432adb9f49e34c74
        • MD5 SHA1 SHA512 SSDEEP

        et.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\et.txt.tmp
        • Size 53KB
        • SHA256 78d72c2eb1d4779ce4f863fc2380a0faa9ac279fc16c181dc7553b1fd09ec03b
        • MD5 SHA1 SHA512 SSDEEP

        eu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
        • Size 46KB
        • SHA256 dfcbad595f3480d52cd9385fcf948002871455bb735597b1746a8f039ac316fc
        • MD5 SHA1 SHA512 SSDEEP

        ext.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ext.txt.tmp
        • Size 54KB
        • SHA256 11e78a2cc73516b9816e7b44dc54733fb5338cac0d86ac087b5728e4beeda832
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 60KB
        • SHA256 6b91c9c30fae3a7f673446273f0b2c0020c2370922efba641b0ef1339253b1fd
        • MD5 SHA1 SHA512 SSDEEP

        fr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fr.txt.tmp
        • Size 55KB
        • SHA256 c32cb0e09979474348b8101ba0da6bc09852b7925ff074c0ec337e3e0b655f58
        • MD5 SHA1 SHA512 SSDEEP

        fur.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
        • Size 53KB
        • SHA256 0b4c62d1ac195cd439748f6e92d0add3bc554387dfe4981a8e7b5f320b9e71f9
        • MD5 SHA1 SHA512 SSDEEP

        ga.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ga.txt.tmp
        • Size 54KB
        • SHA256 cc768b201e4405c9f87e0a5d1369502e7d8d9c894f88c34513ba378b75dacd1c
        • MD5 SHA1 SHA512 SSDEEP

        gl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gl.txt.tmp
        • Size 56KB
        • SHA256 1af5ed5ac2e135149b0b5f8541fa82c89b437529313d9fa33c326e03dd1a087f
        • MD5 SHA1 SHA512 SSDEEP

        gu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gu.txt.tmp
        • Size 63KB
        • SHA256 d2a9ed2f39cda519efece5ad37bd0fb1f23c775317cdb342abd4fe92f0ea3af8
        • MD5 SHA1 SHA512 SSDEEP

        he.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
        • Size 58KB
        • SHA256 2b1e2397f9612df72cfa653b2783d614bf5890018909dc41c067ff58292fe240
        • MD5 SHA1 SHA512 SSDEEP

        hu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hu.txt.tmp
        • Size 56KB
        • SHA256 4e95ffc2049e74f19d3638d3a2d43115c9b7517191d91a398dbbba522dc3ce81
        • MD5 SHA1 SHA512 SSDEEP

        id.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\id.txt.tmp
        • Size 46KB
        • SHA256 fa10408b552f9c1b16283d25fbdf9ef04f149617b967dbd2f5ffc9c136f5bd88
        • MD5 SHA1 SHA512 SSDEEP

        io.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\io.txt.tmp
        • Size 56KB
        • SHA256 89e8f9a570d777e534485650568d9f7afb5225f84c03a345548c8b07bc8b8e07
        • MD5 SHA1 SHA512 SSDEEP

        ja.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ja.txt.tmp
        • Size 58KB
        • SHA256 2db0bdcb3a167d602c789ace4e27d77950c9c75faae464edd1dd2f9ba7c051d1
        • MD5 SHA1 SHA512 SSDEEP

        kab.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kab.txt.tmp
        • Size 55KB
        • SHA256 63985bd27386c72be67337b0ad7117ab2723ad34ab927d480bf78e64b6d0a6c4
        • MD5 SHA1 SHA512 SSDEEP

        ko.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ko.txt.tmp
        • Size 56KB
        • SHA256 8d57d8d14d10bdda8763dd4b11de2c00f8c43c5513421a8dfe78ee7646c40f75
        • MD5 SHA1 SHA512 SSDEEP

        ku.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
        • Size 52KB
        • SHA256 d669428ac4f2cf7693fecc506ad1d62d44b9a53a66e09b826adb1788ce0b13b1
        • MD5 SHA1 SHA512 SSDEEP

        ky.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
        • Size 58KB
        • SHA256 a46232ec6c10de239953892748a0dd74c60db5d278abd762ab40aecee05f236b
        • MD5 SHA1 SHA512 SSDEEP

        mk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mk.txt.tmp
        • Size 55KB
        • SHA256 e17f3a3bc8fc99f13d6cc9a2ac0044da056fd1475584b3cac102bde7a444fbb5
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 55KB
        • SHA256 3943f286a32b9a037e2e1bc2d2e964784c7ddddd295bb6380cfe90dc1ff67f84
        • MD5 SHA1 SHA512 SSDEEP

        mng.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
        • Size 66KB
        • SHA256 da1619243bb32549eb51e9b41a25dbabb7a778e80f7baddb9b4ea1504fa21bfa
        • MD5 SHA1 SHA512 SSDEEP

        mng2.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
        • Size 67KB
        • SHA256 1f984b5cafa4d0fbab561a5c7979de1a4efe295317840d2f90069290bddcd273
        • MD5 SHA1 SHA512 SSDEEP

        mr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mr.txt.tmp
        • Size 57KB
        • SHA256 b67e49dbf5ca313e4fc51ac2ff170afe440753e180fd340395ca07f7530fef5b
        • MD5 SHA1 SHA512 SSDEEP

        ms.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ms.txt.tmp
        • Size 51KB
        • SHA256 fbab77d7a11492c61ce7b2fe9c7af439ed38524c26088524ea013fb9adc3c60a
        • MD5 SHA1 SHA512 SSDEEP

        nl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nl.txt.tmp
        • Size 56KB
        • SHA256 96a37fd49115cfcd79cd031d617cb9edd0a80c8621f0a46a8580b2762b54f23c
        • MD5 SHA1 SHA512 SSDEEP

        nn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nn.txt.tmp
        • Size 52KB
        • SHA256 0e53c7f16d1d3c9c1da3774a0122bae8e82c4642263c96c06ac629feaff3ca1d
        • MD5 SHA1 SHA512 SSDEEP

        pa-in.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pa-in.txt.tmp
        • Size 61KB
        • SHA256 6e2c8c6912957e323af95a047e1fecdb8fa85c6d2b8dfd2ea06c21b18a650304
        • MD5 SHA1 SHA512 SSDEEP

        ps.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
        • Size 55KB
        • SHA256 e28a7b111979e27e384d462702ff0a8fa15906f5dff82ab7e94441a2db722a7e
        • MD5 SHA1 SHA512 SSDEEP

        pt-br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt-br.txt.tmp
        • Size 56KB
        • SHA256 f93de74812c615c53b9e9cd0949fbd474618003166b56ac665a41706ff9fcef4
        • MD5 SHA1 SHA512 SSDEEP

        ru.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ru.txt.tmp
        • Size 46KB
        • SHA256 d0567c7a948452823c76c0c89375c0ab141dcdc7a3145cdcdf696a921090c3c2
        • MD5 SHA1 SHA512 SSDEEP

        sa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\sa.txt.tmp
        • Size 65KB
        • SHA256 d9e9b296a6d84c183c1a6a93312a4df866b3b5a09da17d4df979635d6e76e67d
        • MD5 SHA1 SHA512 SSDEEP

        si.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\si.txt.tmp
        • Size 65KB
        • SHA256 e569c16fa2debdf15e965ec28d2679e3f0eae46f1d24a6af3e09f6db2308cd23
        • MD5 SHA1 SHA512 SSDEEP

        System.Threading.ThreadPool.dll.tmp

        • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Threading.ThreadPool.dll.tmp
        • Size 62KB
        • SHA256 6d50909d165d3df3a558aa7e69aeefee1d260375cfa7051abfeda659e6a20675
        • MD5 SHA1 SHA512 SSDEEP

        _09 - Network.lnk.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_09 - Network.lnk.exe
        • Size 46KB
        • SHA256 b6dec6742526e98fb4e2de6752f899eac1755900662c98325631e57d2e4d5334
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 46KB
        • SHA256 0fe8fc4b21dcbabcde3d6090f1e36da3502d146b7d36427d682d50fdbdee26b6
        • MD5 SHA1 SHA512 SSDEEP