Analysis

  • max time kernel
    120s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/10/2024, 21:12

General

  • Target
    7f0b4001ed246a3813dba10d022e21feec27804fbea34b3e9ddd16e1275a7eb8N.exe
  • Size 122KB
  • Sample241009-z2c8paydka
  • SHA256 7f0b4001ed246a3813dba10d022e21feec27804fbea34b3e9ddd16e1275a7eb8
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (4435) 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\7f0b4001ed246a3813dba10d022e21feec27804fbea34b3e9ddd16e1275a7eb8N.exe
    "C:\Users\Admin\AppData\Local\Temp\7f0b4001ed246a3813dba10d022e21feec27804fbea34b3e9ddd16e1275a7eb8N.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Users\Admin\AppData\Local\Temp\_08 - Homegroup.lnk.exe
      "_08 - Homegroup.lnk.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:3608
    • 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:3516

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.exe

        • Path C:\$Recycle.Bin\S-1-5-21-940901362-3608833189-1915618603-1000\desktop.ini.exe
        • Size 61KB
        • SHA256 f3e1a83d83d80d21e751ff6da47913b97bec4c0cb05bb75b7ebb88b5b68476e8
        • MD5 SHA1 SHA512 SSDEEP

        desktop.ini.exe.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-940901362-3608833189-1915618603-1000\desktop.ini.exe.tmp
        • Size 122KB
        • SHA256 64fd5b4cb2e13f8689adc98ddd2978f2491f1e1c433ea99a9de3e90bb89660fb
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.chm.exe

        • Path C:\Program Files\7-Zip\7-zip.chm.exe
        • Size 174KB
        • SHA256 1039d9ff3c68b7c25bab79f66546687bbc7115f7916197dddc8d1541007f5677
        • MD5 SHA1 SHA512 SSDEEP

        7z.dll.tmp

        • Path C:\Program Files\7-Zip\7z.dll.tmp
        • Size 1.8MB
        • SHA256 bc98c87a88a9807518e27f29c9e2b3d060914f9d170d15e0553b010b8a702188
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 604KB
        • SHA256 e04121c29e699277d62ba667e87abd0cb7aa5a126c2a1aae88e8f7bf31fc196e
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 991KB
        • SHA256 ad4f64f59fe3115d318c94d2c6f2ddddcbb86f91dcbca8d1beb61be2068598fa
        • MD5 SHA1 SHA512 SSDEEP

        7zG.exe.tmp

        • Path C:\Program Files\7-Zip\7zG.exe.tmp
        • Size 745KB
        • SHA256 7d84afb14467033665b1f5076b35529d5a6cdcc9174662512ce59dc21a35da46
        • MD5 SHA1 SHA512 SSDEEP

        af.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\af.txt.tmp
        • Size 71KB
        • SHA256 0b792cd0caef3e112939291048c919890f9440f477b95a9cb84574488d313399
        • MD5 SHA1 SHA512 SSDEEP

        an.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\an.txt.tmp
        • Size 69KB
        • SHA256 2b7f6110570c9d53039320eefe1326ecc6b2f1bb7d24f22a6da7d4f6abf34376
        • MD5 SHA1 SHA512 SSDEEP

        ar.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ar.txt.tmp
        • Size 72KB
        • SHA256 4fbeaee6fc74c0b0f8ff1ede93e3d43cb0c0e917a5c0a5ccaef5452c4738481f
        • MD5 SHA1 SHA512 SSDEEP

        ast.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ast.txt.tmp
        • Size 66KB
        • SHA256 c91d8f6e8699de083c1ad44ac593df1a16f9606cf06d4a2644556210a35b3a03
        • MD5 SHA1 SHA512 SSDEEP

        bg.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bg.txt.tmp
        • Size 73KB
        • SHA256 89fba6814eaaa4f5395d40801fcf83f2a9f065adde9126e2cb311fa276a2c10b
        • MD5 SHA1 SHA512 SSDEEP

        bn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
        • Size 76KB
        • SHA256 bba3fdad7edca9833e629af8e01529235d1f1548db35a462b97d7c36b1029b7b
        • MD5 SHA1 SHA512 SSDEEP

        bn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
        • Size 76KB
        • SHA256 42ba0333e3ae44dde4e2f133a2e489e6559cef1179509ba9462f217014ee3f82
        • MD5 SHA1 SHA512 SSDEEP

        br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\br.txt.tmp
        • Size 66KB
        • SHA256 51555e6201cf834cda3f9a6bbb1ce920203983ebbaae6fff4adec212f0ed7b8b
        • MD5 SHA1 SHA512 SSDEEP

        ca.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ca.txt.tmp
        • Size 70KB
        • SHA256 cdf97f6a402407d73b3b07100733f968081c73fcf4dbf9a5c4a3692bf40af8b0
        • MD5 SHA1 SHA512 SSDEEP

        cs.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cs.txt.tmp
        • Size 69KB
        • SHA256 02fd0549b5c9717101c234df5ae237bed71414478254ebb069869da088bf7d32
        • MD5 SHA1 SHA512 SSDEEP

        cy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cy.txt.tmp
        • Size 61KB
        • SHA256 18d8560c077588f6ef121cec69c512b5fcb54ba6ad88797097ef0839ad9a51cf
        • MD5 SHA1 SHA512 SSDEEP

        en.ttt.tmp

        • Path C:\Program Files\7-Zip\Lang\en.ttt.tmp
        • Size 69KB
        • SHA256 7cec582400935d32b04c5454ae110dd8fb97d33c0bb7c5e63f3ddf66441f1821
        • MD5 SHA1 SHA512 SSDEEP

        eo.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eo.txt.tmp
        • Size 66KB
        • SHA256 faec04686749a535eaa442cc226786991fab91bbb3b0ec9632f4c6fa6d25ae5c
        • MD5 SHA1 SHA512 SSDEEP

        es.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\es.txt.tmp
        • Size 71KB
        • SHA256 c32a709874ac72454faf0fa5f0e8af018b87d53403212e2c8e998d4d6a7906cd
        • MD5 SHA1 SHA512 SSDEEP

        et.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\et.txt.tmp
        • Size 68KB
        • SHA256 53e2ee680b5c0ef322cf3c010c7f1e1c8a7b923355d493b6bcdba54a6ba9268f
        • MD5 SHA1 SHA512 SSDEEP

        eu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
        • Size 60KB
        • SHA256 49adc6540ad3b42706f21fc21f1b0b75cd851dbdfae74337512809b3c3de7785
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 74KB
        • SHA256 fa8bb6eab91f0cd2c07f63608a9ce213edf4f5c1021adae90c2d5addadb7c144
        • MD5 SHA1 SHA512 SSDEEP

        fur.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
        • Size 68KB
        • SHA256 5457647094e9d5efe7f49294027c2a54e63624f23e2641a7bccb6afdf5b4beef
        • MD5 SHA1 SHA512 SSDEEP

        gl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gl.txt.tmp
        • Size 70KB
        • SHA256 fbeb0356723e28a92d6b78b5054ef9562c98e01fd51e1d5afd67a21f874b319a
        • MD5 SHA1 SHA512 SSDEEP

        gu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gu.txt.tmp
        • Size 78KB
        • SHA256 d4c1b4eebf3703a7bcbdc1a5cd7f64e099a2edf1954f20a269783991132492f6
        • MD5 SHA1 SHA512 SSDEEP

        he.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
        • Size 72KB
        • SHA256 6a12c490aee754e32a9103de1b402f86a3a5e3812ea0b6b8d364a1cece2dc749
        • MD5 SHA1 SHA512 SSDEEP

        hi.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hi.txt.tmp
        • Size 60KB
        • SHA256 4bfca461bc935f11e8bad3bc46302d2f7f3e6dd85314479a776e356277d031a9
        • MD5 SHA1 SHA512 SSDEEP

        hu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hu.txt.tmp
        • Size 71KB
        • SHA256 27112857d75dcac4685620a978d47e2f02f36cad2d56a2d53a80fe84019227ca
        • MD5 SHA1 SHA512 SSDEEP

        hy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
        • Size 75KB
        • SHA256 13a1a0cb5d7c4476c73b20337f7917fae8efc3e175ea6d199e930da3b8cc2bef
        • MD5 SHA1 SHA512 SSDEEP

        is.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\is.txt.tmp
        • Size 60KB
        • SHA256 da6077867dbd7f86c7fdb2dfc8d5cedf2c1617850b947daf92299ed2c477fba3
        • MD5 SHA1 SHA512 SSDEEP

        ka.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ka.txt.tmp
        • Size 79KB
        • SHA256 4483b6bb6c8336608a7e546714603c94880e63308cd500bc841833fe8b561ae8
        • MD5 SHA1 SHA512 SSDEEP

        kaa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kaa.txt.tmp
        • Size 68KB
        • SHA256 84fb707a4da3433ebd9d5f70e9520693735363fb742f442825ac35bb2898f726
        • MD5 SHA1 SHA512 SSDEEP

        kab.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kab.txt.tmp
        • Size 69KB
        • SHA256 d98c014e7524beb3214efba487bb888a1a1e5a995107f5561d8ec2280e93e718
        • MD5 SHA1 SHA512 SSDEEP

        kk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kk.txt.tmp
        • Size 71KB
        • SHA256 6df22f800ebc5726dc6094c0633b6ab72f41d969bf93436b8681fe2a48639d8b
        • MD5 SHA1 SHA512 SSDEEP

        ku-ckb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp
        • Size 73KB
        • SHA256 b75b52d40009fd12e12e27e12b370e2edf006c52816d554b59bcf9fd8d72255b
        • MD5 SHA1 SHA512 SSDEEP

        ku.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
        • Size 67KB
        • SHA256 5c411f1eca6af2432c245c058e8785b4cc8530ba2834cfec065e143413048adb
        • MD5 SHA1 SHA512 SSDEEP

        lt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lt.txt.tmp
        • Size 70KB
        • SHA256 9ec4bfe0a23b69b636f1243a500c2cc0751e26702cb7b94c43795b6700b288a9
        • MD5 SHA1 SHA512 SSDEEP

        lv.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lv.txt.tmp
        • Size 66KB
        • SHA256 fda4c96478f7cb802ab5b064b39786b077121e5996a6aea8788fdb6011568e4e
        • MD5 SHA1 SHA512 SSDEEP

        mk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mk.txt.tmp
        • Size 70KB
        • SHA256 b05309a8002d28658cb2b9a3ea9f0cf85bfc0d2ffe8091dc660009efdd9f6614
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 69KB
        • SHA256 fc467e8b4bd6fafe355fe1ab0baec9bdab5eaea48abc3d357ece32c12bc5adc1
        • MD5 SHA1 SHA512 SSDEEP

        mng.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
        • Size 81KB
        • SHA256 c920a862be7b1ee7c67e1076dd8a7337f2442c8cde713cd8bf9e338d618993ef
        • MD5 SHA1 SHA512 SSDEEP

        mng2.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
        • Size 82KB
        • SHA256 cebe3725d1bc91bf24e0cf0381e0a085228bc234d86a226538f7778171808ee4
        • MD5 SHA1 SHA512 SSDEEP

        ms.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ms.txt.tmp
        • Size 66KB
        • SHA256 5ed749fb71f0d6cc03efe6892a8bf287533d9c88f70aab1599f4ef123509a33c
        • MD5 SHA1 SHA512 SSDEEP

        nb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nb.txt.tmp
        • Size 67KB
        • SHA256 bea85e14dbc68e2bc3a5aadeed70335bf00f9550996f88c76ba716611d967577
        • MD5 SHA1 SHA512 SSDEEP

        ne.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ne.txt.tmp
        • Size 73KB
        • SHA256 4aa1cd86fef9079aa7a06de5666fbe16ef58028f52b433b95b83e91a5cf03d11
        • MD5 SHA1 SHA512 SSDEEP

        nl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nl.txt.tmp
        • Size 70KB
        • SHA256 6c088864821c224fa0745539e95795419d32eb4d25a39afbbd8843ec327d1cff
        • MD5 SHA1 SHA512 SSDEEP

        pa-in.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pa-in.txt.tmp
        • Size 75KB
        • SHA256 3c653030eae983024d38548aae52dcda0112044397609844616ada6a078651a7
        • MD5 SHA1 SHA512 SSDEEP

        ps.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
        • Size 69KB
        • SHA256 ce462e8b51c36a5ecd0e9dbf5530b7f4ff82394b6e05670d919d96d959ccd3c1
        • MD5 SHA1 SHA512 SSDEEP

        pt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt.txt.tmp
        • Size 60KB
        • SHA256 10419af2adbc68f8c2542476146ec2ccc3c3d4639d8d6b2488880d302d9ebeea
        • MD5 SHA1 SHA512 SSDEEP

        ro.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ro.txt.tmp
        • Size 68KB
        • SHA256 bb3f28518b8d43a9001c485065244e4f68696c414fc22dca55058bd8e90efc34
        • MD5 SHA1 SHA512 SSDEEP

        descript.ion.tmp

        • Path C:\Program Files\7-Zip\descript.ion.tmp
        • Size 62KB
        • SHA256 6dbc7534562438a09f7fcbccb8c42967cbc96648ab016f12be0372e73029faf8
        • MD5 SHA1 SHA512 SSDEEP

        splash_11-lic.gif.tmp

        • Path C:\Program Files\Java\jdk-1.8\jre\lib\deploy\splash_11-lic.gif.tmp
        • Size 68KB
        • SHA256 f7127ac906bf3f2a6bc391985db91b35eed446bfa13e6140d263b58c9848fd98
        • MD5 SHA1 SHA512 SSDEEP

        _08 - Homegroup.lnk.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_08 - Homegroup.lnk.exe
        • Size 61KB
        • SHA256 a46cca54be98baea7ab3fadbb7de408c19bce9b43afadc0533ef7e979dc7785f
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 60KB
        • SHA256 5d6b278afa7ae664736c02b8b63ae3ef276bdc2092eb6c96335088bfc27ed5e6
        • MD5 SHA1 SHA512 SSDEEP