Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/08/2024, 20:22

General

  • Target
    38a475b537652348a605aa94c1853972f26e638b1a892dcacc728d38b511091f.exe
  • Size 701KB
  • Sample240809-y5kaqs1gph
  • SHA256 38a475b537652348a605aa94c1853972f26e638b1a892dcacc728d38b511091f
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (4319) 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\38a475b537652348a605aa94c1853972f26e638b1a892dcacc728d38b511091f.exe
    "C:\Users\Admin\AppData\Local\Temp\38a475b537652348a605aa94c1853972f26e638b1a892dcacc728d38b511091f.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4208
    • 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:3544
    • C:\Users\Admin\AppData\Local\Temp\_Word 2016.lnk.exe
      "_Word 2016.lnk.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:2080

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp
        • Size 353KB
        • SHA256 0d87b41355938c77e0d0a001c3f4192eeaa4e799d02204b486508d82acee08be
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.chm.exe

        • Path C:\Program Files\7-Zip\7-zip.chm.exe
        • Size 465KB
        • SHA256 f9cdf073d200d5a8e804eccd2ed0d0769073204000516e8d47c03adbd37f48a0
        • MD5 SHA1 SHA512 SSDEEP

        7-zip32.dll.tmp

        • Path C:\Program Files\7-Zip\7-zip32.dll.tmp
        • Size 418KB
        • SHA256 f8f44ae301da850195c27047459b87b793f25913023af44951d702e5d551359c
        • MD5 SHA1 SHA512 SSDEEP

        7z.dll.tmp

        • Path C:\Program Files\7-Zip\7z.dll.tmp
        • Size 1.4MB
        • SHA256 1940986c2322e0d9aabf6922b1b66b2b2eda1976a26bd05816b6d568c848410d
        • MD5 SHA1 SHA512 SSDEEP

        7z.dll.tmp

        • Path C:\Program Files\7-Zip\7z.dll.tmp
        • Size 2.1MB
        • SHA256 1191051835414fb37ae5368414dab1598e0b1812f8b0f07603afb7e35caec123
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe.tmp

        • Path C:\Program Files\7-Zip\7z.exe.tmp
        • Size 897KB
        • SHA256 6f2b3b5eb52e9abb42674835a6c26852e334d338ce3c6743f64be65a684ae1a4
        • MD5 SHA1 SHA512 SSDEEP

        7zCon.sfx.tmp

        • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
        • Size 541KB
        • SHA256 0cb1cbbeba113873fef6debd8ff7f5ef3790e8a8ac4fb776a63d8de68d2e4e77
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 1.3MB
        • SHA256 d437feaf077d3cb7a88712193e842921cbefbedf498e6aaa935e574d85b560ed
        • MD5 SHA1 SHA512 SSDEEP

        7zG.exe.tmp

        • Path C:\Program Files\7-Zip\7zG.exe.tmp
        • Size 1.0MB
        • SHA256 fb3bdafb744c3337ea7d1cdf052bb1348fbcb5694d9d0f9efe202e075e2e236c
        • MD5 SHA1 SHA512 SSDEEP

        History.txt.tmp

        • Path C:\Program Files\7-Zip\History.txt.tmp
        • Size 356KB
        • SHA256 176bbf96f6a4f4a1d291ad44ecde72cc00288125b5822d10bd681d224b8d4d5b
        • MD5 SHA1 SHA512 SSDEEP

        History.txt.tmp

        • Path C:\Program Files\7-Zip\History.txt.tmp
        • Size 410KB
        • SHA256 fb32cd0b8f19d1f4eb72e0bf8bf7cb6328535a76a342028eba2c165799c49002
        • MD5 SHA1 SHA512 SSDEEP

        af.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\af.txt.tmp
        • Size 363KB
        • SHA256 58cf24d6c65916d709dbba433b8208ccafc1bcaf8a779f4cd54788dea60703f1
        • MD5 SHA1 SHA512 SSDEEP

        ast.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ast.txt.tmp
        • Size 358KB
        • SHA256 734dbf284631d226316912f0fb8522898fc2c787cb5795de76b9d4e1f9e33b95
        • MD5 SHA1 SHA512 SSDEEP

        ba.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ba.txt.tmp
        • Size 359KB
        • SHA256 82c7af47ea982e773440f3c7f787b11d3d44bc8baa15a256e7f76a5003eb0683
        • MD5 SHA1 SHA512 SSDEEP

        be.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\be.txt.tmp
        • Size 359KB
        • SHA256 d095f07e73a2a1671f3f34dcdeb59a2b63a705b20c44984e21288e5ca8e91f91
        • MD5 SHA1 SHA512 SSDEEP

        bg.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bg.txt.tmp
        • Size 360KB
        • SHA256 2b7fc275c5a8fbb7b3d66b17a86d6ed31210a5e21cd537c0d35bdfd931cf08d1
        • MD5 SHA1 SHA512 SSDEEP

        bn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
        • Size 362KB
        • SHA256 55e1bf328c2ee49ac864a7265a9278b47c636392cfd61e7c0b53c831fdeaca37
        • MD5 SHA1 SHA512 SSDEEP

        br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\br.txt.tmp
        • Size 353KB
        • SHA256 fda86ac6a86638c2651f66f861bd725b725f945dc033d4cbbc0b055259a8e4dd
        • MD5 SHA1 SHA512 SSDEEP

        ca.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ca.txt.tmp
        • Size 357KB
        • SHA256 96814490d71bcad4048a14831b7f3a776acdf2aa8be40dff0b8fbc42cbf6c7ac
        • MD5 SHA1 SHA512 SSDEEP

        cs.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cs.txt.tmp
        • Size 356KB
        • SHA256 c28ce7dd2b8b193b02f67e3202e8bcf9666ad3b8e544963bc03f78c846437ec1
        • MD5 SHA1 SHA512 SSDEEP

        cy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cy.txt.tmp
        • Size 353KB
        • SHA256 51cdab767ee88ff659a975bd53ac59bc94e0dfec05524f9d9d072c812a31d9b2
        • MD5 SHA1 SHA512 SSDEEP

        da.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
        • Size 361KB
        • SHA256 b67e06fd0ef29f271656538a3128a7399e407f4dc3a83fc4009c30d76efd2cb2
        • MD5 SHA1 SHA512 SSDEEP

        el.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\el.txt.tmp
        • Size 364KB
        • SHA256 6f05cb312cdf38e275a576249e47f20b99d07874265b75162e8a3f2c98c76770
        • MD5 SHA1 SHA512 SSDEEP

        en.ttt.tmp

        • Path C:\Program Files\7-Zip\Lang\en.ttt.tmp
        • Size 355KB
        • SHA256 2376073517de0e44ad485496f4d794d257b5ca0324a697d423dbad48ec3e86f4
        • MD5 SHA1 SHA512 SSDEEP

        et.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\et.txt.tmp
        • Size 360KB
        • SHA256 e84d232585d9e13fb19a98f306d0d08d83cf09c5e74c3646c419345f238da0c1
        • MD5 SHA1 SHA512 SSDEEP

        eu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
        • Size 356KB
        • SHA256 cf975a7718a8a039423f8cd42b4618fdc256517570e02ef19fbfc22cb88b0d65
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 361KB
        • SHA256 cbafdf316f019d82dbf35bd3016688eee6c04befe09ff0b51d97a795a0a8b0ed
        • MD5 SHA1 SHA512 SSDEEP

        fi.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fi.txt.tmp
        • Size 356KB
        • SHA256 5cd0744f5cd83cc9ccdb658850df1dc4f4e5dd79ef17b0ec6f727fa7b7d15fc6
        • MD5 SHA1 SHA512 SSDEEP

        fr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fr.txt.tmp
        • Size 357KB
        • SHA256 4453b82e8e6a98ca4b407a98f475abc276066d48216490363d4b0105d0a0b316
        • MD5 SHA1 SHA512 SSDEEP

        fur.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
        • Size 355KB
        • SHA256 2e6071a6c00a1b4225acf2248f494c391d45f143a31a105ae04fc4d513b126b2
        • MD5 SHA1 SHA512 SSDEEP

        ga.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ga.txt.tmp
        • Size 356KB
        • SHA256 7701e148437fb80dc9acf212b813d8ba54a09eb9697dad56481beb47ee79b37f
        • MD5 SHA1 SHA512 SSDEEP

        gu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gu.txt.tmp
        • Size 370KB
        • SHA256 cedddb7e5ece1e4286b63e930fd5a186927cdc8a187f5a0f656e6ed4368e5fed
        • MD5 SHA1 SHA512 SSDEEP

        he.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
        • Size 364KB
        • SHA256 78c8ede71731a8faa66ac8b1246a640932c9fd2f7455e36f013ad4ad95f0c583
        • MD5 SHA1 SHA512 SSDEEP

        hr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hr.txt.tmp
        • Size 361KB
        • SHA256 1e5c2015eb00ff627d7697b6fa5a598c263111896decf84315ede2085c3d654f
        • MD5 SHA1 SHA512 SSDEEP

        hu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hu.txt.tmp
        • Size 363KB
        • SHA256 b763bd8cdf8a5165ed5f2fc3c9597aa9cf2672ab4e6f588345968955bd2878b2
        • MD5 SHA1 SHA512 SSDEEP

        hy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
        • Size 367KB
        • SHA256 dd42d77f84246a7d9ade726a6b26a875ec8f96d130b1338124fa010e3d02e0f6
        • MD5 SHA1 SHA512 SSDEEP

        id.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\id.txt.tmp
        • Size 361KB
        • SHA256 8f93d0ac0f45927be683bb72045eb53e508f016e90b9235c0cf780c12eb1217f
        • MD5 SHA1 SHA512 SSDEEP

        io.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\io.txt.tmp
        • Size 363KB
        • SHA256 ecad6b43ca70e24d4c5bf6bd0da2f20f2aaed41570dacbeb288e8f8ba0d65a6c
        • MD5 SHA1 SHA512 SSDEEP

        is.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\is.txt.tmp
        • Size 361KB
        • SHA256 cd463be2d86563d4be30bcce08735661be43de9af30fcebf9ab0b82ccad7abe6
        • MD5 SHA1 SHA512 SSDEEP

        ja.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ja.txt.tmp
        • Size 348KB
        • SHA256 9dd11dcbc658d4d228c2e9b9163434ba8316018446655eb1b0ff6cd609fb5690
        • MD5 SHA1 SHA512 SSDEEP

        ka.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ka.txt.tmp
        • Size 371KB
        • SHA256 445e9771a23e812622bd66f78411a308ffc53bbedb801b47089d17e8fc452317
        • MD5 SHA1 SHA512 SSDEEP

        kab.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kab.txt.tmp
        • Size 361KB
        • SHA256 e1315e35a42720e8fa55ab8e907c08c0f91364c734834ee2421459ffdaee07bc
        • MD5 SHA1 SHA512 SSDEEP

        ko.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ko.txt.tmp
        • Size 363KB
        • SHA256 5c4eb4b3c3f8c86c3cef956da733f815ba126cf817df1e50869205b99d28e869
        • MD5 SHA1 SHA512 SSDEEP

        ku-ckb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp
        • Size 365KB
        • SHA256 f7f7beb130c7e759eaa2241400f713919576669fe597b542ce00d607f1caed94
        • MD5 SHA1 SHA512 SSDEEP

        ku.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
        • Size 353KB
        • SHA256 ea79faf045465e4982a28aa0445bec0da5b8b4ef655fc7baa869192b30a2ac9a
        • MD5 SHA1 SHA512 SSDEEP

        ky.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
        • Size 365KB
        • SHA256 9d903149bfc19c19ba6c1d206604e4fcb446411c827ee2352fdb43abc886d2d6
        • MD5 SHA1 SHA512 SSDEEP

        lij.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lij.txt.tmp
        • Size 361KB
        • SHA256 01a2fcd65dd15af43a0aa14a078cd1bfbd8f1b5846699f4f47b76e14ac76b98c
        • MD5 SHA1 SHA512 SSDEEP

        lt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lt.txt.tmp
        • Size 362KB
        • SHA256 eeac32ddc9ed4f127a5d843759c5f2ffb4061bc935fccf559191575bc95c5f86
        • MD5 SHA1 SHA512 SSDEEP

        lv.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lv.txt.tmp
        • Size 358KB
        • SHA256 c2bff9f3a7a254268d4c3b3c616228aa127d45956c8a6dd20c44038cf2d667ca
        • MD5 SHA1 SHA512 SSDEEP

        mk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mk.txt.tmp
        • Size 361KB
        • SHA256 c07554af2158b96ee209324494b3eaa4e42d571109905606184053890c59597e
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 361KB
        • SHA256 ecf5ab71ff723334fefeebac8c42e2d1fa1a51bfc26aa784aabc5b5af58ac2c2
        • MD5 SHA1 SHA512 SSDEEP

        mng.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
        • Size 373KB
        • SHA256 6905a41eb4b3d71a87b61e0acc5c1a4e9b8eab5fae3e391322c5a6a1d3469326
        • MD5 SHA1 SHA512 SSDEEP

        mng2.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
        • Size 374KB
        • SHA256 aad64fe775c607eb754e3e87728922485177c294fc79a66eced8531a06b6bcf0
        • MD5 SHA1 SHA512 SSDEEP

        mr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mr.txt.tmp
        • Size 363KB
        • SHA256 c461f06f918baaf25353ba8dc09e0db96da333c5ba3b0350250d605cc0688130
        • MD5 SHA1 SHA512 SSDEEP

        ms.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ms.txt.tmp
        • Size 358KB
        • SHA256 7ce38da829f3b852b0744ba333ffb4a193095a86bbf650bdd008ce43707cd2aa
        • MD5 SHA1 SHA512 SSDEEP

        descript.ion.tmp

        • Path C:\Program Files\7-Zip\descript.ion.tmp
        • Size 354KB
        • SHA256 97b5f6802b3e25211104958ca60e252eff5acf9764f18f1b7e163736e737fc16
        • MD5 SHA1 SHA512 SSDEEP

        _Word 2016.lnk.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_Word 2016.lnk.exe
        • Size 353KB
        • SHA256 2a429a9ad58358a419131ff94ae5981d54e5cade306831fcd18b25df9102bff5
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 348KB
        • SHA256 5e4f0afb8a4a717b364fdb11c99e8e1325344fe589f81e97678db1c2c279a530
        • MD5 SHA1 SHA512 SSDEEP

        memory/3544-11-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/4208-0-0x0000000000400000-0x0000000000408000-memory.dmp