Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2024, 04:34

General

  • Target
    b8339175850b0780b04cbe3003101efa535785e73dc0ea74f21d79a5e930f84cN.exe
  • Size 120KB
  • Sample241006-e67mwaxbmc
  • SHA256 b8339175850b0780b04cbe3003101efa535785e73dc0ea74f21d79a5e930f84c
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (4715) 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\b8339175850b0780b04cbe3003101efa535785e73dc0ea74f21d79a5e930f84cN.exe
    "C:\Users\Admin\AppData\Local\Temp\b8339175850b0780b04cbe3003101efa535785e73dc0ea74f21d79a5e930f84cN.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1492
    • 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:1820
    • C:\Users\Admin\AppData\Local\Temp\_MS.MSACCESS.16.1033.hxn.exe
      "_MS.MSACCESS.16.1033.hxn.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:1100
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4272,i,13995403245988825027,7033610968827661507,262144 --variations-seed-version --mojo-platform-channel-handle=4132 /prefetch:8
    1⤵
      PID:4012

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          desktop.ini.exe.tmp

          • Path C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.exe.tmp
          • Size 121KB
          • SHA256 be598d35cfe53f066a8889fd496c9844b544190ad96032ba5f82f285511f6ccc
          • MD5 SHA1 SHA512 SSDEEP

          desktop.ini.tmp

          • Path C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.tmp
          • Size 60KB
          • SHA256 180928d0cddfd760471d46d7a5dd2419dd77c9ca523ab2d24b5a2da8f34f642b
          • MD5 SHA1 SHA512 SSDEEP

          7-zip.chm.exe

          • Path C:\Program Files\7-Zip\7-zip.chm.exe
          • Size 172KB
          • SHA256 0c8d0a9ee8b4b2cd3db2794739275e6fbebc3f4465fd8adaad235e81a58e2a48
          • MD5 SHA1 SHA512 SSDEEP

          7-zip.dll.exe

          • Path C:\Program Files\7-Zip\7-zip.dll.exe
          • Size 159KB
          • SHA256 8ca2c9756904c9cbe99b30fed464e052135e25734a5b46fbc5d2dd5e96fdd2e4
          • MD5 SHA1 SHA512 SSDEEP

          7z.dll.tmp

          • Path C:\Program Files\7-Zip\7z.dll.tmp
          • Size 64KB
          • SHA256 7994b9e5f16b9c3789e05229ee10d027f904083d83860dfda3c9896fb4492d9f
          • MD5 SHA1 SHA512 SSDEEP

          7z.exe.tmp

          • Path C:\Program Files\7-Zip\7z.exe.tmp
          • Size 604KB
          • SHA256 77904bef5ab918665726bec2cc783d1a1db65bfecff59b02a95fdb07d09930d5
          • MD5 SHA1 SHA512 SSDEEP

          7z.sfx.tmp

          • Path C:\Program Files\7-Zip\7z.sfx.tmp
          • Size 270KB
          • SHA256 0b535bf15287bc6eb22e1477c2a51daad89f8449eb69b70513fabe5292d4f769
          • MD5 SHA1 SHA512 SSDEEP

          7zCon.sfx.tmp

          • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
          • Size 249KB
          • SHA256 fd4e0483fa7032b4403678b8c5ba583836154b28a3689b5f4c2605408c927842
          • MD5 SHA1 SHA512 SSDEEP

          7zFM.exe.tmp

          • Path C:\Program Files\7-Zip\7zFM.exe.tmp
          • Size 991KB
          • SHA256 014fac3e72d3f68d03b24e362b363d35de27f9b0377fdedf834c5ec82eab5426
          • MD5 SHA1 SHA512 SSDEEP

          7zG.exe.tmp

          • Path C:\Program Files\7-Zip\7zG.exe.tmp
          • Size 744KB
          • SHA256 47a50aaf415013cc04c1000ead51fd0a8dadf856a8481349f193cb5ee8f75f17
          • MD5 SHA1 SHA512 SSDEEP

          af.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\af.txt.tmp
          • Size 69KB
          • SHA256 34f8c4d4ee4098dab31625d4b91352d66644cc162212eb4f7cada796af8997b5
          • MD5 SHA1 SHA512 SSDEEP

          an.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\an.txt.tmp
          • Size 68KB
          • SHA256 e66177bcbe25ac67763ba95d3e6b15fa9e41e133d338aa01c4c910b43f665623
          • MD5 SHA1 SHA512 SSDEEP

          ar.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ar.txt.tmp
          • Size 73KB
          • SHA256 99acd510c5585a5e497a33b72b78345852e087e6e6d8897690744b4b72a89875
          • MD5 SHA1 SHA512 SSDEEP

          ast.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ast.txt.tmp
          • Size 66KB
          • SHA256 7d5cf6957d1cd15c5927a81b0b9d75ebd33b160a58a153c09916a363b318278f
          • MD5 SHA1 SHA512 SSDEEP

          az.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\az.txt.tmp
          • Size 70KB
          • SHA256 13fe78d0cb2e932c5adfb457f56fcbcf3e50ef133262a50372dc487e755e153a
          • MD5 SHA1 SHA512 SSDEEP

          be.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\be.txt.tmp
          • Size 72KB
          • SHA256 c02a7fe1519bc3f8db88a71c0ca614d2d472af17718454829518da006a48777d
          • MD5 SHA1 SHA512 SSDEEP

          bg.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\bg.txt.tmp
          • Size 73KB
          • SHA256 33efba1a28daadba19804e250bb4b5d6b6aa2e364dfb550db66b857d5e957a16
          • MD5 SHA1 SHA512 SSDEEP

          bn.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
          • Size 75KB
          • SHA256 20c6d26bced0739af50418ebbbc01bd3e321e2416bada22648f9106cf8f817eb
          • MD5 SHA1 SHA512 SSDEEP

          ca.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ca.txt.tmp
          • Size 69KB
          • SHA256 dbec25c3049c73ea69b0077d19975b59e3e20118b090296222b9ed429cca86e5
          • MD5 SHA1 SHA512 SSDEEP

          cs.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\cs.txt.tmp
          • Size 68KB
          • SHA256 3f228ee32500004c34d0735a53cb4bb48702bf641e7db7afe57444332c830a08
          • MD5 SHA1 SHA512 SSDEEP

          da.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
          • Size 68KB
          • SHA256 59c7e07fb25353ef5bc197ac6788a7b88bb7306ed7042fb723a4e06ee38f8160
          • MD5 SHA1 SHA512 SSDEEP

          de.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\de.txt.tmp
          • Size 70KB
          • SHA256 8c4ac1e6926bd568046e9dbc9f20fc12234b2b6a2e6e9de7a026d8afa3933c19
          • MD5 SHA1 SHA512 SSDEEP

          el.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\el.txt.tmp
          • Size 76KB
          • SHA256 745c081244f6e386df5810b16d8a3023792338ef5c592f8327046cc7d0b052d1
          • MD5 SHA1 SHA512 SSDEEP

          en.ttt.tmp

          • Path C:\Program Files\7-Zip\Lang\en.ttt.tmp
          • Size 64KB
          • SHA256 dd70b0201695875b68dff77d83fd1431faf81f7989ce5287fbea6b95ab794b67
          • MD5 SHA1 SHA512 SSDEEP

          eu.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
          • Size 68KB
          • SHA256 b39e3f286dada1379805ec14eeb3def880a6cf626a84578d5bbf803c90a110af
          • MD5 SHA1 SHA512 SSDEEP

          fa.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
          • Size 74KB
          • SHA256 3abc1e0291c9819206200d1854f49f98fc18d571138edeed8f25314caa4dfcbb
          • MD5 SHA1 SHA512 SSDEEP

          fi.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fi.txt.tmp
          • Size 69KB
          • SHA256 2bb4d802cf8a7707c0b93aa53fc5fb5eb39d9a238296d8ed1a58b8798140728c
          • MD5 SHA1 SHA512 SSDEEP

          fr.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fr.txt.tmp
          • Size 70KB
          • SHA256 7e4704b7edd97fda1cd779eecacdeffc0b8ef5d7334c181f340ca371d7c80760
          • MD5 SHA1 SHA512 SSDEEP

          fur.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
          • Size 68KB
          • SHA256 e566cf0170a88773a26a34043ee815276bac6a552d6424ec27727f523a7c6c2b
          • MD5 SHA1 SHA512 SSDEEP

          fy.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fy.txt.tmp
          • Size 67KB
          • SHA256 aaeaccb5a13dab96dcdcdc480a79d18a484705806d35e6a078de5e8168ce130a
          • MD5 SHA1 SHA512 SSDEEP

          ga.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ga.txt.tmp
          • Size 68KB
          • SHA256 1b251419185ff14a0cd7959e461159a95bfa188b5bec651409b2416d530961ae
          • MD5 SHA1 SHA512 SSDEEP

          gl.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\gl.txt.tmp
          • Size 70KB
          • SHA256 2340c01563d89f5edd74a76329c78fc92cf28efc9cfa7fded18f09c15fb2bfeb
          • MD5 SHA1 SHA512 SSDEEP

          he.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
          • Size 71KB
          • SHA256 2d272a828658a9cc940b959be7ffdd5c506e5098ee2d020f76eb5a3bcba1b483
          • MD5 SHA1 SHA512 SSDEEP

          hu.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\hu.txt.tmp
          • Size 70KB
          • SHA256 4fb02b90c70d74d21f9920ca166ddb3d21f31b9586f8c1ad0697b0a4af772521
          • MD5 SHA1 SHA512 SSDEEP

          hy.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
          • Size 60KB
          • SHA256 072bfa5365a26996af2ca047178279624f711085e9a91b16689428bd0a9624d7
          • MD5 SHA1 SHA512 SSDEEP

          id.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\id.txt.tmp
          • Size 60KB
          • SHA256 3d49107bc9ce34fe0c3ddacca213b5511e31a2698748a3a17b93bd95933f5dc8
          • MD5 SHA1 SHA512 SSDEEP

          is.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\is.txt.tmp
          • Size 68KB
          • SHA256 242148a3df5dbd580838d69c4544da2b6784fe5285e5fb2d9142eef467a1cb3e
          • MD5 SHA1 SHA512 SSDEEP

          it.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\it.txt.tmp
          • Size 69KB
          • SHA256 3f2554525d5a71f15d29b3d026087c4a3a79461340991734a4a84f7c29370b7b
          • MD5 SHA1 SHA512 SSDEEP

          ka.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ka.txt.tmp
          • Size 77KB
          • SHA256 7e1c3951eb6e481ef35812d31165d7d876ed403f55501b50abb5945447fa3fc7
          • MD5 SHA1 SHA512 SSDEEP

          kab.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\kab.txt.tmp
          • Size 69KB
          • SHA256 d75ed12f28adbfe0af67abd7453860fdd97da3feaea34c33f63119cb9100b5df
          • MD5 SHA1 SHA512 SSDEEP

          ku.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
          • Size 65KB
          • SHA256 816092aa04e9b089e8b556544cb9687d268454666d4f0ca40d3c1a0c04c725d0
          • MD5 SHA1 SHA512 SSDEEP

          ky.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
          • Size 72KB
          • SHA256 699f6cf744169cb1ef1c10276fc4999503f31c19916171e4d699d648f38cfa89
          • MD5 SHA1 SHA512 SSDEEP

          lij.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\lij.txt.tmp
          • Size 68KB
          • SHA256 28c607ee57cd1bedac16e563101211e2100db7f0432b86b8d0ad7440147405d7
          • MD5 SHA1 SHA512 SSDEEP

          mn.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
          • Size 69KB
          • SHA256 a4cee1ad97226f7d40caf12643e124c90d6076998d348cece111ea898ffe14d2
          • MD5 SHA1 SHA512 SSDEEP

          mng.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
          • Size 80KB
          • SHA256 548911d11fdecd91ab42bdad2292596dc79a4fddc4a1a2334fb670ad9576a07a
          • MD5 SHA1 SHA512 SSDEEP

          mng2.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
          • Size 81KB
          • SHA256 75424c92cf85b1f6a54edd62ed00e19844b37b6ce655a49c3a141d8da6e24534
          • MD5 SHA1 SHA512 SSDEEP

          mr.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\mr.txt.tmp
          • Size 71KB
          • SHA256 3b62cb618fa7c952037a36eca41b3b49482bb307916c76b7c66b71b2576edf01
          • MD5 SHA1 SHA512 SSDEEP

          nb.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\nb.txt.tmp
          • Size 66KB
          • SHA256 80506c115165aff701fad4b534b866d8780a13f20b94c7dcaf61e1341afd13e0
          • MD5 SHA1 SHA512 SSDEEP

          ne.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ne.txt.tmp
          • Size 73KB
          • SHA256 5ca618dd4bd3eb7d5a151796ac59b143b8cbdde05f1257a24f9f63775f0435d0
          • MD5 SHA1 SHA512 SSDEEP

          pa-in.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\pa-in.txt.tmp
          • Size 75KB
          • SHA256 d8e1898e8e3219a61d17b2e7db3df839a39de627ebcc6921a2b6b6ab103a07aa
          • MD5 SHA1 SHA512 SSDEEP

          ps.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
          • Size 68KB
          • SHA256 486f1df6b97c3488e8916c4a1241cdb455a751330eb563f803abb99297688c1a
          • MD5 SHA1 SHA512 SSDEEP

          sa.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\sa.txt.tmp
          • Size 79KB
          • SHA256 4648de921e54d896a6e37e90c5417e7f87eeb2d09c56f4b609d8e1111d97ffcd
          • MD5 SHA1 SHA512 SSDEEP

          si.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\si.txt.tmp
          • Size 79KB
          • SHA256 cf86c1dc81cbaceb4f6d75647d79a3606a20067e61de04d283208b862b9073bf
          • MD5 SHA1 SHA512 SSDEEP

          descript.ion.tmp

          • Path C:\Program Files\7-Zip\descript.ion.tmp
          • Size 61KB
          • SHA256 d37c7c9d8e72e111a7ac80f01062ae7a3db5c6fb766554cc3dd022ceb564d6f8
          • MD5 SHA1 SHA512 SSDEEP

          mesa3d.md.tmp

          • Path C:\Program Files\Java\jdk-1.8\legal\jdk\mesa3d.md.tmp
          • Size 66KB
          • SHA256 e00f4f7e48f7bd1024580b88c90d4ed62b29a7fcb498fae165d88f6c1a1afd42
          • MD5 SHA1 SHA512 SSDEEP

          _MS.MSACCESS.16.1033.hxn.exe

          • Path C:\Users\Admin\AppData\Local\Temp\_MS.MSACCESS.16.1033.hxn.exe
          • Size 60KB
          • SHA256 dc9ec41e3d67dc764ce22acb00dcca4a34982ab8792ab5098be07d77e3811c81
          • MD5 SHA1 SHA512 SSDEEP

          Zombie.exe

          • Path C:\Windows\SysWOW64\Zombie.exe
          • Size 60KB
          • SHA256 fe873d3a8cfac6ce1033651b970a23cf7ce523e4d3a90f465c1e3d0caf13c8db
          • MD5 SHA1 SHA512 SSDEEP

          libsmartscreen.dll.exe

          • Path C:\libsmartscreen.dll.exe
          • Size 60KB
          • SHA256 a2c64bd38832baa341a8ad3d60d18ad38673ec25ecb18667d915df001be60d64
          • MD5 SHA1 SHA512 SSDEEP