Analysis

  • max time kernel
    150s
  • max time network
    133s
  • 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, 04:28

General

  • Target
    f79af9fec2d265151e17e9b318c46de9532fa75ba6da4cc0d329e303208aeeb5.exe
  • Size 64KB
  • Sample241006-e311xsxape
  • SHA256 f79af9fec2d265151e17e9b318c46de9532fa75ba6da4cc0d329e303208aeeb5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Renames multiple (5226) 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
  • UPX packed file 61 IoCs

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

  • 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\f79af9fec2d265151e17e9b318c46de9532fa75ba6da4cc0d329e303208aeeb5.exe
    "C:\Users\Admin\AppData\Local\Temp\f79af9fec2d265151e17e9b318c46de9532fa75ba6da4cc0d329e303208aeeb5.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3908
    • C:\Users\Admin\AppData\Local\Temp\_SystemIndex.2.Crwl.exe
      "_SystemIndex.2.Crwl.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:4080
    • 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:4908
  • 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=4768,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=948 /prefetch:8
    1⤵
      PID:5104

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          desktop.ini.exe

          • Path C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.exe
          • Size 33KB
          • SHA256 4b6918f9d6dcc7c1c9fbe9baba54889721fcbc4ba50e6d66a5adcb4a5d4fbd02
          • MD5 SHA1 SHA512 SSDEEP

          desktop.ini.exe.tmp

          • Path C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.exe.tmp
          • Size 65KB
          • SHA256 4514af4187bc7b99f7c754198f4f9d568ace6b53dd1153d0f739fa75b5421e04
          • MD5 SHA1 SHA512 SSDEEP

          7-zip.chm.tmp

          • Path C:\Program Files\7-Zip\7-zip.chm.tmp
          • Size 145KB
          • SHA256 dddf38ccc45bb116c440034a57863de90ca0d7a82f0cef5827ef7789066706ca
          • MD5 SHA1 SHA512 SSDEEP

          7-zip.dll.tmp

          • Path C:\Program Files\7-Zip\7-zip.dll.tmp
          • Size 131KB
          • SHA256 538c75791daa8998b3a441bfe5896d2704e95e611e7ae0f424b4848f88d5989d
          • MD5 SHA1 SHA512 SSDEEP

          7z.dll.tmp

          • Path C:\Program Files\7-Zip\7z.dll.tmp
          • Size 1.1MB
          • SHA256 a90e0c001b4a47d52bec22ca2f0fa64c3d6ae8f9a3c3a572b3e885e5614d882a
          • MD5 SHA1 SHA512 SSDEEP

          7z.dll.tmp

          • Path C:\Program Files\7-Zip\7z.dll.tmp
          • Size 1.8MB
          • SHA256 a985ce6b5033a292baf4f7d87e9704bfe4e1f34c95717842d0a47fbfa6f5cdb0
          • MD5 SHA1 SHA512 SSDEEP

          7z.exe.tmp

          • Path C:\Program Files\7-Zip\7z.exe.tmp
          • Size 576KB
          • SHA256 177eabc698761e1fcad853ce295abb27a63de4d056de2dda13942d995714dd04
          • MD5 SHA1 SHA512 SSDEEP

          7zCon.sfx.tmp

          • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
          • Size 221KB
          • SHA256 0bd2ea5c62ac18dcf65769a6e02c16aa8b854d8dbfa868417428579ac3f89965
          • MD5 SHA1 SHA512 SSDEEP

          7zCon.sfx.tmp

          • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
          • Size 221KB
          • SHA256 2cdd9e1f513d570988d97610216e304cb498526058730b5d46d3f720be013a39
          • MD5 SHA1 SHA512 SSDEEP

          7zFM.exe.tmp

          • Path C:\Program Files\7-Zip\7zFM.exe.tmp
          • Size 963KB
          • SHA256 ce9cf8f3229640320f6fedd6c0bf102b5ee7c8e9d71a9222bf7fb33183e9dbc1
          • MD5 SHA1 SHA512 SSDEEP

          7zG.exe.tmp

          • Path C:\Program Files\7-Zip\7zG.exe.tmp
          • Size 716KB
          • SHA256 31f141c1de292061b8ad67af49047a8d18d869312fc60ff1882353f470b8a375
          • MD5 SHA1 SHA512 SSDEEP

          History.txt.tmp

          • Path C:\Program Files\7-Zip\History.txt.tmp
          • Size 88KB
          • SHA256 e011099403795406456bbe75d94f5e2398fee50088da860d2d6623ed2f54623e
          • MD5 SHA1 SHA512 SSDEEP

          History.txt.tmp

          • Path C:\Program Files\7-Zip\History.txt.tmp
          • Size 89KB
          • SHA256 25571701462cf987fe0b6e1ce8812d3662bcacd62e572dccab7ba95cdd40ec0e
          • MD5 SHA1 SHA512 SSDEEP

          af.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\af.txt.tmp
          • Size 41KB
          • SHA256 825fd69d2d1e633f4a6aec125bc559bac816c2cd133d56ec16837bfacd741e26
          • MD5 SHA1 SHA512 SSDEEP

          ar.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ar.txt.tmp
          • Size 45KB
          • SHA256 676ac21d322f0740b10d86bf4e8397fb584c286d69680ac323c3801c27de77c5
          • MD5 SHA1 SHA512 SSDEEP

          ba.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ba.txt.tmp
          • Size 43KB
          • SHA256 97eb15a3b2a3fe1edf99c93c9a66ea53eaec256613200ac26a5da93440850dad
          • MD5 SHA1 SHA512 SSDEEP

          be.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\be.txt.tmp
          • Size 44KB
          • SHA256 199a34776bdc98ff70b077a8a72a2b159f21d05740087194a8888c1ca43afa98
          • MD5 SHA1 SHA512 SSDEEP

          bg.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\bg.txt.tmp
          • Size 45KB
          • SHA256 f315a875d4b18f5c67738487e5e0e77e595c9e19843e41cb11285a05ff23a787
          • MD5 SHA1 SHA512 SSDEEP

          bn.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
          • Size 47KB
          • SHA256 324adff192c125a056a690a3fab09b9b2910101ecf5a8b88733f56af72545f08
          • MD5 SHA1 SHA512 SSDEEP

          br.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\br.txt.tmp
          • Size 38KB
          • SHA256 9580c1c3905703d8df857a2211a21c1b344014c6f5ec17309d83ee675cb2d8aa
          • MD5 SHA1 SHA512 SSDEEP

          ca.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ca.txt.tmp
          • Size 41KB
          • SHA256 95e2ce9185cc9e0ed60640d53ce4c0175afb33dd2e865e9e248ede8592b21bd7
          • MD5 SHA1 SHA512 SSDEEP

          co.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\co.txt.tmp
          • Size 32KB
          • SHA256 85997b5cff0aaf32400e0cf264a45aa55d37216f8b70798c9abafdebaf438754
          • MD5 SHA1 SHA512 SSDEEP

          da.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
          • Size 40KB
          • SHA256 0f9287436c1b29cbb39a5e711844539e6eef90b7329bfaf322fcd13c32e84ac9
          • MD5 SHA1 SHA512 SSDEEP

          el.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\el.txt.tmp
          • Size 49KB
          • SHA256 3dc080d1bc9963307a33935fb714e8d51103a957fe3f6e28aecde3a67f8445ea
          • MD5 SHA1 SHA512 SSDEEP

          en.ttt.tmp

          • Path C:\Program Files\7-Zip\Lang\en.ttt.tmp
          • Size 40KB
          • SHA256 f1524501fd94f0e01d176ce9f00054793a4d2c0ab39a46dfc4e16b5f4805cde1
          • MD5 SHA1 SHA512 SSDEEP

          eo.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\eo.txt.tmp
          • Size 37KB
          • SHA256 d8c3e853ec35b713a5541d1e1eda4e21c616c9efffb6b71377448b54cc3e9aa8
          • MD5 SHA1 SHA512 SSDEEP

          et.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\et.txt.tmp
          • Size 39KB
          • SHA256 b0ad621623a2b4638ff4af8456e0183ce35c2f8a1eb22ed89a43f8bd80bdd903
          • MD5 SHA1 SHA512 SSDEEP

          ext.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ext.txt.tmp
          • Size 39KB
          • SHA256 f6cbda5cb56fc91a84bce32a337b3fbf8fa212990804e73d2caa0b48a713c278
          • MD5 SHA1 SHA512 SSDEEP

          fa.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
          • Size 45KB
          • SHA256 78bdca78b15e7e2e79a804395687b289d7db5f42849b918b1824491333cdd51d
          • MD5 SHA1 SHA512 SSDEEP

          fi.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fi.txt.tmp
          • Size 40KB
          • SHA256 8287d5741595eb84af66666e7b8ea8170f7d154fc7202495babd45f417ea4ea3
          • MD5 SHA1 SHA512 SSDEEP

          fr.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fr.txt.tmp
          • Size 42KB
          • SHA256 b9337fea40dac2a3ca4525d27a4b09fb49c70e902c6a57126f80df67230ec575
          • MD5 SHA1 SHA512 SSDEEP

          fur.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
          • Size 20KB
          • SHA256 eaf9b4373521c26784326a771bd7e512269faf73022761387328e8cad77fa26e
          • MD5 SHA1 SHA512 SSDEEP

          fur.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
          • Size 40KB
          • SHA256 05c2daf9de98ead3c4707ad8a7a37d80d63ac8d950543f2a180f67c614d853f5
          • MD5 SHA1 SHA512 SSDEEP

          gu.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\gu.txt.tmp
          • Size 50KB
          • SHA256 06c58eac11fd24ec34b97210268cfdbfacd5a62ed6f7270deb090303f69f8b6c
          • MD5 SHA1 SHA512 SSDEEP

          he.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
          • Size 43KB
          • SHA256 f93a82e8e8e2fc7e43158b3c25bc48f882b151c25a37d8752be0085b485531ca
          • MD5 SHA1 SHA512 SSDEEP

          hi.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\hi.txt.tmp
          • Size 50KB
          • SHA256 65af3a4a402edaf7247b2560871e09c9fd3661753091058715e610817d7af83e
          • MD5 SHA1 SHA512 SSDEEP

          hr.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\hr.txt.tmp
          • Size 41KB
          • SHA256 5e005fade0cfd638b8bede32f10a25656d7469dd3a193951c2f8aac355873497
          • MD5 SHA1 SHA512 SSDEEP

          hy.txt.exe

          • Path C:\Program Files\7-Zip\Lang\hy.txt.exe
          • Size 46KB
          • SHA256 6336d7382fa33301373e84a810951a66d5da10d8f6ed029d0cac1a704731d250
          • MD5 SHA1 SHA512 SSDEEP

          id.txt.exe

          • Path C:\Program Files\7-Zip\Lang\id.txt.exe
          • Size 41KB
          • SHA256 713ab0f942f9103a6b0549e2aad350f3cafeedaad435b332e67a87df0302d8d4
          • MD5 SHA1 SHA512 SSDEEP

          io.txt.exe

          • Path C:\Program Files\7-Zip\Lang\io.txt.exe
          • Size 42KB
          • SHA256 d2c5e90032d231261eeba7b302b0050354c85e7aed313edacd1dd614f8d196b0
          • MD5 SHA1 SHA512 SSDEEP

          ku.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
          • Size 38KB
          • SHA256 a27506e6c0c980c96d689f50d3b6ad07a41665cc0aae681c488d9e9cef7cff9a
          • MD5 SHA1 SHA512 SSDEEP

          ky.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
          • Size 44KB
          • SHA256 b590702bc456d02c4800e7504a35205a07dc7042830f8288a0fdfed3c1a9ed55
          • MD5 SHA1 SHA512 SSDEEP

          lij.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\lij.txt.tmp
          • Size 40KB
          • SHA256 9ae2300455fba9e166a26895655b9bccc5cdb51201dcdfcd697d3b6b3bed0768
          • MD5 SHA1 SHA512 SSDEEP

          lt.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\lt.txt.tmp
          • Size 42KB
          • SHA256 bd16250b11fdb1554d8baac732ec37a89faa71434e742cbf6a6c0ff41f02e17f
          • MD5 SHA1 SHA512 SSDEEP

          mn.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
          • Size 40KB
          • SHA256 6e6c4932020b82ec407ab515bfc719205e4e39a23c23be6cf6ee2c631a510164
          • MD5 SHA1 SHA512 SSDEEP

          mng.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
          • Size 52KB
          • SHA256 01c794b76383aeaff3c4772938f314dfbd6391f75cc673b940331e9e04c7b4d9
          • MD5 SHA1 SHA512 SSDEEP

          mng2.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
          • Size 53KB
          • SHA256 4cefe0373d8d1785f65c729f1761216dc6f2e5ab0c5d58e80d4f799fba6f0e57
          • MD5 SHA1 SHA512 SSDEEP

          ms.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ms.txt.tmp
          • Size 37KB
          • SHA256 d352a1b46396bffad9d803a18c86dfdb437a0dd69568088021e89e231183a347
          • MD5 SHA1 SHA512 SSDEEP

          nb.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\nb.txt.tmp
          • Size 37KB
          • SHA256 4019d3ad36cc71221c8280bad25bf18cc53f5a1bcc3cb6fd712879d3d406a36a
          • MD5 SHA1 SHA512 SSDEEP

          ne.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ne.txt.tmp
          • Size 45KB
          • SHA256 18c89490dd7839fb79c8eee2a80517847d113cdf5347981a42710fcceba46a42
          • MD5 SHA1 SHA512 SSDEEP

          pl.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\pl.txt.tmp
          • Size 42KB
          • SHA256 19d33fe8fc1c0c6c705ef865b79ccbcf7418c380ed4439b612943beab85925ba
          • MD5 SHA1 SHA512 SSDEEP

          ps.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
          • Size 41KB
          • SHA256 7cf7ce9e78fe2349a3016cf1ba26b9b8fa8eabf011467d6030c5c16ea0015ece
          • MD5 SHA1 SHA512 SSDEEP

          ro.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ro.txt.tmp
          • Size 40KB
          • SHA256 576d9bf3b5c05b6c0957cf71a6f9b1314f397fbc19a26e27e2bde735f62e2e6d
          • MD5 SHA1 SHA512 SSDEEP

          ru.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\ru.txt.tmp
          • Size 31KB
          • SHA256 4901cd8ece715a133b5c9176f4dc6d576efd76b4e44f45fe83715bfae12b23cd
          • MD5 SHA1 SHA512 SSDEEP

          sa.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\sa.txt.tmp
          • Size 51KB
          • SHA256 4a4c3cf4eb0478bdd537c37047490c814d67babc147371d46cbd85640546bea2
          • MD5 SHA1 SHA512 SSDEEP

          sk.txt.tmp

          • Path C:\Program Files\7-Zip\Lang\sk.txt.tmp
          • Size 41KB
          • SHA256 ffff8088848e364d7dd946d1e5dc4df7576df5e0087d3f45d81a83c5c0ee627a
          • MD5 SHA1 SHA512 SSDEEP

          System.Diagnostics.Debug.dll.tmp

          • Path C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Diagnostics.Debug.dll.tmp
          • Size 48KB
          • SHA256 18e1b8ab2ce1cdff67021652909f3176dc5c1825778e70d3f30ed5a5ccbec250
          • MD5 SHA1 SHA512 SSDEEP

          _SystemIndex.2.Crwl.exe

          • Path C:\Users\Admin\AppData\Local\Temp\_SystemIndex.2.Crwl.exe
          • Size 32KB
          • SHA256 ec4223de9677ea14a56b2bd5184585eb74552e4b7fa13418b4d9b5338bbab893
          • MD5 SHA1 SHA512 SSDEEP

          Zombie.exe

          • Path C:\Windows\SysWOW64\Zombie.exe
          • Size 31KB
          • SHA256 0cf5443f1e8035049462f4d154da94eb5b43c1f14effcd6577a5a8ecab68e8f9
          • MD5 SHA1 SHA512 SSDEEP

          memory/3908-0-0x0000000000400000-0x000000000040A000-memory.dmp

          memory/3908-1149-0x0000000000400000-0x000000000040A000-memory.dmp