Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 01:59

General

  • Target
    Infected - Copy.exe
  • Size 63KB
  • Sample240417-ces93aaf97
  • SHA256 a2f0e4af244f31133cf9a0d50e643e5989792a5b77af1284b94f91f68d318ea7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • asyncrat

Botnet
  • Default

C2
  • 127.0.0.1:23638

  • 147.185.221.19:23638

  • teen-modes.gl.at.ply.gg:23638

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Renames multiple (1274) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Infected - Copy.exe
    "C:\Users\Admin\AppData\Local\Temp\Infected - Copy.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1712

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        win32_LinkNoDrop32x32.gif

        • Path C:\Program Files\Java\jdk-1.8\jre\lib\images\cursors\win32_LinkNoDrop32x32.gif
        • Size 160B
        • SHA256 cb2da209446c1011f63f95b2e0c7efd91a056f3ca15b2e667455ad00c5923781
        • MD5 SHA1 SHA512

        COPYRIGHT

        • Path C:\Program Files\Java\jre-1.8\COPYRIGHT
        • Size 3KB
        • SHA256 c4a455986f992297d668f44e729d582ada5571ec4fe8e4e1fce13d2b1e6d05be
        • MD5 SHA1 SHA512

        LICENSE

        • Path C:\Program Files\Java\jre-1.8\LICENSE
        • Size 48B
        • SHA256 c820b57187e68896fd0cd59fbf3e002bfc137380c814cc0198821786db4beca7
        • MD5 SHA1 SHA512

        THIRDPARTYLICENSEREADME-JAVAFX.txt

        • Path C:\Program Files\Java\jre-1.8\THIRDPARTYLICENSEREADME-JAVAFX.txt
        • Size 192B
        • SHA256 ee4e21f70ea55bd076f4121d8ffdd2362ae099f825d2138e7544409b7e9cf765
        • MD5 SHA1 SHA512

        directshow.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\directshow.md
        • Size 1KB
        • SHA256 a811605be9331ade5b8905f0be5ae54b9c93f5a5b1f35a6a3cb74727a59c2212
        • MD5 SHA1 SHA512

        glib.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\glib.md
        • Size 31KB
        • SHA256 13cc20f82bb6a7d7b65d53c576d2e86cb27ef8fae1fc94eef288ad46ca2ded40
        • MD5 SHA1 SHA512 SSDEEP

        gstreamer.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\gstreamer.md
        • Size 34KB
        • SHA256 2418c584f7542a606c5b5bfd297e3b1ee861c7d56747418ecbb51fca6075503b
        • MD5 SHA1 SHA512 SSDEEP

        icu_web.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\icu_web.md
        • Size 23KB
        • SHA256 3f168fb7b34c88d94004c1e8add93dba4722e974fafe9f185702c81b078857b7
        • MD5 SHA1 SHA512 SSDEEP

        jpeg_fx.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\jpeg_fx.md
        • Size 2KB
        • SHA256 e4ef6277d01d1f2f3292f60ebe7ac64a34fe02ec0bc80c4675f2eb1805bcc853
        • MD5 SHA1 SHA512

        libxml2.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\libxml2.md
        • Size 3KB
        • SHA256 954b0e5dae89e1ed08b1a7dc6da9b291a41d467da9ff7cf2f3a721843368bb5a
        • MD5 SHA1 SHA512

        libxslt.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\libxslt.md
        • Size 2KB
        • SHA256 f73e9756160c9ea719f40d9307a251870bfacb484c6043be126a68cfa1b4a5e7
        • MD5 SHA1 SHA512

        mesa3d.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\mesa3d.md
        • Size 5KB
        • SHA256 b3c2605d322f8403d7b7a1d0f36b0ceaa736d10b7e63eff351a7a4c9b7716bfc
        • MD5 SHA1 SHA512 SSDEEP

        public_suffix.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\public_suffix.md
        • Size 17KB
        • SHA256 d014f7369d4e4199ca474892618d5004fe3aa0fd2e6d421103944d3afa97b43e
        • MD5 SHA1 SHA512 SSDEEP

        webkit.md

        • Path C:\Program Files\Java\jre-1.8\legal\javafx\webkit.md
        • Size 320KB
        • SHA256 1c1f5b77ea0b4de9407ef8346ac11f5eec404e85bd373bfd429d4e8351458e59
        • MD5 SHA1 SHA512 SSDEEP

        bcel.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\bcel.md
        • Size 10KB
        • SHA256 764b2d195c06396159f139d564a3da5bc50804a6f0f76787403902fd8196a164
        • MD5 SHA1 SHA512 SSDEEP

        colorimaging.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\colorimaging.md
        • Size 176B
        • SHA256 44c284727f3f267d4bf96aabf4001ec354cdbdb55407284a031faef85b4bf070
        • MD5 SHA1 SHA512

        cryptix.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\cryptix.md
        • Size 1KB
        • SHA256 13da17adc16d828812636eb473a69069682e2544528dd8a6405c1d4f52320deb
        • MD5 SHA1 SHA512

        dynalink.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\dynalink.md
        • Size 1KB
        • SHA256 94aeb4eb4e34325087a9e11cacf8ab7db2ed4ffc84fa4c63abf9467e87b0e213
        • MD5 SHA1 SHA512

        freebxml.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\freebxml.md
        • Size 2KB
        • SHA256 62b8e124f93dea4b0ddf9061298fab86609676c3b806070f5cfe1956c5cd7254
        • MD5 SHA1 SHA512

        icu.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\icu.md
        • Size 2KB
        • SHA256 73a7ffe7b6c0e8dc76a842fee9e806dde27aae6f78c289c5ea651cabfb8bf366
        • MD5 SHA1 SHA512

        joni.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\joni.md
        • Size 1KB
        • SHA256 7f5217a7e707ea61100b30d2280afc572f3eb608910045ee7deef9e4ade3f980
        • MD5 SHA1 SHA512

        jopt-simple.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\jopt-simple.md
        • Size 1KB
        • SHA256 168f07948a29bb746b5f1a81a14acd49dfdefb455efd2ad65c241a769c7496b1
        • MD5 SHA1 SHA512

        lcms.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\lcms.md
        • Size 2KB
        • SHA256 69e6c54f3940374f5cc1a1539712e2f7306849a641955bab5e1d6b88ac4ca846
        • MD5 SHA1 SHA512

        libpng.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\libpng.md
        • Size 6KB
        • SHA256 a354a5baa061165fa171e1f5414e4887568ff763234d4b55f7b16cd9c2047fd6
        • MD5 SHA1 SHA512 SSDEEP

        mesa3d.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\mesa3d.md
        • Size 5KB
        • SHA256 fec4df39d45932adebae229c6471f53e6b0304853330d361a7ba2393bd8bd577
        • MD5 SHA1 SHA512 SSDEEP

        pkcs11wrapper.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\pkcs11wrapper.md
        • Size 2KB
        • SHA256 aaa1f0091824a6ab877b677e40fd3b0690b2e9098a303b28d38b0b6f2621d70c
        • MD5 SHA1 SHA512

        relaxngcc.md.ا̘͜ل̬͓͖̘̜̀ͅف̹̙̖͈̣̀و̠͕͖̀ا̛̲ل̸̘̺ف̶̹و͚̖̗̙̝ض̨͇̮͓̠̠ͅى̹̗̯͡ض̢ى̳̬-aj219sj1Uain

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\relaxngcc.md.ا̘͜ل̬͓͖̘̜̀ͅف̹̙̖͈̣̀و̠͕͖̀ا̛̲ل̸̘̺ف̶̹و͚̖̗̙̝ض̨͇̮͓̠̠ͅى̹̗̯͡ض̢ى̳̬-aj219sj1Uain
        • Size 2KB
        • SHA256 cec64a2e3536277076ace7bbd0d0baa5aab93c4ee1a4c72bff35072900048543
        • MD5 SHA1 SHA512

        relaxngdatatype.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\relaxngdatatype.md
        • Size 1KB
        • SHA256 f26cf11208d73d855f0f40a00ef5bbd1afa37bdd0a396efd69cbb75ec0ce4c8f
        • MD5 SHA1 SHA512

        relaxngom.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\relaxngom.md
        • Size 1KB
        • SHA256 ff78cd731dc70aa75c47a9e0c5de2417fc8e7284aff73d2d0e0802db3dc15e07
        • MD5 SHA1 SHA512

        thaidict.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\thaidict.md
        • Size 1KB
        • SHA256 a7c32577240ce62879ad610032163aa3e060ac1d0e8fa3264ecac958ca6995f4
        • MD5 SHA1 SHA512

        unicode.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\unicode.md
        • Size 2KB
        • SHA256 51a4f21ea62da96266b06cdc07a8f94aa5bbf92f9896af55e77ecdbed7bcaca3
        • MD5 SHA1 SHA512

        xmlresolver.md

        • Path C:\Program Files\Java\jre-1.8\legal\jdk\xmlresolver.md
        • Size 11KB
        • SHA256 11f1fb1cd8e6cadb8d1dbc09f123bd440b9dce4177753c08cdd435639206a136
        • MD5 SHA1 SHA512 SSDEEP

        win32_CopyNoDrop32x32.gif

        • Path C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_CopyNoDrop32x32.gif
        • Size 160B
        • SHA256 fda2c11b05f4569913fdfe1932796d281c4f42a41d31452faf5664e2233e2833
        • MD5 SHA1 SHA512

        ClientSub2019_eula.txt

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub2019_eula.txt
        • Size 48B
        • SHA256 732e9300e655455d408f7cbaf931e1d0bd903891b9594e312722d0018bd0a717
        • MD5 SHA1 SHA512

        WacLangPack2019Eula.txt

        • Path C:\Program Files\Microsoft Office\root\Office16\1033\WacLangPack2019Eula.txt
        • Size 48B
        • SHA256 e6d85de28fff326cb4c1292a27a0ff8bc83664ec746990cfa3a9be2fc0a37497
        • MD5 SHA1 SHA512

        vlc.mo

        • Path C:\Program Files\VideoLAN\VLC\locale\da\LC_MESSAGES\vlc.mo
        • Size 584KB
        • SHA256 6a1398e049a0175fc5521996de1e9ceca02aaedc48471f7f194f22ef30ef2e3a
        • MD5 SHA1 SHA512 SSDEEP

        vlc.mo

        • Path C:\Program Files\VideoLAN\VLC\locale\el\LC_MESSAGES\vlc.mo
        • Size 831KB
        • SHA256 80dfec4558b1ef3d6617a1057705adea2e608bacb3b10f60f788a3cc5a25c90a
        • MD5 SHA1 SHA512 SSDEEP

        memory/1712-7-0x00007FFA6EFF0000-0x00007FFA6FAB1000-memory.dmp

        memory/1712-8-0x0000000001270000-0x0000000001280000-memory.dmp

        memory/1712-0-0x0000000000A50000-0x0000000000A66000-memory.dmp

        memory/1712-2-0x0000000001270000-0x0000000001280000-memory.dmp

        memory/1712-3-0x00007FFA8D3D0000-0x00007FFA8D5C5000-memory.dmp

        memory/1712-4-0x000000001D680000-0x000000001D6F6000-memory.dmp

        memory/1712-5-0x0000000001280000-0x00000000012B4000-memory.dmp

        memory/1712-6-0x0000000002C10000-0x0000000002C2E000-memory.dmp

        memory/1712-404-0x0000000001270000-0x0000000001280000-memory.dmp

        memory/1712-1-0x00007FFA6EFF0000-0x00007FFA6FAB1000-memory.dmp

        memory/1712-9-0x00007FFA8D3D0000-0x00007FFA8D5C5000-memory.dmp

        memory/1712-10-0x000000001EA30000-0x000000001EE38000-memory.dmp

        memory/1712-239-0x00000000375D0000-0x0000000037A9C000-memory.dmp

        memory/1712-3464-0x0000000001270000-0x0000000001280000-memory.dmp

        memory/1712-3463-0x0000000001270000-0x0000000001280000-memory.dmp

        memory/1712-262-0x000000001AF40000-0x000000001AF72000-memory.dmp

        memory/1712-403-0x0000000001270000-0x0000000001280000-memory.dmp