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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 05:21

General

  • Target

    2f187feedac516b31c92b8d77dd953d1b578e28ad4f002e74e8e08e429005b6e.exe

  • Size

    7.5MB

  • MD5

    1fcb83bc51072bdf5d44e98040c90ff1

  • SHA1

    3caead97894b5c0659d4716248cc6a790e047583

  • SHA256

    2f187feedac516b31c92b8d77dd953d1b578e28ad4f002e74e8e08e429005b6e

  • SHA512

    fa6bab6fd9d656a6e5ca8374f63f4469e4dab33f8eae194c68e2cacb3609e24b6c1a22f7985c59d9370086067ec0eebe320be7fbeb067f017376efb813e7cdd7

  • SSDEEP

    196608:Sxm5pdjKrx2jJWp2i2UBD8xtgoLCdu8PLdFXIbxaT7GZDKRnRzj:hdeAdWEiHAx3ePLdMxsyZDCRzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 3 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 63 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2f187feedac516b31c92b8d77dd953d1b578e28ad4f002e74e8e08e429005b6e.exe
    "C:\Users\Admin\AppData\Local\Temp\2f187feedac516b31c92b8d77dd953d1b578e28ad4f002e74e8e08e429005b6e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5092
    • C:\Users\Admin\AppData\Local\Temp\is-OESLT.tmp\2f187feedac516b31c92b8d77dd953d1b578e28ad4f002e74e8e08e429005b6e.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-OESLT.tmp\2f187feedac516b31c92b8d77dd953d1b578e28ad4f002e74e8e08e429005b6e.tmp" /SL5="$50066,7637873,121856,C:\Users\Admin\AppData\Local\Temp\2f187feedac516b31c92b8d77dd953d1b578e28ad4f002e74e8e08e429005b6e.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1796
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1056
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1444
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
          3⤵
          • Executes dropped EXE
          PID:336
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2248
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:1064

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\GIFMount\gifmon.exe

        Filesize

        1015KB

        MD5

        4e98f8725ab13e4db033beb7d268284e

        SHA1

        9127e159aaf434d16af9ce95608b31b47aed2233

        SHA256

        451f82d7cd15be39708753f248ac04b4a2bbef2dbf29efe3498b3228d0bf1491

        SHA512

        82f671cca5d56f18b5b976c0c0f4d3f80bab4e766305ef8b601d9d75298ac18ff27addcc9ed772a7cfc2221b9a2e81fabc909391d87d12af1b8bb4e87d4dda25

      • C:\Program Files (x86)\GIFMount\gifmon.exe

        Filesize

        1.2MB

        MD5

        12d2ca00af6f6465daa81d72471e94bf

        SHA1

        14fb35f1ea3baa8f6c407f0d0519a7aacc2aee15

        SHA256

        69963936ddad8e36aaf8778be474f14eb35eb5baf5f3e89c80453fdd6882f40c

        SHA512

        d9430d4247a3ef15ff29d89b0f5c7100cc832d306dfc1c20045b61baa59ff9ccf9e29f4217abf6533696bfadc86bab450da3c705ef1254eff5b728d4715b4647

      • C:\Program Files (x86)\GIFMount\gifmon.exe

        Filesize

        204KB

        MD5

        c30e1faf162ab1cf49ec8404b744459e

        SHA1

        8e94d77256a5d2796047794bd372ad8aa825ac7a

        SHA256

        0c8a453220106dfa20b1a6c0e0b8d690d566ae78589aa2ca855a46762b084482

        SHA512

        8d3a511848df3cb5c010eaa2e79438837e0f17eeba8a303d1430f7c1255da5eb7311c66aecb5ce925ae76acceef29209f90b438b23a89387e5eb8e07f0d2a4df

      • C:\Users\Admin\AppData\Local\Temp\is-55P13.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-55P13.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-OESLT.tmp\2f187feedac516b31c92b8d77dd953d1b578e28ad4f002e74e8e08e429005b6e.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/336-195-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-207-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-201-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-159-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-157-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-192-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-204-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-180-0x00000000008B0000-0x000000000094E000-memory.dmp

        Filesize

        632KB

      • memory/336-198-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-189-0x00000000008B0000-0x000000000094E000-memory.dmp

        Filesize

        632KB

      • memory/336-188-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-162-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-185-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-166-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-167-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-170-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-173-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-176-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/336-179-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/1444-151-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/1444-154-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/1444-155-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/1444-152-0x0000000000400000-0x0000000000669000-memory.dmp

        Filesize

        2.4MB

      • memory/1796-163-0x00000000021F0000-0x00000000021F1000-memory.dmp

        Filesize

        4KB

      • memory/1796-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/1796-7-0x00000000021F0000-0x00000000021F1000-memory.dmp

        Filesize

        4KB

      • memory/5092-160-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/5092-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/5092-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB