Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 13:43

General

  • Target

    e5a1c5c59cecd2615d91136aaac4759368a02ecee5011047d81ae15bc585a18a.exe

  • Size

    7.2MB

  • MD5

    a376410bcb46eaf4b613d84a9c0ddd21

  • SHA1

    ded178302cba67292da8da86e2d915f6918573eb

  • SHA256

    e5a1c5c59cecd2615d91136aaac4759368a02ecee5011047d81ae15bc585a18a

  • SHA512

    e94fd2ef980d0e3fdf7ae1254fdb044d9a5f22bb999a1179842511907e3307b61b2ee1e9ec7e2fe2410efcd0b711ded46227ab2085a939f42aaa72d98e4329da

  • SSDEEP

    196608:sxm56Uu8mvAF2l3qqRHw/djqMJueNbMvn+pXnhH5RCLK5Ehezj:lul8A3nHwljqMksY/4p5RC25qezj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 1 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\e5a1c5c59cecd2615d91136aaac4759368a02ecee5011047d81ae15bc585a18a.exe
    "C:\Users\Admin\AppData\Local\Temp\e5a1c5c59cecd2615d91136aaac4759368a02ecee5011047d81ae15bc585a18a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Users\Admin\AppData\Local\Temp\is-9LUGJ.tmp\e5a1c5c59cecd2615d91136aaac4759368a02ecee5011047d81ae15bc585a18a.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-9LUGJ.tmp\e5a1c5c59cecd2615d91136aaac4759368a02ecee5011047d81ae15bc585a18a.tmp" /SL5="$9005E,7260641,121856,C:\Users\Admin\AppData\Local\Temp\e5a1c5c59cecd2615d91136aaac4759368a02ecee5011047d81ae15bc585a18a.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3740
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2996
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4984
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:884
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:1608
          • C:\Program Files (x86)\numGIF\numgif.exe
            "C:\Program Files (x86)\numGIF\numgif.exe" -s
            3⤵
            • Executes dropped EXE
            PID:1908

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        1.2MB

        MD5

        c0fc34bcc178114e68f06990b599338e

        SHA1

        b13314291c86b648dc2c9cd9143a8b79effc6d1a

        SHA256

        b9d6ba6eb9d2522ea5c8b69a55fb4ff06f87f5f249618e37bf5be2ece6029da0

        SHA512

        c4c35965fd9570fb0fbedf427e04a3394d7cac584131c92b95e7747fbc0db162f239e73a5a3f1e60f8c4aee9408a8cd3011f8816ffb1b9c8bfb1f74e6ac1dfc8

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        1.4MB

        MD5

        244c4ddb422b7fab3bcd80288286cefb

        SHA1

        a14106874ec9344eaabfa5f07ffd89adf19b870d

        SHA256

        fb9065cfc77014dccb3c0a4c35a2623049b2fd51ad05c8f10e1a904f55f11d44

        SHA512

        16c3fc1964dcedd91065e91654997c839e84ada6939eab1a09b4b62d91cf3ffbde70cb9818982a60de2f4fbb4ec2da7a2eea2e359040db838aca9c713184303c

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        2.1MB

        MD5

        f8e06bb22fdacad6175b636831c9f0a3

        SHA1

        7d55cec8b4bb1123428ae94809ef20262cf52c3b

        SHA256

        9294cac00ce92d95d40c031605c5b00ba32c6e9c702df8306f17e3a6ab5d283b

        SHA512

        2903858ad444a74f4bcb2daabe29e314325362fb932fd1a3e2e2b95f8fa8fad9dcbba1b6e66a6b979b0fa3117c7369045ab0db44604089d1a8022c60e5fc0d3a

      • C:\Users\Admin\AppData\Local\Temp\is-9LUGJ.tmp\e5a1c5c59cecd2615d91136aaac4759368a02ecee5011047d81ae15bc585a18a.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-HE3AJ.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-HE3AJ.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1908-157-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-160-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-200-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-196-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-193-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-206-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-183-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-190-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-187-0x0000000000920000-0x00000000009BE000-memory.dmp

        Filesize

        632KB

      • memory/1908-203-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-186-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-164-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-165-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-168-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-171-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-174-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/1908-178-0x0000000000920000-0x00000000009BE000-memory.dmp

        Filesize

        632KB

      • memory/1908-177-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/3740-161-0x0000000002340000-0x0000000002341000-memory.dmp

        Filesize

        4KB

      • memory/3740-159-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3740-9-0x0000000002340000-0x0000000002341000-memory.dmp

        Filesize

        4KB

      • memory/4976-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4976-158-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4984-154-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4984-153-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4984-151-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4984-150-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB