Analysis

  • max time kernel
    146s
  • max time network
    150s
  • 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 10:09

General

  • Target

    7c0058bc212f6bfbee87890f79b288287ebe472b09b18235824a1a18f8aeeaab.exe

  • Size

    7.1MB

  • MD5

    2f16371b04734ba773419662d65a3e87

  • SHA1

    83a62e5abfa61c6000f63421e5aaf11a411fa75e

  • SHA256

    7c0058bc212f6bfbee87890f79b288287ebe472b09b18235824a1a18f8aeeaab

  • SHA512

    eba525774e5add888b33a435e6c72d38f1c22154e37ee2d75a8325195068ce367869f48a68b3b9355f9d08d242ef83bd0df1d7aa35446cf6a75020fc8d94e5bf

  • SSDEEP

    196608:Cxm5m2yHfwP0h/7dxWXPGp21/saElzqrQ0POIbxwbRTL+KOzj:Ny3hjO/Gp2xsHNp0PSVTL+KOzj

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\7c0058bc212f6bfbee87890f79b288287ebe472b09b18235824a1a18f8aeeaab.exe
    "C:\Users\Admin\AppData\Local\Temp\7c0058bc212f6bfbee87890f79b288287ebe472b09b18235824a1a18f8aeeaab.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\is-JMP00.tmp\7c0058bc212f6bfbee87890f79b288287ebe472b09b18235824a1a18f8aeeaab.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-JMP00.tmp\7c0058bc212f6bfbee87890f79b288287ebe472b09b18235824a1a18f8aeeaab.tmp" /SL5="$801D2,7217287,121856,C:\Users\Admin\AppData\Local\Temp\7c0058bc212f6bfbee87890f79b288287ebe472b09b18235824a1a18f8aeeaab.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2536
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3224
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1920
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1076
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3396
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:2500

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2.1MB

        MD5

        9e92d16eb09ab574ffa687f9e19b6780

        SHA1

        af4584e4d3e411b0f79f097345f55cd7f52f2b34

        SHA256

        c2e6d2fb0d79efef81cbe97bcb8b5fb31e5a629c97e133766cafa6b4e88f6175

        SHA512

        b5160917e9a19bcdde3b6f0e8fd66e51b40b75ea149502cff70070e9a0cdaa1fc87bc4402c917221fca9f65ac91b21048f37593a83330a1182eb21cbf8cb7eb7

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

        Filesize

        1.9MB

        MD5

        95d6a91f437fc7740f0b28ff6601864b

        SHA1

        942a4f66752dee36f3b269c452418843cc2373d1

        SHA256

        92955974c6e233ea9e89e098ff0cb3ec683c433d8b0177cc7c2305125b625adb

        SHA512

        d6cf2059e4d5bfd2b9d1ff3b7c5ae74dccaceb9cc8415d07c768742fb2e0ed0c10780dc1f1a5b33e093352d244eb8a7bce8c1506435adabf5c4e65647b034565

      • C:\Users\Admin\AppData\Local\Temp\is-GBH76.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-GBH76.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-JMP00.tmp\7c0058bc212f6bfbee87890f79b288287ebe472b09b18235824a1a18f8aeeaab.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/1076-182-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/1076-189-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/1076-207-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-204-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-201-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-198-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-195-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-158-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-192-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-188-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-161-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-185-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-165-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-166-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-169-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-172-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-175-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1076-178-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/1076-179-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1920-151-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1920-155-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1920-154-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1920-152-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/2384-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/2384-159-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/2384-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/2536-162-0x0000000000670000-0x0000000000671000-memory.dmp

        Filesize

        4KB

      • memory/2536-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2536-10-0x0000000000670000-0x0000000000671000-memory.dmp

        Filesize

        4KB