Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-1703_x64
  • resource
    win10-20231129-en
  • resource tags

    arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12/12/2023, 13:19

General

  • Target

    2ab61ac72b0e105f2a4044721a095e209329d1acfb626618d416002f35bee382.exe

  • Size

    7.2MB

  • MD5

    088a4b83127594fc8e98a050250dcaa9

  • SHA1

    282c74f4308baf564e4c57eabf989e7bcd5bc2f3

  • SHA256

    2ab61ac72b0e105f2a4044721a095e209329d1acfb626618d416002f35bee382

  • SHA512

    2f9bfc19a9dbb3cd48efb2b51c6cb1d773322017d43642dd2eb491a7049490e18fdfda23060391376dc67928752878b0138134c4db60fa32e55f2808be49020f

  • SSDEEP

    196608:/xm5EEwkzysVKr9L3VLEQtNO8LakngzHEGWzj:jkzYr97tEeXqjEFzj

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\2ab61ac72b0e105f2a4044721a095e209329d1acfb626618d416002f35bee382.exe
    "C:\Users\Admin\AppData\Local\Temp\2ab61ac72b0e105f2a4044721a095e209329d1acfb626618d416002f35bee382.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3940
    • C:\Users\Admin\AppData\Local\Temp\is-UO6VO.tmp\2ab61ac72b0e105f2a4044721a095e209329d1acfb626618d416002f35bee382.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-UO6VO.tmp\2ab61ac72b0e105f2a4044721a095e209329d1acfb626618d416002f35bee382.tmp" /SL5="$501EA,7250593,121856,C:\Users\Admin\AppData\Local\Temp\2ab61ac72b0e105f2a4044721a095e209329d1acfb626618d416002f35bee382.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2748
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4536
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3196
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1432
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4328
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:2432

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              2.0MB

              MD5

              3455c0edcbdf9a517a1a07e575aec3ae

              SHA1

              77c046e50d6d2cadc7a212cbe83de2c5bfb562b5

              SHA256

              9648053101d8d030fc8818df722578203d536113e286d4f39a6d26d91ec54466

              SHA512

              5d875cc8b03cca5041346ed62c9c80b5053f334706986f80878907f71ab8aef25a3090b831144a6d45c1fc23cffada5ee795a8a79fe5d5f7d94d15751faca0bf

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

              Filesize

              2.1MB

              MD5

              ec000a50cc880a53e598028d23e12ba0

              SHA1

              38d75cc013e019b3a1779bcce3bb852c9b8b6334

              SHA256

              3442eca1f93aaf1df01fdc64229e113161fa9de85c21cdc76d831fd530a11589

              SHA512

              dd483c719c7eced6de04143ef04542cadd7b6a82f6a3571a28cea40f946c089e2beed5b408744341b4f03ee0f3e04e73e95469fbdb47d9647995363168e73171

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

              Filesize

              1.8MB

              MD5

              e7752c49f2959cc4f6202abac5ddb9f4

              SHA1

              3183f9949f4ad3b3cc495f7b447d9e62d9314805

              SHA256

              8351459769304bcfc0f6f94aa89918bbd2868547d6b65fb5c1b177551aeb368e

              SHA512

              43b6e1b9cdb6f8047e7cb385cbb194b6a1b97253ad19735164b7f99ac22159bdf5c7b1dafd8067b54dd661be19e46ac7932a068e5f26c1d9b3fa40aab009b696

            • C:\Users\Admin\AppData\Local\Temp\is-UO6VO.tmp\2ab61ac72b0e105f2a4044721a095e209329d1acfb626618d416002f35bee382.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • \Users\Admin\AppData\Local\Temp\is-T4N7C.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • \Users\Admin\AppData\Local\Temp\is-T4N7C.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/1432-180-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-189-0x0000000000950000-0x00000000009EE000-memory.dmp

              Filesize

              632KB

            • memory/1432-207-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-204-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-201-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-198-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-195-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-158-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-192-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-188-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-161-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-185-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-165-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-166-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-169-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-172-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-175-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/1432-178-0x0000000000950000-0x00000000009EE000-memory.dmp

              Filesize

              632KB

            • memory/1432-182-0x0000000000950000-0x00000000009EE000-memory.dmp

              Filesize

              632KB

            • memory/2748-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/2748-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/2748-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/3196-154-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/3196-155-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/3196-152-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/3196-151-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/3940-0-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/3940-159-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/3940-2-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB