Analysis

  • max time kernel
    143s
  • max time network
    130s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12/12/2023, 10:59

General

  • Target

    96cc6cca6a2541932ccf01b6998d359998bf3d0d28c10ef237fb1b533ddfc777.exe

  • Size

    7.2MB

  • MD5

    f8373b66e7263af6c43d79585fce7abb

  • SHA1

    19ab5f161db492ae7e0c85a7ae092e8fdc80b763

  • SHA256

    96cc6cca6a2541932ccf01b6998d359998bf3d0d28c10ef237fb1b533ddfc777

  • SHA512

    c8e31237400a549598bf5354018e6619df3390cbc61240325b65936808017f5ede78b4456ffc464e228c7ed0696a3f2c311261da44ee7a2d79ad8d6bff7ee7a4

  • SSDEEP

    196608:Jxm5EEwkzysVKr9L3VLEQtNO8LakngzHEGWzj:JkzYr97tEeXqjEFzj

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\96cc6cca6a2541932ccf01b6998d359998bf3d0d28c10ef237fb1b533ddfc777.exe
    "C:\Users\Admin\AppData\Local\Temp\96cc6cca6a2541932ccf01b6998d359998bf3d0d28c10ef237fb1b533ddfc777.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3596
    • C:\Users\Admin\AppData\Local\Temp\is-CMA8U.tmp\96cc6cca6a2541932ccf01b6998d359998bf3d0d28c10ef237fb1b533ddfc777.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-CMA8U.tmp\96cc6cca6a2541932ccf01b6998d359998bf3d0d28c10ef237fb1b533ddfc777.tmp" /SL5="$50226,7250593,121856,C:\Users\Admin\AppData\Local\Temp\96cc6cca6a2541932ccf01b6998d359998bf3d0d28c10ef237fb1b533ddfc777.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4416
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3432
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4452
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:212
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3136
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:2332

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              1.2MB

              MD5

              c38e231a41196be1b4efe434f80528d9

              SHA1

              b427ec44eb3407562c8f4a01355622803f4e6b1b

              SHA256

              3cd6f89b68165835cb1c89a97da0a9e7a6da1ca5cc4f3cf75582c4165e508ac4

              SHA512

              0773fc1f03a97130d94305d829ab9964ff7a30698a6638d83f46f70e36bcf17f1ffb5e3282f607e014fd4fc49087af7b3d5d1e587df076f70279e9243db399b2

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

              Filesize

              816KB

              MD5

              4c1e6d29e5924ca27af884d5b097d475

              SHA1

              c22b4403db9e5589672b64139298f771970bb310

              SHA256

              712b31d8ad1b0ab1fbf5afb5392afd9c6779cf71b91a807bea84f03c2f75848f

              SHA512

              16a2d1d9930ddeeeed67d2571268fbe5d47820d92bc6e830b8733e375f17c18c3a1a745cf667038b84328fe666fa7de294e78550ba57ced5d7d9fd296e8c351e

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

              Filesize

              46KB

              MD5

              1b1bbce438a101aa6f9d7658715fb3b7

              SHA1

              9e49324459d1b1b2a20980c6d23a5c24f87dd9ad

              SHA256

              83024d126e9b672410b5d48f5894172fe714971405a8e5626d59b55e3cc747a2

              SHA512

              5ecd26b46946217c0eba6040e028c7bec23f13b308acf3e07eb551f7e594fadffba9d06dc9aa87d467f1befab04cbed6c7e0944cd88a171a68071c58b4cdcce1

            • C:\Users\Admin\AppData\Local\Temp\is-CMA8U.tmp\96cc6cca6a2541932ccf01b6998d359998bf3d0d28c10ef237fb1b533ddfc777.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • \Users\Admin\AppData\Local\Temp\is-Q92KC.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • \Users\Admin\AppData\Local\Temp\is-Q92KC.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/212-178-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-189-0x0000000000910000-0x00000000009AE000-memory.dmp

              Filesize

              632KB

            • memory/212-208-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-205-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-202-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-198-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-195-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-158-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-192-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-188-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-161-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-185-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-165-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-166-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-169-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-172-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-175-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/212-179-0x0000000000910000-0x00000000009AE000-memory.dmp

              Filesize

              632KB

            • memory/212-182-0x0000000000910000-0x00000000009AE000-memory.dmp

              Filesize

              632KB

            • memory/3596-0-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/3596-159-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/3596-2-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4416-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/4416-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/4416-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/4452-155-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/4452-154-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/4452-152-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB

            • memory/4452-151-0x0000000000400000-0x0000000000627000-memory.dmp

              Filesize

              2.2MB