Analysis

  • max time kernel
    149s
  • 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, 06:14

General

  • Target

    13c45c7777c6bdaf4752f2b567712c3b08601bf80d16b45bcdba9b90003df827.exe

  • Size

    7.7MB

  • MD5

    5c444235940b9b9387fe45b10d92645d

  • SHA1

    8d04d6031e9bd8a97346251827cb6da91ec3d5aa

  • SHA256

    13c45c7777c6bdaf4752f2b567712c3b08601bf80d16b45bcdba9b90003df827

  • SHA512

    58e4383efe81812b4bb40adec603029af8d29593efb9122eec861c193f9f902cc98d20baa688f9cf7e2f9941082545968f245c18feaf7141ccdf885e349ed197

  • SSDEEP

    196608:/xm5UqL86AipEo7tRXRPwfMQVIvo+edtUK4aF8meOhDfYtWzj:GgSTX1wUGIRedtUd72DfYtWzj

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\13c45c7777c6bdaf4752f2b567712c3b08601bf80d16b45bcdba9b90003df827.exe
    "C:\Users\Admin\AppData\Local\Temp\13c45c7777c6bdaf4752f2b567712c3b08601bf80d16b45bcdba9b90003df827.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:680
    • C:\Users\Admin\AppData\Local\Temp\is-SMHUU.tmp\13c45c7777c6bdaf4752f2b567712c3b08601bf80d16b45bcdba9b90003df827.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-SMHUU.tmp\13c45c7777c6bdaf4752f2b567712c3b08601bf80d16b45bcdba9b90003df827.tmp" /SL5="$50066,7799687,121856,C:\Users\Admin\AppData\Local\Temp\13c45c7777c6bdaf4752f2b567712c3b08601bf80d16b45bcdba9b90003df827.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:348
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4288
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2696
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4228
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3828
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:4296

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              86KB

              MD5

              bf291d11f4abf66150decc4fb9977e26

              SHA1

              0a8bf4f3a033eec67bd40c66b987e0ea176240e5

              SHA256

              16ec8b835f7a4cf965972f99e691a00dee65c9eae97a0606f8b65a8e504cb92b

              SHA512

              c33d3f0d26a48fdc1ab499d271e4ef99bb39002863b1ed764e1daad376351b18a5ea54dbd8af0251c7d06851740008cd3cc086275f13db74523eaf2c91027147

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

              Filesize

              64KB

              MD5

              b22444c5b1dcb09a9f517eb4c6b1639f

              SHA1

              667630cc86a370e050e23a89b3b109666617d0e3

              SHA256

              d60602e72a530f7b04999bf6e234ea2c8bcd45f1284c78140e6695091d7923e4

              SHA512

              1c4978ac61542dbfe5e13b0516fbecd2b01aa9739c44270d8fb8120bb4560fdc187ff438804f188e3b1530649893c10f471148d4c941595bd246714d766026a0

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

              Filesize

              1.5MB

              MD5

              fc5f357179410961c2ac31e35b71634e

              SHA1

              19e0831a0056529e37c83d62768db9d418b01703

              SHA256

              2d92beb5fedfd6b25c60dba8b9728845e7514b7f09113f37659fbcdf1b5fc1ca

              SHA512

              d70ba276a039ef6d6a6fc9c462cf3d48a3a050ba2d48caf617e8e26031e48ba6ef4d529c5953b2f3d200567349d15ce630c90c82a558ab59adbfbfed53b93ecd

            • C:\Users\Admin\AppData\Local\Temp\is-8HI9U.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-8HI9U.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • C:\Users\Admin\AppData\Local\Temp\is-SMHUU.tmp\13c45c7777c6bdaf4752f2b567712c3b08601bf80d16b45bcdba9b90003df827.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • memory/348-7-0x0000000000640000-0x0000000000641000-memory.dmp

              Filesize

              4KB

            • memory/348-163-0x0000000000640000-0x0000000000641000-memory.dmp

              Filesize

              4KB

            • memory/348-161-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/680-2-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/680-0-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/680-160-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/2696-152-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/2696-154-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/2696-151-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/2696-155-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-176-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-180-0x00000000008F0000-0x000000000098E000-memory.dmp

              Filesize

              632KB

            • memory/4228-159-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-166-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-167-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-170-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-173-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-157-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-179-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-162-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-181-0x00000000008F0000-0x000000000098E000-memory.dmp

              Filesize

              632KB

            • memory/4228-186-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-189-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-190-0x00000000008F0000-0x000000000098E000-memory.dmp

              Filesize

              632KB

            • memory/4228-193-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-196-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-199-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-202-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-205-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4228-208-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB