Analysis

  • max time kernel
    148s
  • max time network
    138s
  • 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, 06:11

General

  • Target

    7c35f36637d43f2a30e5e0b7acc19bed9af70e9d2af0eb0f8b4f0851cd533dcd.exe

  • Size

    7.7MB

  • MD5

    615d4df93d9ec0f14f816457a0cd8579

  • SHA1

    e363762ea905f56439fbacd94af84d2081e7aa4b

  • SHA256

    7c35f36637d43f2a30e5e0b7acc19bed9af70e9d2af0eb0f8b4f0851cd533dcd

  • SHA512

    d0e092a53e571ef3e8cc22f6ee56bd023ee0b6e7d50c52dab9b0d9ef50e420275e7506dd7d9061018765e6ee57ef48f88d919acc94696b664b69d808f5b90e61

  • SSDEEP

    196608:Vxm5HA1KCTO4UADzhIbVSJ2OXiZKIWl0YIwRKE6/lzj:EA1KCTvZ1kOXiZKIWlgw0zj

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\7c35f36637d43f2a30e5e0b7acc19bed9af70e9d2af0eb0f8b4f0851cd533dcd.exe
    "C:\Users\Admin\AppData\Local\Temp\7c35f36637d43f2a30e5e0b7acc19bed9af70e9d2af0eb0f8b4f0851cd533dcd.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4156
    • C:\Users\Admin\AppData\Local\Temp\is-61O6T.tmp\7c35f36637d43f2a30e5e0b7acc19bed9af70e9d2af0eb0f8b4f0851cd533dcd.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-61O6T.tmp\7c35f36637d43f2a30e5e0b7acc19bed9af70e9d2af0eb0f8b4f0851cd533dcd.tmp" /SL5="$601F4,7812418,121856,C:\Users\Admin\AppData\Local\Temp\7c35f36637d43f2a30e5e0b7acc19bed9af70e9d2af0eb0f8b4f0851cd533dcd.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3436
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3264
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2744
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4500
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3116
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:2920

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.4MB

        MD5

        b42371bef17d232dc27e59ac6c4eaf54

        SHA1

        2083ac27bdf58add4c52cb5290559de31b0215de

        SHA256

        1d68d8b123e0de216c7e67fac31fd6ad2080069195b50708f847d1e1894c0c4f

        SHA512

        478603a447d33af1277cf8991e8e987e61bb19259d925355054b7d6b3e67562b83329b8d814984e0838aa0f2b57fe53bca6121b1ded7af73105a63b8c6c8db15

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

        Filesize

        1.5MB

        MD5

        3cc67b5c0077564a3502a77caf3be221

        SHA1

        f3211962c3e91818fb2a3297e6beea763c1bf793

        SHA256

        712cec0dddb8c8b00fb028bd22672daa88c838de09c8a2db3f4a48a45bdecaa7

        SHA512

        4e64ffd58fc5ab2c4b99f130fef141d69075d661d82b6c420c02770bf6f0c2a26799872782943d3deb832dcb3c096d3243a1e8ec5e6cb4857fa648a2aa974f91

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

        Filesize

        98KB

        MD5

        8692b58248f9aca6b8615d8ef1066901

        SHA1

        bd23bbf67e49de20e1f88a40aa3ea97f4955e296

        SHA256

        738e53c5f9a19261ab6a23a48aee530c63e41b63673203bd91be912760ef8166

        SHA512

        723db180fb1c12e9a844f278cfaaf31065e04073c2e0249cfe61256287988f3029919bfe5da9bbb27fe0eca38822488b241977484ef67be185ae298d597bda83

      • C:\Users\Admin\AppData\Local\Temp\is-61O6T.tmp\7c35f36637d43f2a30e5e0b7acc19bed9af70e9d2af0eb0f8b4f0851cd533dcd.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-M5Q2V.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-M5Q2V.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/2744-151-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/2744-152-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/2744-155-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/2744-154-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3436-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3436-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/3436-163-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4156-1-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4156-160-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4500-162-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-181-0x00000000007E0000-0x000000000087E000-memory.dmp

        Filesize

        632KB

      • memory/4500-158-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-166-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-167-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-170-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-173-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-176-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-179-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-159-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-180-0x00000000007E0000-0x000000000087E000-memory.dmp

        Filesize

        632KB

      • memory/4500-186-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-189-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-191-0x00000000007E0000-0x000000000087E000-memory.dmp

        Filesize

        632KB

      • memory/4500-193-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-196-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-199-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-202-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-206-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4500-209-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB