Analysis

  • max time kernel
    145s
  • max time network
    139s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12/12/2023, 08:17

General

  • Target

    2a736cf66999bb9f2102327429d493efb37052f3d625b649a21e476c1db6300e.exe

  • Size

    7.5MB

  • MD5

    d5ad1ad2c7024f0f21b0b5703591f03f

  • SHA1

    4ed27ba421b5eb00f47eb396e5bdac5542085db9

  • SHA256

    2a736cf66999bb9f2102327429d493efb37052f3d625b649a21e476c1db6300e

  • SHA512

    97214f292f2c39edec52a89a1d884ffb84ea936939aa0e0a91295d1961707b69a47b55e100d86051a8bd64c9c56b480208b1df00c3bc171b9d54e18a6c9d3bb7

  • SSDEEP

    196608:/xm58iQeIvIULCbMPJh/xL9xLB8K8eNF93FgAfMuAGErzj:LiQvfLCbM3xvLBh8eNF9VgAUuA9rzj

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\2a736cf66999bb9f2102327429d493efb37052f3d625b649a21e476c1db6300e.exe
    "C:\Users\Admin\AppData\Local\Temp\2a736cf66999bb9f2102327429d493efb37052f3d625b649a21e476c1db6300e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4452
    • C:\Users\Admin\AppData\Local\Temp\is-VEGD2.tmp\2a736cf66999bb9f2102327429d493efb37052f3d625b649a21e476c1db6300e.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-VEGD2.tmp\2a736cf66999bb9f2102327429d493efb37052f3d625b649a21e476c1db6300e.tmp" /SL5="$6022E,7631459,121856,C:\Users\Admin\AppData\Local\Temp\2a736cf66999bb9f2102327429d493efb37052f3d625b649a21e476c1db6300e.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5080
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2080
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3440
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3644
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4920
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:3508

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              2.4MB

              MD5

              e43bb333ea66ea652c5eaab223fe7138

              SHA1

              1357cfd696a3a889a6db0b88239ba7227d2d6dc9

              SHA256

              6bd446fd3d0a87ea9a8d41751371b4c947100640806814b31c4fb5f4fd69842e

              SHA512

              6915e8ed932ecc7dc8350e5c2c58622bf31438a47bd2208c427cd4767bb84edc93e99496d6982000c0193ac1043673273f38ea525a51dadf395a5a04e24edea5

            • C:\Users\Admin\AppData\Local\Temp\is-VEGD2.tmp\2a736cf66999bb9f2102327429d493efb37052f3d625b649a21e476c1db6300e.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • \Users\Admin\AppData\Local\Temp\is-8Q4VF.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • \Users\Admin\AppData\Local\Temp\is-8Q4VF.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/3440-152-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3440-155-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3440-154-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3440-151-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-165-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-192-0x00000000008B0000-0x000000000094E000-memory.dmp

              Filesize

              632KB

            • memory/3644-208-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-158-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-205-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-201-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-161-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-198-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-195-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-166-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-169-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-172-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-175-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-178-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-180-0x00000000008B0000-0x000000000094E000-memory.dmp

              Filesize

              632KB

            • memory/3644-184-0x00000000008B0000-0x000000000094E000-memory.dmp

              Filesize

              632KB

            • memory/3644-185-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-188-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/3644-191-0x0000000000400000-0x0000000000669000-memory.dmp

              Filesize

              2.4MB

            • memory/4452-0-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4452-159-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4452-2-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/5080-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/5080-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/5080-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB