Analysis

  • max time kernel
    154s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 18:34

General

  • Target

    bb058193b4aad07ff3831b68363dfb072d10e632d3692c514a0328bb4b0ae7e3.exe

  • Size

    7.5MB

  • MD5

    a2326c5a7d95efd2dd8da77ac5c9442c

  • SHA1

    e685da3c5a334ebb3ae80d0565da17d28ef43c03

  • SHA256

    bb058193b4aad07ff3831b68363dfb072d10e632d3692c514a0328bb4b0ae7e3

  • SHA512

    176ebfef011f3d3ee85f95b6727f8576a20a3b95d022da2cef3199c6e5625960e27e5861cc45b7269234050cbacd56b2f1f91fb895be7ac8f3dcc1d7f765a342

  • SSDEEP

    196608:fWc5A2XV/1qTZGgnkphp0rAwZYGespRHDfY5cdV4qCzj:vDFyOTpBsLp1c5SV4qCzj

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\bb058193b4aad07ff3831b68363dfb072d10e632d3692c514a0328bb4b0ae7e3.exe
    "C:\Users\Admin\AppData\Local\Temp\bb058193b4aad07ff3831b68363dfb072d10e632d3692c514a0328bb4b0ae7e3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Users\Admin\AppData\Local\Temp\is-M7AOR.tmp\bb058193b4aad07ff3831b68363dfb072d10e632d3692c514a0328bb4b0ae7e3.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-M7AOR.tmp\bb058193b4aad07ff3831b68363dfb072d10e632d3692c514a0328bb4b0ae7e3.tmp" /SL5="$E0032,7612629,68096,C:\Users\Admin\AppData\Local\Temp\bb058193b4aad07ff3831b68363dfb072d10e632d3692c514a0328bb4b0ae7e3.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1752
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4804
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1524
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2276
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:3156
          • C:\Program Files (x86)\PlayGIF\gifplayer.exe
            "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4600

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        2.4MB

        MD5

        0c7c1a94b023422208494aaab55ade0a

        SHA1

        ebe05ef79850a7920648ebbecc630744493178dd

        SHA256

        cd23410493fec4722966730c19d6cfbf20f48d5efd6fc16f9c45e6b4e3f873f7

        SHA512

        4f10ca9926991969650880c48d91cc74087befa2dfba0712a7b18a2afb6f7492c02af45dd3525c3332d31fc52b154f834217f0eb02f177f58ffdb79184f5d345

      • C:\Users\Admin\AppData\Local\Temp\is-82NTE.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-82NTE.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-M7AOR.tmp\bb058193b4aad07ff3831b68363dfb072d10e632d3692c514a0328bb4b0ae7e3.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/1056-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/1056-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/1056-159-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/1524-154-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1524-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1524-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1524-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1752-163-0x0000000002200000-0x0000000002201000-memory.dmp

        Filesize

        4KB

      • memory/1752-10-0x0000000002200000-0x0000000002201000-memory.dmp

        Filesize

        4KB

      • memory/1752-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4600-161-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-188-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-165-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-169-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-172-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-175-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-178-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-184-0x00000000007A0000-0x000000000083E000-memory.dmp

        Filesize

        632KB

      • memory/4600-158-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-191-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-194-0x00000000007A0000-0x000000000083E000-memory.dmp

        Filesize

        632KB

      • memory/4600-195-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-198-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-201-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-204-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4600-208-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB