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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
    11/12/2023, 19:09

General

  • Target

    a73d17b38c410214fbbecb7455fa7b21e7464ff93ebb1e20803773069fb67040.exe

  • Size

    7.6MB

  • MD5

    63947efa797e7824c796b7cda2754ad1

  • SHA1

    8fdde616db12014fb32f3b2e88b32e1b3cb58f2a

  • SHA256

    a73d17b38c410214fbbecb7455fa7b21e7464ff93ebb1e20803773069fb67040

  • SHA512

    adc6d44522b1bbd4c802074fd7c66e186883bf19c38b93f1b266da73321a59b264b5ad181ae53613f318bae9432fee0cedc3781ea43dd0581f2e29337b6f0a13

  • SSDEEP

    196608:UnnY8NWvGpWTTlm0OxwW+nFnfZsMUdFt30Dzj:UnnY8NELTIrxwlxQWDzj

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\a73d17b38c410214fbbecb7455fa7b21e7464ff93ebb1e20803773069fb67040.exe
    "C:\Users\Admin\AppData\Local\Temp\a73d17b38c410214fbbecb7455fa7b21e7464ff93ebb1e20803773069fb67040.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Users\Admin\AppData\Local\Temp\is-1S8NM.tmp\a73d17b38c410214fbbecb7455fa7b21e7464ff93ebb1e20803773069fb67040.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-1S8NM.tmp\a73d17b38c410214fbbecb7455fa7b21e7464ff93ebb1e20803773069fb67040.tmp" /SL5="$60164,7715663,68096,C:\Users\Admin\AppData\Local\Temp\a73d17b38c410214fbbecb7455fa7b21e7464ff93ebb1e20803773069fb67040.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1928
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1196
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1104
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4796
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4144
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:3740

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        896KB

        MD5

        0845f050e35542bb4851333a5aeccbc6

        SHA1

        ceec6f2b1a5bde8fcd89895acd4cde58ce00dfc3

        SHA256

        989f56e9d7b6bcc924268d5cc329cc854a80ed59f657cf0fe4538047d8057ecb

        SHA512

        a642231c66dfdf6372b56bdfba26a4d709d63bc44f58d0f5f918517614c01379a79e83c4588f7be92ff260e778a956f1ca4bf34843557e804d360318373f9d53

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

        Filesize

        1.2MB

        MD5

        c09c3e62156cfd2d563a0abeab5c7be8

        SHA1

        8fd3fc15fbf6f57623026acee0a42d56dafe8eba

        SHA256

        1231155e2fc36ab24dd6e63ac5fcd32266aa6c62454a5c906fd54c7eeaff9e8b

        SHA512

        39a1d91958fa3c96c6431eef659113ae57e6fc5bbe27c86f05faf751555e90de238d853b0494edd400277d08825485bfe25e80a363e4a452cec210c45c187310

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

        Filesize

        253KB

        MD5

        913a4d3f8e27d4f131393c17b451a9f0

        SHA1

        7351b6d7528c9d8567a51954da6b70e1b8e4f8be

        SHA256

        b8608155e0628a9a76bcaf3b5a071ceb4da43ed0460c681b2f31e142b5206765

        SHA512

        af8730631a55bb914dd4085bf6eaa5ee6c5c3889140cb8a9de6cd2ba42a53f202434cf791253ef7d26009713eddb7a21f235de1769850b5dbb2c8f11c22b5625

      • C:\Users\Admin\AppData\Local\Temp\is-1S8NM.tmp\a73d17b38c410214fbbecb7455fa7b21e7464ff93ebb1e20803773069fb67040.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-FF134.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-FF134.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1104-155-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/1104-154-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/1104-151-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/1104-152-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/1928-163-0x0000000002230000-0x0000000002231000-memory.dmp

        Filesize

        4KB

      • memory/1928-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/1928-10-0x0000000002230000-0x0000000002231000-memory.dmp

        Filesize

        4KB

      • memory/4188-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4188-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4188-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4796-176-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-180-0x00000000008D0000-0x000000000096E000-memory.dmp

        Filesize

        632KB

      • memory/4796-159-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-166-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-167-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-170-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-173-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-157-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-179-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-162-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-181-0x00000000008D0000-0x000000000096E000-memory.dmp

        Filesize

        632KB

      • memory/4796-186-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-189-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-190-0x00000000008D0000-0x000000000096E000-memory.dmp

        Filesize

        632KB

      • memory/4796-193-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-196-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-199-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-202-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-205-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB

      • memory/4796-208-0x0000000000400000-0x000000000068F000-memory.dmp

        Filesize

        2.6MB