Analysis

  • max time kernel
    144s
  • max time network
    148s
  • 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 04:33

General

  • Target

    949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78.exe

  • Size

    6.9MB

  • MD5

    950329441b89bada5ef3f843b64d6334

  • SHA1

    b0644feb9508c28ded36937c1bb596ddce52ab7d

  • SHA256

    949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78

  • SHA512

    a10ad361ed375b62b93b816fbab142235a7bf07ffe4f60e61e721b5be403ee8897c75f48870729b76ddc72f39673db49326b71166b6f4c727560e303d83cc1e3

  • SSDEEP

    196608:HSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:HSjumV+jHUodIjk5VzfE9Awzj

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\949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78.exe
    "C:\Users\Admin\AppData\Local\Temp\949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Users\Admin\AppData\Local\Temp\is-KH399.tmp\949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-KH399.tmp\949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78.tmp" /SL5="$70102,6998999,54272,C:\Users\Admin\AppData\Local\Temp\949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5024
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
        3⤵
        • Executes dropped EXE
        PID:1780
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" helpmsg 10
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3364
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
        3⤵
        • Executes dropped EXE
        PID:4716
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3180
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:4344

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        65KB

        MD5

        5ce0e884013238d638373a19b5502701

        SHA1

        4c07365fc8289366bd9edffb258fabde14f996a4

        SHA256

        6fab60a161471c5377882df29bd15a15353b8544534f4467174f32d28e412a29

        SHA512

        30839cc18fede71f07784406cf30dfe4de346e2b4e4ad9ebd949c1f3264b7b7613af9f8f8cc4e6227e9139b45ee9a61569a4c2040b1444b2514b7a2622816c4e

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        190KB

        MD5

        0db84b1e6cfcf0dda11b1a3a360efffc

        SHA1

        91fc4eb75a99ff50a2e567a56963a8e31c4675fd

        SHA256

        e4cf0a6302b837d424f43c220610a81ba81d684e0ffc2b54aa9ce92259679c82

        SHA512

        060ddc8c2bc0f38fabf23524ca6ccd6da9e210e96c98aae906741c908ea9e56eff1e022cd232a775b5f0942d8cc5935c1829b42ac105229fa9b207ed99cbba23

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        51KB

        MD5

        23054be5764ee5d67d87dc16485dc6ba

        SHA1

        ea2977e6ac9c12ca03695d9a92e1189d06ba1a7f

        SHA256

        4e561a0016d05d5bdfe23b86aeaa5e7e41bd7baa9e28e38a99684ed8ae4adcc0

        SHA512

        acce72029e67e72fe38e51eda3dc295b177f0b2805d889476353c32e599e0893bc6392962b5644a046bc218f35f46e9481d61598437ef873d8f9ad823d1bc0c7

      • C:\Users\Admin\AppData\Local\Temp\is-H5RGF.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-H5RGF.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-KH399.tmp\949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-KH399.tmp\949be8d90fbb5e773562f617b0d8296dcf957699aa02c4cc3e16f73aee782e78.tmp

        Filesize

        605KB

        MD5

        6796bf8d0e958177ead4e1f4104fa3b0

        SHA1

        c686eb594a5b7c17b2e0144560c46e2c6a58d509

        SHA256

        2fe8f77fdaa714712f9eb6033bde3e912cf6ff075e22d25f27f5d7593798c3fd

        SHA512

        6a2c745ac5da0e9ad04a28bfaeba7b00ce4b70c5998ba388c9c1562bdf2288c67da3fe2a20a6efdc33a11f6b4d9e6f28533265b27905569f76e3bb918b0a2a13

      • memory/1780-181-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-192-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-198-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-202-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-189-0x0000000000920000-0x00000000009C1000-memory.dmp

        Filesize

        644KB

      • memory/1780-158-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-188-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-208-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-165-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-195-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-161-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-205-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-185-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-169-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-172-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-175-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1780-177-0x0000000000920000-0x00000000009C1000-memory.dmp

        Filesize

        644KB

      • memory/1780-182-0x0000000000920000-0x00000000009C1000-memory.dmp

        Filesize

        644KB

      • memory/4668-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4668-159-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4668-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4716-155-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4716-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4716-154-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4716-152-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/5024-162-0x0000000000750000-0x0000000000751000-memory.dmp

        Filesize

        4KB

      • memory/5024-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/5024-10-0x0000000000750000-0x0000000000751000-memory.dmp

        Filesize

        4KB