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Analysis

  • max time kernel
    150s
  • max time network
    129s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/12/2023, 01:21

General

  • Target

    d08d08367f57e44a4e955db4adde13aa27bee1f30b57cdc6612601a571c3e50e.exe

  • Size

    6.9MB

  • MD5

    e581ff779d82f428bfce900c7046f0ae

  • SHA1

    f2f4339d0278672fcb10d29a47e7ae1f2ac78e7b

  • SHA256

    d08d08367f57e44a4e955db4adde13aa27bee1f30b57cdc6612601a571c3e50e

  • SHA512

    069cc41a5c865c66efe9f2c24f09a9bd6c2864f2f71e14f3ea3936fb454efd6b05001468b7d57e79ee91a2429439a49cdd085bd9591109a621f55ca71f69c1cb

  • SSDEEP

    196608:mA89BmaeXRdyXFnlUrU7o7Bz3HzNNn1jnNnTfMImG0zj:2BmakyVnlUQ7Wz3Tv1jNTh0zj

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\d08d08367f57e44a4e955db4adde13aa27bee1f30b57cdc6612601a571c3e50e.exe
    "C:\Users\Admin\AppData\Local\Temp\d08d08367f57e44a4e955db4adde13aa27bee1f30b57cdc6612601a571c3e50e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3976
    • C:\Users\Admin\AppData\Local\Temp\is-UGB37.tmp\d08d08367f57e44a4e955db4adde13aa27bee1f30b57cdc6612601a571c3e50e.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-UGB37.tmp\d08d08367f57e44a4e955db4adde13aa27bee1f30b57cdc6612601a571c3e50e.tmp" /SL5="$5021C,6977575,54272,C:\Users\Admin\AppData\Local\Temp\d08d08367f57e44a4e955db4adde13aa27bee1f30b57cdc6612601a571c3e50e.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4488
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2264
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2760
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2684
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:5000
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:3496

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.8MB

        MD5

        f28e0d185a54493498f7e36974dde4cc

        SHA1

        3a3378806a37d1d79a9041a96cef3c630ff4f17d

        SHA256

        962447b4f9af30dab47c080ccc9d7b8e27bb4f2b124aa6b8bd0ece00a9c72efc

        SHA512

        c77db0202b04eb2856250bda7c30c16a147fc152b04d98b20add9bf95cfd2a8a7f3f24edb4b1cafd6222d7382de48d252f3090ac278c92cf76784d9ca74e7b3c

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

        Filesize

        927KB

        MD5

        ac9f436b42ae8d56e73839cda5dbff59

        SHA1

        516e248f8eea4b8b42a2d67d6034f5daa5a23c85

        SHA256

        15939fb1b66b278b9f120665e7f2557920203cfc165ecd1dc9c368b77890dcfa

        SHA512

        07710b3fa8d1f24cc14ce42fc58393f9fb78630373ba44e956a93a78c37a47d98e118db401a5608eae29d7fefb3323a7ba9f6b44ccabfa7a16a4b3ffe7ba1c42

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

        Filesize

        483KB

        MD5

        3ab479333615d3fb8331905c39cab7a6

        SHA1

        d0caa9290a8a05336ed8ed942f2a0b4a3d300003

        SHA256

        e4e22b86a0d17ad8cadbc1ca903b38f8e633ae1793b428494740f112c4b37960

        SHA512

        7d34b04a9712f0bfedce1fa02de1d5fd68f2df0a10144c1c42e0eef1a00462ae3ab31082352e421521237dbe5636978317adbf8008c51c9ad256e25128f8407c

      • C:\Users\Admin\AppData\Local\Temp\is-UGB37.tmp\d08d08367f57e44a4e955db4adde13aa27bee1f30b57cdc6612601a571c3e50e.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-R9BIE.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-R9BIE.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/2684-179-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-189-0x00000000008D0000-0x0000000000972000-memory.dmp

        Filesize

        648KB

      • memory/2684-208-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-205-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-201-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-198-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-156-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-158-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-195-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-192-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-161-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-188-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-165-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-166-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-169-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-172-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-175-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-178-0x00000000008D0000-0x0000000000972000-memory.dmp

        Filesize

        648KB

      • memory/2684-185-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2684-182-0x00000000008D0000-0x0000000000972000-memory.dmp

        Filesize

        648KB

      • memory/2760-150-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2760-153-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2760-154-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2760-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3976-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3976-159-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4488-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4488-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4488-9-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB