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Analysis

  • max time kernel
    143s
  • max time network
    130s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/12/2023, 22:16

General

  • Target

    e08665d758c7198ecca6376be252f28ebde76d9a0901390f75f302e2ae3e9b55.exe

  • Size

    6.9MB

  • MD5

    b7b6eae0847062b30e9b856fee388635

  • SHA1

    ebddac32416f0e391ca2db0c801418317b44ef75

  • SHA256

    e08665d758c7198ecca6376be252f28ebde76d9a0901390f75f302e2ae3e9b55

  • SHA512

    ee5f48d9d33d46f6af4809440d346cb1d722601330f976d97ac49473520562cc0f0e95a87da2aa1d3f860943e417c296ba4be83fdc3e44b2088d909914e6f1c1

  • SSDEEP

    196608:ixnTNzjsOzc7TGHscDgcXbIdslX38dgFYJzj:aNztzQlcDPXus98d9Jzj

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\e08665d758c7198ecca6376be252f28ebde76d9a0901390f75f302e2ae3e9b55.exe
    "C:\Users\Admin\AppData\Local\Temp\e08665d758c7198ecca6376be252f28ebde76d9a0901390f75f302e2ae3e9b55.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4636
    • C:\Users\Admin\AppData\Local\Temp\is-VLG5C.tmp\e08665d758c7198ecca6376be252f28ebde76d9a0901390f75f302e2ae3e9b55.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-VLG5C.tmp\e08665d758c7198ecca6376be252f28ebde76d9a0901390f75f302e2ae3e9b55.tmp" /SL5="$600CA,7025884,54272,C:\Users\Admin\AppData\Local\Temp\e08665d758c7198ecca6376be252f28ebde76d9a0901390f75f302e2ae3e9b55.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:96
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1124
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2224
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:5020
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:312
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:720

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        391KB

        MD5

        2f281803ba2efb5c39b60ed44fbdc94e

        SHA1

        85274836c38f1cce0ca70169eb924bc19f673244

        SHA256

        4525ef01268cc9601aa58e514f2174d7648542a2d029b3f1b76812f48223524b

        SHA512

        f3f7e66bce7588309042e40bfba2aa9061218dd6e7d51cd5dadc97996f75c03cf3eead01d1ed33c22e69c5367bf06b1ebcf65b7385c5d0efa67045015b489733

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

        Filesize

        723KB

        MD5

        90b7e9cfe41aaacb840977229b1ae3aa

        SHA1

        cc60f268fe311b155f1455c9eaad8505dbb074b2

        SHA256

        aa00cff4971a4668a455635f10f9b7a3b3cc78c25e1894ac4ca9402d7218dfe0

        SHA512

        269603d10e8a58515045a548c4625745d142ce2f87337f04a80647acf84aab5025ab5a74e499213f40e2f1b2c0b2495611cf795771d416ad7765b7f83df64dab

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

        Filesize

        561KB

        MD5

        33cfd8fa06e82f5e2740ace5dc8699e8

        SHA1

        cf878e4886a9eb6e5547cc5db04858a85e0fdd0a

        SHA256

        6e79d8f1e7a140a2a704cf5df1a0fddb3732d39bfeddfd926080e95de47b5f1c

        SHA512

        bff2aeabc53d1b7adf2b203817396f8c3ebf01b399b41af7beb120f14705c95d4c2c6a3f196f2086aa79ec3a46773e309488f61dbf4dc6971843e1a9abe73426

      • C:\Users\Admin\AppData\Local\Temp\is-VLG5C.tmp\e08665d758c7198ecca6376be252f28ebde76d9a0901390f75f302e2ae3e9b55.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-C848I.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-C848I.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/96-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/96-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/96-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2224-155-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2224-152-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2224-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4636-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4636-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4636-159-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5020-172-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-184-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-165-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-166-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-169-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-158-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-175-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-178-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-179-0x00000000008B0000-0x0000000000952000-memory.dmp

        Filesize

        648KB

      • memory/5020-161-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-187-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-188-0x00000000008B0000-0x0000000000952000-memory.dmp

        Filesize

        648KB

      • memory/5020-191-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-194-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-197-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-201-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-204-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5020-207-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB