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Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2023, 21:13

General

  • Target

    108988a210a536db65f26503c6ae828ad8b18da3ed9227193b18cea14f500ed6.exe

  • Size

    6.9MB

  • MD5

    e46f2d305dbb5fd0205b6d4c0b216776

  • SHA1

    4404e5c293369e0c0d4eec6111b926d3493116c1

  • SHA256

    108988a210a536db65f26503c6ae828ad8b18da3ed9227193b18cea14f500ed6

  • SHA512

    4c9f097213ac0e9fae4b38a60cdc7d29514c38c288b1e6696d69817f0b64f97543483eb16d5622f690316ac1483f3caca17dbc07f7e985f9ce91b26ce62d1e13

  • SSDEEP

    196608:UxnTNzjsOzc7TGHscDgcXbIdslX38dgFYJzj:cNztzQlcDPXus98d9Jzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 2 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\108988a210a536db65f26503c6ae828ad8b18da3ed9227193b18cea14f500ed6.exe
    "C:\Users\Admin\AppData\Local\Temp\108988a210a536db65f26503c6ae828ad8b18da3ed9227193b18cea14f500ed6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4552
    • C:\Users\Admin\AppData\Local\Temp\is-AV2OC.tmp\108988a210a536db65f26503c6ae828ad8b18da3ed9227193b18cea14f500ed6.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-AV2OC.tmp\108988a210a536db65f26503c6ae828ad8b18da3ed9227193b18cea14f500ed6.tmp" /SL5="$8014C,7025884,54272,C:\Users\Admin\AppData\Local\Temp\108988a210a536db65f26503c6ae828ad8b18da3ed9227193b18cea14f500ed6.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3300
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1288
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4008
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4176
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4380
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:3872

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        438KB

        MD5

        fb6a9cea5e1ca97efd69215c02091b09

        SHA1

        8f0d431875a896ae67eeadf5ed687474d7c76938

        SHA256

        e719617bde64a93539dd528454c4b14920c8816ddba7a918c24af8e4b75d5d8d

        SHA512

        faf0c83206798e1ffa1dfc84d47d86b8c3aa554bcec0243e4d1af5829d04baee90f71c201e03a04a3513e4ef32041205c56940d3ce089c9c69223db6083b4357

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

        Filesize

        433KB

        MD5

        57a8026241d936f2bf2a7a4670d2fe6e

        SHA1

        fcd9e61f0666266537a01898d22e0e76c2ee8cf8

        SHA256

        4629395202491361cd92b7efc2bbc1cc8ab67e030bc6dcd3c3471b29af5a6eb1

        SHA512

        a655615efdf1f8df6793d87c464e1d0a8111639e6dfd5972b717159f9febfedc582632e97a1e2e5adbaabf67453b9b39fc4dcddd1ba28869c65bd568d36f33d4

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

        Filesize

        460KB

        MD5

        22d28beb50e7ddf2a1ce6760c100780c

        SHA1

        e6acae6eef5540577e666cf0e8554fd7e8d6806c

        SHA256

        50e2b6f5677482e0ee20fea6ed4052882de6bee7ac37e3fa53ce6c32ddf20703

        SHA512

        0d8465eca47c74cf97b087af91052118e6288fa114742493094ac6f90d13c657a59cafd382373b24c0726663cc1d1f707354947f700276a6fb1d084eb69604e6

      • C:\Users\Admin\AppData\Local\Temp\is-AV2OC.tmp\108988a210a536db65f26503c6ae828ad8b18da3ed9227193b18cea14f500ed6.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-OHR3Q.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-OHR3Q.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/3300-163-0x0000000000670000-0x0000000000671000-memory.dmp

        Filesize

        4KB

      • memory/3300-12-0x0000000000670000-0x0000000000671000-memory.dmp

        Filesize

        4KB

      • memory/3300-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4008-152-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4008-155-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4008-154-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4008-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-173-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-182-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-209-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-159-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-162-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-205-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-166-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-167-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-170-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-158-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-176-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-202-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-178-0x0000000000890000-0x0000000000932000-memory.dmp

        Filesize

        648KB

      • memory/4176-183-0x0000000000890000-0x0000000000932000-memory.dmp

        Filesize

        648KB

      • memory/4176-186-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-189-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-190-0x0000000000890000-0x0000000000932000-memory.dmp

        Filesize

        648KB

      • memory/4176-193-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-196-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4176-199-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4552-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4552-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4552-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB