Analysis

  • max time kernel
    122s
  • max time network
    124s
  • 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 20:29

General

  • Target

    702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3.exe

  • Size

    6.9MB

  • MD5

    9a539a2585fa6fa4207f09c189b24324

  • SHA1

    2fd2dbaf005006de9e24d5361d9561d8e7f84c18

  • SHA256

    702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3

  • SHA512

    f6c9e7b966188314ba0ed564e8c04485cb99beff1a4435cad3f5e82228ca11cee30ca00b6f0f771a61cb6b978d99248b58b64654325831c0e762212fb096fe0e

  • SSDEEP

    196608:jA89BmaeXRdyXFnlUrU7o7Bz3HzNNn1jnNnTfMImG0zj:nBmakyVnlUQ7Wz3Tv1jNTh0zj

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\702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3.exe
    "C:\Users\Admin\AppData\Local\Temp\702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Users\Admin\AppData\Local\Temp\is-POA2F.tmp\702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-POA2F.tmp\702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3.tmp" /SL5="$5011C,6977575,54272,C:\Users\Admin\AppData\Local\Temp\702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2208
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
        3⤵
        • Executes dropped EXE
        PID:2776
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
        3⤵
        • Executes dropped EXE
        PID:2480
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" helpmsg 10
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4812
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4440
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:3516

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        81KB

        MD5

        22a59130d563e0d3335c05fde42bbd1e

        SHA1

        bbedeb8fed25e9f65aabda67f58d2544dc62642f

        SHA256

        f17dab7038acda46e1c5ec3ab6cd927e68dd61b530cf77bf3a442b3416c2aaa6

        SHA512

        f441b410948f77e9ff8389b7cf764f438229aec8abe5c1a3b8c560c0966a95bdbc14150a75617d440b176ab752c61707a25e953286a56db121f793a65f5bfc16

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

        Filesize

        171KB

        MD5

        e6c2699ee1c5749ea3515069eca6320b

        SHA1

        29d29ec2d2044fb090a103c9043b1670ab3c7297

        SHA256

        93e85119965625f99dc0fc6543ef5416608dbec7ebb4bfc85966fc9c31c8045b

        SHA512

        bf2cbc8b675a2dbc44ca22bcaa665c08ef4ef012e1f89662dc16ac0de10754c3aaf169c4de6acf47622d54e72f047bbefa2d045f84b0989b6bd8794a39653404

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

        Filesize

        91KB

        MD5

        fb28b9b7e7503c27b38ff9f35a6537b0

        SHA1

        43e8cc1657ee247dadf142dddb2fb1ffcd2528fc

        SHA256

        e119fb8c65519a2652aac687fbbe8b75083784c61447331da796889a9bf6c62f

        SHA512

        932fcf3f9d0613c33fddc00f319efe41f1f415dd2bf5a8bb21502514ebbe800eef80eace1a02877ceff7735791dddea9be3f0f0dae65c75540de4869e98be6c4

      • C:\Users\Admin\AppData\Local\Temp\is-N8U9S.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-POA2F.tmp\702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3.tmp

        Filesize

        126KB

        MD5

        ee88e8371509aebbee0231d039b0e684

        SHA1

        eb0020dd6f10dcd5ef481f9f61c7bfca7b113458

        SHA256

        146348492b020b755c5162cbeb11dd4bc36afb74a1beffab75d1b46833a2bee6

        SHA512

        61ec9953b4ccdfadd7b988b1a91348200a18e44ff834b191c8c583af970fd63a2e58f29a0fe3b89646097567a100964237d0c572354f5356ebf49ca882ea5b59

      • C:\Users\Admin\AppData\Local\Temp\is-POA2F.tmp\702b5c23ca7ae806da704f0dbef9fedbf06a22c2c15ecf931fa582c231fb93f3.tmp

        Filesize

        76KB

        MD5

        112a56a174792a6d2acb73a34b5af601

        SHA1

        c03a2f3a9e8d5046a6b9ed6b6bf09f195cc9b11c

        SHA256

        d7086f6bba45dbfbedf3345fc3be73752f320baeac803937f491253834fa487e

        SHA512

        09ed0bc53d0c3c2250e3ad6caf63c08093b4b5e3553fbde05a2df53934470e1731079b6ea463bf40e0bb4212b58a518ed509b218b040adc5b0f64cb5f2828098

      • memory/2208-7-0x00000000021F0000-0x00000000021F1000-memory.dmp

        Filesize

        4KB

      • memory/2208-163-0x00000000021F0000-0x00000000021F1000-memory.dmp

        Filesize

        4KB

      • memory/2208-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2480-162-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-189-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-209-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-206-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-158-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-159-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-203-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-199-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-196-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-193-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-165-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-167-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-170-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-173-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-176-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-182-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-183-0x00000000008B0000-0x0000000000952000-memory.dmp

        Filesize

        648KB

      • memory/2480-178-0x00000000008B0000-0x0000000000952000-memory.dmp

        Filesize

        648KB

      • memory/2480-186-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2480-190-0x00000000008B0000-0x0000000000952000-memory.dmp

        Filesize

        648KB

      • memory/2776-155-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2776-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2776-152-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2776-154-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4720-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4720-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4720-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB