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Analysis

  • max time kernel
    1s
  • 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
    11/12/2023, 01:54

General

  • Target

    96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6.exe

  • Size

    6.9MB

  • MD5

    aec2dac721dbb3fb91743ceb338f5e58

  • SHA1

    343f63121acfdd83b29902cc212e01ed9318d637

  • SHA256

    96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6

  • SHA512

    0e3285359058eb22cbf7bc4a67b54801f721a3dcd08f6c988de43b2250068c443f6d05170d1bfb5a40f969ddca50c6638164e13fe729d444ab8a9a30f13bb795

  • SSDEEP

    196608:ZK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:ZDY6tiP3myRfzepXe4ny8gxzj

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\96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6.exe
    "C:\Users\Admin\AppData\Local\Temp\96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Users\Admin\AppData\Local\Temp\is-AFC40.tmp\96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-AFC40.tmp\96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6.tmp" /SL5="$50066,6991381,54272,C:\Users\Admin\AppData\Local\Temp\96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2612
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2384
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1076
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3828
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:4332

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        57KB

        MD5

        86a263d1c8eb636030190c53a1ae3d48

        SHA1

        a449280833ba0c1b178f61e0f46c20e0fa9bc67b

        SHA256

        287dba04c0a7bde5454ea84d2ca54c41faa19269ba79e0f311b91b155113a6dc

        SHA512

        1adf362e51f737d91885e75af4e13fd5c19cd299098f0ba8947a21dadc16258c90ac73b88c9083e27f20c9d0178c276ff29363bf0e917e59f027bb7641a59098

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

        Filesize

        91KB

        MD5

        cf46bf762e0d37663f033143c0a5bae7

        SHA1

        93bb937793c8188a0358066d92f39c84f1e08030

        SHA256

        24e4a918fc68191864bab792e93afd929eda34c80ae0b37ed9f8ea5b02b14b36

        SHA512

        5a3d49ca6b4624f22e387949d51e0c93b83b215b9107d64ef7762a12e3961962a8a42784dc6f8378d6db148d285b798ddd941e7b0dca1a182e3fa1ca2d94fd92

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

        Filesize

        92KB

        MD5

        1c0d3ffa4cab7c25addaeaefd312f04d

        SHA1

        f6f8f5e5c2899e26eb5faf2d0ad9144c4e2105f5

        SHA256

        2801dd7937e6fdcc6c2c253363457a5654f114762cc8a74f262594cdfeaaf329

        SHA512

        5e83eb3e9e34c6af76d8a8d7374563f498d27b0af90c701db546bbdc90542aaee431f354a4c16db27fe6218bfe5ff8b1cd5fe99bd939a9c92270c6cf8ab57ef1

      • C:\Users\Admin\AppData\Local\Temp\is-78CJ8.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-78CJ8.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-AFC40.tmp\96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6.tmp

        Filesize

        63KB

        MD5

        6d8c6685c5f4abb04f6879373ae64da0

        SHA1

        9a6118acc6ce1a6a3e09ba2083ccfba83491b39d

        SHA256

        3c40b935c4ca16210f7bda1c76a3da5a6cf44d7a32498732c637598ec9d2b951

        SHA512

        bae4fece42486eaab418272bd49e118475ec17d21dc49377fdbd38cf57f70ec8070caff1b826100b309c5d805064e6c579ea89300fe68d4ff40149ec0a7ee710

      • C:\Users\Admin\AppData\Local\Temp\is-AFC40.tmp\96d7a7879685d5338d83d0be370919c394245648f7528ea89d59db941d0055b6.tmp

        Filesize

        78KB

        MD5

        64541ee3b2b4314ebef2f09c4e5b0002

        SHA1

        a72091b2fb9589ccb73ca78280ac9a3946ce1984

        SHA256

        9875d5f6ebf13afc57281a358acbc2ae1ced973dc6155ea525414d3a25f6b86c

        SHA512

        f92860f35a2377af49ec9d9e7159f553d2dd6698df1eaa3021b67026e3f2f7211034639afa143ad4c9179686e590bf9781661aa2cfe5c9a352d59ad58fdd6c0e

      • memory/1220-163-0x0000000000660000-0x0000000000661000-memory.dmp

        Filesize

        4KB

      • memory/1220-13-0x0000000000660000-0x0000000000661000-memory.dmp

        Filesize

        4KB

      • memory/1220-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2384-173-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-199-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-209-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-205-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-157-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-202-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-176-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-162-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-196-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-167-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-166-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-170-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-159-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-193-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-189-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-183-0x0000000000710000-0x00000000007B2000-memory.dmp

        Filesize

        648KB

      • memory/2384-179-0x0000000000710000-0x00000000007B2000-memory.dmp

        Filesize

        648KB

      • memory/2384-186-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-180-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2384-190-0x0000000000710000-0x00000000007B2000-memory.dmp

        Filesize

        648KB

      • memory/3828-152-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3828-151-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3828-155-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

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

        Filesize

        80KB

      • memory/4668-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

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

        Filesize

        80KB