Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 00:38

General

  • Target

    24b0fc68b336d0e0d2cc9b8a7450f6b010734f4e96c5feeb5f97c91af877bdf8.exe

  • Size

    6.9MB

  • MD5

    4ba5f0491a48de84093e43b53357bd07

  • SHA1

    aa33e06e8a3ffc8e00568a8e92bc72066371cbaa

  • SHA256

    24b0fc68b336d0e0d2cc9b8a7450f6b010734f4e96c5feeb5f97c91af877bdf8

  • SHA512

    7f3510477ecda48686da8f34168281d357d7c2dacd1d24c291b45780f2f4344716c482d0f424d7b8ce202282d347a68e7007858528e82e446dca05253484db66

  • SSDEEP

    196608:QxnTNzjsOzc7TGHscDgcXbIdslX38dgFYJzj:4NztzQlcDPXus98d9Jzj

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\24b0fc68b336d0e0d2cc9b8a7450f6b010734f4e96c5feeb5f97c91af877bdf8.exe
    "C:\Users\Admin\AppData\Local\Temp\24b0fc68b336d0e0d2cc9b8a7450f6b010734f4e96c5feeb5f97c91af877bdf8.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Users\Admin\AppData\Local\Temp\is-E75C7.tmp\24b0fc68b336d0e0d2cc9b8a7450f6b010734f4e96c5feeb5f97c91af877bdf8.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-E75C7.tmp\24b0fc68b336d0e0d2cc9b8a7450f6b010734f4e96c5feeb5f97c91af877bdf8.tmp" /SL5="$30230,7025884,54272,C:\Users\Admin\AppData\Local\Temp\24b0fc68b336d0e0d2cc9b8a7450f6b010734f4e96c5feeb5f97c91af877bdf8.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4988
      • 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:5060
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:824
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:800
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:3848

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              426KB

              MD5

              e673c9461ea4e79d032974a85d63c89e

              SHA1

              65dd81c142623b0801a53206cef18b20b494172b

              SHA256

              0ff6cc7ff3a758d29c593b130ca3cf030b9cd4984d952d59b66e85f029cb5b98

              SHA512

              827dc7a59ce06990169a63a9b0a07eb508d75c8c258e3185a24a73b1248f9102e893a3f9f67d48e3742ad5162ccab2324eec3900acddbd9bd1816698e5565a0a

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

              Filesize

              365KB

              MD5

              1cbb6a1bff6fbc85329ce378f7473375

              SHA1

              c6557f7590e977e8833953afa7e71b208e17c253

              SHA256

              f231f67622e61926fef2cf3c54a7b2657ef0566f154377afd83c4a2b40e087a5

              SHA512

              e5e2b485f82612a653f3681b303d095e66ed0089815c0427df34ab448481f1bda28fd3c6ea94d896d088666bba38d0597063dd1a3ec67ec51b23dc79ba06abca

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

              Filesize

              447KB

              MD5

              32c32324cf11266b2fa416c8f79bafb0

              SHA1

              db0db357dac55cf214fb0a0b22dfc75d2594430e

              SHA256

              3533fc1995d9d103aa34a7659a3c9ed49fd934f23ac93185f7e67b3d5a389bf6

              SHA512

              19133b415f8c96926981086b20c35b4732dc33d3afee44458c8381149e7904fcea041ecb233aff854970fab10fa37784fd15d9740faa882ac0e150f3d975807b

            • C:\Users\Admin\AppData\Local\Temp\is-E75C7.tmp\24b0fc68b336d0e0d2cc9b8a7450f6b010734f4e96c5feeb5f97c91af877bdf8.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

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

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/824-178-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-166-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-207-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-204-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-201-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-197-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-194-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-158-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-191-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-188-0x0000000000940000-0x00000000009E2000-memory.dmp

              Filesize

              648KB

            • memory/824-161-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-187-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-165-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-184-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-169-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-172-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-175-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/824-179-0x0000000000940000-0x00000000009E2000-memory.dmp

              Filesize

              648KB

            • memory/1084-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/1084-159-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/1084-2-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4988-10-0x00000000021F0000-0x00000000021F1000-memory.dmp

              Filesize

              4KB

            • memory/4988-162-0x00000000021F0000-0x00000000021F1000-memory.dmp

              Filesize

              4KB

            • memory/4988-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/5060-155-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/5060-154-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/5060-152-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/5060-151-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB