Analysis

  • max time kernel
    145s
  • max time network
    145s
  • 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, 03:04

General

  • Target

    aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403.exe

  • Size

    6.9MB

  • MD5

    821b9a62966d60df2ea35c4929841114

  • SHA1

    3cd8a93e41a09c4dcbf8c31dd3ceca3b37e05694

  • SHA256

    aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403

  • SHA512

    c5b4bfd8b89a393d84838a1c9541925deb22f26da5e82acaf38ea3ab9bbc9771f6c8a29e2ec5528477123381dd5cbd8a04c3c1d3bd71fcd5af5c672e90d94b35

  • SSDEEP

    196608:GA89BmaeXRdyXFnlUrU7o7Bz3HzNNn1jnNnTfMImG0zj:WBmakyVnlUQ7Wz3Tv1jNTh0zj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403.exe
    "C:\Users\Admin\AppData\Local\Temp\aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3836
    • C:\Users\Admin\AppData\Local\Temp\is-35H9T.tmp\aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-35H9T.tmp\aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403.tmp" /SL5="$C0060,6977575,54272,C:\Users\Admin\AppData\Local\Temp\aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4024
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
        3⤵
        • Executes dropped EXE
        PID:4504
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" helpmsg 10
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:440
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
        3⤵
        • Executes dropped EXE
        PID:2296
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:468
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:1108
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
        1⤵
          PID:3964
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k UnistackSvcGroup
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4324

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

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

                Filesize

                64KB

                MD5

                99f434b277e09ebc29b2c5e2f4e05002

                SHA1

                dc3cc0ae0a37a977081d101c224dda89497d7b43

                SHA256

                f66df61998c8ac598e2e7931298a2ab12f6e791076c0195cfe1856e1d51e6214

                SHA512

                9abd6881d20009054d596b889435a672881f7403220115c52509c04e237a96ce1dd6e8165d62ce75da5a59e183e9f3ba661e8258466b567008d86e2fb3a74105

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

                Filesize

                30KB

                MD5

                13e4d80bb9efc0fbb4f3e552d8a65940

                SHA1

                fbca93f2038e73b84199e3b39312c47bd701840f

                SHA256

                45e36dba7a9850aaf57f1c11700259af37d4edc8d1c087722fa5ffb6b8fd1120

                SHA512

                a3a914b0e9955ba79d589a0cc1e9ae41a038a5b56da3e2b0b834c9d032c7023ab949ab13f08e97e6117685568f016096c5f3d43d2b4ab3b6eb547ff8c5a4b8e5

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

                Filesize

                75KB

                MD5

                97460e537060e36685cc704e499ad806

                SHA1

                2105299f5667a6f066f15ea7cce750b77d7ee762

                SHA256

                d22710c19292a6e57a7f6e47dbccfc6621d780975e5a27624ec6302b51cbc4d2

                SHA512

                4bda68511335b9fe352be32225d69d339c0d138892ed50b4dbea30593b1433689851af43e56134b81290379a5fb86b119469b09e30b84313deae8628ca5d5c82

              • C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm

                Filesize

                16KB

                MD5

                bef087c12107fb16e19fe2fcb6b51a7f

                SHA1

                8d5ed23b104f770184c72f8a57962abb9ff0ef87

                SHA256

                bc3fc7c5a64f25a0cd46fe7e4bf938add91f23d16f1b0d93122cdf83212a6ca1

                SHA512

                96db203ee60eaf4020e0655d8375a31c75af86e7de14ebf465a508f314282599f8e31d3a2d9508d628490051a91a7e4f08c85b6722f1ef58c76a2835f5bcc1e1

              • C:\Users\Admin\AppData\Local\Temp\is-0M5HA.tmp\_isetup\_iscrypt.dll

                Filesize

                2KB

                MD5

                a69559718ab506675e907fe49deb71e9

                SHA1

                bc8f404ffdb1960b50c12ff9413c893b56f2e36f

                SHA256

                2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

                SHA512

                e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

              • C:\Users\Admin\AppData\Local\Temp\is-0M5HA.tmp\_isetup\_isdecmp.dll

                Filesize

                19KB

                MD5

                3adaa386b671c2df3bae5b39dc093008

                SHA1

                067cf95fbdb922d81db58432c46930f86d23dded

                SHA256

                71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

                SHA512

                bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

              • C:\Users\Admin\AppData\Local\Temp\is-35H9T.tmp\aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403.tmp

                Filesize

                481KB

                MD5

                32d75d253fa3c91a81cceb23c927a339

                SHA1

                ea117c1a88b6d0f796fbabf533508e061ae5cfbc

                SHA256

                a1dc2a2eb62f5466073d31ee20bd3b0b900d8ecadfdc15c83c7efb7a139619bc

                SHA512

                b377e4bc1de52ccbd0764da2614488c74c99f57fa5cdeea07ff7e458fbb03be4b91a90d956c2e1cba89f3b49320aedc8ac67690a3129e76a3faa7146fc7cc4de

              • C:\Users\Admin\AppData\Local\Temp\is-35H9T.tmp\aa2f8d361939b155fad703f9c271e7ce83da7e9e5435d5991d46c5346357f403.tmp

                Filesize

                252KB

                MD5

                aedc03f4005e9f407385d121236b82ed

                SHA1

                c1c1a5946922baf99485096200b2f7d61bcd55a5

                SHA256

                af263c8edc29b47ec073edef13bfb6055eb8931dfdd6fd204102cae8c24e1dd3

                SHA512

                864f92060f8444bb99bedc407ce3b6ea8af28ff138ed6089c8c229cd4fab5a47522e19d5933ca279c9ef1dd064e15fd38805c7d17b551a6f0fc1616a561bbdfe

              • memory/2296-154-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/2296-155-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/2296-152-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/2296-151-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/3836-0-0x0000000000400000-0x0000000000414000-memory.dmp

                Filesize

                80KB

              • memory/3836-160-0x0000000000400000-0x0000000000414000-memory.dmp

                Filesize

                80KB

              • memory/3836-2-0x0000000000400000-0x0000000000414000-memory.dmp

                Filesize

                80KB

              • memory/4024-10-0x0000000000760000-0x0000000000761000-memory.dmp

                Filesize

                4KB

              • memory/4024-163-0x0000000000760000-0x0000000000761000-memory.dmp

                Filesize

                4KB

              • memory/4024-161-0x0000000000400000-0x00000000004BC000-memory.dmp

                Filesize

                752KB

              • memory/4324-210-0x0000029507890000-0x00000295078A0000-memory.dmp

                Filesize

                64KB

              • memory/4504-162-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-186-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-167-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-170-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-173-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-176-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-183-0x00000000007C0000-0x0000000000862000-memory.dmp

                Filesize

                648KB

              • memory/4504-182-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-178-0x00000000007C0000-0x0000000000862000-memory.dmp

                Filesize

                648KB

              • memory/4504-166-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-189-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-190-0x00000000007C0000-0x0000000000862000-memory.dmp

                Filesize

                648KB

              • memory/4504-193-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-196-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-199-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-203-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-206-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-209-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-158-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB

              • memory/4504-159-0x0000000000400000-0x000000000061E000-memory.dmp

                Filesize

                2.1MB