Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-10-2023 09:42

General

  • Target

    65549c0c44948ed7543c30d24f4d6a54521d51e2f8abfcba0d7a73c80c036e27.exe

  • Size

    924KB

  • MD5

    329d0e70f6a56a68f3b750fe0605dec7

  • SHA1

    8015e570fd8c906868b9ce5da814cb86cd6e5db7

  • SHA256

    65549c0c44948ed7543c30d24f4d6a54521d51e2f8abfcba0d7a73c80c036e27

  • SHA512

    b87c5a13ae10bbeb000577f0390ff4552cc7afe19f0d78bbed4d00f67a1b02b811adc9f8dd0cfa1b57481a48680c6b1dbf6e2137939b3ec456f66ff9d138ae5d

  • SSDEEP

    12288:B3j2XoumjvYC2P+0E7eu7gEPEnzz9p6rgzeIkb/pmJgdECgBdVa/ALnDzwDMD1G8:BT26zjV2PT10X5uJQUTxMIo+

Malware Config

Extracted

Family

gh0strat

C2

103.142.8.158

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • UAC bypass 3 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 32 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65549c0c44948ed7543c30d24f4d6a54521d51e2f8abfcba0d7a73c80c036e27.exe
    "C:\Users\Admin\AppData\Local\Temp\65549c0c44948ed7543c30d24f4d6a54521d51e2f8abfcba0d7a73c80c036e27.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4824
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe C:\Users\Public\Music\g70UKD
      2⤵
        PID:1800
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3728
      • C:\Users\Admin\AppData\Roaming\UTF0I\Ele5.exe
        "C:\Users\Admin\AppData\Roaming\UTF0I\Ele5.exe" -n C:\Users\Admin\AppData\Roaming\UTF0I\0YK.zip -d C:\Users\Admin\AppData\Roaming
        2⤵
        • Drops startup file
        • Executes dropped EXE
        PID:4700
      • C:\ProgramData\Q8SEDY\1L7OAU7.exe
        "C:\ProgramData\Q8SEDY\1L7OAU7.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Suspicious use of WriteProcessMemory
        PID:2796
        • C:\Windows\SysWOW64\cmd.exe
          cmd /C regedit /s Uac.reg
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4356
          • C:\Windows\SysWOW64\regedit.exe
            regedit /s Uac.reg
            4⤵
            • UAC bypass
            • Runs .reg file with regedit
            PID:4256
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:2336

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Q8SEDY\1L7OAU7.exe

        Filesize

        498KB

        MD5

        3a5b4b08e6ae35fd3ff44ccfb6c4b1aa

        SHA1

        b5b57a9737a2572d7920d67455f370237ea3c793

        SHA256

        be153ac4db95db7520049a4c1e5182be07d27d2c11088a2d768e931b9a981c7f

        SHA512

        b7d570f0ada7bf7c6893aae06bdb3b182a12ef941c6ed099f17149407395d677fc31736aa2e326b57607be2335c35c659621592c1ea83e59c373f52ccb6a5d81

      • C:\ProgramData\Q8SEDY\1L7OAU7.exe

        Filesize

        498KB

        MD5

        3a5b4b08e6ae35fd3ff44ccfb6c4b1aa

        SHA1

        b5b57a9737a2572d7920d67455f370237ea3c793

        SHA256

        be153ac4db95db7520049a4c1e5182be07d27d2c11088a2d768e931b9a981c7f

        SHA512

        b7d570f0ada7bf7c6893aae06bdb3b182a12ef941c6ed099f17149407395d677fc31736aa2e326b57607be2335c35c659621592c1ea83e59c373f52ccb6a5d81

      • C:\ProgramData\Q8SEDY\1L7OAU7.exe

        Filesize

        498KB

        MD5

        3a5b4b08e6ae35fd3ff44ccfb6c4b1aa

        SHA1

        b5b57a9737a2572d7920d67455f370237ea3c793

        SHA256

        be153ac4db95db7520049a4c1e5182be07d27d2c11088a2d768e931b9a981c7f

        SHA512

        b7d570f0ada7bf7c6893aae06bdb3b182a12ef941c6ed099f17149407395d677fc31736aa2e326b57607be2335c35c659621592c1ea83e59c373f52ccb6a5d81

      • C:\ProgramData\Q8SEDY\AVK.dll

        Filesize

        980KB

        MD5

        482dd157a1fa275bd8c399dfcd6a24bc

        SHA1

        8c272eb1a5bb0f89f40e2a4caf9a2634cf8cbcfa

        SHA256

        649d253d56d1de2598d1f509ed8a0ef3440ff1cbbcda046cc7b838fc4d58a731

        SHA512

        aaf7ff5b49d3185152904c83fd3ffa90a907497f2931399886340c0381c091b90a848a1a95e9dc9c086930fe7861dcbf710dcecd9422f41d16d40f1a1c056de2

      • C:\ProgramData\Q8SEDY\avk.dll

        Filesize

        980KB

        MD5

        482dd157a1fa275bd8c399dfcd6a24bc

        SHA1

        8c272eb1a5bb0f89f40e2a4caf9a2634cf8cbcfa

        SHA256

        649d253d56d1de2598d1f509ed8a0ef3440ff1cbbcda046cc7b838fc4d58a731

        SHA512

        aaf7ff5b49d3185152904c83fd3ffa90a907497f2931399886340c0381c091b90a848a1a95e9dc9c086930fe7861dcbf710dcecd9422f41d16d40f1a1c056de2

      • C:\ProgramData\Q8SEDY\info.txt

        Filesize

        491KB

        MD5

        d62278c3290143e776c7209b3c2a3104

        SHA1

        bdec0c7269ad520e074a800e2e079da848e84ce2

        SHA256

        5b4b5a6dfa6bcce3727cc8f2dcba39ae7d8a6faff7725fa7faf249db26ca8af7

        SHA512

        9cf8d38c2f27130208f4c29bfa217782fefcd689c47068b816a76b7d1ed68799a55f94bf8c1a74aa3692b8a3eec345874324b50d6fbe42118e697a6f6e31f741

      • C:\Users\Admin\AppData\Roaming\UTF0I\0YK.zip

        Filesize

        1KB

        MD5

        6b284b23a6f922bd0e16952aaa4b84f4

        SHA1

        a76cefcda9d10fbbaf22ddf6cc4200fa50f75be6

        SHA256

        6d323e7bb1d634498788e5aa29af4a821b476f557d1222090f9d575b5aa45d06

        SHA512

        b2622e3f11c2e7a83e1cc8afe3cf7122d93441dc4ca21b6e4c8f3c5f7ee47add8f33e555deecbb09433cc627cbc73f3ac5a93470c9031c1b4d4358a2cb640361

      • C:\Users\Admin\AppData\Roaming\UTF0I\Ele5.exe

        Filesize

        118KB

        MD5

        3331650b6a8c7b391e1416679d6f9fe2

        SHA1

        58fc669e7d25f2771002219dcc53c5d3aa98d0fb

        SHA256

        f044b74956a628a859e594dedb7617fb5ed6d0d5cedf6e82a4daa45e59bbd1c5

        SHA512

        8638bc8fb432bca4a84422fc607649c41007e94d4b43dda8dfcc7b532ec85f077055197eedbe4766b360d572db76e7683c69742820bc9a24a7628cad263a9407

      • C:\Users\Admin\AppData\Roaming\UTF0I\Ele5.exe

        Filesize

        118KB

        MD5

        3331650b6a8c7b391e1416679d6f9fe2

        SHA1

        58fc669e7d25f2771002219dcc53c5d3aa98d0fb

        SHA256

        f044b74956a628a859e594dedb7617fb5ed6d0d5cedf6e82a4daa45e59bbd1c5

        SHA512

        8638bc8fb432bca4a84422fc607649c41007e94d4b43dda8dfcc7b532ec85f077055197eedbe4766b360d572db76e7683c69742820bc9a24a7628cad263a9407

      • C:\Users\Admin\AppData\Roaming\UTF0I\Ele5.exe

        Filesize

        118KB

        MD5

        3331650b6a8c7b391e1416679d6f9fe2

        SHA1

        58fc669e7d25f2771002219dcc53c5d3aa98d0fb

        SHA256

        f044b74956a628a859e594dedb7617fb5ed6d0d5cedf6e82a4daa45e59bbd1c5

        SHA512

        8638bc8fb432bca4a84422fc607649c41007e94d4b43dda8dfcc7b532ec85f077055197eedbe4766b360d572db76e7683c69742820bc9a24a7628cad263a9407

      • C:\Users\Admin\AppData\Roaming\UTF0I\Embarcaderophi.lnk

        Filesize

        797B

        MD5

        db9c4875c7c0f4f7946855e58bbd6a53

        SHA1

        419851c6fa9e270b5ebaf47bdfd1c4608b364954

        SHA256

        f387904eb991ec353a5404d0133907ecb23ce27010bd8bdf7f0d2c8f7f1b6968

        SHA512

        52184a58d7db041074c3a7834ba87c216dc9f0f824ad44005b48b125d9bb3c77e1478bd841175094e3bf0e075ef0d9798761e420d14b4053308d56ac19e1b6dc

      • C:\Users\Public\Music\g70UKD\5WPFzs.lnk

        Filesize

        1006B

        MD5

        dcfd64c505a4e954829cdd028b4e6115

        SHA1

        1cd45fb61424a53588c99d701d0b9cec92aec534

        SHA256

        1817825565b72d85835bede2eb2e6991f5bee5eb26426c1181aa168a92c423c3

        SHA512

        948ddbc173ea79fc60f08cd39ec2b6620f1265fa09154d3b3c3f57a9b8787c8d66dd541f5f2da0df6ee4af4aafb3daff4c7f02b96a347cf22fa2a92d1b9c6106

      • C:\Users\Public\Music\g70UKD\Atnd7X.url

        Filesize

        67B

        MD5

        a84eebfc0638dc9e5f4d66ce244389a5

        SHA1

        6efbf103923ee820606dd4563b81528e2757a055

        SHA256

        78a290021129fa1b17a71f562089adb230d5db279bd6db4950a134520aee4c5f

        SHA512

        c857f7c25c1ad3dbba8c243a07876472b7ef6a5052f140910aa6d490d58edac227754bf6c20b5304b20b6d349ba719a010e23604b12069bc62399f05462b30fa

      • C:\Users\Public\Music\g70UKD\Gxqga3.url

        Filesize

        67B

        MD5

        a84eebfc0638dc9e5f4d66ce244389a5

        SHA1

        6efbf103923ee820606dd4563b81528e2757a055

        SHA256

        78a290021129fa1b17a71f562089adb230d5db279bd6db4950a134520aee4c5f

        SHA512

        c857f7c25c1ad3dbba8c243a07876472b7ef6a5052f140910aa6d490d58edac227754bf6c20b5304b20b6d349ba719a010e23604b12069bc62399f05462b30fa

      • C:\Users\Public\Music\g70UKD\JAtnd6.url

        Filesize

        67B

        MD5

        a84eebfc0638dc9e5f4d66ce244389a5

        SHA1

        6efbf103923ee820606dd4563b81528e2757a055

        SHA256

        78a290021129fa1b17a71f562089adb230d5db279bd6db4950a134520aee4c5f

        SHA512

        c857f7c25c1ad3dbba8c243a07876472b7ef6a5052f140910aa6d490d58edac227754bf6c20b5304b20b6d349ba719a010e23604b12069bc62399f05462b30fa

      • C:\Users\Public\Music\g70UKD\JAtnd6.url

        Filesize

        67B

        MD5

        a84eebfc0638dc9e5f4d66ce244389a5

        SHA1

        6efbf103923ee820606dd4563b81528e2757a055

        SHA256

        78a290021129fa1b17a71f562089adb230d5db279bd6db4950a134520aee4c5f

        SHA512

        c857f7c25c1ad3dbba8c243a07876472b7ef6a5052f140910aa6d490d58edac227754bf6c20b5304b20b6d349ba719a010e23604b12069bc62399f05462b30fa

      • C:\Users\Public\Music\g70UKD\Lrle5Y.lnk

        Filesize

        1006B

        MD5

        b3ccc3a90e0b8129f7e7e3f41c67cbfc

        SHA1

        6653477fd3477e6d5765a98da1701367ba868f6d

        SHA256

        cb49a26480fe58faacb16c30364f2fbd37ac8d4728353a7f28732db5d59e9738

        SHA512

        0433cff83bd18be1db962875b64bed6ac0226df1a81f234e59ed55386ea225011f5e36c730fb5fe4bb9128bab565835e5eec6594bd4e283b2a25518e1cd238d5

      • C:\Users\Public\Music\g70UKD\MGwqj9.url

        Filesize

        67B

        MD5

        a84eebfc0638dc9e5f4d66ce244389a5

        SHA1

        6efbf103923ee820606dd4563b81528e2757a055

        SHA256

        78a290021129fa1b17a71f562089adb230d5db279bd6db4950a134520aee4c5f

        SHA512

        c857f7c25c1ad3dbba8c243a07876472b7ef6a5052f140910aa6d490d58edac227754bf6c20b5304b20b6d349ba719a010e23604b12069bc62399f05462b30fa

      • C:\Users\Public\Music\g70UKD\PJCtmc.url

        Filesize

        67B

        MD5

        a84eebfc0638dc9e5f4d66ce244389a5

        SHA1

        6efbf103923ee820606dd4563b81528e2757a055

        SHA256

        78a290021129fa1b17a71f562089adb230d5db279bd6db4950a134520aee4c5f

        SHA512

        c857f7c25c1ad3dbba8c243a07876472b7ef6a5052f140910aa6d490d58edac227754bf6c20b5304b20b6d349ba719a010e23604b12069bc62399f05462b30fa

      • C:\Users\Public\Music\g70UKD\VCvpf9.lnk

        Filesize

        1006B

        MD5

        011c0d49142db33c83f57d331ea0b957

        SHA1

        94a34c80fa2585887fa7c13224b0264b486f1eef

        SHA256

        89395b4f38b38d075a9d7ab92461588b8792e7f62639f4346d5d01a284d9ca88

        SHA512

        05df94cd9de7e589bdb3ccab7104aadf78f4596e0b8194e1fe8d83956ef3b79aae2ef9670a42fc4cf20cdd7a3d6e2e36e5ffa7f3a6e4ebc65c2da60bd290424a

      • C:\Users\Public\Music\g70UKD\WMFwpj.url

        Filesize

        67B

        MD5

        a84eebfc0638dc9e5f4d66ce244389a5

        SHA1

        6efbf103923ee820606dd4563b81528e2757a055

        SHA256

        78a290021129fa1b17a71f562089adb230d5db279bd6db4950a134520aee4c5f

        SHA512

        c857f7c25c1ad3dbba8c243a07876472b7ef6a5052f140910aa6d490d58edac227754bf6c20b5304b20b6d349ba719a010e23604b12069bc62399f05462b30fa

      • C:\Users\Public\Music\g70UKD\XExohb.lnk

        Filesize

        1006B

        MD5

        e34f015f6e553d11fbec04cf51c82fa6

        SHA1

        e7c74dc05a4ee80880a1a9636abed22801a37d36

        SHA256

        9639b695a8837d6e399f004e7ad0b42e9f94f9b68750512cc54a03707a8d2243

        SHA512

        e1e0fa6ee9e7f4c17bebc929947d38ab81b178919b14e4541bc1b374453ad6a7b54538c8a7e8ae90c44b049a9d1b27429aa8f0a7023acfc034dffc87e8fdf28d

      • C:\Users\Public\Music\g70UKD\_PICsm.url

        Filesize

        67B

        MD5

        a84eebfc0638dc9e5f4d66ce244389a5

        SHA1

        6efbf103923ee820606dd4563b81528e2757a055

        SHA256

        78a290021129fa1b17a71f562089adb230d5db279bd6db4950a134520aee4c5f

        SHA512

        c857f7c25c1ad3dbba8c243a07876472b7ef6a5052f140910aa6d490d58edac227754bf6c20b5304b20b6d349ba719a010e23604b12069bc62399f05462b30fa

      • C:\Users\Public\Music\g70UKD\b2VPFy.lnk

        Filesize

        1006B

        MD5

        b0952d7d0f276ef88ba302b77c04e209

        SHA1

        9ba4baefe66ad0725ec519b9ed01409d778e22ca

        SHA256

        5e9d26689ba58757b36109eea75e42aea4d8566cc87e862b4a36059d9f0e1af4

        SHA512

        1b2b94a5657f75b52ab3183564c4a5da5ac1896dc510afce6b0f00d77153a6175fbb59986460c9a770faa66b0331bed9b95591159c390f600a3909f13590b090

      • C:\Users\Public\Music\g70UKD\gWNGAq.lnk

        Filesize

        1006B

        MD5

        f27610a7dc1d138eda1950be2348c636

        SHA1

        ceb15d0b94a85ee40fae211aa717ce48111ea4da

        SHA256

        c9b63cbfaee76b7834a197cc4222a5246858f986fe74636116eff7deed292ed5

        SHA512

        409eb66635eff226c068c9da4c451eb6c87f996a14602ded9cb3ec51f9af2d3a8498f5e012be6b551df36db3c1c49c6dd160192077516e33ed1288b1fc90e48c

      • C:\Users\Public\Music\g70UKD\xohb1U.lnk

        Filesize

        1006B

        MD5

        1409eccd5fbcb01b40df6f11db93a00b

        SHA1

        be0df62e0213efcc8b9bef418f7ebe5d3416604d

        SHA256

        e5f69d00c833707cb32a482a035491882ccb266374d8ad80093ae6ab6db6d097

        SHA512

        f91c13e227f9253ae3c95ff8326994cc15fbe1b1b70cf71dd10fc5833001389feb8c1e90459ec7a0cb73ece9a115747c40ba2045e82facd304d76e6c9f7032dd

      • C:\Users\Public\bai12.zip

        Filesize

        1.1MB

        MD5

        2b03ef6d1cdbeabba85f99f53853cdd1

        SHA1

        7e0fbb1bb8ea80ab0ff6197089cbafd5189d57e9

        SHA256

        ac8cfbbb4219607d948591df2f15e0cb5bd20a3e133a9ca84aa10d8622b7a3b8

        SHA512

        8526cbf25e98e0cb411c4572ee37403fba4a1c4ccff31c5b33be47c6dc4e599a6e350beb414d6f31b2f77b96422ae7b0a0a0668a10edece991f904f10b1e671c

      • C:\Windows\SysWOW64\Uac.reg

        Filesize

        245B

        MD5

        3259410b95978a44d4a95a1d1815cc6d

        SHA1

        26d3928a81f9d754c7991673c6b856652ce38f98

        SHA256

        182d0025f616b82d52f824e52ec21f6f75cb3cba3e31b0f27c1f8d1a6d5aa7b5

        SHA512

        44b7fdec8e4346901cc73927536b9841489b16e1faf4a25e17bb620195b4d0f841c7a5746b4f7a37fc91b7b9606abcb61b662b5732935472064b5eab31ce300b

      • memory/2796-95-0x0000000002CD0000-0x0000000002CFD000-memory.dmp

        Filesize

        180KB

      • memory/4824-5-0x0000000010000000-0x0000000010046000-memory.dmp

        Filesize

        280KB