Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-11-2023 03:59

General

  • Target

    y.exe

  • Size

    516KB

  • MD5

    672c56bcaeedb4f630cda204ed5ef32d

  • SHA1

    df8868926293efb2e13339a020a0eefee128d9d7

  • SHA256

    448a9d8451178d090723b249ba1b3514539b14bfb14a7b2141dd492f296d1f53

  • SHA512

    38f69f8199a664edb278aeb63d33a50d19fa843e1331ba3870f3038cd2620cd41979c02287dfe154031c1d5ea32be70d9f775ae2e2f8c4f8e7fbef36154b21a4

  • SSDEEP

    6144:J0aJ41z7pmJyseEgKgPObyIozhRjcerTn:J0aqz79QmI4T

Malware Config

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 5 IoCs
  • Gh0strat

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

  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 32 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\y.exe
    "C:\Users\Admin\AppData\Local\Temp\y.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2584
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe C:\Users\Public\Music\f8YSLC
      2⤵
        PID:2468
    • 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:2460
      • C:\Users\Admin\AppData\Roaming\4O7O7\Cmc6.exe
        "C:\Users\Admin\AppData\Roaming\4O7O7\Cmc6.exe" -n C:\Users\Admin\AppData\Roaming\4O7O7\51L.zip -d C:\Users\Admin\AppData\Roaming
        2⤵
        • Drops startup file
        • Executes dropped EXE
        PID:3228
      • C:\ProgramData\VEYEYH\4K3N3Ny.exe
        "C:\ProgramData\VEYEYH\4K3N3Ny.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Enumerates connected drives
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:636
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3756

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\SHELL.TXT

        Filesize

        1.2MB

        MD5

        a70e878d33aedb2062dd6dd99e340ff3

        SHA1

        a46b786c73f1751c998f00a4c41c0ea75f5e88e5

        SHA256

        a822a24f5987587a129a46e15dd905b2d09e605116689197e9222ea811a4e962

        SHA512

        78e196bd3dcbbcc43eedfb3c2cc2532537090c8b755eeeeafeb2a555f8035c14feedcddcfe991ad4c01f99889ca3dcd7e43652a1bf9a36e93400bedd363e6530

      • C:\ProgramData\SHELL.ini

        Filesize

        92B

        MD5

        1213b2902b1c8b54868828c5a532811c

        SHA1

        ffe38a207b31fac5797c86e43ca3ed5667e96d0e

        SHA256

        67c9bbef4f0e63c67f09b7519f3178a820a0fcfdda5b84998dd8078c3fbd9d08

        SHA512

        3ffa49c5f45c0f2baedc5cd9c326b289b6dd608aea036235040e2f35479d62dfab6a7ecc7d66e1deac67834babee4b7272e7b7e7a0a9a4dff35fb76804c9f193

      • C:\ProgramData\SHELL.ini

        Filesize

        102B

        MD5

        2e3c18cf89e3995c1caad22622a8633a

        SHA1

        1f5b89c2368f2e3974fe951fa087a3a2cd36146d

        SHA256

        0f371f46af350a287c34e785aec5b3d0a52d97e0aeabf548e612b6c3f51f5e79

        SHA512

        e349cd0e0908c7f6ca61402aebe674a34342add6dfd4a7ca03d708746d0d2039bb08aec03f3029a2180cf03ab8cdacfc3ea9bbe42dcfa6f0a70ae12a92b0575c

      • C:\ProgramData\VEYEYH\4K3N3Ny.exe

        Filesize

        2.2MB

        MD5

        afd1c09b13ac9d85781c6e4fe07457c7

        SHA1

        bb559602478c9b2e96da8eaa77f0536577aca1df

        SHA256

        9a50ab40120b76695c78d45c64a97f7179033a2a05f5a2e97db36c2a81021806

        SHA512

        1f48829faef6f22836e8946fb610c73b4134f0efa6c5ce0ece6c19606506c6d7fc4db4852b06b38183b1ad58c7775ffba5f0c69f93ce57532d29bff1d88226c4

      • C:\ProgramData\VEYEYH\4K3N3Ny.exe

        Filesize

        2.2MB

        MD5

        afd1c09b13ac9d85781c6e4fe07457c7

        SHA1

        bb559602478c9b2e96da8eaa77f0536577aca1df

        SHA256

        9a50ab40120b76695c78d45c64a97f7179033a2a05f5a2e97db36c2a81021806

        SHA512

        1f48829faef6f22836e8946fb610c73b4134f0efa6c5ce0ece6c19606506c6d7fc4db4852b06b38183b1ad58c7775ffba5f0c69f93ce57532d29bff1d88226c4

      • C:\ProgramData\VEYEYH\4K3N3Ny.exe

        Filesize

        2.2MB

        MD5

        afd1c09b13ac9d85781c6e4fe07457c7

        SHA1

        bb559602478c9b2e96da8eaa77f0536577aca1df

        SHA256

        9a50ab40120b76695c78d45c64a97f7179033a2a05f5a2e97db36c2a81021806

        SHA512

        1f48829faef6f22836e8946fb610c73b4134f0efa6c5ce0ece6c19606506c6d7fc4db4852b06b38183b1ad58c7775ffba5f0c69f93ce57532d29bff1d88226c4

      • C:\ProgramData\VEYEYH\info.txt

        Filesize

        119KB

        MD5

        e47ce3af60628f795b86b3c3aff8b88f

        SHA1

        88051cfdd8fbd780888aba557a35cba97635694e

        SHA256

        40e00f085b691bbf8adbef2adb0ec55d5c6dee808605be4e4fd8ccad65f59c4b

        SHA512

        7ba0870dd4817e24f13a513a3ebd1196b0994f4a54574ac44b8791c52c9cd98260c96ab8368d04889472f4cb0bf08e2affe81f9593f80af43f57762d5f4cf1db

      • C:\ProgramData\VEYEYH\qqffoBase.dll

        Filesize

        484KB

        MD5

        9f06ceef05be654f331d8771c74b25f0

        SHA1

        656829c09c9b3341afc371932e53271e76f09c23

        SHA256

        6417309e97acc09cbd18f919cd7b767584649ad2867abf613a47cf502da81507

        SHA512

        ca68a814ca42f8d7ffe35e78bbaa40d3d3d49cbc3c46832719d2b4d6566d8eee031f568fbdbc0d872fd5b84bea4f21ba4633baff3513b919789790b3516af5b3

      • C:\ProgramData\VEYEYH\qqffoBase.dll

        Filesize

        484KB

        MD5

        9f06ceef05be654f331d8771c74b25f0

        SHA1

        656829c09c9b3341afc371932e53271e76f09c23

        SHA256

        6417309e97acc09cbd18f919cd7b767584649ad2867abf613a47cf502da81507

        SHA512

        ca68a814ca42f8d7ffe35e78bbaa40d3d3d49cbc3c46832719d2b4d6566d8eee031f568fbdbc0d872fd5b84bea4f21ba4633baff3513b919789790b3516af5b3

      • C:\Users\Admin\AppData\Roaming\4O7O7\51L.zip

        Filesize

        1KB

        MD5

        7655335695a6b48685060b472f6a207c

        SHA1

        a0fd7f41f67ace4a07668c58388761c94d48439f

        SHA256

        20cef5129a77bdc4155b8fcdf38097dabaeba17d105a566044c8dfa43aaa141a

        SHA512

        237f21800d4393234ceb4bb5d95a7ecebfab8a061e50ab24d8a6beb31bbb33150e637127e675e8d2b53c7fde67fd3d4d68c8610cd9999564a38bb76ea3f9e96f

      • C:\Users\Admin\AppData\Roaming\4O7O7\Cmc6.exe

        Filesize

        152KB

        MD5

        6ffd7c733dde81f2b6b8782e690b044d

        SHA1

        19163bb2a519b23757061333da30c734cee7e32e

        SHA256

        cafde9e7d48e330f8edb552e2c026d11a318b8c9ee49bbd1a3dc9af1436e2fbc

        SHA512

        d9a42c9b1953a607f5c65e93bcd9d263ce5bf37f5bad57517848d0e6d7ea601f3378c48b143920fde8cab8626d5abfd97c2500f21bb981441aa0ab555dd1fda3

      • C:\Users\Admin\AppData\Roaming\4O7O7\Cmc6.exe

        Filesize

        152KB

        MD5

        6ffd7c733dde81f2b6b8782e690b044d

        SHA1

        19163bb2a519b23757061333da30c734cee7e32e

        SHA256

        cafde9e7d48e330f8edb552e2c026d11a318b8c9ee49bbd1a3dc9af1436e2fbc

        SHA512

        d9a42c9b1953a607f5c65e93bcd9d263ce5bf37f5bad57517848d0e6d7ea601f3378c48b143920fde8cab8626d5abfd97c2500f21bb981441aa0ab555dd1fda3

      • C:\Users\Admin\AppData\Roaming\4O7O7\Cmc6.exe

        Filesize

        152KB

        MD5

        6ffd7c733dde81f2b6b8782e690b044d

        SHA1

        19163bb2a519b23757061333da30c734cee7e32e

        SHA256

        cafde9e7d48e330f8edb552e2c026d11a318b8c9ee49bbd1a3dc9af1436e2fbc

        SHA512

        d9a42c9b1953a607f5c65e93bcd9d263ce5bf37f5bad57517848d0e6d7ea601f3378c48b143920fde8cab8626d5abfd97c2500f21bb981441aa0ab555dd1fda3

      • C:\Users\Admin\AppData\Roaming\4O7O7\Embarcaderophi.lnk

        Filesize

        797B

        MD5

        fe12ea498a38f4d8fd5cd06b4d71a13c

        SHA1

        3b83aa066f36b542f468d177045fac4bf41ec8ba

        SHA256

        d26652afdc004b237f4fa0ca59875d217af850a36095e7a2a668284551ce6dbe

        SHA512

        d14dc894c06888f96d59354ceb8ef97c29f2b099645f7f4615372a9e99c056f04d83a423b6191e7fd03247ce0c56f85be8cc81419abebb6b682106db594bafd7

      • C:\Users\Public\EXEXHX

        Filesize

        2.8MB

        MD5

        a4545f9052e0f25d388fd08d1f8dc918

        SHA1

        14427a5dee047507d72cd4654ccc60db88fc4aae

        SHA256

        37e849c75b1904a47549335a3b72d458c9e28617f18502bdd4860365442f5f86

        SHA512

        102f3ff5784c9b0e65ba708962da79e04a77007d16e00fc67d3496b56c83fca83af65a70cba8bba84e4953659b133e51d484f9b0255205cdb080070c665599a8

      • C:\Users\Public\Music\f8YSLC\4LEuoe.lnk

        Filesize

        1006B

        MD5

        ba910fc9d5e0cc66daa2cbd37122ff6a

        SHA1

        e649be5d32c2c972691a4ab5410fe1583c8e215f

        SHA256

        cf1f7f1a0de2c5ee0f88d4a9cb1b518c3799551136dcb40f84118bb690caef08

        SHA512

        f294cbce6a9a8eb2821be4514c1bbe2d67bf8d342bea50c40cf0a3a883e58f8b6fdec6926b85ac099e4c90333cd0a820db76dbccd572947276609a5d8459a035

      • C:\Users\Public\Music\f8YSLC\81SLBv.url

        Filesize

        67B

        MD5

        3f76c0675a3c08d4b643b3987a50528f

        SHA1

        c6789d5772f882794de748f4ae1397d1019d0d87

        SHA256

        2d3c8667cb8cfe02a22fd2a33819232359cb9d827ed5431eceb24080f9bcd37f

        SHA512

        24e8c23e2621461735fb124db9fe230f76dd9c8385b15ce4d1bd4c098ad5c95c7917a4bc8352501f78ae08f007daeca72d162dcf69968635bac61a9f268c9c6c

      • C:\Users\Public\Music\f8YSLC\9PJCtm.lnk

        Filesize

        1006B

        MD5

        3c5971f2241fd250bb4d216a595835a2

        SHA1

        77d8d831c86dc2fea9b96d16fc4edd2024ac6a17

        SHA256

        86943c36fd3f72feefec4267fe8645ebe4db39575e565c67e1bdc18dafdd4f1d

        SHA512

        4456bc4c014fbf262f985f281a0ff5c437c5209b4dd234650fb76b83b48f3906a83653355ddf12552d9d6545fa9afa208f4a1e18ada3497441497dc579c21496

      • C:\Users\Public\Music\f8YSLC\Dund70.url

        Filesize

        67B

        MD5

        3f76c0675a3c08d4b643b3987a50528f

        SHA1

        c6789d5772f882794de748f4ae1397d1019d0d87

        SHA256

        2d3c8667cb8cfe02a22fd2a33819232359cb9d827ed5431eceb24080f9bcd37f

        SHA512

        24e8c23e2621461735fb124db9fe230f76dd9c8385b15ce4d1bd4c098ad5c95c7917a4bc8352501f78ae08f007daeca72d162dcf69968635bac61a9f268c9c6c

      • C:\Users\Public\Music\f8YSLC\Evoi81.lnk

        Filesize

        1006B

        MD5

        3e4fe26cbc297043d0e89df2c00a22f5

        SHA1

        2ca57b2863cb5f68a6e7f8e57db6f78941408154

        SHA256

        ba8f89d3f2fb1b20e22b9623612602c36450d6552e250228230388db3d16d349

        SHA512

        659dc818b06fd5445f0d1974fdb68bea8d5a07bfac1c552f26579a2348cc12307655385fd3ae6f42aa828fa5610452b5ce86685f0d62b1660b7ac7e6b1b070d2

      • C:\Users\Public\Music\f8YSLC\Gxqka3.url

        Filesize

        67B

        MD5

        3f76c0675a3c08d4b643b3987a50528f

        SHA1

        c6789d5772f882794de748f4ae1397d1019d0d87

        SHA256

        2d3c8667cb8cfe02a22fd2a33819232359cb9d827ed5431eceb24080f9bcd37f

        SHA512

        24e8c23e2621461735fb124db9fe230f76dd9c8385b15ce4d1bd4c098ad5c95c7917a4bc8352501f78ae08f007daeca72d162dcf69968635bac61a9f268c9c6c

      • C:\Users\Public\Music\f8YSLC\_SICvm.lnk

        Filesize

        1006B

        MD5

        d9aebffbf2c573a3781deecc5deee3a6

        SHA1

        c914c402a54ca0006ec3ee6ee6462fd23842ce70

        SHA256

        eb7d04625a7e697b43e8378991c2f347e171a019fb35642da21e73ce70631468

        SHA512

        15a8d4fc69704cb9fbc78ff1021f261c52d97cc75898e5c35db2f2520d548b4af11115893fdf150387b8a2be6550374152c08bb92ff4a04e2071f521118f02a4

      • C:\Users\Public\Music\f8YSLC\b4VOIy.url

        Filesize

        67B

        MD5

        3f76c0675a3c08d4b643b3987a50528f

        SHA1

        c6789d5772f882794de748f4ae1397d1019d0d87

        SHA256

        2d3c8667cb8cfe02a22fd2a33819232359cb9d827ed5431eceb24080f9bcd37f

        SHA512

        24e8c23e2621461735fb124db9fe230f76dd9c8385b15ce4d1bd4c098ad5c95c7917a4bc8352501f78ae08f007daeca72d162dcf69968635bac61a9f268c9c6c

      • C:\Users\Public\Music\f8YSLC\e71RLE.url

        Filesize

        67B

        MD5

        3f76c0675a3c08d4b643b3987a50528f

        SHA1

        c6789d5772f882794de748f4ae1397d1019d0d87

        SHA256

        2d3c8667cb8cfe02a22fd2a33819232359cb9d827ed5431eceb24080f9bcd37f

        SHA512

        24e8c23e2621461735fb124db9fe230f76dd9c8385b15ce4d1bd4c098ad5c95c7917a4bc8352501f78ae08f007daeca72d162dcf69968635bac61a9f268c9c6c

      • C:\Users\Public\Music\f8YSLC\e71RLE.url

        Filesize

        67B

        MD5

        3f76c0675a3c08d4b643b3987a50528f

        SHA1

        c6789d5772f882794de748f4ae1397d1019d0d87

        SHA256

        2d3c8667cb8cfe02a22fd2a33819232359cb9d827ed5431eceb24080f9bcd37f

        SHA512

        24e8c23e2621461735fb124db9fe230f76dd9c8385b15ce4d1bd4c098ad5c95c7917a4bc8352501f78ae08f007daeca72d162dcf69968635bac61a9f268c9c6c

      • C:\Users\Public\Music\f8YSLC\oi82VL.lnk

        Filesize

        1006B

        MD5

        ebf8ce30042c9a049130da871162df7e

        SHA1

        b2239e6a75458b9906fdbd37b5d718d671ca763c

        SHA256

        755b48138ef958bb5414cbb08b6f8ba4cbfca2b12fc730e4857ce496ae3d1cc1

        SHA512

        0506c6593c341de42af7d266fc815f972a4da9c83be6f7e2438d2671f1a8ea7811696e14945864c53fa430900a8f223a087e69420ca4e8fef1173140e18d3c9d

      • C:\Users\Public\Music\f8YSLC\p5_PJz.lnk

        Filesize

        1006B

        MD5

        3eab583983ab1978238fe77502a5160e

        SHA1

        a6d2ae0e541bd206387ea4357f4903c2cc3fd8bb

        SHA256

        cec83f4878a44c85f76d7a6ff4ec722020314687d5b1c1e5363c986ea64c1ef4

        SHA512

        70ceaff0772cc65349320c36cfeae23e0fcf58aa8bb416965530674995eb5aabad44b919e41f3649ce6485a43174325737a4156af5a82a103f21a57347030287

      • C:\Users\Public\Music\f8YSLC\q70RKE.lnk

        Filesize

        1006B

        MD5

        011fb2f0ba8b2b1c0a257a00c8991f96

        SHA1

        d2d823b1fb95af407a5b23e8f846ffe9c8e985b9

        SHA256

        b9e9dfacef734d5d846465ab9c7bf447d6d9cad5a87a728abcbcdead0a794b25

        SHA512

        8189d445fdb28939cfe27d6545b2faa230af16ffd627ebda20ef7fb8017ab1e947364e4509ffc04f40c9456c6d54b412d5697521490d87da65d301ada775d05a

      • C:\Users\Public\Music\f8YSLC\uoe7OH.url

        Filesize

        67B

        MD5

        3f76c0675a3c08d4b643b3987a50528f

        SHA1

        c6789d5772f882794de748f4ae1397d1019d0d87

        SHA256

        2d3c8667cb8cfe02a22fd2a33819232359cb9d827ed5431eceb24080f9bcd37f

        SHA512

        24e8c23e2621461735fb124db9fe230f76dd9c8385b15ce4d1bd4c098ad5c95c7917a4bc8352501f78ae08f007daeca72d162dcf69968635bac61a9f268c9c6c

      • C:\Users\Public\Music\f8YSLC\xrka4U.url

        Filesize

        67B

        MD5

        3f76c0675a3c08d4b643b3987a50528f

        SHA1

        c6789d5772f882794de748f4ae1397d1019d0d87

        SHA256

        2d3c8667cb8cfe02a22fd2a33819232359cb9d827ed5431eceb24080f9bcd37f

        SHA512

        24e8c23e2621461735fb124db9fe230f76dd9c8385b15ce4d1bd4c098ad5c95c7917a4bc8352501f78ae08f007daeca72d162dcf69968635bac61a9f268c9c6c

      • memory/636-98-0x0000000000400000-0x0000000000CD0000-memory.dmp

        Filesize

        8.8MB

      • memory/636-102-0x0000000001010000-0x000000000101A000-memory.dmp

        Filesize

        40KB

      • memory/636-112-0x00000000038B0000-0x00000000039EB000-memory.dmp

        Filesize

        1.2MB

      • memory/636-113-0x00000000039F0000-0x0000000003B98000-memory.dmp

        Filesize

        1.7MB

      • memory/636-115-0x00000000039F0000-0x0000000003B98000-memory.dmp

        Filesize

        1.7MB

      • memory/636-123-0x00000000039F0000-0x0000000003B98000-memory.dmp

        Filesize

        1.7MB

      • memory/636-134-0x0000000000400000-0x0000000000CD0000-memory.dmp

        Filesize

        8.8MB

      • memory/636-135-0x00000000039F0000-0x0000000003B98000-memory.dmp

        Filesize

        1.7MB

      • memory/2584-2-0x0000000010000000-0x00000000100C1000-memory.dmp

        Filesize

        772KB

      • memory/2584-11-0x0000000003A30000-0x0000000003A76000-memory.dmp

        Filesize

        280KB