Resubmissions

24/12/2024, 16:28

241224-tywb7s1qat3

14/12/2024, 01:02

241214-bd5q2asmcz7

10/12/2024, 00:03

241210-acches1ncp7

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/12/2024, 01:02

General

  • Target
    DotStealer (1.5).exe
  • Size 13.6MB
  • Sample241214-bd5q2asmcz
  • SHA256 a6643508f9a45e08bfede83306e5d3676ea859c19a7a796456984c35fb3c482a
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 20 IoCs
  • UPX packed file 51 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DotStealer (1.5).exe
    "C:\Users\Admin\AppData\Local\Temp\DotStealer (1.5).exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4088
    • C:\Users\Admin\AppData\Local\Temp\DotStealer (1.5).exe
      "C:\Users\Admin\AppData\Local\Temp\DotStealer (1.5).exe"
      2⤵
      • Loads dropped DLL
      PID:3812

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\VCRUNTIME140.dll
        • Size 106KB
        • SHA256 76fdb83fde238226b5bebaf3392ee562e2cb7ca8d3ef75983bf5f9d6c7119644
        • MD5 SHA1 SHA512 SSDEEP

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\_bz2.pyd
        • Size 47KB
        • SHA256 f5e913a9f2adf7d599ea9bb105e144ba11699bbcb1514e73edcf7e062354e708
        • MD5 SHA1 SHA512 SSDEEP

        _hashlib.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\_hashlib.pyd
        • Size 33KB
        • SHA256 f2b927aaa856d23f628b01380d5a19bfe9233db39c9078c0e0585d376948c13f
        • MD5 SHA1 SHA512 SSDEEP

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\_lzma.pyd
        • Size 84KB
        • SHA256 216aa4bb6f62dd250fd6d2dcde14709aa82e320b946a21edeec7344ed6c2c62e
        • MD5 SHA1 SHA512 SSDEEP

        _queue.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\_queue.pyd
        • Size 24KB
        • SHA256 13ee41980b7d0fb9ce07f8e41ee6a309e69a30bbf5b801942f41cbc357d59e9c
        • MD5 SHA1 SHA512 SSDEEP

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\_socket.pyd
        • Size 41KB
        • SHA256 e423a7c2ce5825dfdd41cfc99c049ff92abfb2aa394c85d0a9a11de7f8673007
        • MD5 SHA1 SHA512 SSDEEP

        _ssl.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\_ssl.pyd
        • Size 60KB
        • SHA256 4a50b4b77bf9e5d6f62c7850589b80b4caa775c81856b0d84cb1a73d397eb38a
        • MD5 SHA1 SHA512 SSDEEP

        _tkinter.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\_tkinter.pyd
        • Size 37KB
        • SHA256 2b6cdccebe2c5a01f899223619830c2c01cb6d614f580636c77352168df2343a
        • MD5 SHA1 SHA512 SSDEEP

        _uuid.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\_uuid.pyd
        • Size 21KB
        • SHA256 d0cb6dd98a2c9d4134c6ec74e521bad734bc722d6a3b4722428bf79e7b66f190
        • MD5 SHA1 SHA512 SSDEEP

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\base_library.zip
        • Size 812KB
        • SHA256 64996668360584314d84d7e4fcd89549715741572e14f6c63e59be0a40f44647
        • MD5 SHA1 SHA512 SSDEEP

        md.cp310-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\charset_normalizer\md.cp310-win_amd64.pyd
        • Size 9KB
        • SHA256 f8eae2b1020024ee92ba116c29bc3c8f80906be2029ddbe0c48ca1d02bf1ea73
        • MD5 SHA1 SHA512 SSDEEP

        md__mypyc.cp310-win_amd64.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\charset_normalizer\md__mypyc.cp310-win_amd64.pyd
        • Size 39KB
        • SHA256 17fc896275afcd3cdd20836a7379d565d156cd409dc28f95305c32f1b3e99c4f
        • MD5 SHA1 SHA512 SSDEEP

        libcrypto-1_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\libcrypto-1_1.dll
        • Size 1.1MB
        • SHA256 de045c36ae437a5b40fc90a8a7cc037facd5b7e307cfcf9a9087c5f1a6a2cf18
        • MD5 SHA1 SHA512 SSDEEP

        libssl-1_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\libssl-1_1.dll
        • Size 203KB
        • SHA256 8221a76831a103b2b2ae01c3702d0bba4f82f2afd4390a3727056e60b28650cc
        • MD5 SHA1 SHA512 SSDEEP

        python310.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\python310.dll
        • Size 1.4MB
        • SHA256 801317463bd116e603878c7c106093ba7db2bece11e691793e93065223fc7046
        • MD5 SHA1 SHA512 SSDEEP

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\select.pyd
        • Size 24KB
        • SHA256 5aaa15868421a46461156e7817a69eeeb10b29c1e826a9155b5f8854facf3dca
        • MD5 SHA1 SHA512 SSDEEP

        tcl86t.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl86t.dll
        • Size 672KB
        • SHA256 f4cd957c2d47ee5fe43e78a77b4998e964501c6c92bdf8f7f77aa0b51798b13f
        • MD5 SHA1 SHA512 SSDEEP

        msgcat-1.6.1.tm

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl8\8.5\msgcat-1.6.1.tm
        • Size 34KB
        • SHA256 6774519f179872ec5292523f2788b77b2b839e15665037e097a0d4edddd1c6fb
        • MD5 SHA1 SHA512 SSDEEP

        auto.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl\auto.tcl
        • Size 21KB
        • SHA256 517204ee436d08efc287abc97433c3bffcaf42ec6592a3009b9fd3b985ad772c
        • MD5 SHA1 SHA512 SSDEEP

        cp1252.enc

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl\encoding\cp1252.enc
        • Size 1KB
        • SHA256 741859cf238c3a63bbb20ec6ed51e46451372bb221cfff438297d261d0561c2e
        • MD5 SHA1 SHA512

        pkgIndex.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl\http1.0\pkgIndex.tcl
        • Size 746B
        • SHA256 77265723959c092897c2449c5b7768ca72d0efcd8c505bddbb7a84f6aa401339
        • MD5 SHA1 SHA512

        init.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl\init.tcl
        • Size 25KB
        • SHA256 331bcf0f9f635bd57c3384f2237260d074708b0975c700cfcbdb285f5f59ab1f
        • MD5 SHA1 SHA512 SSDEEP

        pkgIndex.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl\opt0.4\pkgIndex.tcl
        • Size 620B
        • SHA256 6a4abd2c519a745325c26fb23be7bbf95252d653a24806eb37fd4aa6a6479afe
        • MD5 SHA1 SHA512

        package.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl\package.tcl
        • Size 23KB
        • SHA256 f46ab61cdebe3aa45fa7e61a48930d64a0d0e7e94d04d6bf244f48c36cafe948
        • MD5 SHA1 SHA512 SSDEEP

        tclIndex

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl\tclIndex
        • Size 5KB
        • SHA256 ddf7e42def37888ad0a564aa4f8ca95f4eec942cebebfca851d35515104d5c89
        • MD5 SHA1 SHA512 SSDEEP

        tm.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tcl\tm.tcl
        • Size 11KB
        • SHA256 4b7ed9fd2363d6876092db3f720cbddf97e72b86b519403539ba96e1c815ed8f
        • MD5 SHA1 SHA512 SSDEEP

        tk86t.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk86t.dll
        • Size 620KB
        • SHA256 62ca7aaf50f93de949f2d0c24e88f2f965bf65849adb2adf0f1998def599862a
        • MD5 SHA1 SHA512 SSDEEP

        button.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\button.tcl
        • Size 21KB
        • SHA256 1f5dd8d81b26f16e772e92fd2a22accb785004d0ed3447e54f87005d9c6a07a5
        • MD5 SHA1 SHA512 SSDEEP

        entry.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\entry.tcl
        • Size 17KB
        • SHA256 af1de90270693273b52fc735da6b5cd5ca794f5afd4cf03ffd95147161098048
        • MD5 SHA1 SHA512 SSDEEP

        icons.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\icons.tcl
        • Size 10KB
        • SHA256 1264940e62b9a37967925418e9d0dc0befd369e8c181b9bab3d1607e3cc14b85
        • MD5 SHA1 SHA512 SSDEEP

        listbox.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\listbox.tcl
        • Size 14KB
        • SHA256 47c75f9f8348bf8f2c086c57b97b73741218100ca38d10b8abdf2051c95b9801
        • MD5 SHA1 SHA512 SSDEEP

        menu.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\menu.tcl
        • Size 38KB
        • SHA256 d1283f67e435aab0bdbe9fdaa540a162043f8d652c02fe79f3843a451f123d89
        • MD5 SHA1 SHA512 SSDEEP

        panedwindow.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\panedwindow.tcl
        • Size 5KB
        • SHA256 aa4f87e41ac8297f51150f2a9f787607690d01793456b93f0939c54d394731f9
        • MD5 SHA1 SHA512 SSDEEP

        pkgIndex.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\pkgIndex.tcl
        • Size 376B
        • SHA256 3f2539e85e2a9017913e61fe2600b499315e1a6f249a4ff90e0b530a1eeb8898
        • MD5 SHA1 SHA512

        scale.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\scale.tcl
        • Size 7KB
        • SHA256 0da2dc955ffd71062a21c3b747d9d59d66a5b09a907b9ed220be1b2342205a05
        • MD5 SHA1 SHA512 SSDEEP

        scrlbar.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\scrlbar.tcl
        • Size 12KB
        • SHA256 eec90404f702d3cfbfaec0f13bf5ed1ebeb736bee12d7e69770181a25401c61f
        • MD5 SHA1 SHA512 SSDEEP

        spinbox.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\spinbox.tcl
        • Size 16KB
        • SHA256 2ff791a44406dc8339c7da6116e6ec92289bee5fc1367d378f48094f4abea277
        • MD5 SHA1 SHA512 SSDEEP

        text.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\text.tcl
        • Size 34KB
        • SHA256 4a42ad370e0cd93d4133b49788c0b0e1c7cd78383e88bacb51cb751e8bfda15e
        • MD5 SHA1 SHA512 SSDEEP

        tk.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\tk.tcl
        • Size 23KB
        • SHA256 0f617d96cbf213296d7a5f7fcffbb4ae1149840d7d045211ef932e8dd66683e9
        • MD5 SHA1 SHA512 SSDEEP

        cursors.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\ttk\cursors.tcl
        • Size 4KB
        • SHA256 7a2ed9d78fabcafff16694f2f4a2e36ff5aa313f912d6e93484f3bcd0466ad91
        • MD5 SHA1 SHA512 SSDEEP

        fonts.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\ttk\fonts.tcl
        • Size 5KB
        • SHA256 b94c319e5a557a5665b1676d602b6495c0887c5bacf7fa5b776200112978bb7b
        • MD5 SHA1 SHA512 SSDEEP

        ttk.tcl

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\tk\ttk\ttk.tcl
        • Size 4KB
        • SHA256 2c48343b1a47f472d1a6b9ee8d670ce7fb428db0db7244dc323ff4c7a8b4f64b
        • MD5 SHA1 SHA512 SSDEEP

        ucrtbase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\ucrtbase.dll
        • Size 994KB
        • SHA256 36cc22d92a60e57dee394f56a9d1ed1655ee9db89d2244a959005116a4184d80
        • MD5 SHA1 SHA512 SSDEEP

        unicodedata.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI40882\unicodedata.pyd
        • Size 287KB
        • SHA256 f2d03a39556491d1ace63447b067b38055f32f5f1523c01249ba18052c599b4c
        • MD5 SHA1 SHA512 SSDEEP

        memory/3812-1012-0x00007FFA3E240000-0x00007FFA3E24D000-memory.dmp

        memory/3812-1038-0x00007FFA2AA50000-0x00007FFA2ADC5000-memory.dmp

        memory/3812-1039-0x00007FFA3DA10000-0x00007FFA3DA1A000-memory.dmp

        memory/3812-1040-0x00007FFA3A2F0000-0x00007FFA3A306000-memory.dmp

        memory/3812-1044-0x000002D644D80000-0x000002D6450F5000-memory.dmp

        memory/3812-1045-0x00007FFA2A870000-0x00007FFA2AA46000-memory.dmp

        memory/3812-1046-0x00007FFA2A6D0000-0x00007FFA2A867000-memory.dmp

        memory/3812-1047-0x00007FFA3A9D0000-0x00007FFA3A9E4000-memory.dmp

        memory/3812-1035-0x00007FFA3A800000-0x00007FFA3A8B8000-memory.dmp

        memory/3812-1030-0x00007FFA3A9F0000-0x00007FFA3AA1E000-memory.dmp

        memory/3812-1031-0x00007FFA3A450000-0x00007FFA3A47D000-memory.dmp

        memory/3812-1026-0x00007FFA3E290000-0x00007FFA3E29D000-memory.dmp

        memory/3812-1027-0x00007FFA3A480000-0x00007FFA3A499000-memory.dmp

        memory/3812-1023-0x00007FFA39E80000-0x00007FFA39F98000-memory.dmp

        memory/3812-1022-0x00007FFA41EE0000-0x00007FFA41EF9000-memory.dmp

        memory/3812-1019-0x00007FFA2ADD0000-0x00007FFA2B23E000-memory.dmp

        memory/3812-1020-0x00007FFA3A4A0000-0x00007FFA3A4C6000-memory.dmp

        memory/3812-1016-0x00007FFA3DC70000-0x00007FFA3DC7B000-memory.dmp

        memory/3812-1009-0x00007FFA3A9D0000-0x00007FFA3A9E4000-memory.dmp

        memory/3812-1006-0x000002D644D80000-0x000002D6450F5000-memory.dmp

        memory/3812-1005-0x00007FFA2AA50000-0x00007FFA2ADC5000-memory.dmp

        memory/3812-1002-0x00007FFA3A800000-0x00007FFA3A8B8000-memory.dmp

        memory/3812-1000-0x00007FFA3A9F0000-0x00007FFA3AA1E000-memory.dmp

        memory/3812-995-0x00007FFA3E290000-0x00007FFA3E29D000-memory.dmp

        memory/3812-992-0x00007FFA41EE0000-0x00007FFA41EF9000-memory.dmp

        memory/3812-988-0x00007FFA2ADD0000-0x00007FFA2B23E000-memory.dmp

        memory/3812-1075-0x00007FFA3A4A0000-0x00007FFA3A4C6000-memory.dmp

        memory/3812-1076-0x00007FFA39E80000-0x00007FFA39F98000-memory.dmp

        memory/3812-1077-0x00007FFA3A480000-0x00007FFA3A499000-memory.dmp

        memory/3812-1078-0x00007FFA3A450000-0x00007FFA3A47D000-memory.dmp

        memory/3812-1079-0x00007FFA3A2F0000-0x00007FFA3A306000-memory.dmp

        memory/3812-1080-0x00007FFA2ADD0000-0x00007FFA2B23E000-memory.dmp

        memory/3812-1097-0x00007FFA2A870000-0x00007FFA2AA46000-memory.dmp

        memory/3812-1096-0x00007FFA2A6D0000-0x00007FFA2A867000-memory.dmp

        memory/3812-1113-0x00007FFA2A870000-0x00007FFA2AA46000-memory.dmp

        memory/3812-1130-0x00007FFA2A870000-0x00007FFA2AA46000-memory.dmp