Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 03:33

General

  • Target

    340b28c1a5a9481bdd4a981dea96edbb5358f1fca2ece7a74bc57a633974c337N.exe

  • Size

    6.6MB

  • MD5

    b1d40b005441d6cb23cfb3c46175a100

  • SHA1

    264df7532cbdce310fd350656b5932d89b95940d

  • SHA256

    340b28c1a5a9481bdd4a981dea96edbb5358f1fca2ece7a74bc57a633974c337

  • SHA512

    2b6428c254f844e9c1311a70da8be4bff2019a4cc0fc25d898ff5147fec060f206597bfa7ec681613d00b876f4a85b4c5f2619e16ceb42b6e0967128f88e39ef

  • SSDEEP

    196608:eAqjTpnhXlmyWCZNulPKQ8hY/Bkr/fOIT/+VdlBFKazh:kfauN/HYOSIT/EVF9F

Malware Config

Signatures

  • Beapy

    Beapy is a python worm with crypto mining capabilities.

  • Beapy family
  • Mimikatz

    mimikatz is an open source tool to dump credentials on Windows.

  • Mimikatz family
  • Contacts a large (5099) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Grants admin privileges 1 TTPs

    Uses net.exe to modify the user's privileges.

  • mimikatz is an open source tool to dump credentials on Windows 1 IoCs
  • Loads dropped DLL 29 IoCs
  • Domain Trust Discovery 1 TTPs

    Attempt gathering information on domain trust relationships.

  • Permission Groups Discovery: Domain Groups 1 TTPs

    Attempt to find domain-level groups and permission settings.

  • Permission Groups Discovery: Local Groups 1 TTPs

    Attempt to find local system groups and permission settings.

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Gathers network information 2 TTPs 3 IoCs

    Uses commandline utility to view network configuration.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\340b28c1a5a9481bdd4a981dea96edbb5358f1fca2ece7a74bc57a633974c337N.exe
    "C:\Users\Admin\AppData\Local\Temp\340b28c1a5a9481bdd4a981dea96edbb5358f1fca2ece7a74bc57a633974c337N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\AppData\Local\Temp\340b28c1a5a9481bdd4a981dea96edbb5358f1fca2ece7a74bc57a633974c337N.exe
      "C:\Users\Admin\AppData\Local\Temp\340b28c1a5a9481bdd4a981dea96edbb5358f1fca2ece7a74bc57a633974c337N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4264
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c wmic ntdomain get domainname
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2780
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic ntdomain get domainname
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1748
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c net localgroup administrators
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2080
        • C:\Windows\SysWOW64\net.exe
          net localgroup administrators
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4836
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 localgroup administrators
            5⤵
            • System Location Discovery: System Language Discovery
            PID:5112
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c net group "domain admins" /domain
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5108
        • C:\Windows\SysWOW64\net.exe
          net group "domain admins" /domain
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1764
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 group "domain admins" /domain
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2024
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\SysNative\WindowsPowerShell\v1.0\powershell.exe -exec bypass "import-module C:\Users\Admin\AppData\Local\Temp\m2.ps1"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2280
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ipconfig /all
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2372
        • C:\Windows\SysWOW64\ipconfig.exe
          ipconfig /all
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers network information
          PID:4440
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /all
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        PID:1420
      • C:\Windows\SysWOW64\netstat.exe
        netstat -na
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        • Suspicious use of AdjustPrivilegeToken
        PID:3664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\_MEI19482\ii.exe.manifest

    Filesize

    1006B

    MD5

    08458035409af6baef39d93956f86e74

    SHA1

    b37def646d1107919f16bb91353e6e5f20c2a168

    SHA256

    82517610333e631b6df2d74e19f217d87824b0dfd39f9cdddecb416f1ee66808

    SHA512

    2a9276d6de8cf9cbacf57d5b8bf169c4ae74f880467d5de12f06a0f4594622f64de17d4a407d4f9901a429d9fa215cc52658f9b0e6f1dc5af28c9ba79d51d674

  • C:\Users\Admin\AppData\Local\Temp\_MEI19482\msvcr90.dll

    Filesize

    637KB

    MD5

    cdbe9690cf2b8409facad94fac9479c9

    SHA1

    4bcdfe2c1b354645314a4ce26b55b2b1a0212db9

    SHA256

    8e7fe1a1f3550c479ffd86a77bc9d10686d47f8727025bb891d8f4f0259354c8

    SHA512

    9c84ed9a66ce20a22e14fa00c1a0db716133f7b2450a3c0d20b1dcf74e030337c4c6a4953e40e10fc94706dc607236e773ba8999b21bd6e072ab24a487e8f942

  • C:\Users\Admin\AppData\Local\Temp\_MEI19482\python27.dll

    Filesize

    2.5MB

    MD5

    f5c5c0d5d9e93d6e8cb66b825cd06230

    SHA1

    da7be79dd502a89cf6f23476e5f661eebd89342b

    SHA256

    e3eed66221a6552d4b9ae7350b3dc30de238a6029efae060514d2780c02fedb4

    SHA512

    8a13b15884f8450396b8f18597dfe62f0e13e7ab524d95de5b7b0497a64e52f26b22f977803280b1916fc2b45c52a92ab501a6fb8ad86970d8326be72f735279

  • C:\Users\Admin\AppData\Local\Temp\_MEI19482\win32api.pyd

    Filesize

    97KB

    MD5

    4808fc8e377c68afc58e512eaeb92984

    SHA1

    5d30fb56abd2a4e66108a8e8cd21450a7e29dcc4

    SHA256

    63112adebc44d8183faa148e53cc48ddda0a9fb11c7d15a1ef5c8b36023f1205

    SHA512

    7c8994a78022499561d69893c67c4f16dcc826ba42bed01bb079324c980946a50463737e7f96f13915aa0a2728ff4555d61c33d7c7375de69e0d71f9347f66f4

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\Crypto.Cipher._AES.pyd

    Filesize

    28KB

    MD5

    9fd78d7d6ab69af5a14e0f29affd7ef4

    SHA1

    34d9251f746f10f656542772c067a56fe686247c

    SHA256

    87c920ed2c1afcf295729563b4def671dc9e36ef8b3e183d4836571300180e74

    SHA512

    73768a900774cc6c96ac2a08589b42d00a2e8bab12dc7d7fa2f6f1b27ef0399668046d3bf94997f8a3a2af8653897f4861bcacfc03e039eba3a7847cd4e0c005

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\Crypto.Cipher._ARC4.pyd

    Filesize

    8KB

    MD5

    8d85dbf6c981bff4e8a1bea86a0ac5e9

    SHA1

    46c4cbc697a63547f2534c0e72e3c85fb98eef7b

    SHA256

    356623219b8c098435d511c0055c061018641d8b700eb089fc6ff87d233260e1

    SHA512

    6d199a2f449cb8fbceae63aa348722c0208b0b23c2c6e1bb17ffd8eb765cb6ca27b8c16fed276e6b7688a685d2230da62a8dbafe4f61a2bf96deca2a4c46ce72

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\Crypto.Cipher._DES.pyd

    Filesize

    53KB

    MD5

    4b7b86b41280dfd1e1d29a7f626393ef

    SHA1

    4917f788b4cd11996e1332d5f376ca0df41370b4

    SHA256

    8b0f41fd5a3d78e7c4990b1df3414c4fa221624444f318bb0a29f92f02b1a15e

    SHA512

    16cabc4bd25ad98d7b277f548a6feed1fb05facabe3796f19ff3a24fd1e2c04c958b4f8cdc7eb1bf3d7cec13e5d02e170a9838ec4d617fe20f4225ac50973b7e

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\Crypto.Cipher._DES3.pyd

    Filesize

    53KB

    MD5

    f6d78ab78381bf4056335a75ee7c8523

    SHA1

    bcf4557c58cc41d72b2e3abdf3f44aeeb80a2871

    SHA256

    5317f80ae3b32d6a3d4ce013bdf93f5d857e6625bc89c778171983e95865abe4

    SHA512

    54089eef475b446ee12fab1d9e75b0fc1282392f38ce3a5da8c2b29ebd8d4c748033d1f9ca4d7a2254fa7cc464422e12db4af48d43f50f7f108ddb57a7f87d8a

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\Crypto.Hash._MD4.pyd

    Filesize

    10KB

    MD5

    f98765af6763cfe9ece7136f14f88397

    SHA1

    d826bee700297b1be49c0a682709e87749bd5e38

    SHA256

    d722ed0ee7fef1f30860f83b3fecfa089955ca0d6b522a379efdc34f0401e321

    SHA512

    91e05639af5341405de909867981c345e57f4d1a6e51c5dbe9e31c70570d4bc695b0c3e4e4c241bbb7891fa9127ce5e9b0f8e1a643c2c3e056880bc1b6f582dd

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\Crypto.Util.strxor.pyd

    Filesize

    7KB

    MD5

    32dce0579bd19ff24bd4a1accf5afc73

    SHA1

    30ed1b74d91606f56d15636e4d0773edc575f011

    SHA256

    2170b576f5f22d06e700e5570dc234fa5f77c7fe4af8394f0dac49566f9a8b40

    SHA512

    a0a43a3f50ba4ab33f5dc96f51ed3d086913952a3f7cb1db181d94685a014dc2052e933fd32e46f26c08099a9586e6a4b423169324ce3de7f42aff1052d05b1a

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\_ctypes.pyd

    Filesize

    71KB

    MD5

    98638a1bfdecdcecf4d7d47b521ac903

    SHA1

    320dd42ee55cfd4016922d5927e1ca4967191315

    SHA256

    11c739d28227773d70c3941d2e979b9d4cee12f1d53cc94daf77b62a4d3a0327

    SHA512

    d1b8eef337219f35769d7061bd760a066522fbb34bde6f1d130897f6522aada2b9bfb15f49559a48534d6c656ef3edcd8689d7d76d72c5f022db3906306022d7

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\_hashlib.pyd

    Filesize

    280KB

    MD5

    22071845daf8c1f6e87f006673eed4fd

    SHA1

    b3bc158d041aecc313900cf9a7205e13c47dd9a3

    SHA256

    51c47389782bc2de8e401d231233e2e7f1a4b3afce7df4ddf4ad533184dad407

    SHA512

    6a11c1620e60b35d321c340687e03a5d9c9eb07912d95c7ba8b9d25867f246b6f46e23d5ee5ec6999c38a92460e85efd8704100e81492c26e38ba3da0f0e5972

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\_mssql.pyd

    Filesize

    485KB

    MD5

    e0aa19ec9424664a61a8413cdf346a67

    SHA1

    dd82a340c56a9e1ba895e081adc560a77565c8b5

    SHA256

    d5253b4c05f1f82b066f4d59294dc3f531a74161161a1857d6bbb44d61639608

    SHA512

    b039445276e9370200f1a03f58521b82ac794c5e24772c0dd2e27a08ad80ce179eeb1ca927e530f489354c695c3dd6c2a5301623abfbc9e13aef38b4b9009e06

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\_multiprocessing.pyd

    Filesize

    23KB

    MD5

    cc3b15be403249398c53d3e7d720893f

    SHA1

    1ae2c4090e6e5da395117a21618024ebe8c90219

    SHA256

    6a6b8cb5cad9769a07af9a50bab5b3c848b411f66d7723c7e4c65d9e7dbe08ed

    SHA512

    6ec8e0ea676d5cf5de775cb7fcb87b59d3c773bf5f080e75fbfded0b643af85341ad7c8f9b4153c25e11e3fbc751ddf620f7027037046081e2c23e49452cad13

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\_socket.pyd

    Filesize

    40KB

    MD5

    b7c3e334648a6cbb03b550b842818409

    SHA1

    767be295f1e4adedf0e10532f9c1b7908d17383a

    SHA256

    f0781a1b879584f494d984e31869eab13f0535825f68862e6597b1639df708bd

    SHA512

    43ee04452b685022bfdbaca5b3603d4c0e406599b8da70c6a25fa2c4ac5543ada4521eba9bbf0ca86a2a4775ce474ab89da7d27f842d63df62048a1b7ca431d1

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\_ssl.pyd

    Filesize

    704KB

    MD5

    27a7a40b2b83578e0c3bffb5a167d67a

    SHA1

    d20a7d3308990ce04839569b66f8639d6ed55848

    SHA256

    ea0efcab32e6572f61a3c765356e283bd6a8f75ec2a4c8b12f1fb3db76ca68d4

    SHA512

    7b97690b9ab68562ca85ce0ffc56ae517f8fafe44caff846d66bb4c2003aa6d1b0b321d9ea4526c4652b5152ec46dc600671f427957e6e847ba75ced0d09acef

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\bz2.pyd

    Filesize

    70KB

    MD5

    0b1688c02640ec14d85e1cc3c93f7276

    SHA1

    03779f13640f6786e3127c76316a35a2922fc149

    SHA256

    753ea279675eeb34fe58908f10cb15886955c865b49c01b533a5930e6b326038

    SHA512

    0b109bb5924b20cde6d33d335404a944c088d34f009412074d0569e62e1d3f5326f41b2a0b9afbe2ddbeb43e3054cecdd63829a7f88e6db6f72bce77a9f3ec82

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\pywintypes27.dll

    Filesize

    107KB

    MD5

    f3ef005e60f838eaaa44529daeeb93ab

    SHA1

    0f8730caea9f7b16c2e90f6551a90b80b994688f

    SHA256

    241ecbd87410e9b23339d494f9eca7ddf8083472661989f489fdd7fe0b8776b4

    SHA512

    8c57d5b6a5b44b26fb943b0d5ddd5d80eeac2488e91f538e361781e727f931717bb3d5a0811ae7c8dd85122e74b08c54c3384fd2fc0db79e0b0e7fbfc8160d20

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\select.pyd

    Filesize

    11KB

    MD5

    dcee0dbcf84cc9f1620f168d8f8f9fd1

    SHA1

    9f570fa253c24a8fe56948f4c6e79982d9644a3b

    SHA256

    385e7a3cf5dd7b65590b064e7bc09f901db7ddc8542396af6bb60048a30993f0

    SHA512

    5b89fe78e841bd05a7c4a626d9b06aa200f8c7d0ebf3b9124aa4440159636fc20ced725d2fe61de7bb4dc210060fddd36f785309a536293455cb863ebff00e77

  • C:\Users\Admin\AppData\Local\Temp\_MEI19~1\win32event.pyd

    Filesize

    17KB

    MD5

    997b91ab18b0e50a458b6093a77c1f51

    SHA1

    8d8f247600ba0210912270f960193fb039e57ba0

    SHA256

    3f2d34661fd5cc1c800c121ad8ed1077ad62888a688fea23dcf2617aceed2d7c

    SHA512

    3ee618c1759ccdb357817f50cab91f3f1d5d5af3b147539f711508a7debe5f57c69072189b9261af539b101047963f3a233a03517839592f431e2ac1f1ad9aff

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ka5qcmtn.c01.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\m2.ps1

    Filesize

    1.8MB

    MD5

    7ac4e48cd81b8595aade2ff6423494e2

    SHA1

    85d3a859788029743f1736667ac7cbbaa7a28af5

    SHA256

    3f28cace99d826b3fa6ed3030ff14ba77295d47a4b6785a190b7d8bc0f337e41

    SHA512

    72ad9e077a95d525c2a3cfb8350ac0a55f6d3812a63c0a3f47ba6b3e70dfda44d53d034b5d6829d1182a5b431d856db85f88aa226807b010f383df5374db6633

  • memory/2280-89-0x0000025E5E460000-0x0000025E5E482000-memory.dmp

    Filesize

    136KB

  • memory/2280-100-0x0000025E00420000-0x0000025E00520000-memory.dmp

    Filesize

    1024KB

  • memory/4264-47-0x0000000002F70000-0x0000000003025000-memory.dmp

    Filesize

    724KB

  • memory/4264-87-0x0000000003030000-0x0000000003045000-memory.dmp

    Filesize

    84KB

  • memory/4264-58-0x00000000037F0000-0x000000000386C000-memory.dmp

    Filesize

    496KB

  • memory/4264-83-0x0000000002F50000-0x0000000002F60000-memory.dmp

    Filesize

    64KB

  • memory/4264-43-0x0000000002EB0000-0x0000000002EBC000-memory.dmp

    Filesize

    48KB

  • memory/4264-70-0x0000000002F10000-0x0000000002F20000-memory.dmp

    Filesize

    64KB