Analysis Overview
SHA256
b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1
Threat Level: Known bad
The file b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Suspicious Office macro
System Location Discovery: System Language Discovery
Suspicious behavior: AddClipboardFormatListener
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 20:56
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 20:56
Reported
2024-11-11 20:58
Platform
win7-20241010-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\regsvr32.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
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\b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1.xls
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 C:\Uduw\soam1.OCX
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 C:\Uduw\soam2.OCX
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 C:\Uduw\soam3.OCX
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | bosny.com | udp |
| TH | 203.150.230.190:443 | bosny.com | tcp |
| US | 8.8.8.8:53 | www.berekethaber.com | udp |
| TR | 31.192.214.3:443 | www.berekethaber.com | tcp |
| US | 8.8.8.8:53 | e5.o.lencr.org | udp |
| GB | 2.23.210.75:80 | e5.o.lencr.org | tcp |
| US | 8.8.8.8:53 | bulldogironworksllc.com | udp |
| US | 185.230.63.107:443 | bulldogironworksllc.com | tcp |
| US | 8.8.8.8:53 | r11.o.lencr.org | udp |
| GB | 2.23.210.75:80 | r11.o.lencr.org | tcp |
| US | 8.8.8.8:53 | www.bulldogironworksllc.com | udp |
| US | 34.149.87.45:443 | www.bulldogironworksllc.com | tcp |
Files
memory/2360-1-0x0000000072C8D000-0x0000000072C98000-memory.dmp
memory/2360-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\CabB187.tmp
| MD5 | 49aebf8cbd62d92ac215b2923fb1b9f5 |
| SHA1 | 1723be06719828dda65ad804298d0431f6aff976 |
| SHA256 | b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f |
| SHA512 | bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b |
C:\Users\Admin\AppData\Local\Temp\TarB1A9.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |
memory/2360-181-0x0000000072C8D000-0x0000000072C98000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-11 20:56
Reported
2024-11-11 20:58
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SYSTEM32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SYSTEM32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SYSTEM32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3968 wrote to memory of 4324 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
| PID 3968 wrote to memory of 4324 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
| PID 3968 wrote to memory of 1456 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
| PID 3968 wrote to memory of 1456 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
| PID 3968 wrote to memory of 2084 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
| PID 3968 wrote to memory of 2084 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\regsvr32.exe |
Processes
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b4cb86aa6ca492de9f23e7b733683f13781505ff53928be75b06cf91f93879e1.xls"
C:\Windows\SYSTEM32\regsvr32.exe
regsvr32 C:\Uduw\soam1.OCX
C:\Windows\SYSTEM32\regsvr32.exe
regsvr32 C:\Uduw\soam2.OCX
C:\Windows\SYSTEM32\regsvr32.exe
regsvr32 C:\Uduw\soam3.OCX
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| NL | 52.109.89.19:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | bosny.com | udp |
| TH | 203.150.230.190:443 | bosny.com | tcp |
| US | 8.8.8.8:53 | 19.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 190.230.150.203.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.bosny.com | udp |
| TH | 203.150.230.190:443 | www.bosny.com | tcp |
| US | 8.8.8.8:53 | www.berekethaber.com | udp |
| TR | 31.192.214.3:443 | www.berekethaber.com | tcp |
| US | 8.8.8.8:53 | e5.o.lencr.org | udp |
| GB | 2.23.210.75:80 | e5.o.lencr.org | tcp |
| US | 8.8.8.8:53 | bulldogironworksllc.com | udp |
| US | 185.230.63.107:443 | bulldogironworksllc.com | tcp |
| US | 8.8.8.8:53 | r11.o.lencr.org | udp |
| GB | 2.23.210.75:80 | r11.o.lencr.org | tcp |
| US | 8.8.8.8:53 | www.bulldogironworksllc.com | udp |
| US | 34.149.87.45:443 | www.bulldogironworksllc.com | tcp |
| US | 8.8.8.8:53 | 3.214.192.31.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.169.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.63.230.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.87.149.34.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.16.208.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 106.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/3968-1-0x00007FFF77110000-0x00007FFF77120000-memory.dmp
memory/3968-2-0x00007FFF77110000-0x00007FFF77120000-memory.dmp
memory/3968-0-0x00007FFF77110000-0x00007FFF77120000-memory.dmp
memory/3968-3-0x00007FFFB712D000-0x00007FFFB712E000-memory.dmp
memory/3968-6-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-5-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-7-0x00007FFF77110000-0x00007FFF77120000-memory.dmp
memory/3968-4-0x00007FFF77110000-0x00007FFF77120000-memory.dmp
memory/3968-8-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-10-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-9-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-11-0x00007FFF74DD0000-0x00007FFF74DE0000-memory.dmp
memory/3968-12-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-15-0x00007FFF74DD0000-0x00007FFF74DE0000-memory.dmp
memory/3968-14-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-16-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-13-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
memory/3968-41-0x00007FFFB7090000-0x00007FFFB7285000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 918523badc9b2f727499a02a5e1cdf74 |
| SHA1 | d0e565d3708f951efff7c73f5ac5c97b3b5505b6 |
| SHA256 | 5cfba581500bede39c1faf200cb18d8cdf24ab5fd9e4df5a45b82b7571af3107 |
| SHA512 | fbe967e0ebfff05bd0a9c643031035dfbd7438efa1509070bb8cd2547f6629e97b1d424a2dbaf0c6f102f7f062ffe8daca858acbf69e034a76d0f2a5ffce6773 |