Analysis Overview
SHA256
2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a
Threat Level: Known bad
The file 2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe was found to be: Known bad.
Malicious Activity Summary
Guloader family
Guloader,Cloudeye
Loads dropped DLL
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Program crash
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Checks processor information in registry
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-08 02:20
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-08 02:20
Reported
2024-11-08 02:23
Platform
win7-20240903-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Guloader family
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2728 set thread context of 2736 | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe
"C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe"
C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe
"C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe"
Network
| Country | Destination | Domain | Proto |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsj6450.tmp\System.dll
| MD5 | 564bb0373067e1785cba7e4c24aab4bf |
| SHA1 | 7c9416a01d821b10b2eef97b80899d24014d6fc1 |
| SHA256 | 7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5 |
| SHA512 | 22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472 |
memory/2728-14-0x00000000037A0000-0x0000000004BD5000-memory.dmp
memory/2728-15-0x0000000076D41000-0x0000000076E42000-memory.dmp
memory/2728-16-0x0000000076D40000-0x0000000076EE9000-memory.dmp
memory/2728-17-0x00000000037A0000-0x0000000004BD5000-memory.dmp
memory/2736-18-0x0000000076D40000-0x0000000076EE9000-memory.dmp
memory/2736-19-0x00000000004A0000-0x0000000001502000-memory.dmp
memory/2728-25-0x00000000037A0000-0x0000000004BD5000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-08 02:20
Reported
2024-11-08 02:23
Platform
win10v2004-20241007-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Guloader family
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3812 set thread context of 3100 | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe
"C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe"
C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe
"C:\Users\Admin\AppData\Local\Temp\2597d299f220ba2dbee04bd903c3962e5a262e0686fab8f4ae581fe928d81c1a.exe"
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 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp | |
| US | 162.251.122.91:80 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\nst8FAE.tmp\System.dll
| MD5 | 564bb0373067e1785cba7e4c24aab4bf |
| SHA1 | 7c9416a01d821b10b2eef97b80899d24014d6fc1 |
| SHA256 | 7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5 |
| SHA512 | 22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472 |
memory/3812-13-0x00000000030C0000-0x00000000044F5000-memory.dmp
memory/3812-14-0x0000000077681000-0x00000000777A1000-memory.dmp
memory/3812-15-0x00000000030C0000-0x00000000044F5000-memory.dmp
memory/3812-16-0x0000000074B25000-0x0000000074B26000-memory.dmp
memory/3100-17-0x0000000001700000-0x0000000002B35000-memory.dmp
memory/3100-18-0x0000000077708000-0x0000000077709000-memory.dmp
memory/3100-19-0x0000000001700000-0x0000000002B35000-memory.dmp
memory/3100-20-0x0000000077725000-0x0000000077726000-memory.dmp
memory/3100-21-0x00000000004A0000-0x00000000016F4000-memory.dmp
memory/3100-22-0x0000000077681000-0x00000000777A1000-memory.dmp
memory/3812-28-0x00000000030C0000-0x00000000044F5000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-11-08 02:20
Reported
2024-11-08 02:23
Platform
win7-20240903-en
Max time kernel
118s
Max time network
118s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 220
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-11-08 02:20
Reported
2024-11-08 02:23
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
140s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3204 wrote to memory of 4956 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3204 wrote to memory of 4956 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3204 wrote to memory of 4956 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4956 -ip 4956
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 612
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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 66.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral5
Detonation Overview
Submitted
2024-11-08 02:20
Reported
2024-11-08 02:23
Platform
win7-20241010-en
Max time kernel
73s
Max time network
19s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
Processes
C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Accelerationsbaner.doc"
Network
Files
memory/1736-0-0x000000002FD11000-0x000000002FD12000-memory.dmp
memory/1736-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/1736-2-0x00000000719BD000-0x00000000719C8000-memory.dmp
memory/1736-4-0x00000000719BD000-0x00000000719C8000-memory.dmp
Analysis: behavioral6
Detonation Overview
Submitted
2024-11-08 02:20
Reported
2024-11-08 02:23
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
136s
Command Line
Signatures
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\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
Processes
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Accelerationsbaner.doc" /o ""
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 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.89.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | roaming.officeapps.live.com | udp |
| GB | 52.109.28.47:443 | roaming.officeapps.live.com | tcp |
| US | 8.8.8.8:53 | 47.28.109.52.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 | 93.65.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/1268-0-0x00007FF88A750000-0x00007FF88A760000-memory.dmp
memory/1268-1-0x00007FF8CA76D000-0x00007FF8CA76E000-memory.dmp
memory/1268-5-0x00007FF88A750000-0x00007FF88A760000-memory.dmp
memory/1268-4-0x00007FF88A750000-0x00007FF88A760000-memory.dmp
memory/1268-3-0x00007FF88A750000-0x00007FF88A760000-memory.dmp
memory/1268-2-0x00007FF88A750000-0x00007FF88A760000-memory.dmp
memory/1268-11-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-12-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-10-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-14-0x00007FF8886F0000-0x00007FF888700000-memory.dmp
memory/1268-13-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-16-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-19-0x00007FF8886F0000-0x00007FF888700000-memory.dmp
memory/1268-18-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-21-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-20-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-17-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-15-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-9-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-8-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-7-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-6-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-33-0x00007FF8CA6D0000-0x00007FF8CA8C5000-memory.dmp
memory/1268-34-0x00007FF8CA76D000-0x00007FF8CA76E000-memory.dmp