Analysis Overview
SHA256
0faa4fbf5739c26210d53eb047808c8b7f21e16f74d917ccd4361148436b3929
Threat Level: Known bad
The file e721cfa7c653086d836c6532c825ef23.bin was found to be: Known bad.
Malicious Activity Summary
Guloader family
Guloader,Cloudeye
Loads dropped DLL
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Suspicious use of NtCreateThreadExHideFromDebugger
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-08 01:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-08 01:51
Reported
2024-11-08 01:54
Platform
win7-20241010-en
Max time kernel
148s
Max time network
157s
Command Line
Signatures
Guloader family
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2448 set thread context of 2176 | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.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\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe"
C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.evolutioncosmetics.com | udp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
Files
\Users\Admin\AppData\Local\Temp\nseEBB7.tmp\System.dll
| MD5 | be2621a78a13a56cf09e00dd98488360 |
| SHA1 | 75f0539dc6af200a07cdb056cddddec595c6cfd2 |
| SHA256 | 852047023ba0cae91c7a43365878613cfb4e64e36ff98c460e113d5088d68ef5 |
| SHA512 | b80cf1f678e6885276b9a1bfd9227374b2eb9e38bb20446d52ebe2c3dba89764aa50cb4d49df51a974478f3364b5dbcbc5b4a16dc8f1123b40c89c01725be3d1 |
memory/2448-31-0x0000000003190000-0x0000000004735000-memory.dmp
memory/2448-32-0x0000000003190000-0x0000000004735000-memory.dmp
memory/2448-33-0x00000000772F1000-0x00000000773F2000-memory.dmp
memory/2448-34-0x00000000772F0000-0x0000000077499000-memory.dmp
memory/2448-35-0x0000000003190000-0x0000000004735000-memory.dmp
memory/2176-37-0x00000000772F0000-0x0000000077499000-memory.dmp
memory/2176-36-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2176-39-0x0000000000400000-0x0000000001462000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-08 01:51
Reported
2024-11-08 01:54
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
138s
Command Line
Signatures
Guloader family
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3864 set thread context of 4072 | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.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\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe"
C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Letter of Intent (LOI) For the Company November 2024 PDF.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 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.evolutioncosmetics.com | udp |
| CA | 69.27.100.185:443 | www.evolutioncosmetics.com | tcp |
| US | 8.8.8.8:53 | 185.100.27.69.in-addr.arpa | udp |
| US | 8.8.8.8:53 | r10.o.lencr.org | udp |
| GB | 2.23.210.82:80 | r10.o.lencr.org | tcp |
| US | 8.8.8.8:53 | 32.169.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsp8638.tmp\System.dll
| MD5 | be2621a78a13a56cf09e00dd98488360 |
| SHA1 | 75f0539dc6af200a07cdb056cddddec595c6cfd2 |
| SHA256 | 852047023ba0cae91c7a43365878613cfb4e64e36ff98c460e113d5088d68ef5 |
| SHA512 | b80cf1f678e6885276b9a1bfd9227374b2eb9e38bb20446d52ebe2c3dba89764aa50cb4d49df51a974478f3364b5dbcbc5b4a16dc8f1123b40c89c01725be3d1 |
memory/3864-31-0x00000000041D0000-0x0000000005775000-memory.dmp
memory/3864-32-0x0000000077AF1000-0x0000000077C11000-memory.dmp
memory/3864-33-0x0000000010004000-0x0000000010005000-memory.dmp
memory/3864-35-0x00000000041D0000-0x0000000005775000-memory.dmp
memory/4072-34-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4072-36-0x0000000001660000-0x0000000002C05000-memory.dmp
memory/4072-37-0x0000000077B78000-0x0000000077B79000-memory.dmp
memory/4072-38-0x0000000077B95000-0x0000000077B96000-memory.dmp
memory/4072-45-0x0000000001660000-0x0000000002C05000-memory.dmp
memory/4072-46-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4072-47-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4072-48-0x0000000077AF1000-0x0000000077C11000-memory.dmp
memory/4072-49-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4072-52-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4072-53-0x0000000001660000-0x0000000002C05000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-11-08 01:51
Reported
2024-11-08 01:54
Platform
win7-20241010-en
Max time kernel
66s
Max time network
22s
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 2808 -s 228
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-11-08 01:51
Reported
2024-11-08 01:54
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
141s
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 4396 wrote to memory of 964 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4396 wrote to memory of 964 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4396 wrote to memory of 964 | 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 424 -p 964 -ip 964
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 964 -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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |