Analysis Overview
SHA256
ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f
Threat Level: Known bad
The file ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f was found to be: Known bad.
Malicious Activity Summary
Stealc
Downloads MZ/PE file
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Checks computer location settings
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Enumerates physical storage devices
Program crash
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-03 10:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 10:03
Reported
2024-06-03 10:06
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Stealc
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\AFCFHJJECA.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4280 wrote to memory of 324 | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4280 wrote to memory of 324 | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4280 wrote to memory of 324 | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 324 wrote to memory of 2760 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Users\Admin\AppData\Local\Temp\AFCFHJJECA.exe |
| PID 324 wrote to memory of 2760 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Users\Admin\AppData\Local\Temp\AFCFHJJECA.exe |
| PID 324 wrote to memory of 2760 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Users\Admin\AppData\Local\Temp\AFCFHJJECA.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe
"C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\AFCFHJJECA.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4280 -ip 4280
C:\Users\Admin\AppData\Local\Temp\AFCFHJJECA.exe
"C:\Users\Admin\AppData\Local\Temp\AFCFHJJECA.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4280 -s 2464
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.90.14.23.in-addr.arpa | udp |
| DE | 185.172.128.170:80 | 185.172.128.170 | tcp |
| US | 8.8.8.8:53 | 170.128.172.185.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 |
| DE | 185.172.128.159:80 | 185.172.128.159 | tcp |
| US | 8.8.8.8:53 | 159.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 131.72.42.20.in-addr.arpa | udp |
Files
memory/4280-1-0x0000000000800000-0x0000000000900000-memory.dmp
memory/4280-3-0x0000000000400000-0x000000000063B000-memory.dmp
memory/4280-2-0x00000000022A0000-0x00000000022C7000-memory.dmp
memory/4280-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp
C:\ProgramData\nss3.dll
| MD5 | 1cc453cdf74f31e4d913ff9c10acdde2 |
| SHA1 | 6e85eae544d6e965f15fa5c39700fa7202f3aafe |
| SHA256 | ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5 |
| SHA512 | dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571 |
C:\ProgramData\mozglue.dll
| MD5 | c8fd9be83bc728cc04beffafc2907fe9 |
| SHA1 | 95ab9f701e0024cedfbd312bcfe4e726744c4f2e |
| SHA256 | ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a |
| SHA512 | fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040 |
C:\ProgramData\Are.docx
| MD5 | a33e5b189842c5867f46566bdbf7a095 |
| SHA1 | e1c06359f6a76da90d19e8fd95e79c832edb3196 |
| SHA256 | 5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454 |
| SHA512 | f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b |
C:\Users\Admin\AppData\Local\Temp\AFCFHJJECA.exe
| MD5 | 6c93fc68e2f01c20fb81af24470b790c |
| SHA1 | d5927b38a32e30afcf5a658612a8266476fc4ad8 |
| SHA256 | 64a71b664d76641b35dac312161cb356b3b3b5f0b45c9d88c8afa547b4902580 |
| SHA512 | 355e9677121ef17cf8c398f0c17399776d206c62014080a2c62682e1152ea0729dcc6e233358dcd6bae009b07e3db936d4b18eb37d6e7ebc2fe9cf8d827c4ade |
memory/4280-97-0x0000000000400000-0x000000000068E000-memory.dmp
memory/4280-98-0x0000000000400000-0x000000000063B000-memory.dmp
memory/4280-99-0x00000000022A0000-0x00000000022C7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 10:03
Reported
2024-06-03 10:06
Platform
win11-20240508-en
Max time kernel
146s
Max time network
150s
Command Line
Signatures
Stealc
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DAFIEHIEGD.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2396 wrote to memory of 960 | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2396 wrote to memory of 960 | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2396 wrote to memory of 960 | N/A | C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 960 wrote to memory of 2024 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Users\Admin\AppData\Local\Temp\DAFIEHIEGD.exe |
| PID 960 wrote to memory of 2024 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Users\Admin\AppData\Local\Temp\DAFIEHIEGD.exe |
| PID 960 wrote to memory of 2024 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Users\Admin\AppData\Local\Temp\DAFIEHIEGD.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe
"C:\Users\Admin\AppData\Local\Temp\ac6f694d2cb06ebf60e9733821ab1ee853daa2965deee48cde86a829aca0b15f.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\DAFIEHIEGD.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2396 -ip 2396
C:\Users\Admin\AppData\Local\Temp\DAFIEHIEGD.exe
"C:\Users\Admin\AppData\Local\Temp\DAFIEHIEGD.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 2428
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.170:80 | 185.172.128.170 | tcp |
| US | 8.8.8.8:53 | 170.128.172.185.in-addr.arpa | udp |
| DE | 185.172.128.159:80 | 185.172.128.159 | tcp |
Files
memory/2396-1-0x00000000009E0000-0x0000000000AE0000-memory.dmp
memory/2396-3-0x0000000000400000-0x000000000063B000-memory.dmp
memory/2396-2-0x00000000009B0000-0x00000000009D7000-memory.dmp
memory/2396-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp
C:\ProgramData\nss3.dll
| MD5 | 1cc453cdf74f31e4d913ff9c10acdde2 |
| SHA1 | 6e85eae544d6e965f15fa5c39700fa7202f3aafe |
| SHA256 | ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5 |
| SHA512 | dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571 |
C:\ProgramData\mozglue.dll
| MD5 | c8fd9be83bc728cc04beffafc2907fe9 |
| SHA1 | 95ab9f701e0024cedfbd312bcfe4e726744c4f2e |
| SHA256 | ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a |
| SHA512 | fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040 |
C:\ProgramData\Are.docx
| MD5 | a33e5b189842c5867f46566bdbf7a095 |
| SHA1 | e1c06359f6a76da90d19e8fd95e79c832edb3196 |
| SHA256 | 5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454 |
| SHA512 | f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b |
C:\Users\Admin\AppData\Local\Temp\DAFIEHIEGD.exe
| MD5 | 6c93fc68e2f01c20fb81af24470b790c |
| SHA1 | d5927b38a32e30afcf5a658612a8266476fc4ad8 |
| SHA256 | 64a71b664d76641b35dac312161cb356b3b3b5f0b45c9d88c8afa547b4902580 |
| SHA512 | 355e9677121ef17cf8c398f0c17399776d206c62014080a2c62682e1152ea0729dcc6e233358dcd6bae009b07e3db936d4b18eb37d6e7ebc2fe9cf8d827c4ade |
memory/2396-85-0x0000000000400000-0x000000000068E000-memory.dmp
memory/2396-86-0x0000000000400000-0x000000000063B000-memory.dmp