Analysis Overview
SHA256
6d7aff70a84d9237bde3b149ff04532cafb29b6f358886b5038a737af5934d1f
Threat Level: Known bad
The file 2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious behavior: RenamesItself
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-02-13 14:05
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-13 14:05
Reported
2023-02-13 14:05
Platform
win7-20220901-en
Max time kernel
31s
Max time network
37s
Command Line
Signatures
Emotet
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat | C:\Windows\SysWOW64\licssound.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\licssound.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\licssound.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\licssound.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\licssound.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\licssound.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\licssound.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\licssound.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\licssound.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\licssound.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\licssound.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\licssound.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\licssound.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\licssound.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe
"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe"
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe
--a1bda328
C:\Windows\SysWOW64\licssound.exe
"C:\Windows\SysWOW64\licssound.exe"
C:\Windows\SysWOW64\licssound.exe
--272a2058
Network
| Country | Destination | Domain | Proto |
| NL | 142.250.179.131:443 | tcp | |
| NL | 216.58.214.10:443 | tcp | |
| NL | 142.251.36.35:80 | tcp | |
| US | 44.239.211.14:443 | tcp | |
| NL | 142.251.36.35:80 | tcp |
Files
memory/320-54-0x0000000075711000-0x0000000075713000-memory.dmp
memory/1488-55-0x0000000000000000-mapping.dmp
memory/320-58-0x0000000000400000-0x0000000000414000-memory.dmp
memory/320-56-0x00000000001C0000-0x00000000001CD000-memory.dmp
memory/1488-59-0x0000000000230000-0x000000000025C000-memory.dmp
memory/1488-60-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1712-61-0x0000000000390000-0x00000000003A1000-memory.dmp
memory/1700-62-0x0000000000000000-mapping.dmp
memory/1488-64-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1712-63-0x0000000000390000-0x00000000003A1000-memory.dmp
memory/1700-65-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1700-67-0x0000000000400000-0x000000000042C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-13 14:05
Reported
2023-02-13 14:07
Platform
win10v2004-20220812-en
Max time kernel
149s
Max time network
152s
Command Line
Signatures
Emotet
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\aclevents.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\aclevents.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\aclevents.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 | C:\Windows\SysWOW64\aclevents.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\aclevents.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\aclevents.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\aclevents.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\aclevents.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe
"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe"
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe
--a1bda328
C:\Windows\SysWOW64\aclevents.exe
"C:\Windows\SysWOW64\aclevents.exe"
C:\Windows\SysWOW64\aclevents.exe
--b69fa679
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| BO | 200.58.171.51:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| DE | 20.52.64.200:443 | tcp | |
| MX | 189.196.140.187:80 | tcp | |
| DE | 162.19.139.184:2222 | tcp | |
| KR | 222.104.222.145:443 | tcp | |
| MY | 115.132.227.247:443 | tcp | |
| CO | 190.85.206.228:80 | tcp | |
| DE | 159.69.211.211:8080 | tcp |
Files
memory/4612-132-0x00000000005C0000-0x00000000005D1000-memory.dmp
memory/2268-133-0x0000000000000000-mapping.dmp
memory/4612-135-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4612-134-0x00000000005C0000-0x00000000005D1000-memory.dmp
memory/2268-136-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1744-137-0x0000000000000000-mapping.dmp
memory/2268-138-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1744-139-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1744-140-0x0000000000400000-0x000000000042C000-memory.dmp