Analysis Overview
SHA256
2032acdf04511314d53f51d1fef7f9e62e69abbe3db0b31a0302a8545ab1bd82
Threat Level: Known bad
The file 2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Enumerates physical storage devices
Suspicious behavior: RenamesItself
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-02-15 16:48
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-15 16:48
Reported
2023-02-15 16:49
Platform
win7-20220812-en
Max time kernel
10s
Command Line
Signatures
Emotet
Enumerates physical storage devices
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.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-retrieved-by-Word-macro.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\typtexture.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\typtexture.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe
"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe"
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe
--6dea9298
C:\Windows\SysWOW64\typtexture.exe
"C:\Windows\SysWOW64\typtexture.exe"
C:\Windows\SysWOW64\typtexture.exe
--e872c362
Network
Files
memory/1116-55-0x00000000001B0000-0x00000000001C1000-memory.dmp
memory/1116-56-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2032-54-0x0000000000000000-mapping.dmp
memory/2032-57-0x0000000000220000-0x0000000000231000-memory.dmp
memory/2032-58-0x0000000000400000-0x000000000042C000-memory.dmp
memory/2032-59-0x0000000076681000-0x0000000076683000-memory.dmp
memory/1528-60-0x0000000000000000-mapping.dmp
memory/2032-61-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1528-62-0x0000000000400000-0x000000000042C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-15 16:48
Reported
2023-02-15 16:51
Platform
win10v2004-20221111-en
Max time kernel
150s
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\Content.IE5 | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\mhegscrn.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\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mhegscrn.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-retrieved-by-Word-macro.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2552 wrote to memory of 2480 | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe |
| PID 2552 wrote to memory of 2480 | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe |
| PID 2552 wrote to memory of 2480 | N/A | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe | C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe |
| PID 4752 wrote to memory of 1508 | N/A | C:\Windows\SysWOW64\mhegscrn.exe | C:\Windows\SysWOW64\mhegscrn.exe |
| PID 4752 wrote to memory of 1508 | N/A | C:\Windows\SysWOW64\mhegscrn.exe | C:\Windows\SysWOW64\mhegscrn.exe |
| PID 4752 wrote to memory of 1508 | N/A | C:\Windows\SysWOW64\mhegscrn.exe | C:\Windows\SysWOW64\mhegscrn.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe
"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe"
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-retrieved-by-Word-macro.exe
--6dea9298
C:\Windows\SysWOW64\mhegscrn.exe
"C:\Windows\SysWOW64\mhegscrn.exe"
C:\Windows\SysWOW64\mhegscrn.exe
--b23b143b
Network
| Country | Destination | Domain | Proto |
| BO | 200.58.171.51:80 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| MX | 189.196.140.187:80 | tcp | |
| NL | 87.248.202.1:80 | tcp | |
| NL | 87.248.202.1:80 | 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/2480-132-0x0000000000000000-mapping.dmp
memory/2552-134-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2552-133-0x00000000005C0000-0x00000000005D1000-memory.dmp
memory/2480-135-0x0000000000400000-0x000000000042C000-memory.dmp
memory/4752-136-0x0000000000CF0000-0x0000000000D01000-memory.dmp
memory/1508-137-0x0000000000000000-mapping.dmp
memory/2480-138-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1508-139-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1508-140-0x0000000000400000-0x000000000042C000-memory.dmp