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
Modifies data under HKEY_USERS
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-02-14 22:52
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-02-14 22:52
Reported
2023-02-14 22:56
Platform
win7-20221111-en
Max time kernel
208s
Max time network
211s
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\unpackbears.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECFCAC3-D841-49AF-AC7D-5BE7CB93B33F}\WpadDecision = "0" | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECFCAC3-D841-49AF-AC7D-5BE7CB93B33F} | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-3e-3e-d0-0f-44 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-3e-3e-d0-0f-44\WpadDetectedUrl | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECFCAC3-D841-49AF-AC7D-5BE7CB93B33F}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECFCAC3-D841-49AF-AC7D-5BE7CB93B33F}\WpadNetworkName = "Network 2" | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECFCAC3-D841-49AF-AC7D-5BE7CB93B33F}\8a-3e-3e-d0-0f-44 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-3e-3e-d0-0f-44\WpadDecision = "0" | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f004b000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-3e-3e-d0-0f-44\WpadDecisionTime = 804f2b88cf40d901 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECFCAC3-D841-49AF-AC7D-5BE7CB93B33F}\WpadDecisionTime = 605572e2cf40d901 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-3e-3e-d0-0f-44\WpadDecisionTime = 605572e2cf40d901 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f004b000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ECFCAC3-D841-49AF-AC7D-5BE7CB93B33F}\WpadDecisionTime = 804f2b88cf40d901 | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-3e-3e-d0-0f-44\WpadDecisionReason = "1" | C:\Windows\SysWOW64\unpackbears.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\unpackbears.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\unpackbears.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 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\unpackbears.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\unpackbears.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\unpackbears.exe
"C:\Windows\SysWOW64\unpackbears.exe"
C:\Windows\SysWOW64\unpackbears.exe
--ba3423e3
Network
| Country | Destination | Domain | Proto |
| BO | 200.58.171.51:80 | tcp | |
| BO | 200.58.171.51:80 | tcp | |
| MX | 189.196.140.187:80 | tcp | |
| MX | 189.196.140.187:80 | tcp | |
| KR | 222.104.222.145:443 | tcp | |
| KR | 222.104.222.145:443 | tcp | |
| MY | 115.132.227.247:443 | tcp | |
| MY | 115.132.227.247:443 | tcp |
Files
memory/1428-54-0x0000000000000000-mapping.dmp
memory/1728-55-0x00000000003B0000-0x00000000003C1000-memory.dmp
memory/1728-56-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1428-57-0x0000000000220000-0x0000000000231000-memory.dmp
memory/1428-58-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1428-59-0x0000000075591000-0x0000000075593000-memory.dmp
memory/868-60-0x0000000000000000-mapping.dmp
memory/1428-61-0x0000000000400000-0x0000000000414000-memory.dmp
memory/868-62-0x0000000000400000-0x000000000042C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-02-14 22:52
Reported
2023-02-14 22:55
Platform
win10v2004-20220812-en
Max time kernel
130s
Max time network
147s
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\INetCookies | C:\Windows\SysWOW64\redistslide.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\redistslide.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 | C:\Windows\SysWOW64\redistslide.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\redistslide.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\redistslide.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\redistslide.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\redistslide.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings | C:\Windows\system32\OpenWith.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\redistslide.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 SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4304 wrote to memory of 5056 | 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 4304 wrote to memory of 5056 | 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 4304 wrote to memory of 5056 | 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 4620 wrote to memory of 1988 | N/A | C:\Windows\SysWOW64\redistslide.exe | C:\Windows\SysWOW64\redistslide.exe |
| PID 4620 wrote to memory of 1988 | N/A | C:\Windows\SysWOW64\redistslide.exe | C:\Windows\SysWOW64\redistslide.exe |
| PID 4620 wrote to memory of 1988 | N/A | C:\Windows\SysWOW64\redistslide.exe | C:\Windows\SysWOW64\redistslide.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\redistslide.exe
"C:\Windows\SysWOW64\redistslide.exe"
C:\Windows\SysWOW64\redistslide.exe
--779f322e
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| BO | 200.58.171.51:80 | tcp | |
| IE | 13.69.239.72:443 | tcp | |
| MX | 189.196.140.187:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| KR | 222.104.222.145:443 | tcp | |
| MY | 115.132.227.247:443 | tcp | |
| CO | 190.85.206.228:80 | tcp |
Files
memory/4304-132-0x0000000002160000-0x0000000002171000-memory.dmp
memory/5056-133-0x0000000000000000-mapping.dmp
memory/4304-134-0x0000000002160000-0x0000000002171000-memory.dmp
memory/4304-135-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5056-136-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1988-137-0x0000000000000000-mapping.dmp
memory/5056-138-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1988-139-0x0000000000400000-0x000000000042C000-memory.dmp
memory/1988-140-0x0000000000400000-0x000000000042C000-memory.dmp