Analysis Overview
SHA256
1d79c23865675ea988e8da616d87729fc029e3da8655a452ec8603c2645ed29c
Threat Level: Known bad
The file 610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-21 19:16
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-21 19:16
Reported
2024-07-21 19:19
Platform
win7-20240708-en
Max time kernel
137s
Max time network
150s
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\choreallow.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f018c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E0A09EB3-E4D5-4448-8FA1-8C2CAC1ECD1C}\WpadDecisionTime = 80210199a2dbda01 | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-e9-08-ee-5f-85\WpadDecision = "0" | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E0A09EB3-E4D5-4448-8FA1-8C2CAC1ECD1C}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E0A09EB3-E4D5-4448-8FA1-8C2CAC1ECD1C}\e6-e9-08-ee-5f-85 | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E0A09EB3-E4D5-4448-8FA1-8C2CAC1ECD1C} | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-e9-08-ee-5f-85 | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-e9-08-ee-5f-85\WpadDecisionReason = "1" | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\e6-e9-08-ee-5f-85\WpadDecisionTime = 80210199a2dbda01 | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E0A09EB3-E4D5-4448-8FA1-8C2CAC1ECD1C}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\choreallow.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E0A09EB3-E4D5-4448-8FA1-8C2CAC1ECD1C}\WpadDecision = "0" | C:\Windows\SysWOW64\choreallow.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\choreallow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\choreallow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\choreallow.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\choreallow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\choreallow.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe
--231c9b27
C:\Windows\SysWOW64\choreallow.exe
"C:\Windows\SysWOW64\choreallow.exe"
C:\Windows\SysWOW64\choreallow.exe
--cb52d91e
Network
| Country | Destination | Domain | Proto |
| FR | 80.11.163.139:443 | tcp | |
| FR | 80.11.163.139:443 | tcp | |
| ES | 85.54.169.141:8080 | tcp | |
| ES | 85.54.169.141:8080 | tcp | |
| NL | 185.14.187.201:8080 | tcp | |
| NL | 185.14.187.201:8080 | tcp |
Files
memory/2076-0-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2076-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2692-3-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2376-4-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2692-7-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2400-8-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2400-9-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2400-10-0x0000000000400000-0x0000000000414000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-21 19:16
Reported
2024-07-21 19:19
Platform
win10v2004-20240709-en
Max time kernel
148s
Max time network
151s
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\enginemferror.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\enginemferror.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\enginemferror.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\enginemferror.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\enginemferror.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4836 wrote to memory of 2420 | N/A | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe |
| PID 4836 wrote to memory of 2420 | N/A | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe |
| PID 4836 wrote to memory of 2420 | N/A | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe |
| PID 2452 wrote to memory of 1424 | N/A | C:\Windows\SysWOW64\enginemferror.exe | C:\Windows\SysWOW64\enginemferror.exe |
| PID 2452 wrote to memory of 1424 | N/A | C:\Windows\SysWOW64\enginemferror.exe | C:\Windows\SysWOW64\enginemferror.exe |
| PID 2452 wrote to memory of 1424 | N/A | C:\Windows\SysWOW64\enginemferror.exe | C:\Windows\SysWOW64\enginemferror.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\610d7bb9f9725d5b736843123d27f1bc_JaffaCakes118.exe
--231c9b27
C:\Windows\SysWOW64\enginemferror.exe
"C:\Windows\SysWOW64\enginemferror.exe"
C:\Windows\SysWOW64\enginemferror.exe
--2bb6563
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| FR | 80.11.163.139:443 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.58.20.217.in-addr.arpa | udp |
| ES | 85.54.169.141:8080 | tcp | |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| NL | 185.14.187.201:8080 | tcp | |
| US | 8.8.8.8:53 | 18.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 45.79.188.67:8080 | tcp | |
| US | 63.142.253.122:8080 | tcp | |
| NL | 91.205.215.66:8080 | tcp | |
| CN | 222.214.218.192:8080 | tcp |
Files
memory/4836-0-0x0000000000500000-0x0000000000517000-memory.dmp
memory/4836-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4836-4-0x0000000000500000-0x0000000000517000-memory.dmp
memory/2420-5-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2420-6-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2452-7-0x0000000000400000-0x000000000042D000-memory.dmp
memory/2420-10-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1424-12-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1424-13-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1424-16-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1424-17-0x0000000000400000-0x000000000042D000-memory.dmp