Analysis Overview
SHA256
db773a30597c86a869a8cf3d75c2c86ba22e6dd48441811eedb52d231b6bb249
Threat Level: Known bad
The file 8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
Modifies data under HKEY_USERS
Suspicious use of SetWindowsHookEx
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-31 14:48
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-31 14:48
Reported
2024-05-31 14:51
Platform
win7-20240215-en
Max time kernel
142s
Max time network
146s
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\halspecial.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\halspecial.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-2e-c7-85-dc-cf | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\ae-2e-c7-85-dc-cf | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8} | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-2e-c7-85-dc-cf\WpadDecisionTime = 3039e0ad69b3da01 | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-2e-c7-85-dc-cf\WpadDecision = "0" | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ae-2e-c7-85-dc-cf\WpadDecisionReason = "1" | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0054000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\WpadDecisionTime = 3039e0ad69b3da01 | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\WpadDecision = "0" | C:\Windows\SysWOW64\halspecial.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0E2ED3BA-EBC5-4853-AC9E-2E203E2F31E8}\WpadNetworkName = "Network 2" | C:\Windows\SysWOW64\halspecial.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\halspecial.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\halspecial.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\halspecial.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\halspecial.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\halspecial.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe
--63ffd341
C:\Windows\SysWOW64\halspecial.exe
"C:\Windows\SysWOW64\halspecial.exe"
C:\Windows\SysWOW64\halspecial.exe
--3accb298
Network
| Country | Destination | Domain | Proto |
| KR | 211.218.105.101:80 | tcp | |
| KR | 211.218.105.101:80 | tcp | |
| ZA | 197.90.159.42:80 | tcp | |
| ZA | 197.90.159.42:80 | tcp | |
| EC | 201.183.251.100:80 | tcp | |
| EC | 201.183.251.100:80 | tcp |
Files
memory/2900-5-0x00000000001D0000-0x00000000001E1000-memory.dmp
memory/2900-0-0x0000000000280000-0x0000000000297000-memory.dmp
memory/1244-6-0x0000000000310000-0x0000000000327000-memory.dmp
memory/2476-11-0x0000000000530000-0x0000000000547000-memory.dmp
memory/1244-16-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/2592-17-0x0000000000870000-0x0000000000887000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-31 14:48
Reported
2024-05-31 14:51
Platform
win10v2004-20240508-en
Max time kernel
149s
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\IE | C:\Windows\SysWOW64\wizshades.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\wizshades.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\wizshades.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 | C:\Windows\SysWOW64\wizshades.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\wizshades.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\wizshades.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\wizshades.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wizshades.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2652 wrote to memory of 3044 | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe |
| PID 2652 wrote to memory of 3044 | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe |
| PID 2652 wrote to memory of 3044 | N/A | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe |
| PID 532 wrote to memory of 3628 | N/A | C:\Windows\SysWOW64\wizshades.exe | C:\Windows\SysWOW64\wizshades.exe |
| PID 532 wrote to memory of 3628 | N/A | C:\Windows\SysWOW64\wizshades.exe | C:\Windows\SysWOW64\wizshades.exe |
| PID 532 wrote to memory of 3628 | N/A | C:\Windows\SysWOW64\wizshades.exe | C:\Windows\SysWOW64\wizshades.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\8760c4dc1744e93eb02e5a98b31b3edd_JaffaCakes118.exe
--63ffd341
C:\Windows\SysWOW64\wizshades.exe
"C:\Windows\SysWOW64\wizshades.exe"
C:\Windows\SysWOW64\wizshades.exe
--261b42c4
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 233.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.201.86.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.144.22.2.in-addr.arpa | udp |
| KR | 211.218.105.101:80 | tcp | |
| US | 8.8.8.8:53 | 160.144.22.2.in-addr.arpa | udp |
| ZA | 197.90.159.42:80 | tcp | |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| EC | 201.183.251.100:80 | tcp | |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 50.63.13.135:8080 | tcp | |
| IT | 80.211.32.88:8080 | tcp | |
| US | 8.8.8.8:53 | 14.173.189.20.in-addr.arpa | udp |
Files
memory/2652-0-0x0000000002320000-0x0000000002337000-memory.dmp
memory/2652-5-0x0000000000860000-0x0000000000871000-memory.dmp
memory/3044-6-0x00000000022F0000-0x0000000002307000-memory.dmp
memory/3044-11-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/532-13-0x0000000001920000-0x0000000001937000-memory.dmp
C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\01edac8cae020cd42786e051ebe37b67_6833eb7b-8d4b-4cdd-9502-9bbf7fc1cf9f
| MD5 | 5f22af36aff2e43cacf9a56ba4166900 |
| SHA1 | 914ede992f5edd5523a3a127a88f7bca60c69665 |
| SHA256 | e0671a7dbf4fca7d937ff1300471c5823a57786710faba9f85daf9e843281e3a |
| SHA512 | f7fd666c6dcdae2bf235bb2b00791cf00519579e3181e5e3fd67e70c9a4027d48335b6498f6116efa5e513b7750b0eebeb484a63555d277939923bb48d4f3bc8 |
memory/3044-19-0x0000000000400000-0x00000000004AC000-memory.dmp
memory/3628-20-0x0000000000DD0000-0x0000000000DE7000-memory.dmp