Analysis Overview
SHA256
f478208ceeb20cc093d38b1c1a670ae535ba3a6b8b2b0cf68f9f39ab1208531a
Threat Level: Known bad
The file 640f2a05a264b6897ed17f0edb228ed4_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 behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-21 17:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-21 17:00
Reported
2024-05-21 17:03
Platform
win7-20240508-en
Max time kernel
122s
Max time network
123s
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\TrustInterop.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\Wpad\{FC27B7C9-9C0E-4DFA-AFB9-E6E40D75AC2C}\WpadDecisionTime = 60c07f69a0abda01 | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-88-f3-84-af-8e\WpadDecisionReason = "1" | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-88-f3-84-af-8e\WpadDecision = "0" | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0034000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FC27B7C9-9C0E-4DFA-AFB9-E6E40D75AC2C} | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FC27B7C9-9C0E-4DFA-AFB9-E6E40D75AC2C}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-88-f3-84-af-8e | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FC27B7C9-9C0E-4DFA-AFB9-E6E40D75AC2C}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FC27B7C9-9C0E-4DFA-AFB9-E6E40D75AC2C}\WpadDecision = "0" | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FC27B7C9-9C0E-4DFA-AFB9-E6E40D75AC2C}\8e-88-f3-84-af-8e | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8e-88-f3-84-af-8e\WpadDecisionTime = 60c07f69a0abda01 | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\TrustInterop.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe"
C:\Windows\SysWOW64\TrustInterop.exe
C:\Windows\SysWOW64\TrustInterop.exe
C:\Windows\SysWOW64\TrustInterop.exe
"C:\Windows\SysWOW64\TrustInterop.exe"
Network
| Country | Destination | Domain | Proto |
| US | 162.251.81.235:8080 | tcp | |
| US | 162.251.81.235:8080 | tcp | |
| CA | 158.69.249.236:4143 | tcp | |
| CA | 158.69.249.236:4143 | tcp |
Files
memory/1768-0-0x00000000002C0000-0x00000000002CE000-memory.dmp
memory/1768-6-0x00000000002E0000-0x00000000002F0000-memory.dmp
memory/1768-1-0x00000000002D0000-0x00000000002DE000-memory.dmp
memory/1768-5-0x00000000002D0000-0x00000000002DE000-memory.dmp
memory/3044-7-0x0000000000190000-0x000000000019E000-memory.dmp
memory/3044-12-0x00000000001A0000-0x00000000001AE000-memory.dmp
memory/3044-8-0x00000000001A0000-0x00000000001AE000-memory.dmp
memory/3044-13-0x0000000000260000-0x0000000000270000-memory.dmp
memory/1768-14-0x00000000002C0000-0x00000000002CE000-memory.dmp
memory/2752-15-0x0000000000100000-0x000000000010E000-memory.dmp
memory/2752-16-0x0000000000110000-0x000000000011E000-memory.dmp
memory/2752-20-0x0000000000110000-0x000000000011E000-memory.dmp
memory/2752-21-0x0000000000120000-0x0000000000130000-memory.dmp
memory/2752-27-0x0000000000100000-0x000000000010E000-memory.dmp
memory/3044-29-0x0000000000190000-0x000000000019E000-memory.dmp
memory/3044-28-0x00000000010D0000-0x00000000010F0000-memory.dmp
memory/2632-30-0x0000000000100000-0x000000000010E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-21 17:00
Reported
2024-05-21 17:03
Platform
win10v2004-20240426-en
Max time kernel
137s
Max time network
139s
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\WarningSnippets.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\WarningSnippets.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\WarningSnippets.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WarningSnippets.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\640f2a05a264b6897ed17f0edb228ed4_JaffaCakes118.exe"
C:\Windows\SysWOW64\WarningSnippets.exe
C:\Windows\SysWOW64\WarningSnippets.exe
C:\Windows\SysWOW64\WarningSnippets.exe
"C:\Windows\SysWOW64\WarningSnippets.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.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 | 23.62.61.72:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| NL | 23.62.61.72:443 | www.bing.com | tcp |
| US | 162.251.81.235:8080 | tcp | |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| CA | 158.69.249.236:4143 | tcp | |
| US | 8.8.8.8:53 | 216.183.117.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.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 | 8.8.8.8:53 | 45.19.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| CZ | 31.31.78.203:443 | tcp |
Files
memory/4336-0-0x0000000000B90000-0x0000000000B9E000-memory.dmp
memory/4336-1-0x0000000000BC0000-0x0000000000BCE000-memory.dmp
memory/4336-5-0x0000000000BC0000-0x0000000000BCE000-memory.dmp
memory/4336-6-0x0000000000BD0000-0x0000000000BE0000-memory.dmp
memory/4256-13-0x0000000000610000-0x0000000000620000-memory.dmp
memory/4256-12-0x00000000005D0000-0x00000000005DE000-memory.dmp
memory/4256-11-0x0000000000600000-0x000000000060E000-memory.dmp
memory/4256-7-0x0000000000600000-0x000000000060E000-memory.dmp
memory/4336-14-0x0000000000B90000-0x0000000000B9E000-memory.dmp
memory/4260-19-0x00000000014D0000-0x00000000014DE000-memory.dmp
memory/4260-15-0x00000000014D0000-0x00000000014DE000-memory.dmp
memory/4260-21-0x00000000014E0000-0x00000000014F0000-memory.dmp
memory/4260-20-0x0000000001330000-0x000000000133E000-memory.dmp
memory/3608-22-0x00000000005F0000-0x00000000005FE000-memory.dmp
memory/3608-27-0x0000000000620000-0x000000000062E000-memory.dmp
memory/4260-29-0x0000000001330000-0x000000000133E000-memory.dmp
memory/3608-28-0x0000000000F60000-0x0000000000F70000-memory.dmp
memory/3608-23-0x0000000000620000-0x000000000062E000-memory.dmp
memory/4256-31-0x00000000005D0000-0x00000000005DE000-memory.dmp
memory/4256-30-0x0000000000570000-0x0000000000590000-memory.dmp
memory/3608-32-0x00000000005F0000-0x00000000005FE000-memory.dmp