Analysis Overview
SHA256
d298e91476ca19786493e72aa0cd95984d0a22e69712db04d4bcfd9256aff9ec
Threat Level: Known bad
The file b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious behavior: RenamesItself
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-16 20:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-16 20:55
Reported
2024-06-16 20:58
Platform
win7-20240611-en
Max time kernel
141s
Max time network
156s
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\wsamaker.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\ProxyEnable = "0" | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63767EEB-E6B5-459B-B370-46540194F13F} | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63767EEB-E6B5-459B-B370-46540194F13F}\WpadDecision = "0" | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-6d-3b-35-37-3c\WpadDecision = "0" | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63767EEB-E6B5-459B-B370-46540194F13F}\WpadDecisionTime = 5021c2a52fc0da01 | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-6d-3b-35-37-3c | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63767EEB-E6B5-459B-B370-46540194F13F}\1a-6d-3b-35-37-3c | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63767EEB-E6B5-459B-B370-46540194F13F}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{63767EEB-E6B5-459B-B370-46540194F13F}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-6d-3b-35-37-3c\WpadDecisionReason = "1" | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-6d-3b-35-37-3c\WpadDecisionTime = 5021c2a52fc0da01 | C:\Windows\SysWOW64\wsamaker.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsamaker.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsamaker.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wsamaker.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe
--e8a02083
C:\Windows\SysWOW64\wsamaker.exe
"C:\Windows\SysWOW64\wsamaker.exe"
C:\Windows\SysWOW64\wsamaker.exe
--f4a88fb1
Network
| Country | Destination | Domain | Proto |
| US | 68.187.160.28:443 | tcp | |
| US | 68.187.160.28:443 | tcp | |
| US | 97.120.32.227:80 | tcp | |
| US | 97.120.32.227:80 | tcp | |
| MX | 187.188.166.192:8080 | tcp | |
| MX | 187.188.166.192:8080 | tcp |
Files
memory/2456-0-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/2456-1-0x0000000000270000-0x0000000000287000-memory.dmp
memory/2456-6-0x00000000001D0000-0x00000000001E1000-memory.dmp
memory/2572-7-0x00000000003E0000-0x00000000003F7000-memory.dmp
memory/1248-12-0x00000000002D0000-0x00000000002E7000-memory.dmp
memory/2572-17-0x0000000000400000-0x0000000000452000-memory.dmp
memory/2644-18-0x0000000000840000-0x0000000000857000-memory.dmp
memory/2456-23-0x00000000001D0000-0x00000000001E1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-16 20:55
Reported
2024-06-16 20:58
Platform
win10v2004-20240508-en
Max time kernel
143s
Max time network
149s
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\footerwow.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\footerwow.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\footerwow.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\footerwow.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\footerwow.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\footerwow.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\footerwow.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\footerwow.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4440 wrote to memory of 4976 | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe |
| PID 4440 wrote to memory of 4976 | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe |
| PID 4440 wrote to memory of 4976 | N/A | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe |
| PID 636 wrote to memory of 5024 | N/A | C:\Windows\SysWOW64\footerwow.exe | C:\Windows\SysWOW64\footerwow.exe |
| PID 636 wrote to memory of 5024 | N/A | C:\Windows\SysWOW64\footerwow.exe | C:\Windows\SysWOW64\footerwow.exe |
| PID 636 wrote to memory of 5024 | N/A | C:\Windows\SysWOW64\footerwow.exe | C:\Windows\SysWOW64\footerwow.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\b529a862ea0859b019ec59cb0c96e36c_JaffaCakes118.exe
--e8a02083
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4396,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=4292 /prefetch:8
C:\Windows\SysWOW64\footerwow.exe
"C:\Windows\SysWOW64\footerwow.exe"
C:\Windows\SysWOW64\footerwow.exe
--55f9439a
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 68.187.160.28:443 | tcp | |
| US | 97.120.32.227:80 | tcp | |
| MX | 187.188.166.192:8080 | tcp | |
| CA | 144.217.117.207:8080 | tcp | |
| US | 96.126.121.64:443 | tcp |
Files
memory/4440-6-0x00000000023A0000-0x00000000023B1000-memory.dmp
memory/4976-7-0x0000000000770000-0x0000000000787000-memory.dmp
memory/4440-1-0x00000000023C0000-0x00000000023D7000-memory.dmp
memory/4440-0-0x0000000002390000-0x0000000002391000-memory.dmp
memory/636-14-0x0000000000E60000-0x0000000000E77000-memory.dmp
memory/4976-18-0x0000000000400000-0x0000000000452000-memory.dmp
memory/5024-20-0x0000000000550000-0x0000000000567000-memory.dmp
C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\27c0738ed88ae919a1711a9b1324b5a5_d2547453-e731-4fdf-8f92-95f955a44aca
| MD5 | dd78062e166a7d28ea259d66acf16e7b |
| SHA1 | b4799b14e9c354d2f2e954906c8a2ebf1262388d |
| SHA256 | 02d89b3d50c411c1ad7b4d2555f08620bccc5132adb6c965c043912489cbce8a |
| SHA512 | 2973d854e2c4288ed671a9b92ad97e161811112800d070bdf6d6f482bfe696cfcc7104ffa2a2102900a9a0fda02d558ecb15744cd5a7fb84b4948b7278edfb49 |