Analysis Overview
SHA256
7e0a9d819f26096c598cebf4bf31ccff963a8136cb9139524e8c8778c5479f0e
Threat Level: Known bad
The file 7f147afcf2c6ca1e1996713efdfba9d5_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 SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-29 01:27
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-29 01:27
Reported
2024-05-29 01:30
Platform
win7-20240220-en
Max time kernel
148s
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\Temporary Internet Files\counters.dat | C:\Windows\SysWOW64\mediumshader.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\{6FE76540-4E62-4423-8017-8775C9B6F7B7}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-7a-97-92-e7-15\WpadDecision = "0" | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6FE76540-4E62-4423-8017-8775C9B6F7B7}\WpadDecisionTime = 40ae0f7b67b1da01 | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-7a-97-92-e7-15 | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6FE76540-4E62-4423-8017-8775C9B6F7B7}\7a-7a-97-92-e7-15 | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-7a-97-92-e7-15\WpadDecisionReason = "1" | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6FE76540-4E62-4423-8017-8775C9B6F7B7} | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-7a-97-92-e7-15\WpadDecisionTime = 40ae0f7b67b1da01 | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6FE76540-4E62-4423-8017-8775C9B6F7B7}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f013c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6FE76540-4E62-4423-8017-8775C9B6F7B7}\WpadDecision = "0" | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\mediumshader.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mediumshader.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mediumshader.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mediumshader.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe
--c6173eca
C:\Windows\SysWOW64\mediumshader.exe
"C:\Windows\SysWOW64\mediumshader.exe"
C:\Windows\SysWOW64\mediumshader.exe
--c7c4594c
Network
| Country | Destination | Domain | Proto |
| DE | 165.227.156.155:443 | 165.227.156.155 | tcp |
| US | 104.239.175.211:8080 | tcp | |
| US | 104.239.175.211:8080 | tcp | |
| US | 67.225.179.64:8080 | tcp | |
| US | 67.225.179.64:8080 | tcp | |
| US | 192.241.220.155:8080 | tcp | |
| US | 192.241.220.155:8080 | tcp |
Files
memory/1728-0-0x00000000002F0000-0x0000000000307000-memory.dmp
memory/1728-5-0x0000000000240000-0x0000000000251000-memory.dmp
memory/2144-6-0x00000000003C0000-0x00000000003D7000-memory.dmp
memory/2240-11-0x0000000000570000-0x0000000000587000-memory.dmp
memory/2144-16-0x0000000000400000-0x00000000004C4000-memory.dmp
memory/2592-17-0x00000000003D0000-0x00000000003E7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-29 01:27
Reported
2024-05-29 01:30
Platform
win10v2004-20240226-en
Max time kernel
154s
Max time network
162s
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\mmcendif.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 | C:\Windows\SysWOW64\mmcendif.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\mmcendif.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\mmcendif.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\mmcendif.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4796 wrote to memory of 4044 | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe |
| PID 4796 wrote to memory of 4044 | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe |
| PID 4796 wrote to memory of 4044 | N/A | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe |
| PID 3260 wrote to memory of 1496 | N/A | C:\Windows\SysWOW64\mmcendif.exe | C:\Windows\SysWOW64\mmcendif.exe |
| PID 3260 wrote to memory of 1496 | N/A | C:\Windows\SysWOW64\mmcendif.exe | C:\Windows\SysWOW64\mmcendif.exe |
| PID 3260 wrote to memory of 1496 | N/A | C:\Windows\SysWOW64\mmcendif.exe | C:\Windows\SysWOW64\mmcendif.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\7f147afcf2c6ca1e1996713efdfba9d5_JaffaCakes118.exe
--c6173eca
C:\Windows\SysWOW64\mmcendif.exe
"C:\Windows\SysWOW64\mmcendif.exe"
C:\Windows\SysWOW64\mmcendif.exe
--6a3629c7
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 --mojo-platform-channel-handle=1036 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| FR | 216.58.214.170:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 216.239.32.29:80 | pki.goog | tcp |
| US | 8.8.8.8:53 | 170.214.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.32.239.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 13.107.246.64:443 | 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 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| DE | 165.227.156.155:443 | 165.227.156.155 | tcp |
| US | 8.8.8.8:53 | 155.156.227.165.in-addr.arpa | udp |
| US | 104.239.175.211:8080 | tcp | |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 67.225.179.64:8080 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 192.241.220.155:8080 | tcp | |
| CO | 179.12.170.148:8080 | tcp | |
| US | 8.8.8.8:53 | 66.112.168.52.in-addr.arpa | udp |
| N/A | 5.196.74.210:8080 | tcp |
Files
memory/4796-2-0x0000000002330000-0x0000000002341000-memory.dmp
memory/4796-0-0x0000000002350000-0x0000000002367000-memory.dmp
memory/4044-6-0x0000000002110000-0x0000000002127000-memory.dmp
memory/3260-12-0x0000000001000000-0x0000000001017000-memory.dmp
memory/4044-17-0x0000000000400000-0x00000000004C4000-memory.dmp
C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\62d89b1cc749ada74ac974797cd2bf89_2397ee06-28fe-4eaa-8777-f7014368c353
| MD5 | 461f3321980d3c590039fbc2d18074c9 |
| SHA1 | 3f0db67a2c9131778735b2f56ad6b7b18041e9fc |
| SHA256 | af63fb45d1526520c70f72c304b3bfeaaaae9597a296289e88dda75638831978 |
| SHA512 | c153f222f76e5003136ff3835e1be18746ce10de1adc4c406880cab80f03b13d15a24b61e9409f2ce73814100e9043c1643d0fc655bb6a37312c583ca21ec277 |
memory/1496-19-0x0000000000FB0000-0x0000000000FC7000-memory.dmp