Analysis Overview
SHA256
c4863ea662603e636257803d93dc20518375363c8aea0298f3f174f7c1738944
Threat Level: Known bad
The file dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Emotet
CryptOne packer
Drops file in System32 directory
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Modifies data under HKEY_USERS
Suspicious behavior: RenamesItself
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-13 19:41
Signatures
CryptOne packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-13 19:41
Reported
2024-09-13 19:44
Platform
win7-20240903-en
Max time kernel
148s
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\sitkacycle.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\b6-64-d8-9e-16-d3 | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-64-d8-9e-16-d3\WpadDecisionReason = "1" | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1} | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\WpadDecision = "0" | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-64-d8-9e-16-d3\WpadDecisionTime = 70eea6071506db01 | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00bb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\WpadDecisionReason = "1" | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\WpadNetworkName = "Network 3" | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-64-d8-9e-16-d3 | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-64-d8-9e-16-d3\WpadDecision = "0" | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C60C58E0-DDD4-42BB-840A-48A3CB03ABD1}\WpadDecisionTime = 70eea6071506db01 | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sitkacycle.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe
--d488243e
C:\Windows\SysWOW64\sitkacycle.exe
"C:\Windows\SysWOW64\sitkacycle.exe"
C:\Windows\SysWOW64\sitkacycle.exe
--cb51aea4
Network
| Country | Destination | Domain | Proto |
| GB | 109.158.205.99:50000 | tcp | |
| GB | 109.158.205.99:50000 | tcp | |
| GB | 188.221.112.91:80 | tcp | |
| GB | 188.221.112.91:80 | tcp | |
| PL | 88.156.97.210:80 | tcp |
Files
memory/2696-0-0x0000000000220000-0x0000000000231000-memory.dmp
memory/2696-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2696-4-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2696-3-0x0000000000220000-0x0000000000231000-memory.dmp
memory/3028-5-0x0000000000400000-0x0000000000425000-memory.dmp
memory/3028-6-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2420-7-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2420-8-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3028-11-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2520-12-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2520-13-0x0000000000400000-0x0000000000425000-memory.dmp
memory/2520-14-0x0000000000400000-0x0000000000414000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-13 19:41
Reported
2024-09-13 19:44
Platform
win10v2004-20240802-en
Max time kernel
146s
Max time network
154s
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\cloudsel.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 | C:\Windows\SysWOW64\cloudsel.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cloudsel.exe | N/A |
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\cloudsel.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Windows\SysWOW64\cloudsel.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cloudsel.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3188 wrote to memory of 3564 | N/A | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe |
| PID 3188 wrote to memory of 3564 | N/A | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe |
| PID 3188 wrote to memory of 3564 | N/A | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe |
| PID 4132 wrote to memory of 3224 | N/A | C:\Windows\SysWOW64\cloudsel.exe | C:\Windows\SysWOW64\cloudsel.exe |
| PID 4132 wrote to memory of 3224 | N/A | C:\Windows\SysWOW64\cloudsel.exe | C:\Windows\SysWOW64\cloudsel.exe |
| PID 4132 wrote to memory of 3224 | N/A | C:\Windows\SysWOW64\cloudsel.exe | C:\Windows\SysWOW64\cloudsel.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\dec76f7277a6e33411bbfd7c1fdb045b_JaffaCakes118.exe
--d488243e
C:\Windows\SysWOW64\cloudsel.exe
"C:\Windows\SysWOW64\cloudsel.exe"
C:\Windows\SysWOW64\cloudsel.exe
--6ee258f7
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| GB | 109.158.205.99:50000 | tcp | |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| GB | 188.221.112.91:80 | tcp | |
| PL | 88.156.97.210:80 | tcp | |
| US | 8.8.8.8:53 | 34.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 45.79.72.132:443 | tcp | |
| DE | 136.243.117.85:8080 | tcp |
Files
memory/3188-0-0x0000000002040000-0x0000000002051000-memory.dmp
memory/3188-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3188-4-0x0000000002040000-0x0000000002051000-memory.dmp
memory/3564-5-0x0000000000400000-0x0000000000425000-memory.dmp
memory/3564-6-0x0000000000400000-0x0000000000425000-memory.dmp
memory/3564-8-0x0000000000400000-0x0000000000425000-memory.dmp
memory/3564-9-0x0000000000400000-0x0000000000425000-memory.dmp
memory/4132-10-0x0000000000400000-0x0000000000425000-memory.dmp
memory/3564-15-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3224-16-0x0000000000400000-0x0000000000425000-memory.dmp
memory/3224-17-0x0000000000400000-0x0000000000425000-memory.dmp
memory/3224-19-0x0000000000400000-0x0000000000425000-memory.dmp