Analysis Overview
SHA256
bca0f84530687df0192d79ce7bc1f1359c5ffccbbba864006d525697a964bfca
Threat Level: Known bad
The file 5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Remcos
Executes dropped EXE
Checks computer location settings
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-19 18:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-19 18:10
Reported
2024-05-19 18:13
Platform
win7-20240508-en
Max time kernel
150s
Max time network
154s
Command Line
Signatures
Remcos
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\Applicationtinjtbertsnrimrjtbrdyth = "C:\\Users\\Admin\\AppData\\Roaming\\appert8u5e5e7yhg45e.exe -boot" | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1528 set thread context of 1916 | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
| File created | C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe"
C:\Windows\SysWOW64\explorer.exe
"C:\Windows\System32\explorer.exe" /c select, C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
"C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe"
C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
"C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe"
C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
"C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | casillas.hicam.net | udp |
| US | 8.8.8.8:53 | casillasmx.chickenkiller.com | udp |
| US | 8.8.8.8:53 | casillas45.hopto.org | udp |
| US | 8.8.8.8:53 | casillas.libfoobar.so | udp |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
| US | 8.8.8.8:53 | settings.wifizone.org | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
Files
memory/2236-0-0x00000000748D1000-0x00000000748D2000-memory.dmp
memory/2236-1-0x00000000748D0000-0x0000000074E7B000-memory.dmp
memory/2236-2-0x00000000748D0000-0x0000000074E7B000-memory.dmp
memory/2236-3-0x00000000748D0000-0x0000000074E7B000-memory.dmp
memory/2236-4-0x00000000748D0000-0x0000000074E7B000-memory.dmp
memory/2236-10-0x00000000748D0000-0x0000000074E7B000-memory.dmp
C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
| MD5 | 5ab7ab87a1164876f8515a82ec11a51d |
| SHA1 | 4268a9c421a1c37695acc67435334269ac8622ec |
| SHA256 | bca0f84530687df0192d79ce7bc1f1359c5ffccbbba864006d525697a964bfca |
| SHA512 | 686348f82ecac03181776e153c9f8b6219ce3e5e057f1e6ba42182e0fa075832f5284a36a05d5e90a96dfef7fd8b6f7b905d69ce97d68a6e8553fbb2bc55a8b8 |
C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch
| MD5 | 1df068aad0bc9ecfccea3c9623c08328 |
| SHA1 | 701a011c59d5ac1efd342d1b8016b77572ca44f0 |
| SHA256 | 16672dca18dce9f63b769332d8e00d3adc4c12993852089d41d28e0c5c7d4018 |
| SHA512 | 4f715c700e140b75726d65898a666eac9671675066b0673621756ae1f81308f453131d7104b6773b35b0d887a71bf1ce1269fc907ae94af2fe3e7da6cfcffc6d |
memory/1916-16-0x0000000000400000-0x000000000041C000-memory.dmp
memory/1916-18-0x0000000000400000-0x000000000041C000-memory.dmp
memory/1916-19-0x0000000000400000-0x000000000041C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-19 18:10
Reported
2024-05-19 18:13
Platform
win10v2004-20240426-en
Max time kernel
150s
Max time network
149s
Command Line
Signatures
Remcos
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Applicationtinjtbertsnrimrjtbrdyth = "C:\\Users\\Admin\\AppData\\Roaming\\appert8u5e5e7yhg45e.exe -boot" | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 336 set thread context of 3008 | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
| File created | C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5ab7ab87a1164876f8515a82ec11a51d_JaffaCakes118.exe"
C:\Windows\SysWOW64\explorer.exe
"C:\Windows\System32\explorer.exe" /c select, C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
"C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe"
C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
"C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe"
C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
"C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| BE | 88.221.83.185:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 185.83.221.88.in-addr.arpa | udp |
| BE | 88.221.83.185:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| 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 | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | casillas.hicam.net | udp |
| US | 8.8.8.8:53 | casillasmx.chickenkiller.com | udp |
| US | 8.8.8.8:53 | casillas45.hopto.org | udp |
| US | 8.8.8.8:53 | casillas.libfoobar.so | udp |
| US | 8.8.8.8:53 | du4alr0ute.sendsmtp.com | udp |
| MX | 187.155.77.154:2404 | du4alr0ute.sendsmtp.com | tcp |
| US | 8.8.8.8:53 | settings.wifizone.org | udp |
Files
memory/2720-0-0x0000000074E42000-0x0000000074E43000-memory.dmp
memory/2720-1-0x0000000074E40000-0x00000000753F1000-memory.dmp
memory/2720-2-0x0000000074E40000-0x00000000753F1000-memory.dmp
memory/2720-3-0x0000000074E40000-0x00000000753F1000-memory.dmp
memory/2720-4-0x0000000074E40000-0x00000000753F1000-memory.dmp
memory/2720-5-0x0000000074E42000-0x0000000074E43000-memory.dmp
memory/2720-12-0x0000000074E40000-0x00000000753F1000-memory.dmp
C:\Users\Admin\AppData\Roaming\appert8u5e5e7yhg45e.exe
| MD5 | 5ab7ab87a1164876f8515a82ec11a51d |
| SHA1 | 4268a9c421a1c37695acc67435334269ac8622ec |
| SHA256 | bca0f84530687df0192d79ce7bc1f1359c5ffccbbba864006d525697a964bfca |
| SHA512 | 686348f82ecac03181776e153c9f8b6219ce3e5e057f1e6ba42182e0fa075832f5284a36a05d5e90a96dfef7fd8b6f7b905d69ce97d68a6e8553fbb2bc55a8b8 |
C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch
| MD5 | 459aaa4ef6cb96ca6c2d826a2ee7517f |
| SHA1 | b371e0e5d621816f87f1b027813289e45085681d |
| SHA256 | 5df0a1c86b2edefe26537322eea9a8807d0468fa54464c2eba1f3c10fab5919e |
| SHA512 | b31ccdfb6ef8299abfbfddb8f20450f08ef1187e9f138845df2f619325f436fa30152b3e96e3bef6b47ed6fa9595bec7584e96cf8b1708038f0027bbd0179b27 |
memory/3008-18-0x0000000000400000-0x000000000041C000-memory.dmp
memory/3008-23-0x0000000000400000-0x000000000041C000-memory.dmp
memory/3008-22-0x0000000000400000-0x000000000041C000-memory.dmp
memory/3008-20-0x0000000000400000-0x000000000041C000-memory.dmp