Analysis Overview
SHA256
ab4a32f2985665d5989872dcac330a4396f0e0102f13ff9789f9bd0662401473
Threat Level: Shows suspicious behavior
The file e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Adds Run key to start application
Drops file in Windows directory
Unsigned PE
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 18:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 18:50
Reported
2024-04-07 18:53
Platform
win7-20240319-en
Max time kernel
150s
Max time network
124s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Rxivaa.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Windows\CurrentVersion\Run\KOQMLYTPE7 = "C:\\Windows\\Rxivaa.exe" | C:\Windows\Rxivaa.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| File created | C:\Windows\Rxivaa.exe | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\Rxivaa.exe | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| File created | C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Windows\Rxivaa.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Internet Explorer\Main | C:\Windows\Rxivaa.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Internet Explorer\International | C:\Windows\Rxivaa.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1784 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | C:\Windows\Rxivaa.exe |
| PID 1784 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | C:\Windows\Rxivaa.exe |
| PID 1784 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | C:\Windows\Rxivaa.exe |
| PID 1784 wrote to memory of 2044 | N/A | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | C:\Windows\Rxivaa.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe"
C:\Windows\Rxivaa.exe
C:\Windows\Rxivaa.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | wikileaks.org | udp |
| US | 8.8.8.8:53 | articlesbase.com | udp |
| US | 8.8.8.8:53 | 10086.cn | udp |
| US | 8.8.8.8:53 | fantasticarena.com | udp |
| US | 8.8.8.8:53 | blogdemand.com | udp |
Files
memory/1784-0-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1784-1-0x0000000000280000-0x0000000000281000-memory.dmp
memory/1784-2-0x0000000000400000-0x000000000043C000-memory.dmp
C:\Windows\Rxivaa.exe
| MD5 | e59dac2cbe5d714c144542e95383fb9c |
| SHA1 | f018d020825e1a3d73f9de1ac11771d97929976b |
| SHA256 | ab4a32f2985665d5989872dcac330a4396f0e0102f13ff9789f9bd0662401473 |
| SHA512 | 30c0ce08e88f300ce38a137c27d86dadfc3f20fea645561236e26a84f0b8c032d4a60f41eec8136f7fbbeab1de52ef2b0a055c08381942d95a63163d7caf943e |
memory/2044-9-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-10-0x0000000000400000-0x000000000043C000-memory.dmp
C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job
| MD5 | 0d6d16afeba28b48cf349dbe42b779ce |
| SHA1 | 86f712b7681b244f43fba991947406357c506621 |
| SHA256 | 28f863a7145ca427e84dd2d26a50bf6c0eaad67d17fc1101945b17f9d96ea7cf |
| SHA512 | d1f8c91517f61c20e5f18a55a855733b163eece26349d0d29e2caa78de8bd951862fc6fc202179778ab7b3a5ea29e22eadaed7dc5e746ef4e13a99fda410e316 |
memory/1784-8801-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-24282-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1784-30616-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-39074-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-43919-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-51745-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-51746-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-51747-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-51749-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2044-51753-0x0000000000400000-0x000000000043C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 18:50
Reported
2024-04-07 18:53
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Urulia.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job | C:\Windows\Urulia.exe | N/A |
| File created | C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| File created | C:\Windows\Urulia.exe | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Windows\Urulia.exe | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| File created | C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job | C:\Windows\Urulia.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Windows\Urulia.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Internet Explorer\International | C:\Windows\Urulia.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Internet Explorer\Main | C:\Windows\Urulia.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3252 wrote to memory of 4732 | N/A | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | C:\Windows\Urulia.exe |
| PID 3252 wrote to memory of 4732 | N/A | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | C:\Windows\Urulia.exe |
| PID 3252 wrote to memory of 4732 | N/A | C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe | C:\Windows\Urulia.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e59dac2cbe5d714c144542e95383fb9c_JaffaCakes118.exe"
C:\Windows\Urulia.exe
C:\Windows\Urulia.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | wikileaks.org | udp |
| US | 8.8.8.8:53 | articlesbase.com | udp |
| US | 8.8.8.8:53 | 10086.cn | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | blogdemand.com | udp |
| US | 8.8.8.8:53 | fantasticarena.com | udp |
| US | 8.8.8.8:53 | fantasticarena.com | udp |
| US | 8.8.8.8:53 | blogdemand.com | udp |
| US | 8.8.8.8:53 | fantasticarena.com | udp |
| US | 8.8.8.8:53 | blogdemand.com | udp |
| US | 8.8.8.8:53 | fantasticarena.com | udp |
| US | 8.8.8.8:53 | blogdemand.com | udp |
| US | 8.8.8.8:53 | 174.117.168.52.in-addr.arpa | udp |
Files
memory/3252-0-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3252-1-0x00000000005E0000-0x00000000005E1000-memory.dmp
memory/3252-2-0x0000000000400000-0x000000000043C000-memory.dmp
C:\Windows\Urulia.exe
| MD5 | e59dac2cbe5d714c144542e95383fb9c |
| SHA1 | f018d020825e1a3d73f9de1ac11771d97929976b |
| SHA256 | ab4a32f2985665d5989872dcac330a4396f0e0102f13ff9789f9bd0662401473 |
| SHA512 | 30c0ce08e88f300ce38a137c27d86dadfc3f20fea645561236e26a84f0b8c032d4a60f41eec8136f7fbbeab1de52ef2b0a055c08381942d95a63163d7caf943e |
memory/4732-9-0x0000000000400000-0x000000000043C000-memory.dmp
C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job
| MD5 | 2c8465a6b78c68392b6be107b4876356 |
| SHA1 | 1ed15f6b812ccc04a671efa75b3479c26df0a4c1 |
| SHA256 | d09f60a77d6e17dabc39e0f2666cc497d7e5b055ec0f2e47069663c2cde0e60d |
| SHA512 | ceb47ca2c4608b7c7299269fe00af170c8672d42e5880e33cf3ca4bdd4e7636f86fcb6d558307d731c994691c4f7888250afc193eddf2d410ca7f89152082ef6 |
memory/3252-12107-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-18811-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3252-32422-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-44914-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-56549-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-69151-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-94714-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-120958-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-143753-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-145640-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-145641-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-145643-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4732-145647-0x0000000000400000-0x000000000043C000-memory.dmp