Analysis Overview
SHA256
5895164454aba620b70384013953a9e1e8e0b90166bd5fb849275e42071f0025
Threat Level: Known bad
The file a79c261f6fae161ede7489db34ca3813_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkvnc family
DarkVNC
DarkVNC payload
Suspicious use of SetThreadContext
Program crash
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-27 11:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-27 11:24
Reported
2024-11-27 11:27
Platform
win7-20241010-en
Max time kernel
145s
Max time network
150s
Command Line
Signatures
DarkVNC
Darkvnc family
DarkVNC payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2052 set thread context of 2040 | N/A | C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe | C:\Windows\system32\WerFault.exe |
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\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe
Network
| Country | Destination | Domain | Proto |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp | |
| US | 23.83.133.126:80 | tcp |
Files
memory/2052-1-0x0000000000AA0000-0x0000000000BA0000-memory.dmp
memory/2052-2-0x0000000000220000-0x00000000002A8000-memory.dmp
memory/2052-4-0x0000000000400000-0x000000000048A000-memory.dmp
memory/2040-5-0x000007FFFFFD9000-0x000007FFFFFDA000-memory.dmp
memory/2040-7-0x0000000001B50000-0x0000000001C1A000-memory.dmp
memory/2040-12-0x0000000001B50000-0x0000000001C1A000-memory.dmp
memory/2040-6-0x0000000000290000-0x0000000000291000-memory.dmp
memory/2040-11-0x0000000001B50000-0x0000000001C1A000-memory.dmp
memory/2040-13-0x0000000001B50000-0x0000000001C1A000-memory.dmp
memory/2040-14-0x0000000001B50000-0x0000000001C1A000-memory.dmp
memory/2040-15-0x0000000001B50000-0x0000000001C1A000-memory.dmp
memory/2052-18-0x0000000000400000-0x000000000048A000-memory.dmp
memory/2052-17-0x0000000000220000-0x00000000002A8000-memory.dmp
memory/2052-16-0x0000000000400000-0x0000000000937000-memory.dmp
memory/2040-19-0x0000000001B50000-0x0000000001C1A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-27 11:24
Reported
2024-11-27 11:27
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
135s
Command Line
Signatures
DarkVNC
Darkvnc family
DarkVNC payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe |
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\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2852 wrote to memory of 4636 | N/A | C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe | C:\Windows\system32\WerFault.exe |
| PID 2852 wrote to memory of 4636 | N/A | C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2852 -ip 2852
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 560
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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/2852-1-0x0000000000970000-0x0000000000A70000-memory.dmp
memory/2852-2-0x0000000000BD0000-0x0000000000C58000-memory.dmp
memory/2852-4-0x0000000000400000-0x000000000048A000-memory.dmp
memory/2852-6-0x0000000000BD0000-0x0000000000C58000-memory.dmp
memory/2852-7-0x0000000000400000-0x000000000048A000-memory.dmp
memory/2852-5-0x0000000000400000-0x0000000000937000-memory.dmp