Analysis Overview
SHA256
debbfa69c04b5a478bda84a2542bac7694e254cdffa5f6ab8a945a91785f0e0e
Threat Level: Known bad
The file 81931e256255d48f32809a7a326beec9_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Cobaltstrike family
XMRig Miner payload
Xmrig family
xmrig
Cobalt Strike reflective loader
XMRig Miner payload
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-29 19:04
Signatures
Cobalt Strike reflective loader
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Cobaltstrike family
XMRig Miner payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xmrig family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-29 19:04
Reported
2024-05-29 19:06
Platform
win7-20240419-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
xmrig
XMRig Miner payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3000 wrote to memory of 2292 | N/A | C:\Users\Admin\AppData\Local\Temp\81931e256255d48f32809a7a326beec9_JaffaCakes118.exe | C:\Windows\system32\WerFault.exe |
| PID 3000 wrote to memory of 2292 | N/A | C:\Users\Admin\AppData\Local\Temp\81931e256255d48f32809a7a326beec9_JaffaCakes118.exe | C:\Windows\system32\WerFault.exe |
| PID 3000 wrote to memory of 2292 | N/A | C:\Users\Admin\AppData\Local\Temp\81931e256255d48f32809a7a326beec9_JaffaCakes118.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\81931e256255d48f32809a7a326beec9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81931e256255d48f32809a7a326beec9_JaffaCakes118.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3000 -s 72
Network
Files
memory/3000-0-0x000000013FDF0000-0x000000014013D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-29 19:04
Reported
2024-05-29 19:06
Platform
win10v2004-20240508-en
Max time kernel
147s
Max time network
151s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\81931e256255d48f32809a7a326beec9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81931e256255d48f32809a7a326beec9_JaffaCakes118.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 129.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.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 | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.117.168.52.in-addr.arpa | udp |