Analysis Overview
SHA256
71139bc58c5e0e4fdec43b6f1952ec8262dc01b7617f6656f098c099cff66b86
Threat Level: Shows suspicious behavior
The file b9ae27830417093159a1543a15b24a31_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
Adds Run key to start application
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-04 13:36
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-04 13:36
Reported
2024-04-04 13:39
Platform
win7-20240221-en
Max time kernel
122s
Max time network
126s
Command Line
Signatures
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | N/A |
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2200 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2200 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2200 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2200 wrote to memory of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Windows\bugMAKER.bat
Network
Files
C:\Windows\bugMAKER.bat
| MD5 | 08f0c10a45d849d6ce8954108542fd7b |
| SHA1 | a0868f9d5c75dd8ec03799079dc75fab618c8507 |
| SHA256 | c6b339069488ebf9f900900f62c17afcfeb3a8fee0a45e61bf000dbdee9a6ac8 |
| SHA512 | a2974a430d945f5d8cac5d46d42ab5502a7823327425efe9673aa2d1056c059d7625e89f4aace9f231579d999d8b2e0d190ee22d72c16914f1072a395c851fa7 |
memory/2584-62-0x0000000002180000-0x0000000002181000-memory.dmp
memory/2200-67-0x0000000000400000-0x000000000042D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-04 13:36
Reported
2024-04-04 13:39
Platform
win10v2004-20240319-en
Max time kernel
145s
Max time network
151s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\cmd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | N/A |
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1084 wrote to memory of 372 | N/A | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1084 wrote to memory of 372 | N/A | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 1084 wrote to memory of 372 | N/A | C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b9ae27830417093159a1543a15b24a31_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4072 --field-trial-handle=2260,i,4762972005863767630,9297428255150568035,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 167.161.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| NL | 142.251.39.110:443 | tcp | |
| NL | 142.250.179.138:443 | tcp | |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.66.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 216.58.204.74:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 74.204.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 138.201.86.20.in-addr.arpa | udp |
Files
C:\Windows\bugMAKER.bat
| MD5 | 08f0c10a45d849d6ce8954108542fd7b |
| SHA1 | a0868f9d5c75dd8ec03799079dc75fab618c8507 |
| SHA256 | c6b339069488ebf9f900900f62c17afcfeb3a8fee0a45e61bf000dbdee9a6ac8 |
| SHA512 | a2974a430d945f5d8cac5d46d42ab5502a7823327425efe9673aa2d1056c059d7625e89f4aace9f231579d999d8b2e0d190ee22d72c16914f1072a395c851fa7 |
memory/1084-24-0x0000000000400000-0x000000000042D000-memory.dmp