Analysis Overview
Threat Level: Known bad
The file https://cdn.discordapp.com/attachments/1253255524330246195/1253629125000957993/bytecode.rar?ex=66768c9a&is=66753b1a&hm=2555e33976aab06a13465b3448bc1b727b64e0457dd117cf46564edd5677ea60& was found to be: Known bad.
Malicious Activity Summary
Detect Xworm Payload
Xworm
Checks computer location settings
Drops startup file
Executes dropped EXE
Looks up external IP address via web service
Adds Run key to start application
Drops file in Program Files directory
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-21 08:40
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-21 08:40
Reported
2024-06-21 08:41
Platform
win10v2004-20240508-en
Max time kernel
55s
Max time network
53s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Xworm
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Window corporation.lnk | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Window corporation.lnk | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Downloads\bytecode\Niggasploit API\Vhook API.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Window corporation.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Window corporation = "C:\\Users\\Admin\\AppData\\Roaming\\Window corporation.exe" | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Microsoft\Edge\Application\124.0.2478.80\Niggasploit API\Niggasploit2.dll | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft\Edge\Application\124.0.2478.80\Niggasploit API\NiggasploitInj.dll | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft\Edge\Application\124.0.2478.80\Niggasploit API\RUN BEFORE API.PY | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft\Edge\Application\124.0.2478.80\Niggasploit API\Vhook API.exe | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000_Classes\Local Settings | C:\Windows\system32\OpenWith.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeRestorePrivilege | N/A | C:\Program Files\7-Zip\7zG.exe | N/A |
| Token: 35 | N/A | C:\Program Files\7-Zip\7zG.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Program Files\7-Zip\7zG.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Program Files\7-Zip\7zG.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Window corporation.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\7-Zip\7zG.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3512 wrote to memory of 1140 | N/A | C:\Users\Admin\Downloads\bytecode\Niggasploit API\Vhook API.exe | C:\Windows\system32\cmd.exe |
| PID 3512 wrote to memory of 1140 | N/A | C:\Users\Admin\Downloads\bytecode\Niggasploit API\Vhook API.exe | C:\Windows\system32\cmd.exe |
| PID 1140 wrote to memory of 2168 | N/A | C:\Windows\system32\cmd.exe | C:\Users\Admin\AppData\Local\Temp\kdot.exe |
| PID 1140 wrote to memory of 2168 | N/A | C:\Windows\system32\cmd.exe | C:\Users\Admin\AppData\Local\Temp\kdot.exe |
| PID 2168 wrote to memory of 2912 | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | C:\Windows\System32\schtasks.exe |
| PID 2168 wrote to memory of 2912 | N/A | C:\Users\Admin\AppData\Local\Temp\kdot.exe | C:\Windows\System32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cdn.discordapp.com/attachments/1253255524330246195/1253629125000957993/bytecode.rar?ex=66768c9a&is=66753b1a&hm=2555e33976aab06a13465b3448bc1b727b64e0457dd117cf46564edd5677ea60&
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=16 --field-trial-handle=4176,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4056 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=15 --field-trial-handle=4312,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4856 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=17 --field-trial-handle=5288,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=5316 /prefetch:1
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 --field-trial-handle=5444,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=5440 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --no-appcompat-clear --field-trial-handle=5456,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=5608 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --lang=en-US --service-sandbox-type=collections --no-appcompat-clear --field-trial-handle=5856,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=6220 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --no-appcompat-clear --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=21 --field-trial-handle=5860,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=6264 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --no-appcompat-clear --disable-gpu-compositing --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=22 --field-trial-handle=5048,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4904 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.FileUtilService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4832,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=5468 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=7036,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=7024 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=3684,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=5844 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --no-appcompat-clear --field-trial-handle=5844,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4088 /prefetch:8
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x514 0x2c0
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
C:\Program Files\7-Zip\7zG.exe
"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Downloads\bytecode\" -spe -an -ai#7zMap13826:78:7zEvent361
C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
C:\Users\Admin\Downloads\bytecode\Niggasploit API\Vhook API.exe
"C:\Users\Admin\Downloads\bytecode\Niggasploit API\Vhook API.exe"
C:\Windows\system32\cmd.exe
cmd.exe /C call C:\Users\Admin\AppData\Local\Temp\kdot.exe
C:\Users\Admin\AppData\Local\Temp\kdot.exe
C:\Users\Admin\AppData\Local\Temp\kdot.exe
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Window corporation" /tr "C:\Users\Admin\AppData\Roaming\Window corporation.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --no-appcompat-clear --field-trial-handle=7028,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=5608 /prefetch:8
C:\Users\Admin\AppData\Roaming\Window corporation.exe
"C:\Users\Admin\AppData\Roaming\Window corporation.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.edgeoffer.microsoft.com | udp |
| US | 8.8.8.8:53 | api.edgeoffer.microsoft.com | udp |
| US | 8.8.8.8:53 | cdn.discordapp.com | udp |
| US | 8.8.8.8:53 | cdn.discordapp.com | udp |
| IE | 94.245.104.56:443 | api.edgeoffer.microsoft.com | tcp |
| US | 8.8.8.8:53 | cdn.discordapp.com | udp |
| US | 162.159.129.233:443 | cdn.discordapp.com | tcp |
| US | 8.8.8.8:53 | business.bing.com | udp |
| US | 8.8.8.8:53 | business.bing.com | udp |
| US | 13.107.6.158:443 | business.bing.com | tcp |
| IE | 94.245.104.56:443 | api.edgeoffer.microsoft.com | tcp |
| US | 8.8.8.8:53 | bzib.nelreports.net | udp |
| US | 8.8.8.8:53 | bzib.nelreports.net | udp |
| US | 2.20.12.101:443 | bzib.nelreports.net | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| GB | 2.21.189.233:443 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 233.129.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 164.189.21.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.6.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.104.245.94.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| US | 8.8.8.8:53 | nav-edge.smartscreen.microsoft.com | udp |
| US | 8.8.8.8:53 | nav-edge.smartscreen.microsoft.com | udp |
| GB | 51.140.242.104:443 | nav-edge.smartscreen.microsoft.com | tcp |
| GB | 51.140.242.104:443 | nav-edge.smartscreen.microsoft.com | tcp |
| GB | 51.140.242.104:443 | nav-edge.smartscreen.microsoft.com | tcp |
| GB | 51.140.242.104:443 | nav-edge.smartscreen.microsoft.com | tcp |
| US | 8.8.8.8:53 | cdn.discordapp.com | udp |
| US | 8.8.8.8:53 | dl-edge.smartscreen.microsoft.com | udp |
| US | 8.8.8.8:53 | dl-edge.smartscreen.microsoft.com | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | edgestatic.azureedge.net | udp |
| US | 8.8.8.8:53 | edgestatic.azureedge.net | udp |
| US | 8.8.8.8:53 | c.s-microsoft.com | udp |
| US | 8.8.8.8:53 | c.s-microsoft.com | udp |
| US | 13.107.246.64:443 | edgestatic.azureedge.net | tcp |
| US | 13.107.246.64:443 | edgestatic.azureedge.net | tcp |
| US | 13.107.246.64:443 | edgestatic.azureedge.net | tcp |
| US | 13.107.246.64:443 | edgestatic.azureedge.net | tcp |
| US | 13.107.246.64:443 | edgestatic.azureedge.net | tcp |
| US | 13.107.246.64:443 | edgestatic.azureedge.net | tcp |
| US | 8.8.8.8:53 | 101.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 233.189.21.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.242.140.51.in-addr.arpa | udp |
| US | 13.107.246.64:443 | edgestatic.azureedge.net | tcp |
| US | 8.8.8.8:53 | wcpstatic.microsoft.com | udp |
| US | 8.8.8.8:53 | wcpstatic.microsoft.com | udp |
| US | 13.107.246.64:443 | wcpstatic.microsoft.com | tcp |
| US | 8.8.8.8:53 | app-edge.smartscreen.microsoft.com | udp |
| US | 8.8.8.8:53 | app-edge.smartscreen.microsoft.com | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | 1.112.95.208.in-addr.arpa | udp |
| N/A | 127.0.0.1:7110 | tcp | |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:7110 | tcp |
Files
C:\Users\Admin\Downloads\bytecode\Niggasploit API\Vhook API.exe
| MD5 | de996726125ab89cd7c8d13d3bb5c7fc |
| SHA1 | e82ff70ffea161eb0050a9ff1a4477716701a337 |
| SHA256 | 9746b9e485f855865cd16d22d3bf065804fcf2a3fef01aef90790fb848a2d922 |
| SHA512 | e4ca9e43c3f9c14fcace8132b4e1ab8a9e24aa3a73d19957b7b2c7f7620f28c3fef32e8f041eaeab440bbc11e933bf08ad7a8ceadf09b1765b1a7a51b1d4614b |
C:\Users\Admin\AppData\Local\Temp\kdot.exe
| MD5 | 47e0ca7830921cb0ba435b23785a9f86 |
| SHA1 | 7998df6ffc55c953a920f2e4b771c9332b3334f4 |
| SHA256 | 913e4250a41ad60478f4626a8e630f187dd454a62449fe5d690589045a58066d |
| SHA512 | c8a7ae5f64b4461d434f8aa0afbcd350485bd5b98731b717c54db57195b2bad850e47bc9ab34d6c4754fb9676c666492d5166cc643e11b4bf6a8022540aa0871 |
memory/2168-15-0x00000000001A0000-0x00000000001B8000-memory.dmp