Analysis Overview
SHA256
7e690350c542b5ef188e025289e1c45de6af63cf76c9f2a481d1106942cbcc80
Threat Level: Known bad
The file Client-built.exe was found to be: Known bad.
Malicious Activity Summary
Discord RAT
Discordrat family
Checks computer location settings
Legitimate hosting services abused for malware hosting/C2
Enumerates physical storage devices
Unsigned PE
Enumerates system info in registry
Modifies data under HKEY_USERS
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SendNotifyMessage
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-26 19:38
Signatures
Discordrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-26 19:38
Reported
2024-05-26 19:41
Platform
win7-20240221-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
Discord RAT
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1848 wrote to memory of 2708 | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | C:\Windows\system32\WerFault.exe |
| PID 1848 wrote to memory of 2708 | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | C:\Windows\system32\WerFault.exe |
| PID 1848 wrote to memory of 2708 | N/A | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Client-built.exe
"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1848 -s 596
Network
Files
memory/1848-0-0x000007FEF5A13000-0x000007FEF5A14000-memory.dmp
memory/1848-1-0x000000013F0C0000-0x000000013F0D8000-memory.dmp
memory/1848-2-0x000007FEF5A10000-0x000007FEF63FC000-memory.dmp
memory/1848-3-0x000007FEF5A13000-0x000007FEF5A14000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-26 19:38
Reported
2024-05-26 19:39
Platform
win10v2004-20240426-en
Max time kernel
27s
Max time network
30s
Command Line
Signatures
Discord RAT
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Client-built.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | discord.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
| N/A | discord.com | N/A | N/A |
Enumerates physical storage devices
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" | C:\Windows\system32\LogonUI.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent | C:\Windows\system32\LogonUI.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 | C:\Windows\system32\LogonUI.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "12" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133612259439147300" | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" | C:\Windows\system32\LogonUI.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" | C:\Windows\system32\LogonUI.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\LogonUI.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Client-built.exe
"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffc4ea1ab58,0x7ffc4ea1ab68,0x7ffc4ea1ab78
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1784 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:2
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2012 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=2072 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3064 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3076 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4360 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4528 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4548 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4544 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4876 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4564 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=4248 --field-trial-handle=1876,i,11564181143870339485,4938841912863123038,131072 /prefetch:1
C:\Windows\System32\shutdown.exe
"C:\Windows\System32\shutdown.exe" /s /t 0
C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa394d055 /state1:0x41c64e6d
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | gateway.discord.gg | udp |
| US | 162.159.130.234:443 | gateway.discord.gg | tcp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | discord.com | udp |
| US | 162.159.128.233:443 | discord.com | tcp |
| US | 8.8.8.8:53 | 234.130.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 233.128.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | geolocation-db.com | udp |
| DE | 159.89.102.253:443 | geolocation-db.com | tcp |
| US | 162.159.128.233:443 | discord.com | tcp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 253.102.89.159.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 131.178.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.google.com | udp |
| FR | 216.58.215.36:443 | www.google.com | tcp |
| US | 8.8.8.8:53 | 170.214.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36.215.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 163.214.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | play.google.com | udp |
| FR | 172.217.20.174:443 | play.google.com | tcp |
| US | 8.8.8.8:53 | clients2.google.com | udp |
| FR | 216.58.213.78:443 | clients2.google.com | tcp |
| US | 8.8.8.8:53 | 174.20.217.172.in-addr.arpa | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 78.213.58.216.in-addr.arpa | udp |
| FR | 216.58.215.36:443 | www.google.com | udp |
| US | 8.8.8.8:53 | content-autofill.googleapis.com | udp |
| FR | 142.250.201.170:443 | content-autofill.googleapis.com | tcp |
| US | 8.8.8.8:53 | 67.214.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 170.201.250.142.in-addr.arpa | udp |
| US | 162.159.128.233:443 | discord.com | tcp |
| US | 162.159.128.233:443 | discord.com | tcp |
| US | 162.159.128.233:443 | discord.com | tcp |
Files
memory/1584-1-0x00007FFC549E3000-0x00007FFC549E5000-memory.dmp
memory/1584-0-0x000001ECBF2A0000-0x000001ECBF2B8000-memory.dmp
memory/1584-2-0x000001ECD9940000-0x000001ECD9B02000-memory.dmp
memory/1584-3-0x00007FFC549E0000-0x00007FFC554A1000-memory.dmp
memory/1584-4-0x000001ECDA040000-0x000001ECDA568000-memory.dmp
\??\pipe\crashpad_1124_VKPRXCSFDOIBLLFJ
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
| MD5 | d751713988987e9331980363e24189ce |
| SHA1 | 97d170e1550eee4afc0af065b78cda302a97674c |
| SHA256 | 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945 |
| SHA512 | b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000007
| MD5 | f998b8f6765b4c57936ada0bb2eb4a5a |
| SHA1 | 13fb29dc0968838653b8414a125c124023c001df |
| SHA256 | 374db366966d7b48782f352c78a0b3670ffec33ed046d931415034d6f93dcfef |
| SHA512 | d340ae61467332f99e4606ef022ff71c9495b9d138a40cc7c58b3206be0d080b25f4e877a811a55f4320db9a7f52e39f88f1aa426ba79fc5e78fc73dacf8c716 |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
| MD5 | 177f8bbe80fedcfae99c1daa4de19b61 |
| SHA1 | cef9d5b85936fe01f3058075a742cc8e8eb6c7ea |
| SHA256 | b7f906cd9b0f021f42f4b1d01916cfbd0cab020e2f36f61492faa574112eb845 |
| SHA512 | af9279800f4d68fd125265f75ea374ccd1a2f55a562916b049fa347e651680e4bd7fd8d41a483e5cbc3963ecae5f5a19cd65ca750ccaecff16b9617063e9962c |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
| MD5 | 92863f3f2d342a51db712800b8161adb |
| SHA1 | d2c93a90c0d57d21408155cf01f0ac6739147949 |
| SHA256 | 4739e002fe681ab9f72214c4a35565e336ac56fb448d05e5c215d8a46524c102 |
| SHA512 | 801a97debb32ae99c433135ba0a965bd41af871521b7dc8d181428c56a780843e0e6dd43b8c7530bd9fab64149cf3dc3eea7f45a4a55f33afceebae12d1385a8 |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
| MD5 | dab9ae0f42cf2e4c15cae6d7a89fb0ef |
| SHA1 | 68f391918439b304be90be1f32576da35af655b9 |
| SHA256 | 252a376a22d3b8ea61e3794bc2f3c110c7fed334ea5a18238b8525d622e186ab |
| SHA512 | 099d1197e50bb095432ce7c1b0914b11ff33584c4c901d6e1c3e83ad47bcb0c581413e58aa29c210aaeea9cce9c8e35e6d89d5aadeeef5c60457f61724fc0285 |
memory/1584-79-0x00007FFC549E3000-0x00007FFC549E5000-memory.dmp
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
| MD5 | 6f7ef98aac5d58e9f36787b1c5616600 |
| SHA1 | 92c53cf4089fe2a3e02ccf7184de5926d5c7821e |
| SHA256 | 7e0b3e3b17024c05b1d11823c316e3745b9c09885e0e7e4335ffe1c60c9f6155 |
| SHA512 | 9be49e8ef11d2782146f5323a6af8f5351d228fd26a67001ebae732881bbac3ec1fcad349c5aa11d315b76f72dfc1d96221b65a4b734b5f188dcb28a6cd37bd5 |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
| MD5 | ec6c4f0d4325e41aadd69846fee921b8 |
| SHA1 | 4f777ff0ba47d376f37603b94b1ff8902f064838 |
| SHA256 | d8ff7d076f47465252250b0f1f2d0cee7415abe12bda66b74b32d2c4ca469c9d |
| SHA512 | 65b8a06dd96ec8f47ebce0fa6a435aae2a5f3e2040bfb6fec180ba6592e2c20192040e0ca95cdf600541fa3b61d7bbae212c90c3eb565d54dae0fb2089eb40e6 |
memory/1584-108-0x00007FFC549E0000-0x00007FFC554A1000-memory.dmp