Analysis Overview
SHA256
6809006974702617a89679c25d543ff8dae52a9fec117133a3f5899ce966d91b
Threat Level: Known bad
The file 044fa6e07fadc7d4e79cc9c41fd9b600N.exe was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
UPX packed file
Checks BIOS information in registry
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Enumerates system info in registry
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-22 20:22
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-22 20:22
Reported
2024-07-22 20:24
Platform
win7-20240704-en
Max time kernel
114s
Max time network
122s
Command Line
Signatures
Darkcomet
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
UPX packed file
| 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 |
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| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mcrosoftt = "C:\\Users\\Admin\\AppData\\Roaming\\Soundcrd.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2652 set thread context of 2708 | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | C:\Users\Admin\AppData\Roaming\Soundcrd.exe |
| PID 2652 set thread context of 2572 | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | C:\Users\Admin\AppData\Roaming\Soundcrd.exe |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe
"C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\dQtJS.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoftt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Soundcrd.exe" /f
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
"C:\Users\Admin\AppData\Roaming\Soundcrd.exe"
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
Files
memory/1908-0-0x0000000000400000-0x00000000007EA000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\dQtJS.bat
| MD5 | 173bcce4810d4901872d0ef4f0bfea4e |
| SHA1 | 561b03fdfe68b6419fddf57f32e1aab9a6126a2f |
| SHA256 | 10ea37eceabbe80fe9814280b66b957636951dbeeed18a9b4d50a1d24a6f1d1d |
| SHA512 | 2401e0a5e3f7bf590a0767449da2249d09717e8c1cb71a7475e81d9615580001cfc38705cd1a5b4edc33f7df043bf195e28e4a5442a32bc879dffc6473bd545e |
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
| MD5 | 976131ee8ac96ad6b4ebf942b67ac360 |
| SHA1 | 48db9fb6ca20e6cde9deef0cca04e5856ac72ec7 |
| SHA256 | da1fe2e5a1ede7a0436e6956ceda87bcbff97ae599fb8b454fbeb5d84a7fe11e |
| SHA512 | 865db360bdd36d9174744ffdbc0536ed7722c4b61494e434432906bc2515d139e6392e2f53e4d580ac346ebb13a9813fd3f849e032a0fc09159e7b4799231c61 |
memory/1908-42-0x0000000003250000-0x000000000363A000-memory.dmp
memory/2652-48-0x0000000000400000-0x00000000007EA000-memory.dmp
memory/1908-47-0x0000000000400000-0x00000000007EA000-memory.dmp
memory/1908-44-0x0000000003250000-0x000000000363A000-memory.dmp
memory/1908-43-0x0000000003250000-0x000000000363A000-memory.dmp
memory/2708-55-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-53-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-57-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-65-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-70-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2652-68-0x0000000000400000-0x00000000007EA000-memory.dmp
memory/2708-73-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-72-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-67-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2572-66-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2572-63-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2708-62-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2572-59-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2652-58-0x0000000002C50000-0x000000000303A000-memory.dmp
memory/2708-74-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2572-75-0x0000000000400000-0x0000000000409000-memory.dmp
memory/2708-78-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-82-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-86-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-90-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2708-94-0x0000000000400000-0x00000000004B5000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-22 20:22
Reported
2024-07-22 20:25
Platform
win10v2004-20240709-en
Max time kernel
112s
Max time network
122s
Command Line
Signatures
Darkcomet
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Mcrosoftt = "C:\\Users\\Admin\\AppData\\Roaming\\Soundcrd.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 348 set thread context of 224 | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | C:\Users\Admin\AppData\Roaming\Soundcrd.exe |
| PID 348 set thread context of 3252 | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | C:\Users\Admin\AppData\Roaming\Soundcrd.exe |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Soundcrd.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe
"C:\Users\Admin\AppData\Local\Temp\044fa6e07fadc7d4e79cc9c41fd9b600N.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\uxhgp.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoftt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Soundcrd.exe" /f
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
"C:\Users\Admin\AppData\Roaming\Soundcrd.exe"
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
C:\Users\Admin\AppData\Roaming\Soundcrd.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| 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 | 192.142.123.92.in-addr.arpa | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 52.111.227.14:443 | tcp | |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
Files
memory/2764-0-0x0000000000400000-0x00000000007EA000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\uxhgp.txt
| MD5 | 173bcce4810d4901872d0ef4f0bfea4e |
| SHA1 | 561b03fdfe68b6419fddf57f32e1aab9a6126a2f |
| SHA256 | 10ea37eceabbe80fe9814280b66b957636951dbeeed18a9b4d50a1d24a6f1d1d |
| SHA512 | 2401e0a5e3f7bf590a0767449da2249d09717e8c1cb71a7475e81d9615580001cfc38705cd1a5b4edc33f7df043bf195e28e4a5442a32bc879dffc6473bd545e |
C:\Users\Admin\AppData\Roaming\Soundcrd.txt
| MD5 | f7d37e8b8346929983eb89ab637ab931 |
| SHA1 | 6c315b49443047f49d54a587788bd961fb6bd19c |
| SHA256 | 52b44bb721db755b21d70b776c9041d8f1f00d282f9cac1817d92da0da4ecb29 |
| SHA512 | 3aa18fc732d46fd505d217349ec400144704831eaac87ae062a37749465c733be31e9d474e9ad4bc401734e5f30cc5e55a5ec3a6a07c5508cb867709f23bf0da |
memory/348-30-0x0000000000400000-0x00000000007EA000-memory.dmp
memory/2764-29-0x0000000000400000-0x00000000007EA000-memory.dmp
memory/224-33-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-36-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-37-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-40-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/348-51-0x0000000000400000-0x00000000007EA000-memory.dmp
memory/224-50-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-49-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-54-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-53-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-52-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/3252-48-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3252-45-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3252-44-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3252-38-0x0000000000400000-0x0000000000409000-memory.dmp
memory/224-55-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/3252-56-0x0000000000400000-0x0000000000409000-memory.dmp
memory/224-59-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-63-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-67-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-71-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/224-75-0x0000000000400000-0x00000000004B5000-memory.dmp