Analysis Overview
SHA256
b2fb416b8bad4ba1aa249c51944177e88fee1616653c01a4b131a2c79aa86ba4
Threat Level: Known bad
The file 161726ece301d6ce29288d425e1ed053 was found to be: Known bad.
Malicious Activity Summary
Dridex
Dridex Shellcode
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Checks whether UAC is enabled
Unsigned PE
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-30 10:35
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-30 10:35
Reported
2023-12-31 13:28
Platform
win7-20231129-en
Max time kernel
3s
Max time network
123s
Command Line
Signatures
Dridex
Dridex Shellcode
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\161726ece301d6ce29288d425e1ed053.dll
C:\Windows\system32\Utilman.exe
C:\Windows\system32\Utilman.exe
C:\Users\Admin\AppData\Local\oRsnE1pbX\Utilman.exe
C:\Users\Admin\AppData\Local\oRsnE1pbX\Utilman.exe
C:\Users\Admin\AppData\Local\hB0xAQ\msdtc.exe
C:\Users\Admin\AppData\Local\hB0xAQ\msdtc.exe
C:\Windows\system32\msdtc.exe
C:\Windows\system32\msdtc.exe
C:\Windows\system32\icardagt.exe
C:\Windows\system32\icardagt.exe
C:\Users\Admin\AppData\Local\DHZ\icardagt.exe
C:\Users\Admin\AppData\Local\DHZ\icardagt.exe
Network
Files
memory/1108-0-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1108-1-0x00000000000B0000-0x00000000000B7000-memory.dmp
memory/1380-4-0x00000000774F6000-0x00000000774F7000-memory.dmp
memory/1380-11-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-17-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-26-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-35-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-44-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-46-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-55-0x0000000077760000-0x0000000077762000-memory.dmp
memory/1380-54-0x0000000077601000-0x0000000077602000-memory.dmp
memory/1380-64-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-70-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-73-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-53-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-45-0x0000000002E00000-0x0000000002E07000-memory.dmp
memory/2508-82-0x0000000140000000-0x0000000140239000-memory.dmp
memory/2508-84-0x0000000000180000-0x0000000000187000-memory.dmp
memory/1380-43-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-42-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-41-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-40-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-39-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-38-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-37-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-36-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-34-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-33-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-32-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-31-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-30-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-29-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-28-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-27-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-25-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-24-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-23-0x0000000140000000-0x0000000140205000-memory.dmp
memory/2724-106-0x0000000000100000-0x0000000000107000-memory.dmp
memory/1380-22-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-21-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-20-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-19-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-18-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-16-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-15-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-14-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-13-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-12-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-10-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-9-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1108-8-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-7-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1380-5-0x0000000002EA0000-0x0000000002EA1000-memory.dmp
memory/1492-130-0x00000000001B0000-0x00000000001B7000-memory.dmp
memory/1380-161-0x00000000774F6000-0x00000000774F7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-30 10:35
Reported
2023-12-31 13:28
Platform
win10v2004-20231215-en
Max time kernel
32s
Max time network
151s
Command Line
Signatures
Dridex
Dridex Shellcode
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Kgi\cmstp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\uWef2Uw\bdeunlock.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\5nQU9\phoneactivate.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Kgi\cmstp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Kgi\cmstp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\uWef2Uw\bdeunlock.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\5nQU9\phoneactivate.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Hwtkseldaftjsj = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Proof\\mDPOpJt\\bdeunlock.exe" | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Kgi\cmstp.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\uWef2Uw\bdeunlock.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\5nQU9\phoneactivate.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\regsvr32.exe | N/A |
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Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3388 wrote to memory of 316 | N/A | N/A | C:\Windows\system32\cmstp.exe |
| PID 3388 wrote to memory of 316 | N/A | N/A | C:\Windows\system32\cmstp.exe |
| PID 3388 wrote to memory of 1152 | N/A | N/A | C:\Users\Admin\AppData\Local\Kgi\cmstp.exe |
| PID 3388 wrote to memory of 1152 | N/A | N/A | C:\Users\Admin\AppData\Local\Kgi\cmstp.exe |
| PID 3388 wrote to memory of 1836 | N/A | N/A | C:\Windows\system32\bdeunlock.exe |
| PID 3388 wrote to memory of 1836 | N/A | N/A | C:\Windows\system32\bdeunlock.exe |
| PID 3388 wrote to memory of 892 | N/A | N/A | C:\Users\Admin\AppData\Local\uWef2Uw\bdeunlock.exe |
| PID 3388 wrote to memory of 892 | N/A | N/A | C:\Users\Admin\AppData\Local\uWef2Uw\bdeunlock.exe |
| PID 3388 wrote to memory of 644 | N/A | N/A | C:\Windows\system32\phoneactivate.exe |
| PID 3388 wrote to memory of 644 | N/A | N/A | C:\Windows\system32\phoneactivate.exe |
| PID 3388 wrote to memory of 3256 | N/A | N/A | C:\Users\Admin\AppData\Local\5nQU9\phoneactivate.exe |
| PID 3388 wrote to memory of 3256 | N/A | N/A | C:\Users\Admin\AppData\Local\5nQU9\phoneactivate.exe |
Uses Task Scheduler COM API
Processes
C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\161726ece301d6ce29288d425e1ed053.dll
C:\Windows\system32\cmstp.exe
C:\Windows\system32\cmstp.exe
C:\Windows\system32\bdeunlock.exe
C:\Windows\system32\bdeunlock.exe
C:\Windows\system32\phoneactivate.exe
C:\Windows\system32\phoneactivate.exe
C:\Users\Admin\AppData\Local\uWef2Uw\bdeunlock.exe
C:\Users\Admin\AppData\Local\uWef2Uw\bdeunlock.exe
C:\Users\Admin\AppData\Local\Kgi\cmstp.exe
C:\Users\Admin\AppData\Local\Kgi\cmstp.exe
C:\Users\Admin\AppData\Local\5nQU9\phoneactivate.exe
C:\Users\Admin\AppData\Local\5nQU9\phoneactivate.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| GB | 96.17.178.211:80 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| GB | 96.16.110.41:443 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| N/A | 20.123.104.105:443 | tcp | |
| US | 8.8.8.8:53 | udp | |
| N/A | 20.123.104.105:443 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| N/A | 52.165.164.15:443 | tcp | |
| US | 8.8.8.8:53 | udp |
Files
memory/2912-1-0x0000000001630000-0x0000000001637000-memory.dmp
memory/2912-0-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-5-0x00007FF9A3FCA000-0x00007FF9A3FCB000-memory.dmp
memory/3388-14-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-21-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-26-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-31-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-36-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-42-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-45-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-46-0x0000000000A70000-0x0000000000A77000-memory.dmp
memory/3388-54-0x00007FF9A4260000-0x00007FF9A4270000-memory.dmp
memory/3388-63-0x0000000140000000-0x0000000140205000-memory.dmp
memory/1152-81-0x0000000140000000-0x0000000140206000-memory.dmp
memory/1152-76-0x000001C68C8A0000-0x000001C68C8A7000-memory.dmp
memory/1152-75-0x0000000140000000-0x0000000140206000-memory.dmp
memory/892-94-0x000002E263C00000-0x000002E263C07000-memory.dmp
memory/892-98-0x0000000140000000-0x000000014024B000-memory.dmp
memory/892-92-0x0000000140000000-0x000000014024B000-memory.dmp
C:\Users\Admin\AppData\Local\5nQU9\DUI70.dll
| MD5 | 288b88106c8986eca96c15c5f4aa20b6 |
| SHA1 | 58ad37fef5aa28a4fd98ec81c9ea030b0e6d4284 |
| SHA256 | c74078af09e5a43bf6acfba3d06e03f164958e8137d3fd7a2cde0b6989a7fc0f |
| SHA512 | 8888ec3cb41f0d48da0c1fd84cbc47a1dc390309c7479b29c91b936b8ebfe6e3b678c02adf887697498659b0fdff6d0b9ba7945a9eed8c90f8f6c8c92256f150 |
memory/3256-111-0x000002825FDD0000-0x000002825FDD7000-memory.dmp
C:\Users\Admin\AppData\Local\5nQU9\phoneactivate.exe
| MD5 | 32c31f06e0b68f349f68afdd08e45f3d |
| SHA1 | e4b642f887e2c1d76b6b4777ade91e3cb3b9e27c |
| SHA256 | cea83eb34233fed5ebeef8745c7c581a8adbefbcfc0e30e2d30a81000c821017 |
| SHA512 | fe61764b471465b164c9c2202ed349605117d57ceb0eca75acf8bda44e8744c115767ee0caed0b7feb70ba37b477d00805b3fdf0d0fa879dd4c8e3c1dc1c0d26 |
memory/3388-65-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-53-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-44-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-43-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-41-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-40-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-39-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-38-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-37-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-35-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-34-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-33-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-32-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-30-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-29-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-28-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-27-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-25-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-24-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-23-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-22-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-20-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-19-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-18-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-17-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-16-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-15-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-13-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-11-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-12-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-10-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-9-0x0000000140000000-0x0000000140205000-memory.dmp
memory/2912-8-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-7-0x0000000140000000-0x0000000140205000-memory.dmp
memory/3388-4-0x0000000002A70000-0x0000000002A71000-memory.dmp
C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Mkzwiunlad.lnk
| MD5 | c4a78d5a681ec7dd194f7be82ab260cb |
| SHA1 | a81325fdaff533da7e2507063e0703f7ce1be8e4 |
| SHA256 | 58a9b186aaec763c11f321eaa8d36aef0d33539308382d6c27f20eeba8d806e4 |
| SHA512 | 9ce2b468cde1b01c7256a5b03dad10d9317b1f0278d16e3b91cbbc28c013aaff4c0cf1e600e34115b8af28c2ea31fe7137d5694c0a99162ab5546501e77e3e5f |