Analysis Overview
SHA256
132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a
Threat Level: Known bad
The file 132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a was found to be: Known bad.
Malicious Activity Summary
UPX dump on OEP (original entry point)
Darkcomet
UPX dump on OEP (original entry point)
Loads dropped DLL
UPX packed file
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-15 19:01
Signatures
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-15 19:01
Reported
2024-05-15 19:04
Platform
win10v2004-20240508-en
Max time kernel
139s
Max time network
110s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe
"C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2024 -ip 2024
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 464
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.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 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/2024-0-0x0000000000400000-0x000000000054B000-memory.dmp
memory/2024-4-0x0000000000840000-0x0000000000841000-memory.dmp
memory/2024-3-0x00000000007F0000-0x00000000007F1000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-15 19:01
Reported
2024-05-15 19:04
Platform
win7-20240221-en
Max time kernel
150s
Max time network
120s
Command Line
Signatures
Darkcomet
UPX dump on OEP (original entry point)
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
Loads dropped DLL
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 |
| 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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\test\\test.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2868 set thread context of 1148 | N/A | C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe | C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe |
| PID 1496 set thread context of 2980 | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | C:\Users\Admin\AppData\Roaming\test\test.exe |
| PID 1496 set thread context of 2472 | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | C:\Users\Admin\AppData\Roaming\test\test.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe
"C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe"
C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe
"C:\Users\Admin\AppData\Local\Temp\132bcb3fbdc4ce06526ff798b80ab0c1825400695cff509ed025a3de61e4467a.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\LULAV.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "svchost" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\test\test.exe" /f
C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | anthraxgold.no-ip.info | udp |
Files
memory/2868-0-0x0000000000400000-0x000000000054B000-memory.dmp
memory/2868-45-0x00000000029F0000-0x00000000029F1000-memory.dmp
memory/2868-9-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2868-35-0x0000000002A10000-0x0000000002A11000-memory.dmp
memory/2868-100-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2868-99-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2868-91-0x0000000002E10000-0x0000000002E11000-memory.dmp
memory/2868-81-0x0000000002E90000-0x0000000002E91000-memory.dmp
memory/2868-73-0x0000000002BC0000-0x0000000002BC1000-memory.dmp
memory/2868-63-0x0000000000690000-0x0000000000691000-memory.dmp
memory/2868-61-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2868-53-0x0000000002920000-0x0000000002921000-memory.dmp
memory/2868-41-0x00000000006C0000-0x00000000007C0000-memory.dmp
memory/2868-37-0x0000000002A10000-0x0000000002A11000-memory.dmp
memory/2868-33-0x0000000000820000-0x0000000000821000-memory.dmp
memory/2868-31-0x0000000000820000-0x0000000000821000-memory.dmp
memory/2868-29-0x00000000003D0000-0x00000000003D1000-memory.dmp
memory/2868-27-0x00000000003D0000-0x00000000003D1000-memory.dmp
memory/2868-25-0x0000000002A20000-0x0000000002A21000-memory.dmp
memory/2868-23-0x0000000002A20000-0x0000000002A21000-memory.dmp
memory/2868-21-0x0000000002C90000-0x0000000002C91000-memory.dmp
memory/2868-19-0x0000000002C90000-0x0000000002C91000-memory.dmp
memory/2868-15-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/2868-13-0x0000000002A90000-0x0000000002A91000-memory.dmp
memory/2868-7-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2868-5-0x0000000000880000-0x0000000000881000-memory.dmp
memory/2868-3-0x0000000000880000-0x0000000000881000-memory.dmp
memory/2868-101-0x0000000000810000-0x0000000000811000-memory.dmp
memory/2868-109-0x0000000003660000-0x0000000003661000-memory.dmp
memory/2868-119-0x0000000003640000-0x0000000003641000-memory.dmp
memory/2868-127-0x00000000002C0000-0x00000000002C1000-memory.dmp
memory/2868-135-0x0000000002910000-0x0000000002911000-memory.dmp
memory/2868-143-0x00000000029E0000-0x00000000029E1000-memory.dmp
memory/1148-211-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\LULAV.bat
| MD5 | 527683c48cc4c7190219814c77b72fe0 |
| SHA1 | d995878a8f4b9824a0508039eeada5376be9a52d |
| SHA256 | bbebf3e66136e700d8e3e2e0c8f461cdd9d7e68fe5a18a235afe86344932fb4b |
| SHA512 | 408a53b240c23fa34153ccc2b2315f28a9741121ecc9b76d50267ee62d78230e65574327369f83c779c781802c0c28f6c578703c01a67de46c3d44f71b814fa6 |
\Users\Admin\AppData\Roaming\test\test.exe
| MD5 | 67af6afbfcb1321674769e589da9f475 |
| SHA1 | b86310ebaa664e7fdb82681b33327f21df6c54ef |
| SHA256 | 808ba5ee4ef3233b0d55248cd447da72968644f30d3a831bdf723da150e9d47b |
| SHA512 | c16ba72fc2a0a846e1cdf29c7ad743d19aee65abe64fed92518572b4c494de6da5a364f14f130383c08583cb662736ac0798d11b84ec771010d749f74d084609 |
memory/2472-448-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/1148-451-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2980-461-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2472-462-0x0000000000400000-0x00000000004B7000-memory.dmp