Analysis Overview
SHA256
4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a
Threat Level: Known bad
The file 4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Detects executables attemping to enumerate video devices using WMI
Detects executables containing the string DcRatBy
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-06-17 01:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-17 01:08
Reported
2024-06-17 01:11
Platform
win7-20240611-en
Max time kernel
119s
Max time network
153s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables attemping to enumerate video devices using WMI
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables containing the string DcRatBy
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1876 set thread context of 2548 | N/A | C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe | C:\Windows\SysWOW64\explorer.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1876 wrote to memory of 2548 | N/A | C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 1876 wrote to memory of 2548 | N/A | C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 1876 wrote to memory of 2548 | N/A | C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 1876 wrote to memory of 2548 | N/A | C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 1876 wrote to memory of 2548 | N/A | C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe | C:\Windows\SysWOW64\explorer.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe
"C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe"
C:\Windows\SysWOW64\explorer.exe
explorer.exe
Network
| Country | Destination | Domain | Proto |
| HK | 206.238.196.109:1245 | 206.238.196.109 | tcp |
| N/A | 127.0.0.1:43199 | tcp | |
| US | 8.8.8.8:53 | webwhatsapp.cc | udp |
| HK | 8.217.140.110:65503 | webwhatsapp.cc | tcp |
| HK | 206.238.196.109:43199 | tcp |
Files
memory/2548-6-0x0000000073BE0000-0x00000000742CE000-memory.dmp
memory/2548-5-0x00000000006D0000-0x00000000006E6000-memory.dmp
memory/2548-4-0x0000000073BEE000-0x0000000073BEF000-memory.dmp
memory/2548-3-0x0000000000080000-0x0000000000099000-memory.dmp
memory/2548-2-0x0000000000080000-0x0000000000099000-memory.dmp
memory/2548-7-0x0000000073BE0000-0x00000000742CE000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Cab79C4.tmp
| MD5 | 49aebf8cbd62d92ac215b2923fb1b9f5 |
| SHA1 | 1723be06719828dda65ad804298d0431f6aff976 |
| SHA256 | b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f |
| SHA512 | bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b |
C:\Users\Admin\AppData\Local\Temp\Tar93AD.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |
memory/2548-42-0x0000000073BEE000-0x0000000073BEF000-memory.dmp
memory/2548-43-0x0000000073BE0000-0x00000000742CE000-memory.dmp
memory/2548-44-0x0000000073BE0000-0x00000000742CE000-memory.dmp
memory/2548-45-0x0000000073BE0000-0x00000000742CE000-memory.dmp
memory/2548-46-0x0000000073BE0000-0x00000000742CE000-memory.dmp
memory/2548-47-0x0000000073BE0000-0x00000000742CE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-17 01:08
Reported
2024-06-17 01:11
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
53s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe
"C:\Users\Admin\AppData\Local\Temp\4b4c5aed86e3530fe1a847c367cd0ed5ec050b7d6ff95d09838bea52c9df470a.exe"
Network
| Country | Destination | Domain | Proto |
| HK | 206.238.196.109:1245 | tcp |