Analysis
- max time kernel
125s - max time network
137s - platform
windows7_x64 - resource
win7-20230712-en - resource tags
- submitted
15/08/2023, 15:11
General
- Target 0c8f5d9b8055b75ca448590bc78bff4c6065e12c747e99044d40fb86904bac7e_JC.exe
- Size 709KB
- Sample230815-skl1yadc21
- SHA256 0c8f5d9b8055b75ca448590bc78bff4c6065e12c747e99044d40fb86904bac7e
Malware Config
Extracted
-
asyncrat
-
0.5.7B
-
Default
-
mafiaconnects.duckdns.org:3450
-
AsyncMutex_6SI8OkPnk
-
delay
3
-
install
false
-
install_file
SLAVER.exe
-
install_folder
%AppData%
Signatures
- AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 6 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0c8f5d9b8055b75ca448590bc78bff4c6065e12c747e99044d40fb86904bac7e_JC.exe"C:\Users\Admin\AppData\Local\Temp\0c8f5d9b8055b75ca448590bc78bff4c6065e12c747e99044d40fb86904bac7e_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xuwtfEVYXhKdtF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE418.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\0c8f5d9b8055b75ca448590bc78bff4c6065e12c747e99044d40fb86904bac7e_JC.exe"{path}"2⤵
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
tmpE418.tmp
memory/2032-77-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2032-80-0x0000000074B90000-0x000000007527E000-memory.dmp
memory/2032-84-0x0000000000A10000-0x0000000000A50000-memory.dmp
memory/2032-83-0x0000000074B90000-0x000000007527E000-memory.dmp
memory/2032-82-0x0000000000A10000-0x0000000000A50000-memory.dmp
memory/2032-73-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2032-79-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2032-75-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2032-65-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2032-67-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2032-69-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2032-71-0x0000000000400000-0x0000000000412000-memory.dmp
memory/2520-56-0x0000000004D90000-0x0000000004DD0000-memory.dmp
memory/2520-55-0x0000000074B90000-0x000000007527E000-memory.dmp
memory/2520-54-0x0000000000840000-0x00000000008F8000-memory.dmp
memory/2520-61-0x0000000000420000-0x000000000043A000-memory.dmp
memory/2520-60-0x0000000005340000-0x00000000053AC000-memory.dmp
memory/2520-81-0x0000000074B90000-0x000000007527E000-memory.dmp
memory/2520-59-0x0000000000300000-0x0000000000314000-memory.dmp
memory/2520-58-0x0000000004D90000-0x0000000004DD0000-memory.dmp
memory/2520-57-0x0000000074B90000-0x000000007527E000-memory.dmp