Analysis
- max time kernel
149s - max time network
148s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 19:37
General
- Target ULTITECJORO8368Ngdkdvk0cCe8TdQhhzpOK9.exe
- Size 422KB
- Sample201109-aggq7b78dj
- SHA256 6b09f1cfc05625cdd9c328e7ac8c67ade7fcc234cd0631999d8996b54c3da722
Malware Config
Extracted
-
asyncrat
-
0.5.6D
-
185.165.153.215:6606
-
uqeolevmck
-
aes_key
5eoiILw5GAY7OkbkZoi8uQvz2qpV60Nt
-
anti_detection
false
-
autorun
false
-
bdos
false
-
delay
sunday
-
host
185.165.153.215
-
hwid
1
- install_file
-
install_folder
%AppData%
-
mutex
uqeolevmck
-
pastebin_config
null
-
port
6606
-
version
0.5.6D
Signatures
- AsyncRat
AsyncRAT is designed to remotely monitor and control other computers.
- CoreEntity .NET Packer 1 IoCs
A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
- Async RAT payload 2 IoCs
- rezer0 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
- Suspicious use of SetThreadContext 1 IoCs
- 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 SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ULTITECJORO8368Ngdkdvk0cCe8TdQhhzpOK9.exe"C:\Users\Admin\AppData\Local\Temp\ULTITECJORO8368Ngdkdvk0cCe8TdQhhzpOK9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LDCESp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5B06.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\ULTITECJORO8368Ngdkdvk0cCe8TdQhhzpOK9.exe"{path}"2⤵
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2168-14-0x0000000073D60000-0x000000007444E000-memory.dmp
memory/2168-11-0x0000000000400000-0x0000000000412000-memory.dmp
memory/4636-4-0x0000000006E60000-0x0000000006E61000-memory.dmp
memory/4636-8-0x000000000AA00000-0x000000000AA01000-memory.dmp
memory/4636-7-0x000000000A930000-0x000000000A943000-memory.dmp
memory/4636-6-0x00000000043B0000-0x00000000043B3000-memory.dmp
memory/4636-5-0x0000000006DE0000-0x0000000006DE1000-memory.dmp
memory/4636-0-0x0000000073D60000-0x000000007444E000-memory.dmp
memory/4636-3-0x00000000072C0000-0x00000000072C1000-memory.dmp
memory/4636-1-0x0000000000060000-0x0000000000061000-memory.dmp