Analysis
- max time kernel
167s - max time network
170s - platform
windows10-2004_x64 - resource
win10v2004-20220721-en - resource tags
- submitted
10/08/2022, 14:03
General
- Target f9322ac00bfcc0cfce12ed4fb88d0aa1.exe
- Size 642KB
- Sample220810-rcpleschh6
- SHA256 e1005be756be06a809c11b66b47c79ee2fba85b2870693bee2882f369f03cec7
Malware Config
Extracted
-
netwire
-
194.5.98.126:3378
-
activex_autorun
false
-
copy_executable
false
-
delete_original
false
-
host_id
HostId-%Rand%
-
keylogger_dir
%AppData%\Logs\
-
lock_executable
false
-
offline_keylogger
true
-
password
Pass@2023
-
registry_autorun
false
-
use_mutex
false
Signatures
- NetWire RAT payload 3 IoCs
- Netwire
Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f9322ac00bfcc0cfce12ed4fb88d0aa1.exe"C:\Users\Admin\AppData\Local\Temp\f9322ac00bfcc0cfce12ed4fb88d0aa1.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TmbJbrgFWL.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TmbJbrgFWL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp803C.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\f9322ac00bfcc0cfce12ed4fb88d0aa1.exe"C:\Users\Admin\AppData\Local\Temp\f9322ac00bfcc0cfce12ed4fb88d0aa1.exe"2⤵
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
tmp803C.tmp
memory/440-131-0x0000000005890000-0x0000000005E34000-memory.dmp
memory/440-132-0x00000000051E0000-0x0000000005272000-memory.dmp
memory/440-133-0x00000000052A0000-0x00000000052AA000-memory.dmp
memory/440-134-0x000000000AEE0000-0x000000000AF7C000-memory.dmp
memory/440-135-0x000000000AF80000-0x000000000AFE6000-memory.dmp
memory/440-130-0x00000000007B0000-0x0000000000858000-memory.dmp
memory/2528-142-0x0000000000400000-0x0000000000433000-memory.dmp
memory/2528-147-0x0000000000400000-0x0000000000433000-memory.dmp
memory/2528-144-0x0000000000400000-0x0000000000433000-memory.dmp
memory/4968-145-0x0000000005960000-0x0000000005982000-memory.dmp
memory/4968-149-0x0000000007AF0000-0x0000000007B22000-memory.dmp
memory/4968-138-0x0000000003020000-0x0000000003056000-memory.dmp
memory/4968-146-0x0000000005BD0000-0x0000000005C36000-memory.dmp
memory/4968-148-0x0000000006920000-0x000000000693E000-memory.dmp
memory/4968-150-0x0000000070720000-0x000000007076C000-memory.dmp
memory/4968-140-0x0000000005CF0000-0x0000000006318000-memory.dmp
memory/4968-151-0x0000000006EE0000-0x0000000006EFE000-memory.dmp
memory/4968-152-0x0000000008270000-0x00000000088EA000-memory.dmp
memory/4968-153-0x0000000007C20000-0x0000000007C3A000-memory.dmp
memory/4968-154-0x0000000007C90000-0x0000000007C9A000-memory.dmp
memory/4968-155-0x0000000007EA0000-0x0000000007F36000-memory.dmp
memory/4968-156-0x0000000007E60000-0x0000000007E6E000-memory.dmp
memory/4968-157-0x0000000007F70000-0x0000000007F8A000-memory.dmp
memory/4968-158-0x0000000007F50000-0x0000000007F58000-memory.dmp