Analysis
- max time kernel
149s - max time network
152s - platform
windows7_x64 - resource
win7-20240903-en - resource tags
- submitted
11/09/2024, 01:33
General
- Target arpReport.exe
- Size 189KB
- Sample240911-bysbfaxarf
- SHA256 6840e6e2a2b4555db025c331b41d426387e8d6397fd5917fad29d3893fb1886f
Malware Config
Signatures
- Detects PlugX payload 21 IoCs
- PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
- Unexpected DNS network traffic destination 2 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Deletes itself 1 IoCs
- Drops file in Program Files directory 8 IoCs
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies registry class 2 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 2 IoCs
- Suspicious use of AdjustPrivilegeToken 14 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\arpReport.exe"C:\Users\Admin\AppData\Local\Temp\arpReport.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Program Files (x86)\Common Files\Adobe\ArainsToolser\arpReport.exe"C:\Program Files (x86)\Common Files\Adobe\ArainsToolser\arpReport.exe" 100 17321⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Program Files (x86)\Common Files\Adobe\ArainsToolser\arpReport.exe"C:\Program Files (x86)\Common Files\Adobe\ArainsToolser\arpReport.exe" 200 01⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\Dism.exeC:\Windows\system32\Dism.exe 201 02⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\msdt.exeC:\Windows\system32\msdt.exe 209 28403⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
-
-
-
C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4841⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
DIFxAPI.bpl
arpReport.exe
arphadump.dll
memory/1732-66-0x0000000000200000-0x0000000000236000-memory.dmp
memory/1732-2-0x0000000000200000-0x0000000000236000-memory.dmp
memory/1732-3-0x0000000000200000-0x0000000000236000-memory.dmp
memory/1732-5-0x0000000000200000-0x0000000000236000-memory.dmp
memory/1732-0-0x0000000001C60000-0x0000000001D60000-memory.dmp
memory/2840-37-0x00000000000F0000-0x00000000000F1000-memory.dmp
memory/2840-41-0x0000000000110000-0x0000000000130000-memory.dmp
memory/2840-83-0x00000000003C0000-0x00000000003F6000-memory.dmp
memory/2840-43-0x0000000000130000-0x0000000000132000-memory.dmp
memory/2840-44-0x00000000000F0000-0x00000000000F1000-memory.dmp
memory/2840-45-0x00000000003C0000-0x00000000003F6000-memory.dmp
memory/2840-67-0x00000000003C0000-0x00000000003F6000-memory.dmp
memory/2840-61-0x00000000003C0000-0x00000000003F6000-memory.dmp
memory/2840-63-0x00000000003C0000-0x00000000003F6000-memory.dmp
memory/2840-60-0x00000000003C0000-0x00000000003F6000-memory.dmp
memory/2840-59-0x00000000003C0000-0x00000000003F6000-memory.dmp
memory/2840-58-0x00000000000F0000-0x00000000000F1000-memory.dmp
memory/2840-47-0x00000000003C0000-0x00000000003F6000-memory.dmp
memory/2844-27-0x0000000000250000-0x0000000000286000-memory.dmp
memory/2844-71-0x0000000000250000-0x0000000000286000-memory.dmp
memory/2884-62-0x00000000000A0000-0x00000000000D6000-memory.dmp
memory/2884-34-0x00000000000A0000-0x00000000000D6000-memory.dmp
memory/2936-77-0x0000000000740000-0x0000000000776000-memory.dmp
memory/2936-82-0x0000000000740000-0x0000000000776000-memory.dmp
memory/2936-81-0x0000000000740000-0x0000000000776000-memory.dmp
memory/2936-78-0x0000000000740000-0x0000000000776000-memory.dmp
memory/2936-80-0x0000000000740000-0x0000000000776000-memory.dmp
memory/2936-79-0x0000000000050000-0x0000000000051000-memory.dmp