Analysis
- max time kernel
139s - max time network
131s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
31/08/2024, 14:13
General
- Target Driver_x32.exe
- Size 1.9MB
- Sample240831-rjmemsxerr
- SHA256 4b8390a4dcc7a6fee0e6f336f1f968863f324ca56ec597089d63ef10e9a1f9de
Malware Config
Signatures
- Drops file in Windows directory 18 IoCs
- Executes dropped EXE 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks SCSI registry key(s) 3 TTPs 16 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Driver_x32.exe"C:\Users\Admin\AppData\Local\Temp\Driver_x32.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\TempInst\is-59BRB.tmp\Driver_x32.tmp"C:\Windows\TempInst\is-59BRB.tmp\Driver_x32.tmp" /SL5="$601C6,1199506,180224,C:\Users\Admin\AppData\Local\Temp\Driver_x32.exe"2⤵
- Drops file in Windows directory
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Windows\TempInst\is-UADGC.tmp\dpinst.exe"C:\Windows\TempInst\is-UADGC.tmp\dpinst.exe" /sh /path C:\Windows\TempInst\is-UADGC.tmp3⤵
- Drops file in Windows directory
- Executes dropped EXE
- Checks SCSI registry key(s)
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Driver_x32.tmp
DpinstWaterMark.bmp
dpinst.exe
dpinst.xml
lnbits.inf
memory/3228-10-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/3228-6-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/3228-51-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/3228-58-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/3512-8-0x0000000000400000-0x0000000000439000-memory.dmp
memory/3512-2-0x0000000000401000-0x0000000000427000-memory.dmp
memory/3512-0-0x0000000000400000-0x0000000000439000-memory.dmp
memory/3512-60-0x0000000000400000-0x0000000000439000-memory.dmp