Analysis
- max time kernel
144s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - submitted
22/01/2024, 12:41
General
- Target f4d3e3ba5f756633a8960474533b1d9d.exe
- Size 5.1MB
- Sample240122-pwrtsafeap
- SHA256 d0cf717baf93f6468452a387e76ec96560fbb8cb79bc2b080afd253cf3ad24c5
Malware Config
Signatures
- Detect Socks5Systemz Payload 5 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Socks5systemz family
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 3 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f4d3e3ba5f756633a8960474533b1d9d.exe"C:\Users\Admin\AppData\Local\Temp\f4d3e3ba5f756633a8960474533b1d9d.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-QMH9R.tmp\f4d3e3ba5f756633a8960474533b1d9d.tmp"C:\Users\Admin\AppData\Local\Temp\is-QMH9R.tmp\f4d3e3ba5f756633a8960474533b1d9d.tmp" /SL5="$6011E,5041688,864768,C:\Users\Admin\AppData\Local\Temp\f4d3e3ba5f756633a8960474533b1d9d.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\XApp Market Module\xappmarketmodule.exe"C:\Users\Admin\AppData\Local\XApp Market Module\xappmarketmodule.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\XApp Market Module\xappmarketmodule.exe"C:\Users\Admin\AppData\Local\XApp Market Module\xappmarketmodule.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_iscrypt.dll
_isdecmp.dll
f4d3e3ba5f756633a8960474533b1d9d.tmp
xappmarketmodule.exe
memory/3656-10-0x0000000002240000-0x0000000002241000-memory.dmp
memory/3656-157-0x0000000002240000-0x0000000002241000-memory.dmp
memory/3656-155-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/4032-154-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/4032-2-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/4032-0-0x0000000000400000-0x00000000004DA000-memory.dmp
memory/4284-185-0x00000000009C0000-0x0000000000A62000-memory.dmp
memory/4284-174-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-153-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-206-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-203-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-156-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-199-0x00000000009C0000-0x0000000000A62000-memory.dmp
memory/4284-160-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-161-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-164-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-167-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-170-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-173-0x00000000009C0000-0x0000000000A62000-memory.dmp
memory/4284-151-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-176-0x00000000009C0000-0x0000000000A62000-memory.dmp
memory/4284-181-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-184-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-198-0x00000000009C0000-0x0000000000A62000-memory.dmp
memory/4284-188-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-191-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-194-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4284-197-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4740-145-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4740-146-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4740-149-0x0000000000400000-0x00000000007FC000-memory.dmp
memory/4740-148-0x0000000000400000-0x00000000007FC000-memory.dmp