Analysis
- max time kernel
144s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - submitted
30/01/2024, 17:15
General
- Target 341edb9d58cd37043107d39849e09aba.exe
- Size 6.3MB
- Sample240130-vsj8esbder
- SHA256 5e2bfc430cd10ac7ba31f6d5e2051abaeabe9b5912c3ed8e4d3b87bf48a8154e
Malware Config
Signatures
- Detect Socks5Systemz Payload 2 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Socks5systemz family
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 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\341edb9d58cd37043107d39849e09aba.exe"C:\Users\Admin\AppData\Local\Temp\341edb9d58cd37043107d39849e09aba.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-DD11Q.tmp\341edb9d58cd37043107d39849e09aba.tmp"C:\Users\Admin\AppData\Local\Temp\is-DD11Q.tmp\341edb9d58cd37043107d39849e09aba.tmp" /SL5="$70178,6310086,54272,C:\Users\Admin\AppData\Local\Temp\341edb9d58cd37043107d39849e09aba.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\DeliveryStatusFields\DeliveryStatusFields.exe"C:\Users\Admin\AppData\Local\DeliveryStatusFields\DeliveryStatusFields.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\DeliveryStatusFields\DeliveryStatusFields.exe"C:\Users\Admin\AppData\Local\DeliveryStatusFields\DeliveryStatusFields.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
DeliveryStatusFields.exe
341edb9d58cd37043107d39849e09aba.tmp
_iscrypt.dll
memory/2828-60-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/2828-63-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/2828-62-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/2828-59-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/3872-70-0x00000000006A0000-0x00000000006A1000-memory.dmp
memory/3872-68-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/3872-7-0x00000000006A0000-0x00000000006A1000-memory.dmp
memory/4740-80-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-87-0x0000000000A90000-0x0000000000B32000-memory.dmp
memory/4740-66-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-69-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-116-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-73-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-74-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-77-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-113-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-83-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-86-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-109-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-93-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-96-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-97-0x0000000000A90000-0x0000000000B32000-memory.dmp
memory/4740-100-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-103-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4740-106-0x0000000000400000-0x00000000006F0000-memory.dmp
memory/4760-67-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4760-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4760-0-0x0000000000400000-0x0000000000414000-memory.dmp