Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
31/03/2024, 05:39
General
- Target e6d6a58e81a3f3b72684095827208b1e5d9d536f18effe417fa39d993067ef0c.exe
- Size 2.0MB
- Sample240331-gchsrsfc38
- SHA256 e6d6a58e81a3f3b72684095827208b1e5d9d536f18effe417fa39d993067ef0c
Malware Config
Extracted
-
socks5systemz
-
http://bveulwb.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe19c6ec93993b
-
http://bveulwb.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12eab517aa5c96bd86ec96854a865a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5dd6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee94923dce699516
Signatures
- Detect Socks5Systemz Payload 5 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\e6d6a58e81a3f3b72684095827208b1e5d9d536f18effe417fa39d993067ef0c.exe"C:\Users\Admin\AppData\Local\Temp\e6d6a58e81a3f3b72684095827208b1e5d9d536f18effe417fa39d993067ef0c.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-VTMAM.tmp\e6d6a58e81a3f3b72684095827208b1e5d9d536f18effe417fa39d993067ef0c.tmp"C:\Users\Admin\AppData\Local\Temp\is-VTMAM.tmp\e6d6a58e81a3f3b72684095827208b1e5d9d536f18effe417fa39d993067ef0c.tmp" /SL5="$4022A,1692820,54272,C:\Users\Admin\AppData\Local\Temp\e6d6a58e81a3f3b72684095827208b1e5d9d536f18effe417fa39d993067ef0c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Any Audio Record\anyaudiorecord.exe"C:\Users\Admin\AppData\Local\Any Audio Record\anyaudiorecord.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Any Audio Record\anyaudiorecord.exe"C:\Users\Admin\AppData\Local\Any Audio Record\anyaudiorecord.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
anyaudiorecord.exe
_iscrypt.dll
e6d6a58e81a3f3b72684095827208b1e5d9d536f18effe417fa39d993067ef0c.tmp
memory/444-48-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/444-50-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/444-7-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1472-78-0x0000000000780000-0x0000000000822000-memory.dmp
memory/1472-81-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-99-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-46-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-96-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-92-0x0000000000780000-0x0000000000822000-memory.dmp
memory/1472-49-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-91-0x0000000000780000-0x0000000000822000-memory.dmp
memory/1472-53-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-54-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-57-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-60-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-63-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-64-0x0000000000780000-0x0000000000822000-memory.dmp
memory/1472-68-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-69-0x0000000000780000-0x0000000000822000-memory.dmp
memory/1472-74-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-77-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-90-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-87-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/1472-84-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/2256-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2256-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2256-47-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2840-39-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/2840-38-0x0000000000400000-0x00000000005D4000-memory.dmp
memory/2840-43-0x0000000000400000-0x00000000005D4000-memory.dmp