Analysis
- max time kernel
148s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
24/03/2024, 01:51
General
- Target c38657e4d1f8fa6d62e4d6206660617f.exe
- Size 2.0MB
- Sample240324-b9tnmsga69
- SHA256 e604beaf6d3c8bddc0c664babf465e6210f53fdf1745ad8173a34bec3d35cb11
Malware Config
Extracted
-
socks5systemz
-
http://bndtieb.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c4ea94993d
-
http://bndtieb.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12eab517aa5c96bd86e9948048815a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5dd6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee94983fc86e9510
Signatures
- Detect Socks5Systemz Payload 4 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\c38657e4d1f8fa6d62e4d6206660617f.exe"C:\Users\Admin\AppData\Local\Temp\c38657e4d1f8fa6d62e4d6206660617f.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-HBPTN.tmp\c38657e4d1f8fa6d62e4d6206660617f.tmp"C:\Users\Admin\AppData\Local\Temp\is-HBPTN.tmp\c38657e4d1f8fa6d62e4d6206660617f.tmp" /SL5="$A004A,1772233,54272,C:\Users\Admin\AppData\Local\Temp\c38657e4d1f8fa6d62e4d6206660617f.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i3⤵
- Executes dropped EXE
-
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C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
colorpicker32.exe
c38657e4d1f8fa6d62e4d6206660617f.tmp
_iscrypt.dll
memory/3260-43-0x0000000000400000-0x0000000000610000-memory.dmp
memory/3260-38-0x0000000000400000-0x0000000000610000-memory.dmp
memory/3260-39-0x0000000000400000-0x0000000000610000-memory.dmp
memory/3260-40-0x0000000000400000-0x0000000000610000-memory.dmp
memory/3696-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3696-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3696-47-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4120-7-0x0000000000660000-0x0000000000661000-memory.dmp
memory/4120-50-0x0000000000660000-0x0000000000661000-memory.dmp
memory/4120-48-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/6112-54-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-73-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-53-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-46-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-57-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-60-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-63-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-66-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-67-0x0000000000750000-0x00000000007F2000-memory.dmp
memory/6112-49-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-76-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-77-0x0000000000750000-0x00000000007F2000-memory.dmp
memory/6112-80-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-83-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-86-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-89-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-90-0x0000000000750000-0x00000000007F2000-memory.dmp
memory/6112-91-0x0000000000750000-0x00000000007F2000-memory.dmp
memory/6112-95-0x0000000000400000-0x0000000000610000-memory.dmp
memory/6112-98-0x0000000000400000-0x0000000000610000-memory.dmp