Analysis
- max time kernel
145s - max time network
136s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
23/03/2024, 19:26
General
- Target abcfa05db7b920e8c58f2b5f5ca8cd7d.exe
- Size 2.0MB
- Sample240323-x5hapsbc35
- SHA256 e3afcc20063477edea06d401bc38833b8df4b3d17e44587ae2e0824a86fe60be
Malware Config
Extracted
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socks5systemz
-
http://ebokcud.ua/search/?q=67e28dd83f0fa47b1407ab4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978a271ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668cfd13c0ec93
-
http://ebokcud.ua/search/?q=67e28dd83f0fa47b1407ab4e7c27d78406abdd88be4b12eab517aa5c96bd86ef9d804a885a8bbc896c58e713bc90c91136b5281fc235a925ed3e01d6bd974a95129070b611e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c1ed97983bce69
Signatures
- Detect Socks5Systemz Payload 4 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 5 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 15 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\abcfa05db7b920e8c58f2b5f5ca8cd7d.exe"C:\Users\Admin\AppData\Local\Temp\abcfa05db7b920e8c58f2b5f5ca8cd7d.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-NLCJJ.tmp\abcfa05db7b920e8c58f2b5f5ca8cd7d.tmp"C:\Users\Admin\AppData\Local\Temp\is-NLCJJ.tmp\abcfa05db7b920e8c58f2b5f5ca8cd7d.tmp" /SL5="$40150,1746759,54272,C:\Users\Admin\AppData\Local\Temp\abcfa05db7b920e8c58f2b5f5ca8cd7d.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
-
-
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
Loading Replay Monitor...
Downloads
colorpicker32.exe
colorpicker32.exe
colorpicker32.exe
_iscrypt.dll
_shfoldr.dll
abcfa05db7b920e8c58f2b5f5ca8cd7d.tmp
memory/2148-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2148-53-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2548-43-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2548-45-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2548-44-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2548-48-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-75-0x0000000002350000-0x00000000023F2000-memory.dmp
memory/2772-88-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-52-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-106-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-103-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-55-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-99-0x0000000002350000-0x00000000023F2000-memory.dmp
memory/2772-98-0x0000000002350000-0x00000000023F2000-memory.dmp
memory/2772-60-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-61-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-64-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-65-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-68-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-71-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-74-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-97-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-81-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-84-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-87-0x0000000002350000-0x00000000023F2000-memory.dmp
memory/2772-50-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-91-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2772-94-0x0000000000400000-0x0000000000611000-memory.dmp
memory/3040-7-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/3040-57-0x00000000034F0000-0x0000000003701000-memory.dmp
memory/3040-56-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/3040-54-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/3040-42-0x00000000034F0000-0x0000000003701000-memory.dmp