Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
11/05/2024, 15:51
General
- Target fd66acb845007dfb26eb212328120e97.exe
- Size 4.7MB
- Sample240511-tagh5sec41
- SHA256 aef7d73b489039c8676e8713c9bd1fd35f2cc3e0040cae9404480abb3c6c5ebc
Malware Config
Extracted
-
socks5systemz
-
http://ccdyxqp.net/search/?q=67e28dd86d0ca420440ef91f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978f671ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffa15c4ed92993b
-
http://ccdyxqp.net/search/?q=67e28dd86d0ca420440ef91f7c27d78406abdd88be4b12eab517aa5c96bd86ec97824f885a8bbc896c58e713bc90c91c36b5281fc235a925ed3e55d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee909e3fcf689516
Signatures
- Detect Socks5Systemz Payload 3 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 3 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.
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\fd66acb845007dfb26eb212328120e97.exe"C:\Users\Admin\AppData\Local\Temp\fd66acb845007dfb26eb212328120e97.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-FB7O0.tmp\fd66acb845007dfb26eb212328120e97.tmp"C:\Users\Admin\AppData\Local\Temp\is-FB7O0.tmp\fd66acb845007dfb26eb212328120e97.tmp" /SL5="$90030,4707940,54272,C:\Users\Admin\AppData\Local\Temp\fd66acb845007dfb26eb212328120e97.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Kerato DJ Prof\keratodjprof.exe"C:\Users\Admin\AppData\Local\Kerato DJ Prof\keratodjprof.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Kerato DJ Prof\keratodjprof.exe"C:\Users\Admin\AppData\Local\Kerato DJ Prof\keratodjprof.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
keratodjprof.exe
libeay32.dll
_iscrypt.dll
_isdecmp.dll
fd66acb845007dfb26eb212328120e97.tmp
memory/1808-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/1808-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1808-77-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2492-102-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-111-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-126-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-123-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-74-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-76-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-118-0x0000000000870000-0x0000000000912000-memory.dmp
memory/2492-119-0x0000000000870000-0x0000000000912000-memory.dmp
memory/2492-79-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-82-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-83-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-86-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-89-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-92-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-95-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-96-0x0000000000870000-0x0000000000912000-memory.dmp
memory/2492-117-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-105-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-108-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/2492-114-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4652-69-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4652-65-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4652-71-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4652-66-0x0000000000400000-0x00000000005CC000-memory.dmp
memory/4980-13-0x0000000000400000-0x00000000004BE000-memory.dmp
memory/4980-78-0x0000000000400000-0x00000000004BE000-memory.dmp