Analysis
- max time kernel
144s - max time network
129s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
07/04/2024, 03:11
General
- Target 8899be32b819ad74907939e904221dbe.exe
- Size 4.1MB
- Sample240407-dplhmsbf2s
- SHA256 280705276e5ab2ee6c95796e53f3336b90ec767f629531cf47dc04a545ff23ed
Malware Config
Extracted
-
socks5systemz
-
http://beqgwqd.com/search/?q=67e28dd8395dfb2f495fac1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a658afa18c5ec94
Signatures
- Detect Socks5Systemz Payload 2 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 FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8899be32b819ad74907939e904221dbe.exe"C:\Users\Admin\AppData\Local\Temp\8899be32b819ad74907939e904221dbe.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-V6VDD.tmp\8899be32b819ad74907939e904221dbe.tmp"C:\Users\Admin\AppData\Local\Temp\is-V6VDD.tmp\8899be32b819ad74907939e904221dbe.tmp" /SL5="$70126,3975997,54272,C:\Users\Admin\AppData\Local\Temp\8899be32b819ad74907939e904221dbe.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\WOBPlayer\wobplayer32.exe"C:\Users\Admin\AppData\Local\WOBPlayer\wobplayer32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\WOBPlayer\wobplayer32.exe"C:\Users\Admin\AppData\Local\WOBPlayer\wobplayer32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_iscrypt.dll
_shfoldr.dll
8899be32b819ad74907939e904221dbe.tmp
wobplayer32.exe
memory/2192-9-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2192-44-0x0000000003710000-0x00000000039A6000-memory.dmp
memory/2192-59-0x0000000003710000-0x00000000039A6000-memory.dmp
memory/2192-58-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2192-56-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2244-55-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2244-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2464-76-0x00000000026F0000-0x0000000002792000-memory.dmp
memory/2464-86-0x00000000026F0000-0x0000000002792000-memory.dmp
memory/2464-52-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-105-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-57-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-102-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-98-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-62-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-63-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-66-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-69-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-72-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-75-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-95-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-82-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-85-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-54-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-89-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2464-92-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2692-45-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2692-46-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2692-49-0x0000000000400000-0x0000000000696000-memory.dmp
memory/2692-50-0x0000000000400000-0x0000000000696000-memory.dmp