Analysis
- max time kernel
292s - max time network
283s - platform
windows7_x64 - resource
win7-20240215-en - resource tags
- submitted
30/05/2024, 23:07
General
- Target 783c1d97dde6a73f76e0ef316048685e822c78a455b80e9041a2cb55005ca716.exe
- Size 5.6MB
- Sample240530-24cfaaec84
- SHA256 783c1d97dde6a73f76e0ef316048685e822c78a455b80e9041a2cb55005ca716
Malware Config
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 6 IoCs
- Unexpected DNS network traffic destination 2 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\783c1d97dde6a73f76e0ef316048685e822c78a455b80e9041a2cb55005ca716.exe"C:\Users\Admin\AppData\Local\Temp\783c1d97dde6a73f76e0ef316048685e822c78a455b80e9041a2cb55005ca716.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-HPOJP.tmp\783c1d97dde6a73f76e0ef316048685e822c78a455b80e9041a2cb55005ca716.tmp"C:\Users\Admin\AppData\Local\Temp\is-HPOJP.tmp\783c1d97dde6a73f76e0ef316048685e822c78a455b80e9041a2cb55005ca716.tmp" /SL5="$400F2,5611634,54272,C:\Users\Admin\AppData\Local\Temp\783c1d97dde6a73f76e0ef316048685e822c78a455b80e9041a2cb55005ca716.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
5kplayer32.exe
_iscrypt.dll
_isdecmp.dll
_shfoldr.dll
783c1d97dde6a73f76e0ef316048685e822c78a455b80e9041a2cb55005ca716.tmp
memory/2168-114-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-82-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-139-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-136-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-133-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-130-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-126-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-75-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-123-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-120-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-79-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-111-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-117-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-86-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-89-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-92-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-95-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-96-0x0000000002330000-0x00000000023D2000-memory.dmp
memory/2168-102-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-105-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2168-108-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2364-77-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2364-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2364-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2452-73-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2452-69-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2452-68-0x0000000000400000-0x0000000000755000-memory.dmp
memory/2528-83-0x0000000004050000-0x00000000043A5000-memory.dmp
memory/2528-78-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2528-12-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2528-67-0x0000000004050000-0x00000000043A5000-memory.dmp