Analysis
- max time kernel
148s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
- submitted
26/02/2024, 13:26
General
- Target ad5807160998acae5408b09aa62bffa2.exe
- Size 2.6MB
- Sample240226-qphg7sfa71
- SHA256 4c8bd8d1e109e6aa8546ec73c725e024d73398f9506959b434aa0e34a3d097b4
Malware Config
Extracted
-
socks5systemz
-
http://bwrahvu.com/search/?q=67e28dd86e09f72c490bf8187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ef718c5eb95993a
Signatures
- Detect Socks5Systemz Payload 2 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 behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ad5807160998acae5408b09aa62bffa2.exe"C:\Users\Admin\AppData\Local\Temp\ad5807160998acae5408b09aa62bffa2.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-EUEFO.tmp\ad5807160998acae5408b09aa62bffa2.tmp"C:\Users\Admin\AppData\Local\Temp\is-EUEFO.tmp\ad5807160998acae5408b09aa62bffa2.tmp" /SL5="$40202,2488311,54272,C:\Users\Admin\AppData\Local\Temp\ad5807160998acae5408b09aa62bffa2.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\LiveCD\livecd32.exe"C:\Users\Admin\AppData\Local\LiveCD\livecd32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\LiveCD\livecd32.exe"C:\Users\Admin\AppData\Local\LiveCD\livecd32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
livecd32.exe
_iscrypt.dll
_isdecmp.dll
ad5807160998acae5408b09aa62bffa2.tmp
memory/644-60-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-63-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-90-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-107-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-87-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-103-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-100-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-59-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-91-0x0000000000920000-0x00000000009C2000-memory.dmp
memory/644-81-0x0000000000920000-0x00000000009C2000-memory.dmp
memory/644-97-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-110-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-94-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-67-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-68-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-71-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-74-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-77-0x0000000000400000-0x000000000074B000-memory.dmp
memory/644-80-0x0000000000400000-0x000000000074B000-memory.dmp
memory/2656-61-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2656-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2656-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3284-52-0x0000000000400000-0x000000000074B000-memory.dmp
memory/3284-56-0x0000000000400000-0x000000000074B000-memory.dmp
memory/3284-55-0x0000000000400000-0x000000000074B000-memory.dmp
memory/3284-51-0x0000000000400000-0x000000000074B000-memory.dmp
memory/3720-64-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/3720-62-0x0000000000400000-0x00000000004BC000-memory.dmp
memory/3720-7-0x00000000007A0000-0x00000000007A1000-memory.dmp