Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
11/05/2024, 07:56
General
- Target 34edd1fe1cd1ecf2c674941244f1c8ff.exe
- Size 4.1MB
- Sample240511-jspmcsfa5t
- SHA256 5ee48d2691192b4e7a0b8a571a64e463501abf0fed4aa56fafa73f276b18197d
Malware Config
Extracted
-
socks5systemz
-
http://ezuiabk.ua/search/?q=67e28dd83f5aa4794209ff1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffa15c1eb97993c
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 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\34edd1fe1cd1ecf2c674941244f1c8ff.exe"C:\Users\Admin\AppData\Local\Temp\34edd1fe1cd1ecf2c674941244f1c8ff.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-OTF7V.tmp\34edd1fe1cd1ecf2c674941244f1c8ff.tmp"C:\Users\Admin\AppData\Local\Temp\is-OTF7V.tmp\34edd1fe1cd1ecf2c674941244f1c8ff.tmp" /SL5="$E0060,4061918,54272,C:\Users\Admin\AppData\Local\Temp\34edd1fe1cd1ecf2c674941244f1c8ff.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Mixer Free Edition\mixerfreeedition.exe"C:\Users\Admin\AppData\Local\Mixer Free Edition\mixerfreeedition.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Mixer Free Edition\mixerfreeedition.exe"C:\Users\Admin\AppData\Local\Mixer Free Edition\mixerfreeedition.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
libeay32.dll
mixerfreeedition.exe
_iscrypt.dll
34edd1fe1cd1ecf2c674941244f1c8ff.tmp
memory/1192-72-0x0000000000400000-0x00000000004BE000-memory.dmp
memory/1192-10-0x0000000000400000-0x00000000004BE000-memory.dmp
memory/2148-91-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-79-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-118-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-115-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-69-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-111-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-70-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-108-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-105-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-73-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-76-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-102-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-82-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-85-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-88-0x0000000000860000-0x0000000000902000-memory.dmp
memory/2148-99-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/2148-96-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/3772-60-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/3772-64-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/3772-65-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/3772-59-0x0000000000400000-0x00000000005C3000-memory.dmp
memory/4972-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4972-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4972-71-0x0000000000400000-0x0000000000414000-memory.dmp