Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
15/06/2024, 17:40
General
- Target 2ddc31f2c711b81779c9f1628ebd406df391e42877802442947bc6be5d9fe838.exe
- Size 5.6MB
- Sample240615-v8x48ayfre
- SHA256 2ddc31f2c711b81779c9f1628ebd406df391e42877802442947bc6be5d9fe838
Malware Config
Extracted
-
socks5systemz
-
bgelqzy.com
-
http://bgelqzy.com/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff715c7ec979d32
-
http://bgelqzy.com/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12eab517aa5c96bd86ec94814f845a8bbc896c58e713bc90c91f36b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9e3cce6d911f
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.
- 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 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2ddc31f2c711b81779c9f1628ebd406df391e42877802442947bc6be5d9fe838.exe"C:\Users\Admin\AppData\Local\Temp\2ddc31f2c711b81779c9f1628ebd406df391e42877802442947bc6be5d9fe838.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-MEVKC.tmp\2ddc31f2c711b81779c9f1628ebd406df391e42877802442947bc6be5d9fe838.tmp"C:\Users\Admin\AppData\Local\Temp\is-MEVKC.tmp\2ddc31f2c711b81779c9f1628ebd406df391e42877802442947bc6be5d9fe838.tmp" /SL5="$6011C,5624894,54272,C:\Users\Admin\AppData\Local\Temp\2ddc31f2c711b81779c9f1628ebd406df391e42877802442947bc6be5d9fe838.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
svomediaplayer32.exe
_iscrypt.dll
_isdecmp.dll
2ddc31f2c711b81779c9f1628ebd406df391e42877802442947bc6be5d9fe838.tmp
memory/728-12-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/728-74-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1108-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1108-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/1108-73-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2652-65-0x0000000000400000-0x0000000000748000-memory.dmp
memory/2652-66-0x0000000000400000-0x0000000000748000-memory.dmp
memory/2652-68-0x0000000000400000-0x0000000000748000-memory.dmp
memory/2652-70-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-78-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-103-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-81-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-84-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-87-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-90-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/4296-92-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-97-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-100-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-75-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-106-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-109-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-112-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-113-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/4296-114-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/4296-118-0x0000000000400000-0x0000000000748000-memory.dmp
memory/4296-121-0x0000000000400000-0x0000000000748000-memory.dmp