Analysis
- max time kernel
142s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
15/06/2024, 16:44
General
- Target 0072d339cb08865c22d52b34983bb6da75d667423b4c6e3a5260c57ba1fd7673.exe
- Size 5.7MB
- Sample240615-t9bryaxend
- SHA256 0072d339cb08865c22d52b34983bb6da75d667423b4c6e3a5260c57ba1fd7673
Malware Config
Extracted
-
socks5systemz
-
ckxwpbr.net
-
http://ckxwpbr.net/search/?q=67e28dd83f08f52f150eab187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978f471ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff715c6e69c9c3c
-
http://ckxwpbr.net/search/?q=67e28dd83f08f52f150eab187c27d78406abdd88be4b12eab517aa5c96bd86e890834e96148ab2865b77f80ebad9c20f7cb63037ed2ab423a4314383ba915d911ec07bb606a0708727e40ea678c45abbe74ffb0e2807e12571c17f3e83fe16c1e7919c32c46991
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\0072d339cb08865c22d52b34983bb6da75d667423b4c6e3a5260c57ba1fd7673.exe"C:\Users\Admin\AppData\Local\Temp\0072d339cb08865c22d52b34983bb6da75d667423b4c6e3a5260c57ba1fd7673.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-2UC7D.tmp\0072d339cb08865c22d52b34983bb6da75d667423b4c6e3a5260c57ba1fd7673.tmp"C:\Users\Admin\AppData\Local\Temp\is-2UC7D.tmp\0072d339cb08865c22d52b34983bb6da75d667423b4c6e3a5260c57ba1fd7673.tmp" /SL5="$D0052,5716960,54272,C:\Users\Admin\AppData\Local\Temp\0072d339cb08865c22d52b34983bb6da75d667423b4c6e3a5260c57ba1fd7673.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
-
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4524,i,8447163055677043976,7218082390179600880,262144 --variations-seed-version --mojo-platform-channel-handle=4168 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
svomediaplayer32.exe
0072d339cb08865c22d52b34983bb6da75d667423b4c6e3a5260c57ba1fd7673.tmp
_iscrypt.dll
_isdecmp.dll
memory/536-99-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-86-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-123-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-120-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-116-0x00000000008E0000-0x0000000000982000-memory.dmp
memory/536-115-0x00000000008E0000-0x0000000000982000-memory.dmp
memory/536-114-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-74-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-111-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-108-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-77-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-80-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-83-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-105-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-89-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-92-0x00000000008E0000-0x0000000000982000-memory.dmp
memory/536-94-0x0000000000400000-0x0000000000762000-memory.dmp
memory/536-102-0x0000000000400000-0x0000000000762000-memory.dmp
memory/696-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/696-76-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1548-71-0x0000000000400000-0x0000000000762000-memory.dmp
memory/1548-67-0x0000000000400000-0x0000000000762000-memory.dmp
memory/1548-66-0x0000000000400000-0x0000000000762000-memory.dmp
memory/1548-65-0x0000000000400000-0x0000000000762000-memory.dmp
memory/1948-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1948-75-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1948-3-0x0000000000401000-0x000000000040B000-memory.dmp