Analysis
- max time kernel
294s - max time network
300s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
07/06/2024, 02:06
General
- Target e139a43364b1b36c25c30818117acc0e32cbabd95b3942cdcfee36ccedf6618d.exe
- Size 6.4MB
- Sample240607-cjnv5sha33
- SHA256 e139a43364b1b36c25c30818117acc0e32cbabd95b3942cdcfee36ccedf6618d
Malware Config
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.
- 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\e139a43364b1b36c25c30818117acc0e32cbabd95b3942cdcfee36ccedf6618d.exe"C:\Users\Admin\AppData\Local\Temp\e139a43364b1b36c25c30818117acc0e32cbabd95b3942cdcfee36ccedf6618d.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-B9CK7.tmp\e139a43364b1b36c25c30818117acc0e32cbabd95b3942cdcfee36ccedf6618d.tmp"C:\Users\Admin\AppData\Local\Temp\is-B9CK7.tmp\e139a43364b1b36c25c30818117acc0e32cbabd95b3942cdcfee36ccedf6618d.tmp" /SL5="$50210,6430377,54272,C:\Users\Admin\AppData\Local\Temp\e139a43364b1b36c25c30818117acc0e32cbabd95b3942cdcfee36ccedf6618d.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Berry Player\berryplayer.exe"C:\Users\Admin\AppData\Local\Berry Player\berryplayer.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Berry Player\berryplayer.exe"C:\Users\Admin\AppData\Local\Berry Player\berryplayer.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
berryplayer.exe
e139a43364b1b36c25c30818117acc0e32cbabd95b3942cdcfee36ccedf6618d.tmp
_iscrypt.dll
memory/1840-99-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-102-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-129-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-124-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-121-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-118-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-115-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-112-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-68-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-71-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-74-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-77-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-80-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-83-0x0000000000B60000-0x0000000000C02000-memory.dmp
memory/1840-87-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-90-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-93-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-96-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-109-0x0000000000400000-0x000000000090E000-memory.dmp
memory/1840-105-0x0000000000400000-0x000000000090E000-memory.dmp
memory/2356-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2356-67-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2776-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2776-66-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2776-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/3636-60-0x0000000000400000-0x000000000090E000-memory.dmp
memory/3636-63-0x0000000000400000-0x000000000090E000-memory.dmp
memory/3636-59-0x0000000000400000-0x000000000090E000-memory.dmp