Analysis
- max time kernel
292s - max time network
280s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
03/06/2024, 05:53
General
- Target b5dcbd2e69e6882f7f4cc42a141c3e969ba90ee0e119490466f521619eb3f6d1.exe
- Size 6.5MB
- Sample240603-gln15sfa43
- SHA256 b5dcbd2e69e6882f7f4cc42a141c3e969ba90ee0e119490466f521619eb3f6d1
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\b5dcbd2e69e6882f7f4cc42a141c3e969ba90ee0e119490466f521619eb3f6d1.exe"C:\Users\Admin\AppData\Local\Temp\b5dcbd2e69e6882f7f4cc42a141c3e969ba90ee0e119490466f521619eb3f6d1.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-D0SI5.tmp\b5dcbd2e69e6882f7f4cc42a141c3e969ba90ee0e119490466f521619eb3f6d1.tmp"C:\Users\Admin\AppData\Local\Temp\is-D0SI5.tmp\b5dcbd2e69e6882f7f4cc42a141c3e969ba90ee0e119490466f521619eb3f6d1.tmp" /SL5="$7011A,6571192,54272,C:\Users\Admin\AppData\Local\Temp\b5dcbd2e69e6882f7f4cc42a141c3e969ba90ee0e119490466f521619eb3f6d1.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe"C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe"C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe" -s3⤵
- Executes dropped EXE
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
berryplayer32.exe
berryplayer32.exe
b5dcbd2e69e6882f7f4cc42a141c3e969ba90ee0e119490466f521619eb3f6d1.tmp
_iscrypt.dll
memory/2360-68-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2360-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2360-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3324-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3324-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4024-62-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4024-64-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4024-59-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-79-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-101-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-73-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-76-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-67-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-82-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-83-0x0000000000CF0000-0x0000000000D92000-memory.dmp
memory/4496-87-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-92-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-95-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-98-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-70-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-104-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-108-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-111-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-114-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-117-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-120-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-123-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-126-0x0000000000400000-0x0000000000937000-memory.dmp
memory/4496-131-0x0000000000400000-0x0000000000937000-memory.dmp