Analysis
- max time kernel
141s - max time network
139s - platform
windows7_x64 - resource
win7-20240704-en - resource tags
- submitted
12/08/2024, 01:01
General
- Target 0b0bbb98c9fab6db2e8c2e3a09f2f6ee998b73894c77fd17cdce2757024e0455.exe
- Size 4.0MB
- Sample240812-bdlm6ascpg
- SHA256 0b0bbb98c9fab6db2e8c2e3a09f2f6ee998b73894c77fd17cdce2757024e0455
Malware Config
Signatures
- Detect Socks5Systemz Payload 3 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 6 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.
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0b0bbb98c9fab6db2e8c2e3a09f2f6ee998b73894c77fd17cdce2757024e0455.exe"C:\Users\Admin\AppData\Local\Temp\0b0bbb98c9fab6db2e8c2e3a09f2f6ee998b73894c77fd17cdce2757024e0455.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-THHFA.tmp\0b0bbb98c9fab6db2e8c2e3a09f2f6ee998b73894c77fd17cdce2757024e0455.tmp"C:\Users\Admin\AppData\Local\Temp\is-THHFA.tmp\0b0bbb98c9fab6db2e8c2e3a09f2f6ee998b73894c77fd17cdce2757024e0455.tmp" /SL5="$400B2,3880008,54272,C:\Users\Admin\AppData\Local\Temp\0b0bbb98c9fab6db2e8c2e3a09f2f6ee998b73894c77fd17cdce2757024e0455.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_iscrypt.dll
_isdecmp.dll
_shfoldr.dll
0b0bbb98c9fab6db2e8c2e3a09f2f6ee998b73894c77fd17cdce2757024e0455.tmp
xulplayer32_64.exe
memory/2008-70-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2008-77-0x0000000004740000-0x0000000004A8A000-memory.dmp
memory/2008-11-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2008-59-0x0000000004740000-0x0000000004A8A000-memory.dmp
memory/2136-60-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2136-61-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2136-65-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-76-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-102-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-67-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-73-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-117-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-113-0x0000000002340000-0x00000000023E2000-memory.dmp
memory/2780-80-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-81-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-86-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-89-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-90-0x0000000002340000-0x00000000023E2000-memory.dmp
memory/2780-94-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-97-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-112-0x0000000002340000-0x00000000023E2000-memory.dmp
memory/2780-105-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-106-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2780-111-0x0000000000400000-0x000000000074A000-memory.dmp
memory/2960-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2960-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2960-2-0x0000000000401000-0x000000000040B000-memory.dmp