Analysis
- max time kernel
148s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
31/03/2024, 02:06
General
- Target ff66d8e75eccb014fd09adc9045bd1630219def9a7635d4a9ac382466eb7f435.exe
- Size 2.0MB
- Sample240331-cjle1sbg91
- SHA256 ff66d8e75eccb014fd09adc9045bd1630219def9a7635d4a9ac382466eb7f435
Malware Config
Extracted
-
socks5systemz
-
http://cewbihh.net/search/?q=67e28dd8685ff32d4309f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe19c5ef9d9f33
-
http://cewbihh.net/search/?q=67e28dd8685ff32d4309f94d7c27d78406abdd88be4b12eab517aa5c96bd86eb90814f845a8bbc896c58e713bc90c91836b5281fc235a925ed3e54d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee94923ecd67931e
Signatures
- Detect Socks5Systemz Payload 5 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 WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ff66d8e75eccb014fd09adc9045bd1630219def9a7635d4a9ac382466eb7f435.exe"C:\Users\Admin\AppData\Local\Temp\ff66d8e75eccb014fd09adc9045bd1630219def9a7635d4a9ac382466eb7f435.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-9NJQI.tmp\ff66d8e75eccb014fd09adc9045bd1630219def9a7635d4a9ac382466eb7f435.tmp"C:\Users\Admin\AppData\Local\Temp\is-9NJQI.tmp\ff66d8e75eccb014fd09adc9045bd1630219def9a7635d4a9ac382466eb7f435.tmp" /SL5="$E01C0,1681617,54272,C:\Users\Admin\AppData\Local\Temp\ff66d8e75eccb014fd09adc9045bd1630219def9a7635d4a9ac382466eb7f435.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Metatogger Music Collection\metatoggermusiccollection.exe"C:\Users\Admin\AppData\Local\Metatogger Music Collection\metatoggermusiccollection.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Metatogger Music Collection\metatoggermusiccollection.exe"C:\Users\Admin\AppData\Local\Metatogger Music Collection\metatoggermusiccollection.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
metatoggermusiccollection.exe
ff66d8e75eccb014fd09adc9045bd1630219def9a7635d4a9ac382466eb7f435.tmp
_iscrypt.dll
_isdecmp.dll
memory/468-83-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-87-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-105-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-102-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-98-0x0000000000790000-0x0000000000832000-memory.dmp
memory/468-97-0x0000000000790000-0x0000000000832000-memory.dmp
memory/468-52-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-96-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-93-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-55-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-90-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-59-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-60-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-63-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-66-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-69-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-72-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-74-0x0000000000790000-0x0000000000832000-memory.dmp
memory/468-73-0x0000000000790000-0x0000000000832000-memory.dmp
memory/468-80-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/468-84-0x0000000000790000-0x0000000000832000-memory.dmp
memory/1408-7-0x0000000000650000-0x0000000000651000-memory.dmp
memory/1408-56-0x0000000000650000-0x0000000000651000-memory.dmp
memory/1408-54-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/1784-49-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/1784-48-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/1784-45-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/1784-44-0x0000000000400000-0x00000000005C7000-memory.dmp
memory/2156-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2156-53-0x0000000000400000-0x0000000000414000-memory.dmp