Analysis
- max time kernel
142s - max time network
127s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
07/05/2024, 09:56
General
- Target 14299fea08a91963f01f0f43bcf9a454.exe
- Size 5.0MB
- Sample240507-lycabsbc7w
- SHA256 68c123c234320686673ea06d2e4e09d14d1e1fa32a330722c53a64fdd71c216a
Malware Config
Extracted
-
socks5systemz
-
http://bnwmjon.com/search/?q=67e28dd8395dfb2f495fac1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a628ef814c8ec94
Signatures
- Detect Socks5Systemz Payload 1 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.
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\14299fea08a91963f01f0f43bcf9a454.exe"C:\Users\Admin\AppData\Local\Temp\14299fea08a91963f01f0f43bcf9a454.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-0L08Q.tmp\14299fea08a91963f01f0f43bcf9a454.tmp"C:\Users\Admin\AppData\Local\Temp\is-0L08Q.tmp\14299fea08a91963f01f0f43bcf9a454.tmp" /SL5="$30144,4944850,54272,C:\Users\Admin\AppData\Local\Temp\14299fea08a91963f01f0f43bcf9a454.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Perfect Metronome Software\perfectmetronomesoftware.exe"C:\Users\Admin\AppData\Local\Perfect Metronome Software\perfectmetronomesoftware.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Perfect Metronome Software\perfectmetronomesoftware.exe"C:\Users\Admin\AppData\Local\Perfect Metronome Software\perfectmetronomesoftware.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
libeay32.dll
perfectmetronomesoftware.exe
14299fea08a91963f01f0f43bcf9a454.tmp
_iscrypt.dll
_isdecmp.dll
_shfoldr.dll
memory/2100-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2100-78-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2100-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2672-73-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2672-68-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2672-69-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2672-72-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-97-0x0000000002440000-0x00000000024E2000-memory.dmp
memory/2908-106-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-125-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-122-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-80-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-118-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-84-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-87-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-90-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-93-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-96-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-115-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-103-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-76-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-109-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2908-112-0x0000000000400000-0x00000000005EC000-memory.dmp
memory/2964-16-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2964-83-0x0000000003190000-0x000000000337C000-memory.dmp
memory/2964-79-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2964-67-0x0000000003190000-0x000000000337C000-memory.dmp