Analysis
-
max time kernel
292s -
max time network
299s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
13-06-2024 23:25
Static task
static1
Behavioral task
behavioral1
Sample
80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe
Resource
win10-20240404-en
General
-
Target
80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe
-
Size
4.8MB
-
MD5
e25832505490177b19a6c7061ba3974c
-
SHA1
d989507b01ad3a9a03be6c0d2e2701380298c6c8
-
SHA256
80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46
-
SHA512
da7fcac0ddb0859bf02ae8bf1449530ce17900fd078e4a402f8d01ed0d0ea4c170e8121f96ea221689cd1d67e283bb92a73511f8f9d077dd4ad055285b568bb1
-
SSDEEP
98304:mqxJ4To7RSWABFXV4yADIRNuaCUA+KxSkq2ZegLGLmWAeS7y:PJWo7RSZFa2b99KxSkqMLyH
Malware Config
Extracted
socks5systemz
cciucvz.net
http://cciucvz.net/search/?q=67e28dd86809f27b415ba51b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff712c2ee949233
Signatures
-
Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3712-85-0x00000000009A0000-0x0000000000A42000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmpmoonvoiceassist.exemoonvoiceassist.exepid process 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp 4876 moonvoiceassist.exe 3712 moonvoiceassist.exe -
Loads dropped DLL 1 IoCs
Processes:
80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmppid process 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 141.98.234.31 -
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
Processes:
80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmppid process 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmpdescription pid process target process PID 1448 wrote to memory of 2672 1448 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp PID 1448 wrote to memory of 2672 1448 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp PID 1448 wrote to memory of 2672 1448 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp PID 2672 wrote to memory of 4876 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp moonvoiceassist.exe PID 2672 wrote to memory of 4876 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp moonvoiceassist.exe PID 2672 wrote to memory of 4876 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp moonvoiceassist.exe PID 2672 wrote to memory of 3712 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp moonvoiceassist.exe PID 2672 wrote to memory of 3712 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp moonvoiceassist.exe PID 2672 wrote to memory of 3712 2672 80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp moonvoiceassist.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe"C:\Users\Admin\AppData\Local\Temp\80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1448 -
C:\Users\Admin\AppData\Local\Temp\is-DB8IA.tmp\80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp"C:\Users\Admin\AppData\Local\Temp\is-DB8IA.tmp\80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmp" /SL5="$120080,4821065,54272,C:\Users\Admin\AppData\Local\Temp\80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exe" -i3⤵
- Executes dropped EXE
PID:4876 -
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exe" -s3⤵
- Executes dropped EXE
PID:3712
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exeFilesize
3.2MB
MD5b5accf838be3812d09e7dbd4d68a2c30
SHA1c1425921618177c084aa3075f231317b45f34f2d
SHA2565d5cbb8674eeceebda7e034d1b203865d9b955e6437284514d501edabf4177c2
SHA5122b1807f970079dcbc88f679686cd31a5a68f49eb8174b80ffe385699ba13a83cb05b37717e37e20af27e65ecb306951e263342f553000fa5df9db2ef149c81a9
-
C:\Users\Admin\AppData\Local\Temp\is-DB8IA.tmp\80a30a05e6a5146a078ba7b3edb6d30ec1c8f6d6b858a2e332ce88244d598a46.tmpFilesize
680KB
MD5bb765f2ae7f9da76f9edef8dde07f1cf
SHA1ba5af8f092247d9a81d9d50d5390bbe5a280501a
SHA25665b94a7e8d0e19c89c871b49457934d80365d9a9c2ff781509a1cb68421da552
SHA512a6d7f16c4bb1e6dde9e221ae343a2e46de39b314f56bb9877574b29d14becd209f131a5b649faa97aa847c252fe379b96a71791bdd1f102e054fafb7a8e0b0aa
-
\Users\Admin\AppData\Local\Temp\is-PTSLG.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
memory/1448-68-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
-
memory/1448-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
-
memory/1448-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
-
memory/2672-13-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
-
memory/2672-69-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
-
memory/3712-107-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-92-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-131-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-126-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-70-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-73-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-76-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-79-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-82-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-85-0x00000000009A0000-0x0000000000A42000-memory.dmpFilesize
648KB
-
memory/3712-87-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-67-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-95-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-98-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-101-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-104-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-123-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-111-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-114-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-117-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/3712-120-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/4876-59-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/4876-60-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB
-
memory/4876-64-0x0000000000400000-0x000000000072E000-memory.dmpFilesize
3.2MB