Analysis
-
max time kernel
148s -
max time network
157s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
24-06-2024 15:57
Static task
static1
Behavioral task
behavioral1
Sample
8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral2
Sample
8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe
Resource
win11-20240419-en
General
-
Target
8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe
-
Size
4.8MB
-
MD5
dfbb43ca60d674f502c90d4f39aabed4
-
SHA1
48e67ec0bc70902a1c7b735b052981f433ccb0ee
-
SHA256
8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89
-
SHA512
54e703a1aa0bf612a161403ea84ad7e06a815b4203d437c57d5ecc5d5b5f2aa5c76e6ce6affe41e367c0e6b8606399754093922ccbc930612e7413b8a831003d
-
SSDEEP
98304:mYFj+t4OBd/T6q+3kSVEtYOb8zQNqrV96dUEjreZ/9MG7egJh7j2M:ctBBlT6qM+th+LSd3rk9rCgHz
Malware Config
Extracted
socks5systemz
aqscplh.ru
Signatures
-
Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2728-88-0x0000000000A20000-0x0000000000AC2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmpwinypux32.exewinypux32.exepid process 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp 4592 winypux32.exe 2728 winypux32.exe -
Loads dropped DLL 1 IoCs
Processes:
8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmppid process 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp -
Unexpected DNS network traffic destination 3 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 152.89.198.214 Destination IP 91.211.247.248 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:
8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmppid process 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmpdescription pid process target process PID 3396 wrote to memory of 4704 3396 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp PID 3396 wrote to memory of 4704 3396 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp PID 3396 wrote to memory of 4704 3396 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp PID 4704 wrote to memory of 4592 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp winypux32.exe PID 4704 wrote to memory of 4592 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp winypux32.exe PID 4704 wrote to memory of 4592 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp winypux32.exe PID 4704 wrote to memory of 2728 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp winypux32.exe PID 4704 wrote to memory of 2728 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp winypux32.exe PID 4704 wrote to memory of 2728 4704 8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp winypux32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe"C:\Users\Admin\AppData\Local\Temp\8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3396 -
C:\Users\Admin\AppData\Local\Temp\is-UM48M.tmp\8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp"C:\Users\Admin\AppData\Local\Temp\is-UM48M.tmp\8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp" /SL5="$40212,4792619,54272,C:\Users\Admin\AppData\Local\Temp\8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4704 -
C:\Users\Admin\AppData\Local\Winypux\winypux32.exe"C:\Users\Admin\AppData\Local\Winypux\winypux32.exe" -i3⤵
- Executes dropped EXE
PID:4592
-
-
C:\Users\Admin\AppData\Local\Winypux\winypux32.exe"C:\Users\Admin\AppData\Local\Winypux\winypux32.exe" -s3⤵
- Executes dropped EXE
PID:2728
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
C:\Users\Admin\AppData\Local\Temp\is-UM48M.tmp\8f6ebc99b75a5fa569bfd49f51733e1be7f3e3c020c0b37303d08f3f122b8c89.tmp
Filesize680KB
MD5f4de7fd9355f0ff0b76ceb518c1f65e9
SHA13d16d63a70693968a69e8c62729aa27084378e9c
SHA25657512818b134f1535e4de667e56cd6089f492addc48e63765d066cfa1862e217
SHA51223bf83930357f6904e773a98932bf21f06dd826391f3c3845aa2e82f2a7c1d464e932159ef9a25e5589e7f1624f4a592b39449b59fccbdc94d53640a6b2e1390
-
Filesize
2.8MB
MD5c934a62b10b332230840c698dda71267
SHA13a7761f6a5a20eb617d1ff4b95b2ddc48df2106f
SHA256e74f229bace9b9c059ef9cede2894e57a2bbfd0a6910ec27a9b21761d8844ad5
SHA51207c0ff410dc32fa64cc8126d7fb77529533a9404b7f2d3c622d939ed754521ea8156ec115a19605746d9df1a51ae07116dd06f1006e045420048b5b73922bef4