Analysis
-
max time kernel
148s -
max time network
154s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
14-06-2024 23:17
Static task
static1
Behavioral task
behavioral1
Sample
e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe
Resource
win11-20240508-en
General
-
Target
e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe
-
Size
4.8MB
-
MD5
ac3e55b3a41d0f2e53fdec36e123dcfe
-
SHA1
54f6ef80fde0d9d642b445cd318e727e954e30f4
-
SHA256
e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c
-
SHA512
8ae4886bd8cc76da471332b3486da16e34389bda1caac2f6f2ae841a0cf097199382377925a7b75dc2660bc547b53a834285a5878c3e93f44962a056a434f778
-
SSDEEP
98304:m8x0sY+TtdJPOgwqHsBPg2sOmG5uQRzl1d7lSwpp/C:35BOOsXsOmG5JvzSwpp/C
Malware Config
Extracted
socks5systemz
bxwkafl.com
Signatures
-
Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2348-87-0x00000000009E0000-0x0000000000A82000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmpm4atomp3converter.exem4atomp3converter.exepid process 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp 2992 m4atomp3converter.exe 2348 m4atomp3converter.exe -
Loads dropped DLL 1 IoCs
Processes:
e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmppid process 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.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 152.89.198.214 Destination IP 91.211.247.248 -
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:
e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmppid process 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exee5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmpdescription pid process target process PID 5052 wrote to memory of 2308 5052 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp PID 5052 wrote to memory of 2308 5052 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp PID 5052 wrote to memory of 2308 5052 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp PID 2308 wrote to memory of 2992 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp m4atomp3converter.exe PID 2308 wrote to memory of 2992 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp m4atomp3converter.exe PID 2308 wrote to memory of 2992 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp m4atomp3converter.exe PID 2308 wrote to memory of 2348 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp m4atomp3converter.exe PID 2308 wrote to memory of 2348 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp m4atomp3converter.exe PID 2308 wrote to memory of 2348 2308 e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp m4atomp3converter.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe"C:\Users\Admin\AppData\Local\Temp\e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-EC3IA.tmp\e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp"C:\Users\Admin\AppData\Local\Temp\is-EC3IA.tmp\e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmp" /SL5="$70070,4788238,54272,C:\Users\Admin\AppData\Local\Temp\e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -i3⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exeFilesize
2.9MB
MD5e21e605145ae460d3a8780c8c2de9a92
SHA1567151f5f50057b2198ad583a883d75232b16ef3
SHA2567d0b328ad49e9469c7293cf35e2f1a66401587bf6b43d49be2943cb5dd56ada1
SHA512699045c9aeab98486ee4577bdd6fadb986a6b71c20f3b9fa35fb7f2df24f1e62f08ed806c01d5e4b08f991e96b5eb9738f24e400c92deed75ee88a66077b763f
-
C:\Users\Admin\AppData\Local\Temp\is-B0RPG.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
C:\Users\Admin\AppData\Local\Temp\is-EC3IA.tmp\e5e154f566cb78bae624e3c6369ad5b335d9de18567883537025f8b303b8881c.tmpFilesize
680KB
MD5984e6b8a7e6fa5cbf5a45904b1defc00
SHA137ce92d6cf1a117a191d14cc7fa1a6a97c05c967
SHA2563313fd9ad369bdee368d356036858a7fcc6182175a30a92a6b73e41e1b2a5eb7
SHA51255af997bfcc532ff01e593471197555432481587c263eb3777e511c656e030edd6c34edce0778b07e117dae4b9ed18976d2ec5c2fe127511a5f29928223ab7c8
-
memory/2308-70-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
-
memory/2308-16-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
-
memory/2348-95-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-113-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-107-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-104-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-101-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-68-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-98-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-116-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-71-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-74-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-75-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-78-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-81-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-84-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-87-0x00000000009E0000-0x0000000000A82000-memory.dmpFilesize
648KB
-
memory/2348-90-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2348-110-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2992-59-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2992-60-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2992-65-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/2992-63-0x0000000000400000-0x00000000006E9000-memory.dmpFilesize
2.9MB
-
memory/5052-69-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
-
memory/5052-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
-
memory/5052-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB