socks5systemz | 6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757

Analysis

max time kernel
148s
max time network
157s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
01-07-2024 18:14

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General

Target

6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.exe
Size

5.1MB
MD5

f97bac153de1918e804869d153cc22c2
SHA1

0a08f4f988a8b21bb3ee79ac7b096f632330736d
SHA256

6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757
SHA512

37fafc843fc2688ad12d945933cdf904568d4c7ded3fdc7ec17123a89a17fcef937a36accb81e1893088b6e171d8bab53701f66564166d1b5f103f8d9141dfad
SSDEEP

98304:CpcKyFTFOdoOOJNaGLZI1jFQAYGzCNtZiPcEJbcahEB4pWaDmYKxTDWljskXQxy:i1yFuoOOJNaGQjGAYGzYt40J8EupVDmo

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/2684-86-0x0000000000AE0000-0x0000000000B82000-memory.dmp family_socks5systemz
Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmpmp3doctorfree32_64.exemp3doctorfree32_64.exe

pid process

1632 6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp
1908 mp3doctorfree32_64.exe
2684 mp3doctorfree32_64.exe
Loads dropped DLL 1 IoCs

Processes:

6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp

pid process

1632 6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.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 152.89.198.214
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp

pid process

1632 6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp

resource	yara_rule
behavioral2/memory/2684-86-0x0000000000AE0000-0x0000000000B82000-memory.dmp	family_socks5systemz

pid	process
1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp
1908	mp3doctorfree32_64.exe
2684	mp3doctorfree32_64.exe

pid	process
1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp

description	ioc
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	152.89.198.214

pid	process
1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.exe6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp

description	pid	process	target process
PID 4824 wrote to memory of 1632	4824	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.exe	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp
PID 4824 wrote to memory of 1632	4824	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.exe	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp
PID 4824 wrote to memory of 1632	4824	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.exe	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp
PID 1632 wrote to memory of 1908	1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp	mp3doctorfree32_64.exe
PID 1632 wrote to memory of 1908	1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp	mp3doctorfree32_64.exe
PID 1632 wrote to memory of 1908	1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp	mp3doctorfree32_64.exe
PID 1632 wrote to memory of 2684	1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp	mp3doctorfree32_64.exe
PID 1632 wrote to memory of 2684	1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp	mp3doctorfree32_64.exe
PID 1632 wrote to memory of 2684	1632	6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp	mp3doctorfree32_64.exe

C:\Users\Admin\AppData\Local\Temp\6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.exe
"C:\Users\Admin\AppData\Local\Temp\6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4824

C:\Users\Admin\AppData\Local\Temp\is-I6DDF.tmp\6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp
"C:\Users\Admin\AppData\Local\Temp\is-I6DDF.tmp\6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp" /SL5="$701FE,5127538,54272,C:\Users\Admin\AppData\Local\Temp\6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1632

C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe
"C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe" -i
3⤵
- Executes dropped EXE
PID:1908

C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe
"C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe" -s
3⤵
- Executes dropped EXE
PID:2684

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe
Filesize
3.8MB

MD5
cfe1dcf9fae7b4516fb996d55ca90c6e

SHA1
da196d4b277168e78fc7e645e996400b48c9515c

SHA256
f8c6189abf3ccc58732388dc98bc6a8d85784b7a7ce7e9703ee4e1080f70c788

SHA512
fa73c0f5e9860ec80f639e2386d86c11bed9350b13ca489290eaa55130872050c01e8ff4677870ea9e4421e7135057530caa56e82b644e6644720b1da5025d1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-0GPH2.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-I6DDF.tmp\6ff6bc5d1d3b31e6acc5b649a1cb483e07a85d7b7abfdbf84aed7f32ab925757.tmp
Filesize
680KB

MD5
6f995e2d6c8d0d1d03cb3afcd1deafaf

SHA1
0319dbd8c7b44067b82fed5272059757a526b3aa

SHA256
cc4530fee96cf6e821fa1dbed0c46ac5310c57d6336999e3f93d29f78376f9eb

SHA512
207b4d327be81e71152ce35cb272362e9862e6002a6c01e9e9df37578c3764ac1c8d19b19e8e3b751162724490f06fea10611d7becabaff3863af993a90db16d

Download Submit
memory/1632-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1632-71-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1908-59-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/1908-63-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/1908-65-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/1908-60-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-72-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-86-0x0000000000AE0000-0x0000000000B82000-memory.dmp

Filesize
648KB

Download
memory/2684-69-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-116-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-113-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-110-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-73-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-76-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-79-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-82-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-85-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-68-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-89-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-95-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-98-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-101-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-104-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/2684-107-0x0000000000400000-0x00000000007C6000-memory.dmp

Filesize
3.8MB

Download
memory/4824-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4824-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4824-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download