socks5systemz | e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223

Analysis

max time kernel
150s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
02-07-2024 01:36

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General

Target

e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.exe
Size

5.2MB
MD5

e8729fe39ef3268bc3b120256565f4ed
SHA1

bf8140be480bf848c05512e292a6a4fd2e35093e
SHA256

e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223
SHA512

580dfa85ed343810dfee9debc1b2a295d4f87e02885678521da9f6f42a1281adddaddead365a659abe7c6e194f7517ba434d837493481a2b96a469c452184a0f
SSDEEP

98304:CnsOsxsX4Dj6JF+PEnHT7e3mOBAcQT7E1SWsjdvSyuAhXRX0hoQxy:WsPsMj6JF+Pu3I+L7g2vSvAhXB0hoQE

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/480-83-0x0000000002A00000-0x0000000002AA2000-memory.dmp	family_socks5systemz
behavioral2/memory/480-109-0x0000000002A00000-0x0000000002AA2000-memory.dmp	family_socks5systemz
behavioral2/memory/480-110-0x0000000002A00000-0x0000000002AA2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmpmp3doctorfree32_64.exemp3doctorfree32_64.exe

pid process

4376 e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp
1832 mp3doctorfree32_64.exe
480 mp3doctorfree32_64.exe
Loads dropped DLL 1 IoCs

Processes:

e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp

pid process

4376 e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.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.
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:

e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp

pid process

4376 e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp

pid	process
4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp
1832	mp3doctorfree32_64.exe
480	mp3doctorfree32_64.exe

pid	process
4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.exee70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp

description	pid	process	target process
PID 2052 wrote to memory of 4376	2052	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.exe	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp
PID 2052 wrote to memory of 4376	2052	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.exe	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp
PID 2052 wrote to memory of 4376	2052	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.exe	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp
PID 4376 wrote to memory of 1832	4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp	mp3doctorfree32_64.exe
PID 4376 wrote to memory of 1832	4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp	mp3doctorfree32_64.exe
PID 4376 wrote to memory of 1832	4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp	mp3doctorfree32_64.exe
PID 4376 wrote to memory of 480	4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp	mp3doctorfree32_64.exe
PID 4376 wrote to memory of 480	4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp	mp3doctorfree32_64.exe
PID 4376 wrote to memory of 480	4376	e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp	mp3doctorfree32_64.exe

C:\Users\Admin\AppData\Local\Temp\e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.exe
"C:\Users\Admin\AppData\Local\Temp\e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2052

C:\Users\Admin\AppData\Local\Temp\is-CBREE.tmp\e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp
"C:\Users\Admin\AppData\Local\Temp\is-CBREE.tmp\e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp" /SL5="$50052,5196447,54272,C:\Users\Admin\AppData\Local\Temp\e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4376

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:1832

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:480

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
3.9MB

MD5
7f6297c21698c58461301eb9e915c287

SHA1
febaf57406162640db2885e3243f6c52abd3b927

SHA256
b0402db91cb9ac98d8e1ddeffa3bb4d89d93c0c9c11f9236b056f49042b83a2c

SHA512
accef3e520e97c4f32c9fe0e5436332ef4ab6a2465c8641853c99cbdbb3ad83fef7338071d63d645a310d2eaaae1e0b69a75492b924f0fb8c0d055269ca7c5bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-CBREE.tmp\e70ee449b1c751eb1d6f6689600372b26a4ec59b6eb865e781f840941d904223.tmp
Filesize
680KB

MD5
6f995e2d6c8d0d1d03cb3afcd1deafaf

SHA1
0319dbd8c7b44067b82fed5272059757a526b3aa

SHA256
cc4530fee96cf6e821fa1dbed0c46ac5310c57d6336999e3f93d29f78376f9eb

SHA512
207b4d327be81e71152ce35cb272362e9862e6002a6c01e9e9df37578c3764ac1c8d19b19e8e3b751162724490f06fea10611d7becabaff3863af993a90db16d

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-P2NPK.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/480-99-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-102-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-117-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-114-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-110-0x0000000002A00000-0x0000000002AA2000-memory.dmp

Filesize
648KB

Download
memory/480-109-0x0000000002A00000-0x0000000002AA2000-memory.dmp

Filesize
648KB

Download
memory/480-67-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-108-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-105-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-70-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-73-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-76-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-79-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-82-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-83-0x0000000002A00000-0x0000000002AA2000-memory.dmp

Filesize
648KB

Download
memory/480-87-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-93-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/480-96-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/1832-64-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/1832-59-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/1832-60-0x0000000000400000-0x00000000007E2000-memory.dmp

Filesize
3.9MB

Download
memory/2052-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2052-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2052-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4376-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4376-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download