socks5systemz | 815c265c42f5b5739bd5452fc7f510475e2f5c6e4b0a7859729a9148e2e7a73f

General

Target

e4f160d5a875eaf0507cf823b7420504.exe
Size

4.9MB
MD5

e4f160d5a875eaf0507cf823b7420504
SHA1

1a9dc94c7807d726d8ebee79ec6dd6e255143909
SHA256

815c265c42f5b5739bd5452fc7f510475e2f5c6e4b0a7859729a9148e2e7a73f
SHA512

05c83d7e820e23ec5f3c482393280d6e58830f1a252895615b04f5092b2844141d0fbf144d924193af07fad2c531a4e0a7b1f55f31e90da22d8d5b3322400ba3
SSDEEP

98304:m9EwqN6LJfqQFcNCqaAipTw7ge3ZVb1fePK5TquDNy/HhG2P5Me:9wqN6LrFcCzXKZZ1fekTLD8JGI/

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

aielvxh.ru

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2648-93-0x00000000026B0000-0x0000000002752000-memory.dmp	family_socks5systemz

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

Processes:

e4f160d5a875eaf0507cf823b7420504.tmpmoonvoiceassist32_64.exemoonvoiceassist32_64.exe

pid process

2308 e4f160d5a875eaf0507cf823b7420504.tmp
2480 moonvoiceassist32_64.exe
2648 moonvoiceassist32_64.exe

pid	process
2308	e4f160d5a875eaf0507cf823b7420504.tmp
2480	moonvoiceassist32_64.exe
2648	moonvoiceassist32_64.exe

Loads dropped DLL 5 IoCs

Processes:

e4f160d5a875eaf0507cf823b7420504.exee4f160d5a875eaf0507cf823b7420504.tmp

pid	process
2400	e4f160d5a875eaf0507cf823b7420504.exe
2308	e4f160d5a875eaf0507cf823b7420504.tmp
2308	e4f160d5a875eaf0507cf823b7420504.tmp
2308	e4f160d5a875eaf0507cf823b7420504.tmp
2308	e4f160d5a875eaf0507cf823b7420504.tmp

Unexpected DNS network traffic destination 2 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
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:

e4f160d5a875eaf0507cf823b7420504.tmp

pid process

2308 e4f160d5a875eaf0507cf823b7420504.tmp

description	ioc
Destination IP	141.98.234.31
Destination IP	152.89.198.214

pid	process
2308	e4f160d5a875eaf0507cf823b7420504.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

e4f160d5a875eaf0507cf823b7420504.exee4f160d5a875eaf0507cf823b7420504.tmp

description	pid	process	target process
PID 2400 wrote to memory of 2308	2400	e4f160d5a875eaf0507cf823b7420504.exe	e4f160d5a875eaf0507cf823b7420504.tmp
PID 2400 wrote to memory of 2308	2400	e4f160d5a875eaf0507cf823b7420504.exe	e4f160d5a875eaf0507cf823b7420504.tmp
PID 2400 wrote to memory of 2308	2400	e4f160d5a875eaf0507cf823b7420504.exe	e4f160d5a875eaf0507cf823b7420504.tmp
PID 2400 wrote to memory of 2308	2400	e4f160d5a875eaf0507cf823b7420504.exe	e4f160d5a875eaf0507cf823b7420504.tmp
PID 2400 wrote to memory of 2308	2400	e4f160d5a875eaf0507cf823b7420504.exe	e4f160d5a875eaf0507cf823b7420504.tmp
PID 2400 wrote to memory of 2308	2400	e4f160d5a875eaf0507cf823b7420504.exe	e4f160d5a875eaf0507cf823b7420504.tmp
PID 2400 wrote to memory of 2308	2400	e4f160d5a875eaf0507cf823b7420504.exe	e4f160d5a875eaf0507cf823b7420504.tmp
PID 2308 wrote to memory of 2480	2308	e4f160d5a875eaf0507cf823b7420504.tmp	moonvoiceassist32_64.exe
PID 2308 wrote to memory of 2480	2308	e4f160d5a875eaf0507cf823b7420504.tmp	moonvoiceassist32_64.exe
PID 2308 wrote to memory of 2480	2308	e4f160d5a875eaf0507cf823b7420504.tmp	moonvoiceassist32_64.exe
PID 2308 wrote to memory of 2480	2308	e4f160d5a875eaf0507cf823b7420504.tmp	moonvoiceassist32_64.exe
PID 2308 wrote to memory of 2648	2308	e4f160d5a875eaf0507cf823b7420504.tmp	moonvoiceassist32_64.exe
PID 2308 wrote to memory of 2648	2308	e4f160d5a875eaf0507cf823b7420504.tmp	moonvoiceassist32_64.exe
PID 2308 wrote to memory of 2648	2308	e4f160d5a875eaf0507cf823b7420504.tmp	moonvoiceassist32_64.exe
PID 2308 wrote to memory of 2648	2308	e4f160d5a875eaf0507cf823b7420504.tmp	moonvoiceassist32_64.exe

C:\Users\Admin\AppData\Local\Temp\e4f160d5a875eaf0507cf823b7420504.exe
"C:\Users\Admin\AppData\Local\Temp\e4f160d5a875eaf0507cf823b7420504.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2400

C:\Users\Admin\AppData\Local\Temp\is-S9PFP.tmp\e4f160d5a875eaf0507cf823b7420504.tmp
"C:\Users\Admin\AppData\Local\Temp\is-S9PFP.tmp\e4f160d5a875eaf0507cf823b7420504.tmp" /SL5="$40150,4896245,54272,C:\Users\Admin\AppData\Local\Temp\e4f160d5a875eaf0507cf823b7420504.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2308

C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -i
3⤵
- Executes dropped EXE
PID:2480

C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -s
3⤵
- Executes dropped EXE
PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
Filesize
3.1MB

MD5
be706b01a421e7c325a978d7d945cf8c

SHA1
8dd3d0477688704c5d703cbbb956a8bb7e3e5f10

SHA256
7532d9a33a9aa219b7abc736c780527d4f0c36302e38251617f8e463bb6fd83b

SHA512
ff45661b5f7eceb48a756b9107840077b58625d4a2f84e3acb7a64dc8fd2ed97d49c4be4c25b5e6fe4c9d3d01aa4bb401230a821cf7bdcbb8e1fa662feb39889

Download Submit
\Users\Admin\AppData\Local\Temp\is-5S0Q7.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-5S0Q7.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-S9PFP.tmp\e4f160d5a875eaf0507cf823b7420504.tmp
Filesize
680KB

MD5
895d982b558dbe81e0d8d31e818f766e

SHA1
27d9e61b8edaf48db4c519be05f0f4ea33900a7a

SHA256
3c0328c6c8c37a3e81cb28c46eeb4c98f033eaf28326903ac6e7204d23928cfb

SHA512
4ab3f51fe1f4b7ce5bd6e21518de1ebae7b631bb4a968a424efff6db1a53755853478db108547492a2784c55f1d934f776388232f556880f682e401c45b7db97

Download Submit
memory/2308-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2308-64-0x0000000004190000-0x00000000044A1000-memory.dmp

Filesize
3.1MB

Download
memory/2308-80-0x0000000004190000-0x00000000044A1000-memory.dmp

Filesize
3.1MB

Download
memory/2308-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2400-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2400-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2400-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2480-65-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2480-66-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2480-70-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-76-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-93-0x00000000026B0000-0x0000000002752000-memory.dmp

Filesize
648KB

Download
memory/2648-72-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-83-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-86-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-89-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-92-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-79-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-99-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-102-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-105-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-108-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-111-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-114-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-117-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download
memory/2648-120-0x0000000000400000-0x0000000000711000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads