socks5systemz | fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630f

General

Target

fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe
Size

4.2MB
MD5

14d0694a693ba65335b2404f3cc54310
SHA1

3be0c605103dce36867643b09861cf17accc3451
SHA256

fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630f
SHA512

ccba663090d55785c1391db66b43b33bc7e4b36670f440cd69a296e31fbb6bc75f6078f48b5599d3c5ecb663cc443ae720c1bdffc8e2a80a18a601db280cf0f6
SSDEEP

98304:mQNUPs6cv999CIgObKeB8iyKn5Nhq5OjbmAYHz2R7z7q:vP6u99JgOpVy25NUOihT2RP+

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2504-106-0x0000000002920000-0x00000000029C2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz

Executes dropped EXE 2 IoCs

pid	Process
2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp
2504	softartsvc32.exe

Loads dropped DLL 5 IoCs

pid	Process
2808	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe
2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp
2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp
2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp
2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
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

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	softartsvc32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2108	2808	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe	30
PID 2808 wrote to memory of 2108	2808	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe	30
PID 2808 wrote to memory of 2108	2808	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe	30
PID 2808 wrote to memory of 2108	2808	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe	30
PID 2808 wrote to memory of 2108	2808	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe	30
PID 2808 wrote to memory of 2108	2808	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe	30
PID 2808 wrote to memory of 2108	2808	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe	30
PID 2108 wrote to memory of 2504	2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp	31
PID 2108 wrote to memory of 2504	2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp	31
PID 2108 wrote to memory of 2504	2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp	31
PID 2108 wrote to memory of 2504	2108	fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp	31

C:\Users\Admin\AppData\Local\Temp\fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe
"C:\Users\Admin\AppData\Local\Temp\fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Users\Admin\AppData\Local\Temp\is-2MGM1.tmp\fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-2MGM1.tmp\fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp" /SL5="$50154,4154501,54272,C:\Users\Admin\AppData\Local\Temp\fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - C:\Users\Admin\AppData\Local\SoftArts Video Converter\softartsvc32.exe
    "C:\Users\Admin\AppData\Local\SoftArts Video Converter\softartsvc32.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2504

Network

DNS

cextviu.net

softartsvc32.exe

Remote address:

152.89.198.214:53

Request

cextviu.net

IN A

Response

cextviu.net

IN A

185.208.158.202
GET

http://cextviu.net/search/?q=67e28dd83954fb2a415dad497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a371ea771795af8e05c444db22f31df92d8b38e316a667d307eca743ec4c2b07b5296692386788fa19c2ec91

softartsvc32.exe

Remote address:

185.208.158.202:80

Request

GET /search/?q=67e28dd83954fb2a415dad497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a371ea771795af8e05c444db22f31df92d8b38e316a667d307eca743ec4c2b07b5296692386788fa19c2ec91 HTTP/1.1
Host: cextviu.net
User-Agent: Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)

Response

HTTP/1.1 200 OK

Server: nginx/1.20.1
Date: Sun, 03 Nov 2024 18:24:57 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
X-Powered-By: PHP/7.4.33

185.208.158.202:80

http://cextviu.net/search/?q=67e28dd83954fb2a415dad497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a371ea771795af8e05c444db22f31df92d8b38e316a667d307eca743ec4c2b07b5296692386788fa19c2ec91

http

softartsvc32.exe

550 B
612 B
5
4

HTTP Request

GET http://cextviu.net/search/?q=67e28dd83954fb2a415dad497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a371ea771795af8e05c444db22f31df92d8b38e316a667d307eca743ec4c2b07b5296692386788fa19c2ec91

HTTP Response

200

152.89.198.214:53

cextviu.net

dns

softartsvc32.exe

57 B
84 B
1
1

DNS Request

cextviu.net

DNS Response

185.208.158.202

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\SoftArts Video Converter\softartsvc32.exe

Filesize
3.0MB

MD5
851311c78baf76bd30ea157c774cf9a3

SHA1
6e70ab9b7c0300d09acba5b05904b56bb9478d0f

SHA256
de70f9f1da0fe55a91c564fdb95bbf052afe263a82686fe0e267c9f967d937a8

SHA512
a15a4fd2b2300e116e5276d831edc8a2640d373bff7433ce6d71bedac5a66ddf3e22211f0b94c8ee6cd8f1abe05c071a239d45177d61d9c33256ff4d1d2a1fac

Download Submit
\Users\Admin\AppData\Local\Temp\is-2MGM1.tmp\fac7197c6c5e3e19cc9ca49813dc1be918fe442fa2ab529f231b7a8816c5630fN.tmp

Filesize
677KB

MD5
fd9a043395f5e065baeb5a5343812fdd

SHA1
17830b401d73b434d0228f30176f2e8ea56ee5ec

SHA256
b47b1bf8b35055ee54b2a21e24725d8590a9a3eca32e6a1e3aaca99ca54a2fb9

SHA512
3a52f79e3defbaa764289cfb1cd4421e3edd8c205d99f8330401ca4c27ae13bedfa27f74046d9c3527d4403218ae0f7236c9ffe566762f5a9983829fc855bdb1

Download Submit
\Users\Admin\AppData\Local\Temp\is-BCS08.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-BCS08.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2108-82-0x0000000005AA0000-0x0000000005DB7000-memory.dmp

Filesize
3.1MB

Download
memory/2108-115-0x0000000005AA0000-0x0000000005DB7000-memory.dmp

Filesize
3.1MB

Download
memory/2108-9-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2108-87-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2504-96-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-105-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-83-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-135-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-90-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-93-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-132-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-99-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-102-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-84-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-106-0x0000000002920000-0x00000000029C2000-memory.dmp

Filesize
648KB

Download
memory/2504-112-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-128-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-116-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-119-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-122-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2504-125-0x0000000000400000-0x0000000000717000-memory.dmp

Filesize
3.1MB

Download
memory/2808-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2808-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2808-88-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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Downloads

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