Malware Analysis Report

2025-08-11 05:09

Sample ID 240323-ql4k9sba2w
Target 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4
SHA256 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4
Tags
socks5systemz botnet discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4

Threat Level: Known bad

The file 8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4 was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Detect Socks5Systemz Payload

Socks5Systemz

Executes dropped EXE

Loads dropped DLL

Unexpected DNS network traffic destination

Checks installed software on the system

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-23 13:21

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-23 13:21

Reported

2024-03-23 13:24

Platform

win10v2004-20240226-en

Max time kernel

141s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"

Signatures

Detect Socks5Systemz Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Socks5Systemz

botnet socks5systemz

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 152.89.198.214 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2804 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
PID 2804 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
PID 2804 wrote to memory of 396 N/A C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
PID 396 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 396 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 396 wrote to memory of 2148 N/A C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 396 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 396 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 396 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe

"C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"

C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp

"C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp" /SL5="$E0054,1960984,54272,C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
RU 152.89.198.214:53 bmimqno.com udp
MD 45.142.214.240:80 bmimqno.com tcp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
US 8.8.8.8:53 240.214.142.45.in-addr.arpa udp

Files

memory/2804-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2804-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-SHOSU.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp

MD5 92f7775908bb12183914bb0753782913
SHA1 8d1091da36832942d48f2fe9a1a216fdd556b9c4
SHA256 a43c4e3916a92d299c22e2010383b2a8f85e14882a610de57bb2fef91f7984ed
SHA512 7e39cafdc00a46f2353f6eeaa8fee0d7c94f489d1fd4581e125408bae63a2e6cd135f65807c3574c833f970b64106badb7dd0a2a6ee9859b3b60b3d1b6e19c39

memory/396-7-0x00000000005C0000-0x00000000005C1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-NAGRM.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

MD5 21fd5e2dba33cafdfc9574a3eb37aac5
SHA1 ac88f469467f09dc782024e5a6c78bdda925563a
SHA256 f338953864a2015f9d3a1a9543dd321c9fbc81123f8c3f303a741bef11ff60e7
SHA512 430f4ad309d8e42c5e7e31d5eb555db1dfcf4dc00d4398104ffce23c39a91340f360071bf138fe79e0385bc0cd2e29de89166f3d67fa8deb9bf11f08f65a998a

memory/2148-38-0x0000000000400000-0x0000000000642000-memory.dmp

memory/2148-39-0x0000000000400000-0x0000000000642000-memory.dmp

memory/2148-43-0x0000000000400000-0x0000000000642000-memory.dmp

memory/2148-42-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-46-0x0000000000400000-0x0000000000642000-memory.dmp

memory/2804-47-0x0000000000400000-0x0000000000414000-memory.dmp

memory/396-48-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/3372-49-0x0000000000400000-0x0000000000642000-memory.dmp

memory/396-50-0x00000000005C0000-0x00000000005C1000-memory.dmp

memory/3372-53-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-54-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-57-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-60-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-63-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-65-0x0000000000900000-0x00000000009A2000-memory.dmp

memory/3372-68-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-69-0x0000000000900000-0x00000000009A2000-memory.dmp

memory/3372-74-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-77-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-78-0x0000000000900000-0x00000000009A2000-memory.dmp

memory/3372-81-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-84-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-87-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-90-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-93-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3372-96-0x0000000000400000-0x0000000000642000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-23 13:21

Reported

2024-03-23 13:24

Platform

win11-20240221-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"

Signatures

Detect Socks5Systemz Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Socks5Systemz

botnet socks5systemz

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 45.155.250.90 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3404 wrote to memory of 824 N/A C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
PID 3404 wrote to memory of 824 N/A C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
PID 3404 wrote to memory of 824 N/A C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp
PID 824 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 824 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 824 wrote to memory of 2864 N/A C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 824 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 824 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 824 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe

"C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"

C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp

"C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp" /SL5="$800D8,1960984,54272,C:\Users\Admin\AppData\Local\Temp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe"

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
SE 45.155.250.90:53 bxtsbvh.com udp
MD 45.142.214.240:80 bxtsbvh.com tcp
BG 93.123.39.238:2023 tcp
US 8.8.8.8:53 238.39.123.93.in-addr.arpa udp

Files

memory/3404-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3404-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-B4HHJ.tmp\8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.tmp

MD5 92f7775908bb12183914bb0753782913
SHA1 8d1091da36832942d48f2fe9a1a216fdd556b9c4
SHA256 a43c4e3916a92d299c22e2010383b2a8f85e14882a610de57bb2fef91f7984ed
SHA512 7e39cafdc00a46f2353f6eeaa8fee0d7c94f489d1fd4581e125408bae63a2e6cd135f65807c3574c833f970b64106badb7dd0a2a6ee9859b3b60b3d1b6e19c39

memory/824-7-0x0000000002200000-0x0000000002201000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-KG63V.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

MD5 21fd5e2dba33cafdfc9574a3eb37aac5
SHA1 ac88f469467f09dc782024e5a6c78bdda925563a
SHA256 f338953864a2015f9d3a1a9543dd321c9fbc81123f8c3f303a741bef11ff60e7
SHA512 430f4ad309d8e42c5e7e31d5eb555db1dfcf4dc00d4398104ffce23c39a91340f360071bf138fe79e0385bc0cd2e29de89166f3d67fa8deb9bf11f08f65a998a

memory/2864-38-0x0000000000400000-0x0000000000642000-memory.dmp

memory/2864-39-0x0000000000400000-0x0000000000642000-memory.dmp

memory/2864-42-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-45-0x0000000000400000-0x0000000000642000-memory.dmp

memory/3404-46-0x0000000000400000-0x0000000000414000-memory.dmp

memory/824-47-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/1628-48-0x0000000000400000-0x0000000000642000-memory.dmp

memory/824-49-0x0000000002200000-0x0000000002201000-memory.dmp

memory/1628-52-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-53-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-56-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-59-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-62-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-65-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-66-0x00000000009D0000-0x0000000000A72000-memory.dmp

memory/1628-72-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-75-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-76-0x00000000009D0000-0x0000000000A72000-memory.dmp

memory/1628-79-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-82-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-85-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-88-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-89-0x00000000009D0000-0x0000000000A72000-memory.dmp

memory/1628-90-0x00000000009D0000-0x0000000000A72000-memory.dmp

memory/1628-94-0x0000000000400000-0x0000000000642000-memory.dmp

memory/1628-97-0x0000000000400000-0x0000000000642000-memory.dmp