Malware Analysis Report

2025-08-10 11:55

Sample ID 240323-rprasage82
Target 92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269
SHA256 92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269
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

92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269

Threat Level: Known bad

The file 92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269 was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Detect Socks5Systemz Payload

Socks5Systemz

Loads dropped DLL

Unexpected DNS network traffic destination

Executes dropped EXE

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 14:22

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-23 14:22

Reported

2024-03-23 14:25

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.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 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 2492 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp
PID 2492 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp
PID 2492 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp
PID 1492 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1492 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1492 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1492 wrote to memory of 1760 N/A C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1492 wrote to memory of 1760 N/A C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1492 wrote to memory of 1760 N/A C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe

"C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe"

C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp

"C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp" /SL5="$B0202,1943765,54272,C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.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 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 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 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 179.178.17.96.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
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
SE 45.155.250.90:53 erwhnpe.ua udp
MD 45.142.214.240:80 erwhnpe.ua tcp
US 8.8.8.8:53 90.250.155.45.in-addr.arpa udp
US 8.8.8.8:53 240.214.142.45.in-addr.arpa udp

Files

memory/2492-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2492-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-G9GKH.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp

MD5 d394fc26de69f06950dc1c71959b0261
SHA1 7c9448fc3582f19763eaa8e3c5383b7873aee017
SHA256 405e474735b776fc09dc71d3a5b44c50b9e2c745cdf7e79eb89dc791866ffe2a
SHA512 63ef7265aac27715f5b799b588955dd5df3f49ecd0042fba69d0effe7dfe24d6777079677a809e817e4e8243a2185ca9c3a8022c9247bb2a070c213f06d7bc10

memory/1492-7-0x00000000007A0000-0x00000000007A1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-R8KVA.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 4fb7c9f8330a5f6e5c1fd0b95f4bcebe
SHA1 e634bf322484061ef0bc5e32714c3f239b1142d5
SHA256 9e88759b12e04e21199bb9c536f5a0f56ca9e291fad87270573e94de1d79eb9d
SHA512 9eecf2791448a3020292fe7a90fb0966a21433f03ff9b4bf57ff5ed8f71b6cfdae985978a7547e3fd336ae9fa51f788841f9308bb264fcd0256121fb4b9ee46e

memory/4388-38-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4388-39-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4388-41-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4388-43-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-46-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-47-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1492-49-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/2492-48-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1760-50-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1492-51-0x00000000007A0000-0x00000000007A1000-memory.dmp

memory/1760-54-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-55-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-58-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-61-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-64-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-67-0x0000000000990000-0x0000000000A32000-memory.dmp

memory/1760-68-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-70-0x0000000000990000-0x0000000000A32000-memory.dmp

memory/1760-75-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-78-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-79-0x0000000000990000-0x0000000000A32000-memory.dmp

memory/1760-82-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-85-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-88-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-91-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-95-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1760-98-0x0000000000400000-0x0000000000639000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-23 14:22

Reported

2024-03-23 14:25

Platform

win11-20240221-en

Max time kernel

141s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.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 3688 wrote to memory of 1392 N/A C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp
PID 3688 wrote to memory of 1392 N/A C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp
PID 3688 wrote to memory of 1392 N/A C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp
PID 1392 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1392 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1392 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1392 wrote to memory of 4224 N/A C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1392 wrote to memory of 4224 N/A C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 1392 wrote to memory of 4224 N/A C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe

"C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.exe"

C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp

"C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp" /SL5="$800D6,1943765,54272,C:\Users\Admin\AppData\Local\Temp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.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
RU 152.89.198.214:53 aissnez.ru udp
MD 45.142.214.240:80 aissnez.ru tcp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp

Files

memory/3688-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3688-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-DO73R.tmp\92d1895c792c289e89a3ef19f00a1061e6928fed385b71358f0c407066939269.tmp

MD5 d394fc26de69f06950dc1c71959b0261
SHA1 7c9448fc3582f19763eaa8e3c5383b7873aee017
SHA256 405e474735b776fc09dc71d3a5b44c50b9e2c745cdf7e79eb89dc791866ffe2a
SHA512 63ef7265aac27715f5b799b588955dd5df3f49ecd0042fba69d0effe7dfe24d6777079677a809e817e4e8243a2185ca9c3a8022c9247bb2a070c213f06d7bc10

C:\Users\Admin\AppData\Local\Temp\is-B8RB8.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

memory/1392-7-0x0000000002340000-0x0000000002341000-memory.dmp

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

MD5 4fb7c9f8330a5f6e5c1fd0b95f4bcebe
SHA1 e634bf322484061ef0bc5e32714c3f239b1142d5
SHA256 9e88759b12e04e21199bb9c536f5a0f56ca9e291fad87270573e94de1d79eb9d
SHA512 9eecf2791448a3020292fe7a90fb0966a21433f03ff9b4bf57ff5ed8f71b6cfdae985978a7547e3fd336ae9fa51f788841f9308bb264fcd0256121fb4b9ee46e

memory/2508-38-0x0000000000400000-0x0000000000639000-memory.dmp

memory/2508-39-0x0000000000400000-0x0000000000639000-memory.dmp

memory/2508-42-0x0000000000400000-0x0000000000639000-memory.dmp

memory/2508-43-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-46-0x0000000000400000-0x0000000000639000-memory.dmp

memory/3688-47-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1392-48-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/4224-49-0x0000000000400000-0x0000000000639000-memory.dmp

memory/1392-50-0x0000000002340000-0x0000000002341000-memory.dmp

memory/2508-51-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-54-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-55-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-58-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-61-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-64-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-65-0x00000000009A0000-0x0000000000A42000-memory.dmp

memory/4224-69-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-70-0x00000000009A0000-0x0000000000A42000-memory.dmp

memory/4224-75-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-78-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-79-0x00000000009A0000-0x0000000000A42000-memory.dmp

memory/4224-82-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-85-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-88-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-91-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-95-0x0000000000400000-0x0000000000639000-memory.dmp

memory/4224-98-0x0000000000400000-0x0000000000639000-memory.dmp