Malware Analysis Report

2025-08-10 11:56

Sample ID 240323-rv2zgabb9t
Target 2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518
SHA256 2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518
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

2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518

Threat Level: Known bad

The file 2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518 was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Detect Socks5Systemz Payload

Socks5Systemz

Unexpected DNS network traffic destination

Executes dropped EXE

Loads dropped DLL

Checks installed software on the system

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-23 14:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-23 14:31

Reported

2024-03-23 14:34

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.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
N/A N/A N/A N/A

Socks5Systemz

botnet socks5systemz

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 91.211.247.248 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 4312 N/A C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp
PID 3404 wrote to memory of 4312 N/A C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp
PID 3404 wrote to memory of 4312 N/A C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp
PID 4312 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4312 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4312 wrote to memory of 1132 N/A C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4312 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4312 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4312 wrote to memory of 1916 N/A C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe

"C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe"

C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp

"C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp" /SL5="$110058,1788021,54272,C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.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 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 181.178.17.96.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 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 195.177.78.104.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 204.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 19.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 193.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 186.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 192.230.140.95.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.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 204.79.197.200:443 tse1.mm.bing.net tcp
LT 91.211.247.248:53 beboqnd.com udp
TR 195.16.74.230:80 beboqnd.com tcp
FR 195.154.174.12:2023 tcp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp
US 8.8.8.8:53 230.74.16.195.in-addr.arpa udp
US 8.8.8.8:53 12.174.154.195.in-addr.arpa udp
US 8.8.8.8:53 213.143.182.52.in-addr.arpa udp
GB 96.17.178.193:80 tcp

Files

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

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

C:\Users\Admin\AppData\Local\Temp\is-J6J9K.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp

MD5 d394fc26de69f06950dc1c71959b0261
SHA1 7c9448fc3582f19763eaa8e3c5383b7873aee017
SHA256 405e474735b776fc09dc71d3a5b44c50b9e2c745cdf7e79eb89dc791866ffe2a
SHA512 63ef7265aac27715f5b799b588955dd5df3f49ecd0042fba69d0effe7dfe24d6777079677a809e817e4e8243a2185ca9c3a8022c9247bb2a070c213f06d7bc10

C:\Users\Admin\AppData\Local\Temp\is-DBVO7.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

memory/4312-7-0x00000000007A0000-0x00000000007A1000-memory.dmp

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

MD5 85116302d8af3431e866b1a5d0cf5d5e
SHA1 09e15b963c590fb5054f1e1c84ecdc0ce2526a6d
SHA256 f20413a98b4094027921ed785672cebc78251a9977c572d0dd77804460734fe1
SHA512 957cb4a3b2017542ea4dc6e3903255f3de14a282c8a34ea244602fa91584a7965e594258ac86b0e1f323dcdd1b3f3fb33d65fdbe43d4747f1282d59e1cc6cfbc

memory/1132-39-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1132-38-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1132-42-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1132-43-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-46-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3404-47-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4312-48-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/1916-49-0x0000000000400000-0x0000000000611000-memory.dmp

memory/4312-50-0x00000000007A0000-0x00000000007A1000-memory.dmp

memory/1916-53-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-54-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-57-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-60-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-63-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-66-0x0000000000940000-0x00000000009E2000-memory.dmp

memory/1916-67-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-69-0x0000000000940000-0x00000000009E2000-memory.dmp

memory/1916-74-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-77-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-78-0x0000000000940000-0x00000000009E2000-memory.dmp

memory/1916-81-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-84-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-87-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-90-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-91-0x0000000000940000-0x00000000009E2000-memory.dmp

memory/1916-92-0x0000000000940000-0x00000000009E2000-memory.dmp

memory/1916-96-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1916-99-0x0000000000400000-0x0000000000611000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-23 14:31

Reported

2024-03-23 14:34

Platform

win11-20240221-en

Max time kernel

141s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.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
N/A N/A N/A N/A

Socks5Systemz

botnet socks5systemz

Unexpected DNS network traffic destination

Description Indicator Process Target
Destination IP 91.211.247.248 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2764 wrote to memory of 4228 N/A C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp
PID 2764 wrote to memory of 4228 N/A C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp
PID 2764 wrote to memory of 4228 N/A C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp
PID 4228 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4228 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4228 wrote to memory of 3000 N/A C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4228 wrote to memory of 3932 N/A C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4228 wrote to memory of 3932 N/A C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 4228 wrote to memory of 3932 N/A C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe

"C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.exe"

C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp

"C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp" /SL5="$6016C,1788021,54272,C:\Users\Admin\AppData\Local\Temp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.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 19.229.111.52.in-addr.arpa udp
LT 91.211.247.248:53 ernrcxy.ua udp
TR 195.16.74.230:80 ernrcxy.ua tcp
NL 193.222.96.219:2023 tcp
US 8.8.8.8:53 219.96.222.193.in-addr.arpa udp

Files

memory/2764-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2764-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-PDVJ5.tmp\2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518.tmp

MD5 d394fc26de69f06950dc1c71959b0261
SHA1 7c9448fc3582f19763eaa8e3c5383b7873aee017
SHA256 405e474735b776fc09dc71d3a5b44c50b9e2c745cdf7e79eb89dc791866ffe2a
SHA512 63ef7265aac27715f5b799b588955dd5df3f49ecd0042fba69d0effe7dfe24d6777079677a809e817e4e8243a2185ca9c3a8022c9247bb2a070c213f06d7bc10

memory/4228-7-0x00000000006D0000-0x00000000006D1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-6SFMH.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 36e7b7b9398074cb100a74d1fbf35185
SHA1 afc9cb2b5520b6562a97a275f6ba203088318dee
SHA256 fc708b696c6ab339015ca754a708516f1310bbb2e7c0e5451c1cdcae35a9bc3e
SHA512 9fe22e91d98e0195fbdf2a6bd175f34a07f7769c37df02c7a781138ccb55ff6bb56dd4935e37eab4b249d40a37fc16e25dea92389c34371665fdc3eb1c04eab4

memory/3000-39-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3000-38-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3000-42-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3000-43-0x0000000000400000-0x0000000000611000-memory.dmp

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

MD5 85116302d8af3431e866b1a5d0cf5d5e
SHA1 09e15b963c590fb5054f1e1c84ecdc0ce2526a6d
SHA256 f20413a98b4094027921ed785672cebc78251a9977c572d0dd77804460734fe1
SHA512 957cb4a3b2017542ea4dc6e3903255f3de14a282c8a34ea244602fa91584a7965e594258ac86b0e1f323dcdd1b3f3fb33d65fdbe43d4747f1282d59e1cc6cfbc

memory/3932-46-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-47-0x0000000000400000-0x0000000000611000-memory.dmp

memory/2764-48-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4228-49-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/3932-50-0x0000000000400000-0x0000000000611000-memory.dmp

memory/4228-51-0x00000000006D0000-0x00000000006D1000-memory.dmp

memory/3932-52-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-55-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-58-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-61-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-64-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-66-0x0000000000820000-0x00000000008C2000-memory.dmp

memory/3932-69-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-70-0x0000000000820000-0x00000000008C2000-memory.dmp

memory/3932-75-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-78-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-79-0x0000000000820000-0x00000000008C2000-memory.dmp

memory/3932-82-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-85-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-88-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-91-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-92-0x0000000000820000-0x00000000008C2000-memory.dmp

memory/3932-93-0x0000000000820000-0x00000000008C2000-memory.dmp

memory/3932-97-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3932-100-0x0000000000400000-0x0000000000611000-memory.dmp