Malware Analysis Report

2025-08-11 05:09

Sample ID 240323-nvlqpsff76
Target 6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171
SHA256 6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171
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

6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171

Threat Level: Known bad

The file 6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171 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

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-23 11:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-23 11:43

Reported

2024-03-23 11:45

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.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 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 2400 wrote to memory of 656 N/A C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp
PID 2400 wrote to memory of 656 N/A C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp
PID 2400 wrote to memory of 656 N/A C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp
PID 656 wrote to memory of 3588 N/A C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 656 wrote to memory of 3588 N/A C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 656 wrote to memory of 3588 N/A C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 656 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 656 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 656 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe

"C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe"

C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp

"C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp" /SL5="$E0064,1696724,54272,C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.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 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.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 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.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 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.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
SE 45.155.250.90:53 diosoay.info udp
MD 45.142.214.240:80 diosoay.info tcp
US 8.8.8.8:53 90.250.155.45.in-addr.arpa udp
BG 88.80.148.19:2023 tcp
US 8.8.8.8:53 19.148.80.88.in-addr.arpa udp
US 8.8.8.8:53 240.214.142.45.in-addr.arpa udp
US 8.8.8.8:53 26.178.89.13.in-addr.arpa udp

Files

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

memory/2400-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-D95FJ.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp

MD5 92f7775908bb12183914bb0753782913
SHA1 8d1091da36832942d48f2fe9a1a216fdd556b9c4
SHA256 a43c4e3916a92d299c22e2010383b2a8f85e14882a610de57bb2fef91f7984ed
SHA512 7e39cafdc00a46f2353f6eeaa8fee0d7c94f489d1fd4581e125408bae63a2e6cd135f65807c3574c833f970b64106badb7dd0a2a6ee9859b3b60b3d1b6e19c39

memory/656-7-0x0000000002240000-0x0000000002241000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-9TTMP.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 7e7e6a14c9a33e1d872bdfcd6f01df79
SHA1 7e8e4ab16f34ca58187c6cc607c6762d575bf888
SHA256 c2d9b32599563008ad23cc524da0dc03eeabd0f5c75ad92fbc7993531125639a
SHA512 d6a68fa321637bdb596aafc92bbe5192e9a0bac2ebbb872fd551e01f2de939f9db2ca7765a124a864aaeb6613c7c86104111cfb0eeeab1be31adc323f328c668

memory/3588-38-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3588-39-0x0000000000400000-0x0000000000601000-memory.dmp

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

MD5 c9bd8c4e730075c2f38e57ff402f1b06
SHA1 8bebcd45e4cfac6a33c1aa9df6d517c23ba62c54
SHA256 caef633c4db269aa8b6ebe8b3c75328934eb1ee70d9bd9483f8ede4d64ff1e88
SHA512 13c3607963821950c1b91022dd88c72849f5f6701ae09c3f5fc8b52e7b179c0244c890f3c50f60cc3627fdc3c25b85b331f68088f5e0b8b5d094852e4e1427d7

memory/3588-42-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3588-43-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-46-0x0000000000400000-0x0000000000601000-memory.dmp

memory/2400-47-0x0000000000400000-0x0000000000414000-memory.dmp

memory/656-48-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/1980-49-0x0000000000400000-0x0000000000601000-memory.dmp

memory/656-50-0x0000000002240000-0x0000000002241000-memory.dmp

memory/1980-53-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-54-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-57-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-60-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-63-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-65-0x0000000000790000-0x0000000000832000-memory.dmp

memory/1980-68-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-69-0x0000000000790000-0x0000000000832000-memory.dmp

memory/1980-74-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-77-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-78-0x0000000000790000-0x0000000000832000-memory.dmp

memory/1980-81-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-84-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-87-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-90-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-91-0x0000000000790000-0x0000000000832000-memory.dmp

memory/1980-92-0x0000000000790000-0x0000000000832000-memory.dmp

memory/1980-96-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1980-99-0x0000000000400000-0x0000000000601000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-23 11:43

Reported

2024-03-23 11:45

Platform

win11-20240221-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.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 4164 wrote to memory of 860 N/A C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp
PID 4164 wrote to memory of 860 N/A C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp
PID 4164 wrote to memory of 860 N/A C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp
PID 860 wrote to memory of 240 N/A C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 860 wrote to memory of 240 N/A C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 860 wrote to memory of 240 N/A C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 860 wrote to memory of 3524 N/A C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 860 wrote to memory of 3524 N/A C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 860 wrote to memory of 3524 N/A C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe

"C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe"

C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp

"C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp" /SL5="$5010A,1696724,54272,C:\Users\Admin\AppData\Local\Temp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.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
LT 91.211.247.248:53 diszmur.info udp
TR 195.16.74.230:80 diszmur.info tcp
NL 89.105.201.183:2023 tcp
US 8.8.8.8:53 230.74.16.195.in-addr.arpa udp
US 8.8.8.8:53 183.201.105.89.in-addr.arpa udp

Files

memory/4164-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4164-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-LL2HL.tmp\6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.tmp

MD5 92f7775908bb12183914bb0753782913
SHA1 8d1091da36832942d48f2fe9a1a216fdd556b9c4
SHA256 a43c4e3916a92d299c22e2010383b2a8f85e14882a610de57bb2fef91f7984ed
SHA512 7e39cafdc00a46f2353f6eeaa8fee0d7c94f489d1fd4581e125408bae63a2e6cd135f65807c3574c833f970b64106badb7dd0a2a6ee9859b3b60b3d1b6e19c39

memory/860-7-0x0000000002340000-0x0000000002341000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-J5MP2.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 7e7e6a14c9a33e1d872bdfcd6f01df79
SHA1 7e8e4ab16f34ca58187c6cc607c6762d575bf888
SHA256 c2d9b32599563008ad23cc524da0dc03eeabd0f5c75ad92fbc7993531125639a
SHA512 d6a68fa321637bdb596aafc92bbe5192e9a0bac2ebbb872fd551e01f2de939f9db2ca7765a124a864aaeb6613c7c86104111cfb0eeeab1be31adc323f328c668

memory/240-39-0x0000000000400000-0x0000000000601000-memory.dmp

memory/240-38-0x0000000000400000-0x0000000000601000-memory.dmp

memory/240-43-0x0000000000400000-0x0000000000601000-memory.dmp

memory/240-42-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-45-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-47-0x0000000000400000-0x0000000000601000-memory.dmp

memory/4164-48-0x0000000000400000-0x0000000000414000-memory.dmp

memory/860-49-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/3524-50-0x0000000000400000-0x0000000000601000-memory.dmp

memory/860-51-0x0000000002340000-0x0000000002341000-memory.dmp

memory/3524-54-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-55-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-58-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-61-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-64-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-66-0x0000000000A00000-0x0000000000AA2000-memory.dmp

memory/3524-68-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-70-0x0000000000A00000-0x0000000000AA2000-memory.dmp

memory/3524-75-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-78-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-79-0x0000000000A00000-0x0000000000AA2000-memory.dmp

memory/3524-82-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-85-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-88-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-91-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-92-0x0000000000A00000-0x0000000000AA2000-memory.dmp

memory/3524-93-0x0000000000A00000-0x0000000000AA2000-memory.dmp

memory/3524-97-0x0000000000400000-0x0000000000601000-memory.dmp

memory/3524-100-0x0000000000400000-0x0000000000601000-memory.dmp