Malware Analysis Report

2025-08-05 23:58

Sample ID 240324-vh84ssdg83
Target e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc
SHA256 e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc
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

e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc

Threat Level: Known bad

The file e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc 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

2024-03-24 17:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-24 17:00

Reported

2024-03-24 17:03

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.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 141.98.234.31 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3464 wrote to memory of 5216 N/A C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp
PID 3464 wrote to memory of 5216 N/A C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp
PID 3464 wrote to memory of 5216 N/A C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp
PID 5216 wrote to memory of 4408 N/A C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 5216 wrote to memory of 4408 N/A C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 5216 wrote to memory of 4408 N/A C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 5216 wrote to memory of 4164 N/A C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 5216 wrote to memory of 4164 N/A C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 5216 wrote to memory of 4164 N/A C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe

"C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe"

C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp

"C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp" /SL5="$11004A,1910944,54272,C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe"

C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe

"C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe" -i

C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe

"C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 202.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 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 56.126.166.20.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 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 195.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 211.135.221.88.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 200.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.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
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
HK 141.98.234.31:53 ddidbgv.info udp
MD 45.142.214.240:80 ddidbgv.info tcp
BG 88.80.148.19:2023 tcp
US 8.8.8.8:53 31.234.98.141.in-addr.arpa udp
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 11.179.89.13.in-addr.arpa udp

Files

memory/3464-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3464-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-GB6J9.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp

MD5 5a1e3d46cb5a24f8e50b2a59d2ba1cf3
SHA1 fe86894c4757c144449bc744649b7fb9e03346f1
SHA256 d3a2c2ce7d70b3b9c30faf3f72bf4ebcdea8f331d6b6cac5dae906327997985d
SHA512 a27dc5c443abb31826b14e514aa717be5bf0f548b82170f79705f45ca28abaedc485c5b8738044735f61eca9e1f0ca659b519a3947551404085d07202ae709af

memory/5216-7-0x00000000006A0000-0x00000000006A1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-D472G.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe

MD5 ecd2b40a3ab840540876eca393227e2f
SHA1 c89dfa2238dd0c7dda3626a2d5416d8452e1500c
SHA256 69b79ddca2a00f61f1187f8e524b0ebdd3179390c274316037a23559128bb277
SHA512 d5a29ec3fb57fe44f4cf15f08d8ad595ddf172f2de5343db396934f0173427c1bcba2e3c1dd67ecc9f0aa38503e628310e0d108305dce2978dd4ba885fe1cb90

memory/4408-38-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4408-39-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4408-42-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4408-43-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-45-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-47-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3464-48-0x0000000000400000-0x0000000000414000-memory.dmp

memory/5216-49-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/4164-50-0x0000000000400000-0x0000000000633000-memory.dmp

memory/5216-51-0x00000000006A0000-0x00000000006A1000-memory.dmp

memory/4164-54-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-55-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-58-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-61-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-64-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-67-0x0000000000930000-0x00000000009D2000-memory.dmp

memory/4164-68-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-70-0x0000000000930000-0x00000000009D2000-memory.dmp

memory/4164-75-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-78-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-79-0x0000000000930000-0x00000000009D2000-memory.dmp

memory/4164-82-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-85-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-88-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-91-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-92-0x0000000000930000-0x00000000009D2000-memory.dmp

memory/4164-93-0x0000000000930000-0x00000000009D2000-memory.dmp

memory/4164-97-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4164-100-0x0000000000400000-0x0000000000633000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-24 17:00

Reported

2024-03-24 17:03

Platform

win11-20240221-en

Max time kernel

150s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.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

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 1988 wrote to memory of 4984 N/A C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp
PID 1988 wrote to memory of 4984 N/A C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp
PID 1988 wrote to memory of 4984 N/A C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp
PID 4984 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 4984 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 4984 wrote to memory of 4508 N/A C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 4984 wrote to memory of 3996 N/A C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 4984 wrote to memory of 3996 N/A C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe
PID 4984 wrote to memory of 3996 N/A C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe

"C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe"

C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp

"C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp" /SL5="$A0140,1910944,54272,C:\Users\Admin\AppData\Local\Temp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.exe"

C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe

"C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe" -i

C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe

"C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe" -s

Network

Country Destination Domain Proto
SE 45.155.250.90:53 aqaefbe.ru udp
MD 45.142.214.240:80 aqaefbe.ru tcp
N/A 96.17.178.190:80 tcp

Files

memory/1988-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1988-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-492PA.tmp\e2e980500f2d029ed36e71c6d28aebc1526849e232cca67583b26b3f643689fc.tmp

MD5 5a1e3d46cb5a24f8e50b2a59d2ba1cf3
SHA1 fe86894c4757c144449bc744649b7fb9e03346f1
SHA256 d3a2c2ce7d70b3b9c30faf3f72bf4ebcdea8f331d6b6cac5dae906327997985d
SHA512 a27dc5c443abb31826b14e514aa717be5bf0f548b82170f79705f45ca28abaedc485c5b8738044735f61eca9e1f0ca659b519a3947551404085d07202ae709af

memory/4984-7-0x0000000000610000-0x0000000000611000-memory.dmp

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

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Site Free Edition\sitefreeedition.exe

MD5 ecd2b40a3ab840540876eca393227e2f
SHA1 c89dfa2238dd0c7dda3626a2d5416d8452e1500c
SHA256 69b79ddca2a00f61f1187f8e524b0ebdd3179390c274316037a23559128bb277
SHA512 d5a29ec3fb57fe44f4cf15f08d8ad595ddf172f2de5343db396934f0173427c1bcba2e3c1dd67ecc9f0aa38503e628310e0d108305dce2978dd4ba885fe1cb90

memory/4508-38-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4508-39-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4508-43-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4508-42-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-46-0x0000000000400000-0x0000000000633000-memory.dmp

memory/1988-47-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4984-48-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/3996-49-0x0000000000400000-0x0000000000633000-memory.dmp

memory/4984-50-0x0000000000610000-0x0000000000611000-memory.dmp

memory/3996-53-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-54-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-57-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-60-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-63-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-66-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-68-0x0000000000960000-0x0000000000A02000-memory.dmp

memory/3996-74-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-77-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-78-0x0000000000960000-0x0000000000A02000-memory.dmp

memory/3996-81-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-84-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-87-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-90-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-94-0x0000000000400000-0x0000000000633000-memory.dmp

memory/3996-97-0x0000000000400000-0x0000000000633000-memory.dmp