Malware Analysis Report

2024-10-10 10:39

Sample ID 240616-gyblkswgjk
Target 37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a
SHA256 37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a
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

37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a

Threat Level: Known bad

The file 37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a 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

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-16 06:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 06:12

Reported

2024-06-16 06:14

Platform

win10v2004-20240611-en

Max time kernel

142s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.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 FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2128 wrote to memory of 5064 N/A C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp
PID 2128 wrote to memory of 5064 N/A C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp
PID 2128 wrote to memory of 5064 N/A C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp
PID 5064 wrote to memory of 5072 N/A C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 5064 wrote to memory of 5072 N/A C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 5064 wrote to memory of 5072 N/A C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 5064 wrote to memory of 3888 N/A C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 5064 wrote to memory of 3888 N/A C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 5064 wrote to memory of 3888 N/A C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

Processes

C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe

"C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe"

C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp

"C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp" /SL5="$9011C,5636535,54272,C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe"

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -i

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
SE 45.155.250.90:53 diesuni.info udp
TR 94.156.8.80:80 diesuni.info tcp
NL 89.105.201.183:2023 tcp
US 8.8.8.8:53 90.250.155.45.in-addr.arpa udp
US 8.8.8.8:53 80.8.156.94.in-addr.arpa udp
US 8.8.8.8:53 183.201.105.89.in-addr.arpa udp

Files

memory/2128-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2128-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-O7V6Q.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp

MD5 5baf97b8447c7245e308c807eba2b172
SHA1 628c759120b7595bb697c14dd265f7f4616c8e72
SHA256 ef10ffb51e1be8ba1b160ebdfee12c968b3f98f71310bdcb003dd117f4b2a124
SHA512 dc38d1a5ae1e8b6f3779aea908a55a1853ecf7b6a632f11c50d9abc48aafa60e90182eb5a280d3ba94430d2ce5f02624b4c2000bd636da34643f25c95772e47d

memory/5064-13-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-K0RDP.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-K0RDP.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

MD5 e9e49f1da5dc85b8c0ea95ed7e11ec6a
SHA1 22c7720a2716abe1649a57fd47ae849ed6e8ec92
SHA256 1390fa94678e7237b074d35f1fea18d1f595944a5d39fd3fbb6446fef0176050
SHA512 15d942b8a8b861e7b9db71f84d20fe13ad1335316a47ee7d4ca1ea9bfbf5dd3d30a8469b1d7a2231502eb42d920382bf477b24a483169a8a757ba58c51309aae

memory/5072-65-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5072-69-0x0000000000400000-0x0000000000742000-memory.dmp

memory/5072-66-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-72-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-74-0x0000000000400000-0x0000000000742000-memory.dmp

memory/2128-75-0x0000000000400000-0x0000000000414000-memory.dmp

memory/5064-76-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/3888-77-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-80-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-81-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-84-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-87-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-90-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-94-0x0000000000A00000-0x0000000000AA2000-memory.dmp

memory/3888-95-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-101-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-104-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-107-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-110-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-113-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-116-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-117-0x0000000000A00000-0x0000000000AA2000-memory.dmp

memory/3888-118-0x0000000000A00000-0x0000000000AA2000-memory.dmp

memory/3888-122-0x0000000000400000-0x0000000000742000-memory.dmp

memory/3888-125-0x0000000000400000-0x0000000000742000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 06:12

Reported

2024-06-16 06:14

Platform

win11-20240611-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.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 141.98.234.31 N/A N/A

Checks installed software on the system

discovery

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4968 wrote to memory of 1512 N/A C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp
PID 4968 wrote to memory of 1512 N/A C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp
PID 4968 wrote to memory of 1512 N/A C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp
PID 1512 wrote to memory of 1536 N/A C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 1512 wrote to memory of 1536 N/A C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 1512 wrote to memory of 1536 N/A C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 1512 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 1512 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 1512 wrote to memory of 1780 N/A C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

Processes

C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe

"C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe"

C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp

"C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp" /SL5="$40230,5636535,54272,C:\Users\Admin\AppData\Local\Temp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.exe"

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -i

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
HK 141.98.234.31:53 ddyuies.info udp
TR 94.156.8.80:80 ddyuies.info tcp
BG 194.59.31.219:2023 tcp

Files

memory/4968-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4968-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-C23RO.tmp\37eae2341d1b0655ffc3c9cdfa65482eaca5c795dd1704619e7ee4dea0515a0a.tmp

MD5 5baf97b8447c7245e308c807eba2b172
SHA1 628c759120b7595bb697c14dd265f7f4616c8e72
SHA256 ef10ffb51e1be8ba1b160ebdfee12c968b3f98f71310bdcb003dd117f4b2a124
SHA512 dc38d1a5ae1e8b6f3779aea908a55a1853ecf7b6a632f11c50d9abc48aafa60e90182eb5a280d3ba94430d2ce5f02624b4c2000bd636da34643f25c95772e47d

memory/1512-10-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-MG76C.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-MG76C.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

MD5 e9e49f1da5dc85b8c0ea95ed7e11ec6a
SHA1 22c7720a2716abe1649a57fd47ae849ed6e8ec92
SHA256 1390fa94678e7237b074d35f1fea18d1f595944a5d39fd3fbb6446fef0176050
SHA512 15d942b8a8b861e7b9db71f84d20fe13ad1335316a47ee7d4ca1ea9bfbf5dd3d30a8469b1d7a2231502eb42d920382bf477b24a483169a8a757ba58c51309aae

memory/1536-65-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1536-68-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1536-69-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-73-0x0000000000400000-0x0000000000742000-memory.dmp

memory/4968-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1512-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/1780-76-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-79-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-82-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-85-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-88-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-89-0x0000000002A00000-0x0000000002AA2000-memory.dmp

memory/1780-94-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-99-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-102-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-105-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-108-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-111-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-114-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-115-0x0000000002A00000-0x0000000002AA2000-memory.dmp

memory/1780-116-0x0000000002A00000-0x0000000002AA2000-memory.dmp

memory/1780-120-0x0000000000400000-0x0000000000742000-memory.dmp

memory/1780-123-0x0000000000400000-0x0000000000742000-memory.dmp