Malware Analysis Report

2024-10-10 10:39

Sample ID 240616-psdgzsxejm
Target c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3
SHA256 c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3
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

c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3

Threat Level: Known bad

The file c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3 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 FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-16 12:35

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 12:35

Reported

2024-06-16 12:37

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe"

Signatures

Detect Socks5Systemz Payload

Description Indicator Process Target
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
Destination IP 152.89.198.214 N/A N/A
Destination IP 91.211.247.248 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-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1448 wrote to memory of 3520 N/A C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp
PID 1448 wrote to memory of 3520 N/A C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp
PID 1448 wrote to memory of 3520 N/A C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp
PID 3520 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 3520 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 3520 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 3520 wrote to memory of 3956 N/A C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 3520 wrote to memory of 3956 N/A C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 3520 wrote to memory of 3956 N/A C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe

"C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe"

C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp

"C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp" /SL5="$60118,5738948,54272,C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe"

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s

Network

Country Destination Domain Proto
HK 141.98.234.31:53 csmgbkb.net udp
US 8.8.8.8:53 31.234.98.141.in-addr.arpa udp
RU 152.89.198.214:53 csmgbkb.net udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
LT 91.211.247.248:53 csmgbkb.net udp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp

Files

memory/1448-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1448-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-QU3PD.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp

MD5 40338aef9b322249896e762a5b73c94d
SHA1 dc401c87db8601ddf9eba26566cc5d6a32c0b390
SHA256 1dbc3f9b59777339175bec81b07dabea20e79318beac00826f68c3b726a87be3
SHA512 5af5dfcbf490b982ae9f6dcc4a6ba7ec81d3efb4e8a0277d9bbc72384211e9e4c8591d7360c356ae1e4fc79ec94ee8fba1d0d4cd83647baba04572d8d32619fe

memory/3520-13-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-VO6AK.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-VO6AK.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

MD5 2cdbde1054b709784a82f2a928a54e90
SHA1 1d886e3b18b7ecbbcba4d672853c9d66c2808011
SHA256 a866cfbfc6bce2b7ac5c980361007bbbace0ba1a8da0205207b9f3b2e58e8997
SHA512 e417cb17483bf5f9bf0ea3a535699a6a14625634775d189036109fa0f4f386fc8c11a5e7c8faed5d95692929b0f7d43f3b7019239a37bd3ca1f2a5e953b8fcb4

memory/2140-65-0x0000000000400000-0x0000000000796000-memory.dmp

memory/2140-66-0x0000000000400000-0x0000000000796000-memory.dmp

memory/2140-70-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-73-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1448-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3520-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/3956-76-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-79-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-82-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-85-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-88-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-91-0x0000000000890000-0x0000000000932000-memory.dmp

memory/3956-93-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-98-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-101-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-104-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-107-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-110-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-113-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-116-0x0000000000400000-0x0000000000796000-memory.dmp

memory/3956-119-0x0000000000400000-0x0000000000796000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 12:35

Reported

2024-06-16 12:37

Platform

win11-20240419-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe"

Signatures

Detect Socks5Systemz Payload

Description Indicator Process Target
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
Destination IP 152.89.198.214 N/A N/A
Destination IP 91.211.247.248 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-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4732 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp
PID 4732 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp
PID 4732 wrote to memory of 4656 N/A C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp
PID 4656 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4656 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4656 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4656 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4656 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4656 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe

"C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe"

C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp

"C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp" /SL5="$40234,5738948,54272,C:\Users\Admin\AppData\Local\Temp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.exe"

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
HK 141.98.234.31:53 bebipdb.com udp
US 8.8.8.8:53 31.234.98.141.in-addr.arpa udp
RU 152.89.198.214:53 bebipdb.com udp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
LT 91.211.247.248:53 bebipdb.com udp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp

Files

memory/4732-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4732-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-R0P1O.tmp\c47d5896a93e2acec0d0478db28095b5c1fed99024eef398c4c597702ee1e7a3.tmp

MD5 40338aef9b322249896e762a5b73c94d
SHA1 dc401c87db8601ddf9eba26566cc5d6a32c0b390
SHA256 1dbc3f9b59777339175bec81b07dabea20e79318beac00826f68c3b726a87be3
SHA512 5af5dfcbf490b982ae9f6dcc4a6ba7ec81d3efb4e8a0277d9bbc72384211e9e4c8591d7360c356ae1e4fc79ec94ee8fba1d0d4cd83647baba04572d8d32619fe

memory/4656-13-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-NLH8V.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-NLH8V.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

MD5 2cdbde1054b709784a82f2a928a54e90
SHA1 1d886e3b18b7ecbbcba4d672853c9d66c2808011
SHA256 a866cfbfc6bce2b7ac5c980361007bbbace0ba1a8da0205207b9f3b2e58e8997
SHA512 e417cb17483bf5f9bf0ea3a535699a6a14625634775d189036109fa0f4f386fc8c11a5e7c8faed5d95692929b0f7d43f3b7019239a37bd3ca1f2a5e953b8fcb4

memory/2084-65-0x0000000000400000-0x0000000000796000-memory.dmp

memory/2084-68-0x0000000000400000-0x0000000000796000-memory.dmp

memory/2084-70-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-73-0x0000000000400000-0x0000000000796000-memory.dmp

memory/4732-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4656-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/1184-76-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-79-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-82-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-85-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-88-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-89-0x0000000002610000-0x00000000026B2000-memory.dmp

memory/1184-94-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-99-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-102-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-105-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-108-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-111-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-114-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-117-0x0000000000400000-0x0000000000796000-memory.dmp

memory/1184-120-0x0000000000400000-0x0000000000796000-memory.dmp