Malware Analysis Report

2024-11-15 04:57

Sample ID 240625-h6seqswenf
Target 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219
SHA256 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219
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

8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219

Threat Level: Known bad

The file 8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219 was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Socks5Systemz

Detect Socks5Systemz Payload

Executes dropped EXE

Unexpected DNS network traffic destination

Loads dropped DLL

Checks installed software on the system

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-25 07:21

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-25 07:21

Reported

2024-06-25 07:23

Platform

win10v2004-20240611-en

Max time kernel

142s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.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 152.89.198.214 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-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4080 wrote to memory of 3156 N/A C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp
PID 4080 wrote to memory of 3156 N/A C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp
PID 4080 wrote to memory of 3156 N/A C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp
PID 3156 wrote to memory of 3272 N/A C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 3156 wrote to memory of 3272 N/A C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 3156 wrote to memory of 3272 N/A C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 3156 wrote to memory of 3520 N/A C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 3156 wrote to memory of 3520 N/A C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 3156 wrote to memory of 3520 N/A C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe

"C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe"

C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp

"C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp" /SL5="$800E0,4761883,54272,C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe"

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe

"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -i

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe

"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
RU 152.89.198.214:53 eruimdb.ua udp
TR 94.156.8.80:80 eruimdb.ua tcp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
FR 195.154.185.134:2023 tcp
US 8.8.8.8:53 134.185.154.195.in-addr.arpa udp
US 8.8.8.8:53 80.8.156.94.in-addr.arpa udp

Files

memory/4080-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4080-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-DNN1I.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp

MD5 69a0c22ac99522e8d939a7ec2a630a3e
SHA1 180ea969ab505cb37023374176878a083638793b
SHA256 1f9e5ca77fabb7ef10476f3717b38e98a0785860711387ce07ecb76abc01da7f
SHA512 b1294fefb43b0ccacf3fa0d421254e2ee66c1650da5326821995422939f9af7d1a865e651689984a1b9289952d4c6e5e9bd7f9926474e309b3dc9d48834662eb

memory/3156-13-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-7GAO1.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe

MD5 8d4d86c5443bd51a4b6e1ad932dbc875
SHA1 84654ca4b3fa5d94c698ca13b3cc3ed504765c9b
SHA256 29fcc4efab15d8c333dd909f13adbc97611699d6acc637617a3b96c3e4cc12dd
SHA512 33467ab51b2fe1042e19dc024cf1c1d48096fd6563321e00a39a987276b293df1f0e386d3afa679994faf15f08cc8e002559e250b7723cd7cb60f86a901627d9

memory/3272-59-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3272-60-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3272-63-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-66-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/4080-68-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3156-69-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/3520-70-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-73-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-76-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-79-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-82-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-85-0x0000000000960000-0x0000000000A02000-memory.dmp

memory/3520-87-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-92-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-95-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-98-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-101-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-104-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-107-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-108-0x0000000000960000-0x0000000000A02000-memory.dmp

memory/3520-109-0x0000000000960000-0x0000000000A02000-memory.dmp

memory/3520-113-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3520-116-0x0000000000400000-0x00000000006C7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-25 07:21

Reported

2024-06-25 07:23

Platform

win11-20240611-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.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-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 396 wrote to memory of 4912 N/A C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp
PID 396 wrote to memory of 4912 N/A C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp
PID 396 wrote to memory of 4912 N/A C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp
PID 4912 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 4912 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 4912 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 4912 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 4912 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe
PID 4912 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe

"C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe"

C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp

"C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp" /SL5="$40206,4761883,54272,C:\Users\Admin\AppData\Local\Temp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.exe"

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe

"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -i

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe

"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
SE 45.155.250.90:53 bhrkvxs.com udp
TR 94.156.8.80:80 bhrkvxs.com tcp
FR 195.154.185.134:2023 tcp
US 8.8.8.8:53 134.185.154.195.in-addr.arpa udp

Files

memory/396-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/396-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-N0KC2.tmp\8d2197a46049b79ea7d9652c91e119d891d1b299f0a5bcd226840c259055e219.tmp

MD5 69a0c22ac99522e8d939a7ec2a630a3e
SHA1 180ea969ab505cb37023374176878a083638793b
SHA256 1f9e5ca77fabb7ef10476f3717b38e98a0785860711387ce07ecb76abc01da7f
SHA512 b1294fefb43b0ccacf3fa0d421254e2ee66c1650da5326821995422939f9af7d1a865e651689984a1b9289952d4c6e5e9bd7f9926474e309b3dc9d48834662eb

C:\Users\Admin\AppData\Local\Temp\is-4JCNG.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

memory/4912-16-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition.exe

MD5 8d4d86c5443bd51a4b6e1ad932dbc875
SHA1 84654ca4b3fa5d94c698ca13b3cc3ed504765c9b
SHA256 29fcc4efab15d8c333dd909f13adbc97611699d6acc637617a3b96c3e4cc12dd
SHA512 33467ab51b2fe1042e19dc024cf1c1d48096fd6563321e00a39a987276b293df1f0e386d3afa679994faf15f08cc8e002559e250b7723cd7cb60f86a901627d9

memory/3556-59-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3556-60-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/3556-63-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-68-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-67-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/396-69-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4912-70-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/2868-71-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-74-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-75-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-78-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-81-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-84-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-86-0x00000000009E0000-0x0000000000A82000-memory.dmp

memory/2868-90-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-95-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-98-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-101-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-104-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-107-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-110-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-111-0x00000000009E0000-0x0000000000A82000-memory.dmp

memory/2868-112-0x00000000009E0000-0x0000000000A82000-memory.dmp

memory/2868-116-0x0000000000400000-0x00000000006C7000-memory.dmp

memory/2868-119-0x0000000000400000-0x00000000006C7000-memory.dmp