Malware Analysis Report

2024-10-10 10:39

Sample ID 240615-kcgggstflg
Target e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e
SHA256 e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e
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

e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e

Threat Level: Known bad

The file e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Socks5Systemz

Detect Socks5Systemz Payload

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

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-15 08:27

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 08:27

Reported

2024-06-15 08:29

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.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 152.89.198.214 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-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4676 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp
PID 4676 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp
PID 4676 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp
PID 4012 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4012 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4012 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4012 wrote to memory of 4900 N/A C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4012 wrote to memory of 4900 N/A C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4012 wrote to memory of 4900 N/A C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe

"C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe"

C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp

"C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp" /SL5="$4020A,5639062,54272,C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe"

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -i

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
RU 152.89.198.214:53 diwsirl.info udp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
RU 152.89.198.214:53 diwsirl.info udp
LT 91.211.247.248:53 diwsirl.info udp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp

Files

memory/4676-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4676-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-33URH.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp

MD5 548dec969992f3e928d7c5bcf6dbeccf
SHA1 f4da2c90b95749fbb89e1a16f55719078cb128aa
SHA256 9a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768
SHA512 e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321

memory/4012-10-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-EUV6H.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-EUV6H.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

MD5 053291c12720c20471fd8ab1053d80ea
SHA1 5dec4be200a27bce9f37b20864fbd772ecbebab2
SHA256 9caa6951960e970a142d0ec39a8cad98d6d36d4fb1b9ac71791c3d0b1dba4d52
SHA512 d0593237f96fbb40f4cfcacfc6619001ac2c7a213658c79b20a14c7a6ea06a857a3714166c0fcc9888e5039aecc13927cfa61c3736d013de13b939f3c4a45c8f

memory/1308-65-0x0000000000400000-0x0000000000705000-memory.dmp

memory/1308-66-0x0000000000400000-0x0000000000705000-memory.dmp

memory/1308-69-0x0000000000400000-0x0000000000705000-memory.dmp

memory/1308-71-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-74-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4676-75-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4012-76-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/4900-77-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-80-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-83-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-86-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-89-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-92-0x00000000025B0000-0x0000000002652000-memory.dmp

memory/4900-94-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-99-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-102-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-105-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-108-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-111-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-114-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-117-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4900-120-0x0000000000400000-0x0000000000705000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 08:27

Reported

2024-06-15 08:29

Platform

win11-20240611-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.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-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4736 wrote to memory of 4880 N/A C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp
PID 4736 wrote to memory of 4880 N/A C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp
PID 4736 wrote to memory of 4880 N/A C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp
PID 4880 wrote to memory of 976 N/A C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4880 wrote to memory of 976 N/A C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4880 wrote to memory of 976 N/A C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4880 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4880 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4880 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe

"C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe"

C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp

"C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp" /SL5="$701E4,5639062,54272,C:\Users\Admin\AppData\Local\Temp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.exe"

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -i

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
HK 141.98.234.31:53 bpjiqgd.com udp
TR 94.156.8.80:80 bpjiqgd.com tcp
BG 194.59.31.219:2023 tcp

Files

memory/4736-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4736-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-KIL7H.tmp\e3d345475964b57f7b8afcce3082e33bc23eddf7e290ab44062ab9da8134c72e.tmp

MD5 548dec969992f3e928d7c5bcf6dbeccf
SHA1 f4da2c90b95749fbb89e1a16f55719078cb128aa
SHA256 9a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768
SHA512 e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321

memory/4880-10-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-L3M7M.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-L3M7M.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

MD5 053291c12720c20471fd8ab1053d80ea
SHA1 5dec4be200a27bce9f37b20864fbd772ecbebab2
SHA256 9caa6951960e970a142d0ec39a8cad98d6d36d4fb1b9ac71791c3d0b1dba4d52
SHA512 d0593237f96fbb40f4cfcacfc6619001ac2c7a213658c79b20a14c7a6ea06a857a3714166c0fcc9888e5039aecc13927cfa61c3736d013de13b939f3c4a45c8f

memory/976-66-0x0000000000400000-0x0000000000705000-memory.dmp

memory/976-71-0x0000000000400000-0x0000000000705000-memory.dmp

memory/976-70-0x0000000000400000-0x0000000000705000-memory.dmp

memory/976-65-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-75-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-74-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4736-76-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4880-77-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/4556-78-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-81-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-84-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-87-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-90-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-93-0x0000000002850000-0x00000000028F2000-memory.dmp

memory/4556-96-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-101-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-104-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-107-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-110-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-113-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-116-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-117-0x0000000002850000-0x00000000028F2000-memory.dmp

memory/4556-118-0x0000000002850000-0x00000000028F2000-memory.dmp

memory/4556-122-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4556-125-0x0000000000400000-0x0000000000705000-memory.dmp