Malware Analysis Report

2024-10-10 10:40

Sample ID 240615-jpkh8ssgra
Target ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54
SHA256 ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54
Tags
socks5systemz botnet discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54

Threat Level: Known bad

The file ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54 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

Enumerates physical storage devices

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-15 07:50

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 07:50

Reported

2024-06-15 07:53

Platform

win11-20240611-en

Max time kernel

142s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.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 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-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4452 wrote to memory of 4328 N/A C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp
PID 4452 wrote to memory of 4328 N/A C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp
PID 4452 wrote to memory of 4328 N/A C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp
PID 4328 wrote to memory of 1152 N/A C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4328 wrote to memory of 1152 N/A C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4328 wrote to memory of 1152 N/A C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4328 wrote to memory of 3820 N/A C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4328 wrote to memory of 3820 N/A C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 4328 wrote to memory of 3820 N/A C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe

"C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe"

C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp

"C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp" /SL5="$60228,5657214,54272,C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.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
LT 91.211.247.248:53 bniouok.com udp
TR 94.156.8.80:80 bniouok.com tcp
BG 194.59.31.219:2023 tcp
US 8.8.8.8:53 80.8.156.94.in-addr.arpa udp
US 8.8.8.8:53 219.31.59.194.in-addr.arpa udp

Files

memory/4452-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4452-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-3G8ME.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp

MD5 548dec969992f3e928d7c5bcf6dbeccf
SHA1 f4da2c90b95749fbb89e1a16f55719078cb128aa
SHA256 9a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768
SHA512 e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321

C:\Users\Admin\AppData\Local\Temp\is-T8SCU.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-T8SCU.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

memory/4328-22-0x0000000000400000-0x00000000004BA000-memory.dmp

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

MD5 7b79b80bd7612cadf4ff6a35384ead95
SHA1 34de9ab6aa07283bd54b5bf102099d2d4ac46476
SHA256 f27e743c7a8820eb614580d73f4a30e286856655b01cc524eea62b7d20147a9e
SHA512 c0a4b4241683d5b3381c8fab20dbfc362bbc7ae0d9c6e9338f4b70b27a38310359fbc1f351a7f56948de6d9c5c99964abe753485759911b9c1de541a875628b6

memory/1152-65-0x0000000000400000-0x0000000000705000-memory.dmp

memory/1152-66-0x0000000000400000-0x0000000000705000-memory.dmp

memory/1152-69-0x0000000000400000-0x0000000000705000-memory.dmp

memory/1152-70-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-73-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4452-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4328-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/3820-76-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-79-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-80-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-83-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-86-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-89-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-92-0x00000000024E0000-0x0000000002582000-memory.dmp

memory/3820-95-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-100-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-103-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-106-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-109-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-112-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-115-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-117-0x00000000024E0000-0x0000000002582000-memory.dmp

memory/3820-116-0x00000000024E0000-0x0000000002582000-memory.dmp

memory/3820-121-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3820-124-0x0000000000400000-0x0000000000705000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 07:50

Reported

2024-06-15 07:53

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.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 91.211.247.248 N/A N/A
Destination IP 152.89.198.214 N/A N/A
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-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3172 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp
PID 3172 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp
PID 3172 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp
PID 3372 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3372 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3372 wrote to memory of 4972 N/A C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3372 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3372 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3372 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe

"C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.exe"

C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp

"C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp" /SL5="$601EC,5657214,54272,C:\Users\Admin\AppData\Local\Temp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.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 bxzqakv.com udp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
RU 152.89.198.214:53 bxzqakv.com udp
LT 91.211.247.248:53 bxzqakv.com udp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp

Files

memory/3172-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3172-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-TG8KP.tmp\ed99bc19ec7d5137cd925f2d2d31aa2b4c4f008ec98b4b9cd8bb9e2910f46e54.tmp

MD5 548dec969992f3e928d7c5bcf6dbeccf
SHA1 f4da2c90b95749fbb89e1a16f55719078cb128aa
SHA256 9a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768
SHA512 e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321

memory/3372-13-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-9B8VP.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-9B8VP.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 7b79b80bd7612cadf4ff6a35384ead95
SHA1 34de9ab6aa07283bd54b5bf102099d2d4ac46476
SHA256 f27e743c7a8820eb614580d73f4a30e286856655b01cc524eea62b7d20147a9e
SHA512 c0a4b4241683d5b3381c8fab20dbfc362bbc7ae0d9c6e9338f4b70b27a38310359fbc1f351a7f56948de6d9c5c99964abe753485759911b9c1de541a875628b6

memory/4972-65-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4972-66-0x0000000000400000-0x0000000000705000-memory.dmp

memory/4972-70-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-73-0x0000000000400000-0x0000000000705000-memory.dmp

memory/3172-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3372-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/2756-76-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-79-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-82-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-85-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-88-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-91-0x0000000000970000-0x0000000000A12000-memory.dmp

memory/2756-94-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-99-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-102-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-105-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-108-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-111-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-114-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-117-0x0000000000400000-0x0000000000705000-memory.dmp

memory/2756-120-0x0000000000400000-0x0000000000705000-memory.dmp