Malware Analysis Report

2024-10-10 10:39

Sample ID 240616-fr6bya1bnd
Target dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98
SHA256 dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98
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

dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98

Threat Level: Known bad

The file dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98 was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Socks5Systemz

Detect Socks5Systemz Payload

Unexpected DNS network traffic destination

Loads dropped DLL

Executes dropped EXE

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

2024-06-16 05:07

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 05:07

Reported

2024-06-16 05:09

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.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 91.211.247.248 N/A N/A
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-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 60 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp
PID 60 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp
PID 60 wrote to memory of 852 N/A C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp
PID 852 wrote to memory of 872 N/A C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 852 wrote to memory of 872 N/A C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 852 wrote to memory of 872 N/A C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 852 wrote to memory of 3088 N/A C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 852 wrote to memory of 3088 N/A C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 852 wrote to memory of 3088 N/A C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe

"C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe"

C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp

"C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp" /SL5="$B0058,5654933,54272,C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.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
SE 45.155.250.90:53 aaykiex.ru udp
US 8.8.8.8:53 90.250.155.45.in-addr.arpa udp
RU 152.89.198.214:53 aaykiex.ru udp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
LT 91.211.247.248:53 aaykiex.ru udp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp

Files

memory/60-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/60-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-A6U11.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp

MD5 a53cd7f9f154eefaf6ff191bb4d65be5
SHA1 f9f4f828e214a3f0b086dd4c96a23c0b45d3b4ff
SHA256 4b70003d8cca9ebf285e0eaa03e24dd7cfd43370452dda6047654cca899dfb35
SHA512 327c5dbb5a3971d578aba98e76ac176a7afe3cb6f6767b6791b67e7a37ed558c0e8d31e20f17721766a3de83896b01681f1564ce55a020c70543359b75f1e88d

memory/852-12-0x0000000000400000-0x00000000004BA000-memory.dmp

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

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

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

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 7b72981a1e7381d726d50da78a296cc5
SHA1 aa4d87a34c0b105161be24fdd30b30bcdf04b71e
SHA256 e2c03a0522b8baa92a2ea43e229398a2333aa585d9353bd5d45072268357da39
SHA512 63316e8703b0305e8f606fadd58e8fc19f064b021b6ebd5b727126f06e42cedea460e1abead15fdb75ae2ec3dfc59e967714be2ead0c5ba03313cc8e2757acbe

memory/872-65-0x0000000000400000-0x0000000000740000-memory.dmp

memory/872-66-0x0000000000400000-0x0000000000740000-memory.dmp

memory/872-70-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-73-0x0000000000400000-0x0000000000740000-memory.dmp

memory/872-69-0x0000000000400000-0x0000000000740000-memory.dmp

memory/60-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/852-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/3088-76-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-79-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-82-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-85-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-88-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-91-0x0000000000940000-0x00000000009E2000-memory.dmp

memory/3088-93-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-98-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-101-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-104-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-107-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-110-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-113-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-116-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3088-119-0x0000000000400000-0x0000000000740000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 05:07

Reported

2024-06-16 05:09

Platform

win11-20240611-en

Max time kernel

141s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.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-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3776 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp
PID 3776 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp
PID 3776 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp
PID 3904 wrote to memory of 4868 N/A C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3904 wrote to memory of 4868 N/A C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3904 wrote to memory of 4868 N/A C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3904 wrote to memory of 4040 N/A C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3904 wrote to memory of 4040 N/A C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
PID 3904 wrote to memory of 4040 N/A C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe

"C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.exe"

C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp

"C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp" /SL5="$90084,5654933,54272,C:\Users\Admin\AppData\Local\Temp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.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 20.189.173.27:443 tcp
SE 45.155.250.90:53 ceqzohl.net udp
TR 94.156.8.80:80 ceqzohl.net tcp
NL 89.105.201.183:2023 tcp
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/3776-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3776-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-N04S7.tmp\dfc906c74d04b9f9cdb78da50502d4802d23eae870e293f3f7e28b6a55295f98.tmp

MD5 a53cd7f9f154eefaf6ff191bb4d65be5
SHA1 f9f4f828e214a3f0b086dd4c96a23c0b45d3b4ff
SHA256 4b70003d8cca9ebf285e0eaa03e24dd7cfd43370452dda6047654cca899dfb35
SHA512 327c5dbb5a3971d578aba98e76ac176a7afe3cb6f6767b6791b67e7a37ed558c0e8d31e20f17721766a3de83896b01681f1564ce55a020c70543359b75f1e88d

memory/3904-10-0x0000000000400000-0x00000000004BA000-memory.dmp

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

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

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

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 7b72981a1e7381d726d50da78a296cc5
SHA1 aa4d87a34c0b105161be24fdd30b30bcdf04b71e
SHA256 e2c03a0522b8baa92a2ea43e229398a2333aa585d9353bd5d45072268357da39
SHA512 63316e8703b0305e8f606fadd58e8fc19f064b021b6ebd5b727126f06e42cedea460e1abead15fdb75ae2ec3dfc59e967714be2ead0c5ba03313cc8e2757acbe

memory/4868-65-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4868-69-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4868-67-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-73-0x0000000000400000-0x0000000000740000-memory.dmp

memory/3776-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3904-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/4040-76-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-79-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-82-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-85-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-88-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-90-0x0000000002600000-0x00000000026A2000-memory.dmp

memory/4040-94-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-99-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-102-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-105-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-108-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-111-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-114-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-116-0x0000000002600000-0x00000000026A2000-memory.dmp

memory/4040-115-0x0000000002600000-0x00000000026A2000-memory.dmp

memory/4040-120-0x0000000000400000-0x0000000000740000-memory.dmp

memory/4040-123-0x0000000000400000-0x0000000000740000-memory.dmp