Malware Analysis Report

2024-10-10 10:39

Sample ID 240616-xb55nssdme
Target 54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0
SHA256 54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0
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

54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0

Threat Level: Known bad

The file 54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0 was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Detect Socks5Systemz Payload

Socks5Systemz

Unexpected DNS network traffic destination

Executes dropped EXE

Loads dropped DLL

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 18:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 18:41

Reported

2024-06-16 18:44

Platform

win10v2004-20240611-en

Max time kernel

142s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.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 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-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1116 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp
PID 1116 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp
PID 1116 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp
PID 1532 wrote to memory of 4648 N/A C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 1532 wrote to memory of 4648 N/A C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 1532 wrote to memory of 4648 N/A C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 1532 wrote to memory of 4784 N/A C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 1532 wrote to memory of 4784 N/A C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 1532 wrote to memory of 4784 N/A C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe

"C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe"

C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp

"C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp" /SL5="$E005C,5906638,54272,C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.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

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3364,i,3144109701624127473,12586215149656995128,262144 --variations-seed-version --mojo-platform-channel-handle=1304 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
NL 52.111.243.29:443 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 216.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
SE 45.155.250.90:53 aywzbad.ru udp
TR 94.156.8.80:80 aywzbad.ru tcp
US 8.8.8.8:53 90.250.155.45.in-addr.arpa udp
US 8.8.8.8:53 80.8.156.94.in-addr.arpa udp

Files

memory/1116-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1116-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-F4SNG.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp

MD5 7a27a6b2c6d4e3cf7f7046032f6ca620
SHA1 4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19
SHA256 d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a
SHA512 b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

memory/1532-10-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-BTT6O.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-BTT6O.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 40ca470035db362b098acc6af6d9d7ab
SHA1 3ec33abe3c33e66ef11cdc770acc7eb1b7ab374b
SHA256 1651a56c2d166460319222fe5bbd19cae6b2911db2153c476d6a16ec63995166
SHA512 086559db97cd1ed779f3df807ad9b25c4a131186089f1b9fe7de440497e4b61606743b5c1343e9096d202d4405a1b597a9a41285de2b9788d37f01b8c6d4101d

memory/4648-65-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4648-67-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4648-70-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4648-66-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-72-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1116-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1532-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/4784-76-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-79-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-82-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-85-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-88-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-91-0x0000000000AD0000-0x0000000000B72000-memory.dmp

memory/4784-93-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-98-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-101-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-104-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-107-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-110-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-113-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-116-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/4784-119-0x0000000000400000-0x00000000007C8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 18:41

Reported

2024-06-16 18:44

Platform

win11-20240611-en

Max time kernel

141s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.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 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-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3176 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp
PID 3176 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp
PID 3176 wrote to memory of 4928 N/A C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp
PID 4928 wrote to memory of 956 N/A C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4928 wrote to memory of 956 N/A C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4928 wrote to memory of 956 N/A C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4928 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4928 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
PID 4928 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe

"C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.exe"

C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp

"C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp" /SL5="$60232,5906638,54272,C:\Users\Admin\AppData\Local\Temp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.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 22.236.111.52.in-addr.arpa udp
SE 45.155.250.90:53 bwepwve.com udp
TR 94.156.8.80:80 bwepwve.com tcp

Files

memory/3176-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3176-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-447CI.tmp\54ee5a5fb8e45d166eda94dc03028572dbb19f65e428877e34a64816932238a0.tmp

MD5 7a27a6b2c6d4e3cf7f7046032f6ca620
SHA1 4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19
SHA256 d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a
SHA512 b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

memory/4928-10-0x0000000000400000-0x00000000004BA000-memory.dmp

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

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

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

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 40ca470035db362b098acc6af6d9d7ab
SHA1 3ec33abe3c33e66ef11cdc770acc7eb1b7ab374b
SHA256 1651a56c2d166460319222fe5bbd19cae6b2911db2153c476d6a16ec63995166
SHA512 086559db97cd1ed779f3df807ad9b25c4a131186089f1b9fe7de440497e4b61606743b5c1343e9096d202d4405a1b597a9a41285de2b9788d37f01b8c6d4101d

memory/956-65-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/956-70-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/956-68-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-73-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/3176-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4928-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/1304-76-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-79-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-82-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-85-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-88-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-91-0x00000000029D0000-0x0000000002A72000-memory.dmp

memory/1304-94-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-99-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-102-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-105-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-108-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-111-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-114-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-118-0x0000000000400000-0x00000000007C8000-memory.dmp

memory/1304-121-0x0000000000400000-0x00000000007C8000-memory.dmp