Malware Analysis Report

2024-10-10 10:39

Sample ID 240615-kw7ssavcmc
Target ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d
SHA256 ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d
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

ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d

Threat Level: Known bad

The file ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Detect Socks5Systemz Payload

Socks5Systemz

Loads dropped DLL

Executes dropped EXE

Unexpected DNS network traffic destination

Checks installed software on the system

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-15 08:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 08:58

Reported

2024-06-15 09:00

Platform

win10v2004-20240611-en

Max time kernel

142s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.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-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2640 wrote to memory of 3168 N/A C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp
PID 2640 wrote to memory of 3168 N/A C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp
PID 2640 wrote to memory of 3168 N/A C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp
PID 3168 wrote to memory of 820 N/A C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3168 wrote to memory of 820 N/A C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3168 wrote to memory of 820 N/A C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3168 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3168 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3168 wrote to memory of 996 N/A C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe

"C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe"

C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp

"C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp" /SL5="$D0060,5867955,54272,C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.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

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=4300,i,11749492925348081608,8895412282206755658,262144 --variations-seed-version --mojo-platform-channel-handle=4028 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
HK 141.98.234.31:53 ccowdsd.net udp
TR 94.156.8.80:80 ccowdsd.net tcp
BG 194.59.31.219:2023 tcp
US 8.8.8.8:53 31.234.98.141.in-addr.arpa udp
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/2640-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2640-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-RUJA1.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp

MD5 548dec969992f3e928d7c5bcf6dbeccf
SHA1 f4da2c90b95749fbb89e1a16f55719078cb128aa
SHA256 9a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768
SHA512 e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321

memory/3168-10-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-7PJL1.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-7PJL1.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 75775401323b0ca908a44d3848296cd7
SHA1 2e63a31cd74cd38096488423866291030ef42c35
SHA256 cf1c145cb93db1d3025ad6d665fd9a544b0fe44f13af7a45d3804464348184e1
SHA512 55fd2985d0ae5d5d87ee3585fa4655a47429146550a2a9cd6eb42c373a1f8b701c3e5e3c8dcb42b23f015f202c273689514a31c2f6960941b3f54a30d88adaeb

memory/820-65-0x0000000000400000-0x0000000000735000-memory.dmp

memory/820-66-0x0000000000400000-0x0000000000735000-memory.dmp

memory/820-67-0x0000000000400000-0x0000000000735000-memory.dmp

memory/820-71-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2640-74-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3168-75-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/996-76-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-79-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-82-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-85-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-88-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-91-0x0000000000A10000-0x0000000000AB2000-memory.dmp

memory/996-95-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-98-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-101-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-104-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-107-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-110-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-113-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-115-0x0000000000A10000-0x0000000000AB2000-memory.dmp

memory/996-114-0x0000000000A10000-0x0000000000AB2000-memory.dmp

memory/996-119-0x0000000000400000-0x0000000000735000-memory.dmp

memory/996-122-0x0000000000400000-0x0000000000735000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 08:58

Reported

2024-06-15 09:00

Platform

win11-20240611-en

Max time kernel

141s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.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-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3256 wrote to memory of 3900 N/A C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp
PID 3256 wrote to memory of 3900 N/A C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp
PID 3256 wrote to memory of 3900 N/A C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp
PID 3900 wrote to memory of 4400 N/A C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3900 wrote to memory of 4400 N/A C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3900 wrote to memory of 4400 N/A C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3900 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3900 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
PID 3900 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe

"C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.exe"

C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp

"C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp" /SL5="$13015A,5867955,54272,C:\Users\Admin\AppData\Local\Temp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.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 14.227.111.52.in-addr.arpa udp
LT 91.211.247.248:53 bnyzxhq.com udp
TR 94.156.8.80:80 bnyzxhq.com tcp
BG 194.59.31.219:2023 tcp
US 8.8.8.8:53 219.31.59.194.in-addr.arpa udp

Files

memory/3256-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3256-2-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-3EKBT.tmp\ddcee3e985d92b3b298af4ec15baf7dcb1a4b71d03b062557bd384c15b18ca0d.tmp

MD5 548dec969992f3e928d7c5bcf6dbeccf
SHA1 f4da2c90b95749fbb89e1a16f55719078cb128aa
SHA256 9a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768
SHA512 e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321

memory/3900-13-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-H1CNA.tmp\_isetup\_isdecmp.dll

MD5 a813d18268affd4763dde940246dc7e5
SHA1 c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256 e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512 b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

C:\Users\Admin\AppData\Local\Temp\is-H1CNA.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5 75775401323b0ca908a44d3848296cd7
SHA1 2e63a31cd74cd38096488423866291030ef42c35
SHA256 cf1c145cb93db1d3025ad6d665fd9a544b0fe44f13af7a45d3804464348184e1
SHA512 55fd2985d0ae5d5d87ee3585fa4655a47429146550a2a9cd6eb42c373a1f8b701c3e5e3c8dcb42b23f015f202c273689514a31c2f6960941b3f54a30d88adaeb

memory/4400-65-0x0000000000400000-0x0000000000735000-memory.dmp

memory/4400-66-0x0000000000400000-0x0000000000735000-memory.dmp

memory/4400-71-0x0000000000400000-0x0000000000735000-memory.dmp

memory/4400-69-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-74-0x0000000000400000-0x0000000000735000-memory.dmp

memory/3256-75-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3900-76-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/2796-77-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-80-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-83-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-86-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-89-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-91-0x0000000002500000-0x00000000025A2000-memory.dmp

memory/2796-95-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-100-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-103-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-106-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-109-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-112-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-115-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-116-0x0000000002500000-0x00000000025A2000-memory.dmp

memory/2796-117-0x0000000002500000-0x00000000025A2000-memory.dmp

memory/2796-121-0x0000000000400000-0x0000000000735000-memory.dmp

memory/2796-124-0x0000000000400000-0x0000000000735000-memory.dmp