Malware Analysis Report

2025-08-10 11:56

Sample ID 240323-vvzqwshg92
Target 69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c
SHA256 69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c
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

69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c

Threat Level: Known bad

The file 69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c 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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-23 17:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-23 17:19

Reported

2024-03-23 17:22

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.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

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 WriteProcessMemory

Description Indicator Process Target
PID 2940 wrote to memory of 3444 N/A C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp
PID 2940 wrote to memory of 3444 N/A C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp
PID 2940 wrote to memory of 3444 N/A C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp
PID 3444 wrote to memory of 1276 N/A C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3444 wrote to memory of 1276 N/A C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3444 wrote to memory of 1276 N/A C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3444 wrote to memory of 3140 N/A C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3444 wrote to memory of 3140 N/A C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3444 wrote to memory of 3140 N/A C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe

"C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe"

C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp

"C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp" /SL5="$C0058,1735427,54272,C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe"

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.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 --no-appcompat-clear --mojo-platform-channel-handle=3744 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 67.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 13.107.253.67:443 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 61.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 45.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
SE 45.155.250.90:53 bubdeoj.com udp
US 8.8.8.8:53 35.197.79.40.in-addr.arpa udp
US 8.8.8.8:53 90.250.155.45.in-addr.arpa udp
MD 45.142.214.240:80 bubdeoj.com tcp
US 8.8.8.8:53 240.214.142.45.in-addr.arpa udp

Files

memory/2940-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2940-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-51UV2.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp

MD5 0f880dcf813dfae46e94e0fd721c3e2a
SHA1 f5faad2d2a72412682461ebfaa82e6ed2a1f5db0
SHA256 4cacfd4b9ca43a9396f2c50ccfe1f01d4f8215a26258b00b6e7ea2051d1c6e75
SHA512 4c826809562cb9f7c63c008c44592fb47f53f5a5ca99f15f7bbe59a9776514472da8bb469fdf933dfe52f22e52b77689d460afef1b40c779e867d7bd4f3a7f38

memory/3444-7-0x0000000002340000-0x0000000002341000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-5A0NN.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

memory/2940-17-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

MD5 a44885994053e2bd4c5a71cfdff9c1e4
SHA1 6ecf41f4e26cc82b1e8ba60669f236b19d7021aa
SHA256 72848f23f999566824252b8d75ec5aa70df8bfd4bdaeb5a4b80ea3dd6ad6de7d
SHA512 5a733ad487a6db3e59a5fe848da9bd8a8ff2eac172dea293715b4939cf0c55a50e3beb2e3e6f9b643602ff43f1b59dbafc5cbced8a4eaf8e4c1f307ec869662f

memory/1276-39-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1276-40-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1276-41-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1276-44-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-46-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-48-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3444-49-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/3140-51-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3444-52-0x0000000002340000-0x0000000002341000-memory.dmp

memory/3140-56-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-57-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-60-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-63-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-65-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-68-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-70-0x00000000008E0000-0x0000000000982000-memory.dmp

memory/3140-75-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-78-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-81-0x00000000008E0000-0x0000000000982000-memory.dmp

memory/3140-83-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-86-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-88-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-91-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3140-95-0x0000000000400000-0x0000000000611000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-23 17:19

Reported

2024-03-23 17:21

Platform

win11-20240221-en

Max time kernel

141s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.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 WriteProcessMemory

Description Indicator Process Target
PID 3900 wrote to memory of 3224 N/A C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp
PID 3900 wrote to memory of 3224 N/A C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp
PID 3900 wrote to memory of 3224 N/A C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp
PID 3224 wrote to memory of 1008 N/A C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3224 wrote to memory of 1008 N/A C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3224 wrote to memory of 1008 N/A C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3224 wrote to memory of 1476 N/A C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3224 wrote to memory of 1476 N/A C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
PID 3224 wrote to memory of 1476 N/A C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

Processes

C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe

"C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe"

C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp

"C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp" /SL5="$800D6,1735427,54272,C:\Users\Admin\AppData\Local\Temp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.exe"

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
SE 45.155.250.90:53 bmbibiz.com udp
MD 45.142.214.240:80 bmbibiz.com tcp

Files

memory/3900-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3900-2-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-SEIQR.tmp\69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c.tmp

MD5 0f880dcf813dfae46e94e0fd721c3e2a
SHA1 f5faad2d2a72412682461ebfaa82e6ed2a1f5db0
SHA256 4cacfd4b9ca43a9396f2c50ccfe1f01d4f8215a26258b00b6e7ea2051d1c6e75
SHA512 4c826809562cb9f7c63c008c44592fb47f53f5a5ca99f15f7bbe59a9776514472da8bb469fdf933dfe52f22e52b77689d460afef1b40c779e867d7bd4f3a7f38

memory/3224-7-0x0000000002450000-0x0000000002451000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-PV728.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

MD5 a8d5e1e05eaacca95e6f61f56437d31a
SHA1 34f2132ada2086d2bee1d33b3f99529ba1d036b9
SHA256 a4ba2546f4616354dadf428ad7623ce3447c587794ab573865f9e0474712edf8
SHA512 1e13c62442f33ca5895a82a204a87440b66141945298eec950e8732ae7db7000e44bf25ff83da458fbcb21ea8b547118a6a60b0547328e5f45ad0bfcc17d2751

memory/1008-38-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1008-40-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1008-39-0x0000000000400000-0x0000000000611000-memory.dmp

C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe

MD5 a44885994053e2bd4c5a71cfdff9c1e4
SHA1 6ecf41f4e26cc82b1e8ba60669f236b19d7021aa
SHA256 72848f23f999566824252b8d75ec5aa70df8bfd4bdaeb5a4b80ea3dd6ad6de7d
SHA512 5a733ad487a6db3e59a5fe848da9bd8a8ff2eac172dea293715b4939cf0c55a50e3beb2e3e6f9b643602ff43f1b59dbafc5cbced8a4eaf8e4c1f307ec869662f

memory/1008-43-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-46-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-47-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3900-48-0x0000000000400000-0x0000000000414000-memory.dmp

memory/3224-49-0x0000000000400000-0x00000000004B8000-memory.dmp

memory/1476-50-0x0000000000400000-0x0000000000611000-memory.dmp

memory/3224-51-0x0000000002450000-0x0000000002451000-memory.dmp

memory/1476-52-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-55-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-58-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-61-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-64-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-65-0x00000000009A0000-0x0000000000A42000-memory.dmp

memory/1476-69-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-70-0x00000000009A0000-0x0000000000A42000-memory.dmp

memory/1476-75-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-78-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-79-0x00000000009A0000-0x0000000000A42000-memory.dmp

memory/1476-82-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-85-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-88-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-91-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-95-0x0000000000400000-0x0000000000611000-memory.dmp

memory/1476-98-0x0000000000400000-0x0000000000611000-memory.dmp