Malware Analysis Report

2024-11-15 04:58

Sample ID 240625-ps96ystaqj
Target ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c
SHA256 ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c
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

ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c

Threat Level: Known bad

The file ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c was found to be: Known bad.

Malicious Activity Summary

socks5systemz botnet discovery

Socks5Systemz

Detect Socks5Systemz Payload

Executes dropped EXE

Unexpected DNS network traffic destination

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

2024-06-25 12:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-25 12:36

Reported

2024-06-25 12:39

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.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

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-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1512 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp
PID 1512 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp
PID 1512 wrote to memory of 1212 N/A C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp
PID 1212 wrote to memory of 2452 N/A C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 1212 wrote to memory of 2452 N/A C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 1212 wrote to memory of 2452 N/A C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 1212 wrote to memory of 1772 N/A C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 1212 wrote to memory of 1772 N/A C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 1212 wrote to memory of 1772 N/A C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe

"C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe"

C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp

"C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp" /SL5="$100032,4881297,54272,C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe"

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe

"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe" -i

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe

"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe" -s

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 152.89.198.214:53 csdikza.net udp
TR 94.156.8.80:80 csdikza.net tcp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
US 8.8.8.8:53 80.8.156.94.in-addr.arpa udp

Files

memory/1512-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1512-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-BTF63.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp

MD5 74c7ea861dffe60403ce3ba60d41c098
SHA1 ee228a25407270f89659ae056f4b316ec415b3d7
SHA256 fc1991f3900c69a0fb2f85d164b3c45361665bdd3d0475b0557d84621d56fcd4
SHA512 e7a492e58dc71ac55838eb395022de3b4ba170a1b1411e958939aa8f3015aee6d310484ff5152b42bff1e0b857db105b170a9f133d840fe7fac4b081d4255fb4

memory/1212-12-0x0000000000400000-0x00000000004BA000-memory.dmp

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

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe

MD5 87bb06621a3f40515430d26c0a96ebb2
SHA1 217b13f7191c2ae75f0379e8edbd8a3db39f6f4c
SHA256 0bcde402278a09938c6d16a2c4a179272c129ca9d4f4d94ea9c577bf6f9dc2e8
SHA512 7832708ebe720e8e4cb89d98c2e63dd8ab01e0f53803adfb178b105746044d66aa409aa8c3c9ee99bb2a43477d49a21408cc621fba65690b6d327ca4e2b2035c

memory/2452-59-0x0000000000400000-0x0000000000709000-memory.dmp

memory/2452-60-0x0000000000400000-0x0000000000709000-memory.dmp

memory/2452-63-0x0000000000400000-0x0000000000709000-memory.dmp

memory/2452-65-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1512-68-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1212-69-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/1772-70-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-73-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-76-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-79-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-82-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-85-0x0000000002380000-0x0000000002422000-memory.dmp

memory/1772-87-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-92-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-95-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-98-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-101-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-104-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-107-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-111-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1772-114-0x0000000000400000-0x0000000000709000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-25 12:36

Reported

2024-06-25 12:39

Platform

win11-20240508-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.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-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1220 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp
PID 1220 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp
PID 1220 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp
PID 4756 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 4756 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 4756 wrote to memory of 4640 N/A C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 4756 wrote to memory of 5032 N/A C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 4756 wrote to memory of 5032 N/A C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe
PID 4756 wrote to memory of 5032 N/A C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe

"C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe"

C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp

"C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp" /SL5="$60206,4881297,54272,C:\Users\Admin\AppData\Local\Temp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.exe"

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe

"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe" -i

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe

"C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.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 cerfdvj.net udp
US 8.8.8.8:53 90.250.155.45.in-addr.arpa udp
RU 152.89.198.214:53 cerfdvj.net udp
US 8.8.8.8:53 214.198.89.152.in-addr.arpa udp
LT 91.211.247.248:53 cerfdvj.net udp
US 8.8.8.8:53 248.247.211.91.in-addr.arpa udp

Files

memory/1220-0-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1220-3-0x0000000000401000-0x000000000040B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-6OHKQ.tmp\ad80e50b5eca4f33a7c0d63650d737eb3b692efa9718ab7f4a4e928a632a188c.tmp

MD5 74c7ea861dffe60403ce3ba60d41c098
SHA1 ee228a25407270f89659ae056f4b316ec415b3d7
SHA256 fc1991f3900c69a0fb2f85d164b3c45361665bdd3d0475b0557d84621d56fcd4
SHA512 e7a492e58dc71ac55838eb395022de3b4ba170a1b1411e958939aa8f3015aee6d310484ff5152b42bff1e0b857db105b170a9f133d840fe7fac4b081d4255fb4

memory/4756-10-0x0000000000400000-0x00000000004BA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\is-3D9S0.tmp\_isetup\_iscrypt.dll

MD5 a69559718ab506675e907fe49deb71e9
SHA1 bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA256 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512 e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

C:\Users\Admin\AppData\Local\MP3 RIP Free Edition\mp3ripfreeedition32.exe

MD5 87bb06621a3f40515430d26c0a96ebb2
SHA1 217b13f7191c2ae75f0379e8edbd8a3db39f6f4c
SHA256 0bcde402278a09938c6d16a2c4a179272c129ca9d4f4d94ea9c577bf6f9dc2e8
SHA512 7832708ebe720e8e4cb89d98c2e63dd8ab01e0f53803adfb178b105746044d66aa409aa8c3c9ee99bb2a43477d49a21408cc621fba65690b6d327ca4e2b2035c

memory/4640-59-0x0000000000400000-0x0000000000709000-memory.dmp

memory/4640-60-0x0000000000400000-0x0000000000709000-memory.dmp

memory/4640-65-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-67-0x0000000000400000-0x0000000000709000-memory.dmp

memory/4640-64-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-69-0x0000000000400000-0x0000000000709000-memory.dmp

memory/1220-70-0x0000000000400000-0x0000000000414000-memory.dmp

memory/4756-71-0x0000000000400000-0x00000000004BA000-memory.dmp

memory/5032-72-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-75-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-76-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-79-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-82-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-85-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-86-0x0000000000A40000-0x0000000000AE2000-memory.dmp

memory/5032-91-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-96-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-99-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-102-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-105-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-108-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-111-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-114-0x0000000000400000-0x0000000000709000-memory.dmp

memory/5032-117-0x0000000000400000-0x0000000000709000-memory.dmp