socks5systemz | 58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95

General

Target

58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe
Size

4.6MB
MD5

edaa71b5ac9f5e5807c6d4cc4aa244e1
SHA1

6343c7660c706f4625c05f2f5e5b7415549dd90f
SHA256

58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95
SHA512

dc1d103f29a830fea7ed6f22213be8dd0ca1a33acf83864174c0b80149eb7c4f1c2ef0e558eb65afcbdfbbaea18e6bd70b77cad5d496c87afeecc51517595629
SSDEEP

98304:m++o1Fi3emj/7OguWjKTR6Te/6stdv3XmyuThhvZvyrylbhwHqfTu53SpUwc7:31sOmztuW4kTO6SN32yuThhsr8bhSwTM

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ckdjniu.net

gvmohik.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1080-93-0x0000000002350000-0x00000000023F2000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmpmediaplayerrptuning32.exemediaplayerrptuning32.exe

pid process

1920 58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
2692 mediaplayerrptuning32.exe
1080 mediaplayerrptuning32.exe

pid	process
1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
2692	mediaplayerrptuning32.exe
1080	mediaplayerrptuning32.exe

Loads dropped DLL 5 IoCs

Processes:

58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp

pid	process
1596	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe
1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp

Unexpected DNS network traffic destination 13 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description	ioc
Destination IP	141.98.234.31
Destination IP	152.89.198.214
Destination IP	141.98.234.31
Destination IP	141.98.234.31
Destination IP	81.31.197.38
Destination IP	152.89.198.214
Destination IP	152.89.198.214
Destination IP	45.155.250.90
Destination IP	152.89.198.214
Destination IP	45.155.250.90
Destination IP	81.31.197.38
Destination IP	91.211.247.248
Destination IP	91.211.247.248

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp

pid process

1920 58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp

pid	process
1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp

description	pid	process	target process
PID 1596 wrote to memory of 1920	1596	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
PID 1596 wrote to memory of 1920	1596	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
PID 1596 wrote to memory of 1920	1596	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
PID 1596 wrote to memory of 1920	1596	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
PID 1596 wrote to memory of 1920	1596	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
PID 1596 wrote to memory of 1920	1596	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
PID 1596 wrote to memory of 1920	1596	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
PID 1920 wrote to memory of 2692	1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp	mediaplayerrptuning32.exe
PID 1920 wrote to memory of 2692	1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp	mediaplayerrptuning32.exe
PID 1920 wrote to memory of 2692	1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp	mediaplayerrptuning32.exe
PID 1920 wrote to memory of 2692	1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp	mediaplayerrptuning32.exe
PID 1920 wrote to memory of 1080	1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp	mediaplayerrptuning32.exe
PID 1920 wrote to memory of 1080	1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp	mediaplayerrptuning32.exe
PID 1920 wrote to memory of 1080	1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp	mediaplayerrptuning32.exe
PID 1920 wrote to memory of 1080	1920	58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp	mediaplayerrptuning32.exe

C:\Users\Admin\AppData\Local\Temp\58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe
"C:\Users\Admin\AppData\Local\Temp\58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1596

C:\Users\Admin\AppData\Local\Temp\is-5G2Q1.tmp\58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
"C:\Users\Admin\AppData\Local\Temp\is-5G2Q1.tmp\58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp" /SL5="$40150,4588471,54272,C:\Users\Admin\AppData\Local\Temp\58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1920

C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning32.exe
"C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning32.exe" -i
3⤵
- Executes dropped EXE
PID:2692

C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning32.exe
"C:\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning32.exe" -s
3⤵
- Executes dropped EXE
PID:1080

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

\Users\Admin\AppData\Local\Media Player RPTuning\mediaplayerrptuning32.exe
Filesize
2.5MB

MD5
8d7984bd117a93566261ea0740711086

SHA1
d527a4e91e3b1389f2655cb10f07f59541ceaabf

SHA256
c95b1c554a3a0910a39a5d1f84ce6bd5fa9a2f0a26fd9a17fa8a362320259226

SHA512
1fe119ad46c278cd7fe1dfc7e42528160b092fbea00f4a4ed3061fc8e6f10753e202ebc247ba249d857859d673503dd52aafa3e8111fe84c4c60d9dea15f055e

Download Submit
\Users\Admin\AppData\Local\Temp\is-5G2Q1.tmp\58eefda0ad2d2c4308381d68caf37aca5be90ece50da5a38b80eea0c84ce0e95.tmp
Filesize
680KB

MD5
0974ba095ce319c21275c60758122947

SHA1
a459f36fc33297d242af213eda9d326967c9bcd5

SHA256
b1d3bfec6e0fd3effd9f9c661082d9b8bd8b01cc7168b0ec73d2e1df195362a6

SHA512
01bdc7b62f999a2a099277a6caee7e721bb1cb3e9639e955edf412e206ea6de4d7b68cb60c31644869a09c9e28ee02b4b327bf2e3e338dbbe8a2b3537055c7ec

Download Submit
\Users\Admin\AppData\Local\Temp\is-81CAM.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-81CAM.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1080-105-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-111-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-135-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-132-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-129-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-126-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-123-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-72-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-120-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-117-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-76-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-114-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-80-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-83-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-86-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-89-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-92-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-93-0x0000000002350000-0x00000000023F2000-memory.dmp

Filesize
648KB

Download
memory/1080-99-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-102-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1080-108-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/1596-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1596-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1596-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1920-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1920-77-0x0000000003600000-0x0000000003885000-memory.dmp

Filesize
2.5MB

Download
memory/1920-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1920-64-0x0000000003600000-0x0000000003885000-memory.dmp

Filesize
2.5MB

Download
memory/2692-70-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/2692-67-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download
memory/2692-65-0x0000000000400000-0x0000000000685000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads