socks5systemz | 3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339

General

Target

3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe
Size

4.9MB
MD5

a0beeee56cf28926d870b5b4c11bd74d
SHA1

97046dd1c0581f774179be4abfa5e337f848b20c
SHA256

3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339
SHA512

07e916601ac31b914cede30130500032ef380120c18a97a5f32bbd7bd40992f5c151ded1fb1bda43913248c4e4ea7eec9673c361dfd6ec972299d659b98b5a7c
SSDEEP

98304:m1Tl9IFMASPUrPJwXax8bFbmyRvpCrvEdwlXfRdAITlfhln24LOMzG9jv4kOFCe:2TcFM78qkAFbvVdqPR+ITlfrdSMa9jv0

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

buustyp.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2516-92-0x00000000023A0000-0x0000000002442000-memory.dmp	family_socks5systemz

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

Processes:

3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmpmoonvoiceassist32_64.exemoonvoiceassist32_64.exe

pid process

1604 3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
3032 moonvoiceassist32_64.exe
2516 moonvoiceassist32_64.exe

pid	process
1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
3032	moonvoiceassist32_64.exe
2516	moonvoiceassist32_64.exe

Loads dropped DLL 5 IoCs

Processes:

3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp

pid	process
1688	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe
1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp

Unexpected DNS network traffic destination 3 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 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:

3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp

pid process

1604 3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp

description	ioc
Destination IP	141.98.234.31
Destination IP	152.89.198.214
Destination IP	91.211.247.248

pid	process
1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp

description	pid	process	target process
PID 1688 wrote to memory of 1604	1688	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
PID 1688 wrote to memory of 1604	1688	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
PID 1688 wrote to memory of 1604	1688	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
PID 1688 wrote to memory of 1604	1688	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
PID 1688 wrote to memory of 1604	1688	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
PID 1688 wrote to memory of 1604	1688	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
PID 1688 wrote to memory of 1604	1688	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
PID 1604 wrote to memory of 3032	1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp	moonvoiceassist32_64.exe
PID 1604 wrote to memory of 3032	1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp	moonvoiceassist32_64.exe
PID 1604 wrote to memory of 3032	1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp	moonvoiceassist32_64.exe
PID 1604 wrote to memory of 3032	1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp	moonvoiceassist32_64.exe
PID 1604 wrote to memory of 2516	1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp	moonvoiceassist32_64.exe
PID 1604 wrote to memory of 2516	1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp	moonvoiceassist32_64.exe
PID 1604 wrote to memory of 2516	1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp	moonvoiceassist32_64.exe
PID 1604 wrote to memory of 2516	1604	3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp	moonvoiceassist32_64.exe

C:\Users\Admin\AppData\Local\Temp\3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe
"C:\Users\Admin\AppData\Local\Temp\3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1688

C:\Users\Admin\AppData\Local\Temp\is-RDIA6.tmp\3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
"C:\Users\Admin\AppData\Local\Temp\is-RDIA6.tmp\3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp" /SL5="$30150,4843166,54272,C:\Users\Admin\AppData\Local\Temp\3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1604

C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -i
3⤵
- Executes dropped EXE
PID:3032

C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -s
3⤵
- Executes dropped EXE
PID:2516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
Filesize
3.0MB

MD5
e11a138fe16de219a9e4f8680afdc6fa

SHA1
cb47d16cc94e5ff6b0d806602774957d909a3d6c

SHA256
a10199e7f4246e38b6af6dce4fee51cb190f83130ef891c26648318f84a60963

SHA512
d92fd6a0531c8cd75dcb2d991f7b79d548f93950e6fd2b7e0fe9177094d417902ec75cf93b80a2710eeb5cc779927c8238c5f907b4bc832fd0e1717c8b9bf62a

Download Submit
\Users\Admin\AppData\Local\Temp\is-QUF23.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-QUF23.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-RDIA6.tmp\3142d3d70a3cf61573d27d759087dfbef92a102ed37f8c6c15c348df19a55339.tmp
Filesize
680KB

MD5
895d982b558dbe81e0d8d31e818f766e

SHA1
27d9e61b8edaf48db4c519be05f0f4ea33900a7a

SHA256
3c0328c6c8c37a3e81cb28c46eeb4c98f033eaf28326903ac6e7204d23928cfb

SHA512
4ab3f51fe1f4b7ce5bd6e21518de1ebae7b631bb4a968a424efff6db1a53755853478db108547492a2784c55f1d934f776388232f556880f682e401c45b7db97

Download Submit
memory/1604-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1604-64-0x0000000004220000-0x000000000451F000-memory.dmp

Filesize
3.0MB

Download
memory/1604-79-0x0000000004220000-0x000000000451F000-memory.dmp

Filesize
3.0MB

Download
memory/1604-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1688-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1688-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1688-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2516-75-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-104-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-119-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-116-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-78-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-113-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-82-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-85-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-88-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-91-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-92-0x00000000023A0000-0x0000000002442000-memory.dmp

Filesize
648KB

Download
memory/2516-98-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-101-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-71-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-107-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/2516-110-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/3032-65-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/3032-66-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download
memory/3032-69-0x0000000000400000-0x00000000006FF000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads