socks5systemz | 193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2

General

Target

193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe
Size

4.8MB
MD5

5618252bc2559b564db89c7c50868bcf
SHA1

ff96d364bd5a98a2dc8d29fcc540956298b15a1c
SHA256

193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2
SHA512

6b181e6cafd5352d7915d1e0c0eab123423fce8132cbf2aa6f12a57bf23ec05f0d35a098ec656a590f13a7b40febe74ffb9507ff887f58930f618d319df2d46d
SSDEEP

98304:mxO1GDvbTGYhb8QSfJEly4x3AJki9zVfrqs0xIFaA8UG/mZf:mBrGYhEREly4x3CzVfrqsAD1mf

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

dlfbies.info

krobvlp.ua

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2512-92-0x0000000002280000-0x0000000002322000-memory.dmp	family_socks5systemz

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

Processes:

193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmpm4atomp3converter.exem4atomp3converter.exe

pid process

2100 193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
2588 m4atomp3converter.exe
2512 m4atomp3converter.exe

pid	process
2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
2588	m4atomp3converter.exe
2512	m4atomp3converter.exe

Loads dropped DLL 5 IoCs

Processes:

193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp

pid	process
848	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe
2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.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	45.155.250.90
Destination IP	81.31.197.38
Destination IP	152.89.198.214
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	91.211.247.248
Destination IP	91.211.247.248
Destination IP	45.155.250.90
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	45.155.250.90

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:

193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp

pid process

2100 193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp

pid	process
2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp

description	pid	process	target process
PID 848 wrote to memory of 2100	848	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
PID 848 wrote to memory of 2100	848	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
PID 848 wrote to memory of 2100	848	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
PID 848 wrote to memory of 2100	848	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
PID 848 wrote to memory of 2100	848	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
PID 848 wrote to memory of 2100	848	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
PID 848 wrote to memory of 2100	848	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
PID 2100 wrote to memory of 2588	2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp	m4atomp3converter.exe
PID 2100 wrote to memory of 2588	2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp	m4atomp3converter.exe
PID 2100 wrote to memory of 2588	2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp	m4atomp3converter.exe
PID 2100 wrote to memory of 2588	2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp	m4atomp3converter.exe
PID 2100 wrote to memory of 2512	2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp	m4atomp3converter.exe
PID 2100 wrote to memory of 2512	2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp	m4atomp3converter.exe
PID 2100 wrote to memory of 2512	2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp	m4atomp3converter.exe
PID 2100 wrote to memory of 2512	2100	193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp	m4atomp3converter.exe

C:\Users\Admin\AppData\Local\Temp\193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe
"C:\Users\Admin\AppData\Local\Temp\193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:848

C:\Users\Admin\AppData\Local\Temp\is-TDNEV.tmp\193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
"C:\Users\Admin\AppData\Local\Temp\is-TDNEV.tmp\193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp" /SL5="$5014E,4778432,54272,C:\Users\Admin\AppData\Local\Temp\193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2100

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -i
3⤵
- Executes dropped EXE
PID:2588

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -s
3⤵
- Executes dropped EXE
PID:2512

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe
Filesize
2.9MB

MD5
ad7b86704e7ac5153c03edd0c3ef1768

SHA1
4841a53eea38e7426809d7840ca300a6ed43c701

SHA256
3453497f60f3b730e15d3d697dd91233042c92a8706fe7601084c09b93146c79

SHA512
f40ede904efbca61c9440de0ad80cb6b9e3b047b8caf2ad745c9762cf5c2168b78e5aeba21f8dd8e6c6fdd9ba098ed4566aa77642e09072225c0489aebb34b5f

Download Submit
\Users\Admin\AppData\Local\Temp\is-GT13R.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-GT13R.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-TDNEV.tmp\193d3b57054d5a6b791995792f232133f7a9d1988834da6736c73a379f88f7b2.tmp
Filesize
680KB

MD5
283da5c763c54b41092d9fe0d244b491

SHA1
d5e6a5b76a18c5a1d68244f2c3697bd8881fcf03

SHA256
339d2ff372992255baddd6d21cc15045b42780b25d251f570480e1aacdd00ad9

SHA512
306815b5fd5c387ffd9705097271edf5851cee7c28d1bc707813ce26714e8f722b8a34f73c43903ab6e7303dafc6ab6fa48262e487d86124c037879618cbd45a

Download Submit
memory/848-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/848-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/848-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2100-79-0x0000000003510000-0x00000000037FD000-memory.dmp

Filesize
2.9MB

Download
memory/2100-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2100-64-0x0000000003510000-0x00000000037FD000-memory.dmp

Filesize
2.9MB

Download
memory/2100-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2512-91-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-98-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-71-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-75-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-78-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-134-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-82-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-85-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-88-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-131-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-92-0x0000000002280000-0x0000000002322000-memory.dmp

Filesize
648KB

Download
memory/2512-128-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-101-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-104-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-107-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-110-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-113-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-116-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-119-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-122-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2512-125-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2588-65-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2588-66-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2588-69-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads