socks5systemz | 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976

General

Target

0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe
Size

4.8MB
MD5

21af745881a01acc811ad8e241fec9a1
SHA1

ae3d6697718fb8ec8baf7542748b071b7d302032
SHA256

0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976
SHA512

45312ceca030fa9394a19909e1f5ab2d19284b6ba22e56c9fa1f0bc47eca0e0b1586115541eacddccfb1da217f7ba31ab9603df90cb0c31479342c100c96528c
SSDEEP

98304:mP1rGSW7zxiheOwkQ0MfvZLWScYTVcLiYntsCvWMaEOu:EGtcwkQpZLH9TVGsgaEOu

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bxeizqp.com

http://bxeizqp.com/search/?q=67e28dd86c5af52d4607af197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff718c0ee919b3b

http://bxeizqp.com/search/?q=67e28dd86c5af52d4607af197c27d78406abdd88be4b12eab517aa5c96bd86e992844f835a8bbc896c58e713bc90c91b36b5281fc235a925ed3e06d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d933bcc6b9716

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2260-87-0x00000000009A0000-0x0000000000A42000-memory.dmp	family_socks5systemz
behavioral2/memory/2260-111-0x00000000009A0000-0x0000000000A42000-memory.dmp	family_socks5systemz
behavioral2/memory/2260-112-0x00000000009A0000-0x0000000000A42000-memory.dmp	family_socks5systemz

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

Processes:

0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmpstarsaudioconverter32.exestarsaudioconverter32.exe

pid process

588 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp
672 starsaudioconverter32.exe
2260 starsaudioconverter32.exe
Loads dropped DLL 1 IoCs

Processes:

0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp

pid process

588 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp
Unexpected DNS network traffic destination 1 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
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:

0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp

pid process

588 0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp

pid	process
588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp
672	starsaudioconverter32.exe
2260	starsaudioconverter32.exe

pid	process
588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp

description	pid	process	target process
PID 5016 wrote to memory of 588	5016	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp
PID 5016 wrote to memory of 588	5016	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp
PID 5016 wrote to memory of 588	5016	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp
PID 588 wrote to memory of 672	588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp	starsaudioconverter32.exe
PID 588 wrote to memory of 672	588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp	starsaudioconverter32.exe
PID 588 wrote to memory of 672	588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp	starsaudioconverter32.exe
PID 588 wrote to memory of 2260	588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp	starsaudioconverter32.exe
PID 588 wrote to memory of 2260	588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp	starsaudioconverter32.exe
PID 588 wrote to memory of 2260	588	0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp	starsaudioconverter32.exe

C:\Users\Admin\AppData\Local\Temp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe
"C:\Users\Admin\AppData\Local\Temp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5016

C:\Users\Admin\AppData\Local\Temp\is-8RIC4.tmp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp
"C:\Users\Admin\AppData\Local\Temp\is-8RIC4.tmp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp" /SL5="$40200,4827110,54272,C:\Users\Admin\AppData\Local\Temp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:588

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe
"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe" -i
3⤵
- Executes dropped EXE
PID:672

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe
"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe" -s
3⤵
- Executes dropped EXE
PID:2260

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

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe
Filesize
2.4MB

MD5
1e605b2f7c4dc09a0d6d523d26b7312b

SHA1
0c9f04bcbcff8871138fed00aa02765ce0f123a0

SHA256
923f8e55cf1560fa17831e5333817946a01f68aad92476e458a11b9280ba0a29

SHA512
0178cd3be66a4eef57b133098f76df717e5100647c734398170c5a03578e29f617f478b11a32d1b46d2ca10f56bcd61c21936daef6e770f420e29da31dc2f8b3

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-8RIC4.tmp\0288361027396c980607f852136c2a8ee37b0aebfa32fb0180e87f16c2de1976.tmp
Filesize
680KB

MD5
29da7e3bec87235642f4c72ac4df72d1

SHA1
69d07967cf80c72a2f00af2764ba152321382d23

SHA256
d4adce8a98b1f3b3bede8c88027ae9cc0f0ee4c5a1e6cc9fc7f8fcaf927633e9

SHA512
f345b11d9dbe069a8b18a33f8560aa6e9c885f1a38e2511504dff56e9d182224d8134aa08b5ccc7b50d6d4a34f0dcfa5740dda2a0363a067f38dfe08c1aa53c7

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

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/588-71-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/588-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/672-65-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/672-59-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/672-60-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/672-64-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-76-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-87-0x00000000009A0000-0x0000000000A42000-memory.dmp

Filesize
648KB

Download
memory/2260-69-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-119-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-116-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-72-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-75-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-112-0x00000000009A0000-0x0000000000A42000-memory.dmp

Filesize
648KB

Download
memory/2260-79-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-82-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-85-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-67-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-89-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-95-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-98-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-101-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-104-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-107-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-110-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2260-111-0x00000000009A0000-0x0000000000A42000-memory.dmp

Filesize
648KB

Download
memory/5016-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5016-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/5016-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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