socks5systemz | d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5

General

Target

d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.exe
Size

5.6MB
MD5

075448ff8dc9a7f563d26357f028aee7
SHA1

ad857fb4de3617a24bbbbb411b3544e84ac67811
SHA256

d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5
SHA512

8d1b0566ca46a9c7185e5aeca13bbc4c166587f23d88d746c094d41ff0942c58d5df3aa86e2ef97bd8d35faf6c99f7f1615008a1edda6e38085c45cf2c35954e
SSDEEP

98304:mLs3kUBdZbX7Suum2B1oZ0tJ/ejIJNxePvQniJd5SvY3dh4lZe9UE:sUP1LIm2By0tJ/ejI1ePsC7Sy4HTE

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bgolboz.com

http://bgolboz.com/search/?q=67e28dd8655df07d165afd1f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff715c4e8909a38

http://bgolboz.com/search/?q=67e28dd8655df07d165afd1f7c27d78406abdd88be4b12eab517aa5c96bd86ee95844a885a8bbc896c58e713bc90c91936b5281fc235a925ed3e01d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d9e3fca6a9615

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4720-91-0x00000000029E0000-0x0000000002A82000-memory.dmp	family_socks5systemz
behavioral2/memory/4720-117-0x00000000029E0000-0x0000000002A82000-memory.dmp	family_socks5systemz
behavioral2/memory/4720-116-0x00000000029E0000-0x0000000002A82000-memory.dmp	family_socks5systemz

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

Processes:

d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmpsvomediaplayer.exesvomediaplayer.exe

pid process

4304 d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
2092 svomediaplayer.exe
4720 svomediaplayer.exe

Loads dropped DLL 3 IoCs

Processes:

d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp

pid	process
4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.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 152.89.198.214
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:

d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp

pid process

4304 d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp

description	ioc
Destination IP	152.89.198.214

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.exed14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp

description	pid	process	target process
PID 3500 wrote to memory of 4304	3500	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.exe	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
PID 3500 wrote to memory of 4304	3500	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.exe	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
PID 3500 wrote to memory of 4304	3500	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.exe	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
PID 4304 wrote to memory of 2092	4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp	svomediaplayer.exe
PID 4304 wrote to memory of 2092	4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp	svomediaplayer.exe
PID 4304 wrote to memory of 2092	4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp	svomediaplayer.exe
PID 4304 wrote to memory of 4720	4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp	svomediaplayer.exe
PID 4304 wrote to memory of 4720	4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp	svomediaplayer.exe
PID 4304 wrote to memory of 4720	4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp	svomediaplayer.exe

C:\Users\Admin\AppData\Local\Temp\d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.exe
"C:\Users\Admin\AppData\Local\Temp\d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3500

C:\Users\Admin\AppData\Local\Temp\is-AJNR9.tmp\d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
"C:\Users\Admin\AppData\Local\Temp\is-AJNR9.tmp\d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp" /SL5="$5020E,5659209,54272,C:\Users\Admin\AppData\Local\Temp\d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4304

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -i
3⤵
- Executes dropped EXE
PID:2092

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -s
3⤵
- Executes dropped EXE
PID:4720

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

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
Filesize
3.0MB

MD5
95cda9b3c9d9432a8197e96f5727f7e0

SHA1
75e39dc83a1ea1dbaca14ddda7b20427d2736132

SHA256
4eff319ea7d7535d905707320c9e12ad0545ba0e4f7011024b1807c6e2ae508a

SHA512
301234886ba8c7024468e479a47a4005226efc52b7050c2dcdf83c78238149114be2902d123acf260b4f1b03fdb3dd6d74209ed68c0138d50f954d617cc8bac8

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-AJNR9.tmp\d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
Filesize
680KB

MD5
548dec969992f3e928d7c5bcf6dbeccf

SHA1
f4da2c90b95749fbb89e1a16f55719078cb128aa

SHA256
9a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768

SHA512
e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-MAFU8.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-MAFU8.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/2092-71-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2092-65-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2092-66-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2092-69-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/3500-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3500-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3500-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4304-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4304-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4720-77-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-103-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-80-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-83-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-86-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-89-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-91-0x00000000029E0000-0x0000000002A82000-memory.dmp

Filesize
648KB

Download
memory/4720-95-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-100-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-74-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-106-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-109-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-112-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-115-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-117-0x00000000029E0000-0x0000000002A82000-memory.dmp

Filesize
648KB

Download
memory/4720-116-0x00000000029E0000-0x0000000002A82000-memory.dmp

Filesize
648KB

Download
memory/4720-121-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/4720-124-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download

pid	process
4304	d14b74413a54bc595a3b381ea7fffdb427d7b6452ee9eb4284438e169e70b0d5.tmp
2092	svomediaplayer.exe
4720	svomediaplayer.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads