socks5systemz | 3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d

General

Target

3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe
Size

5.6MB
MD5

442dfb5102fba38abbd5baea24ad9a54
SHA1

395aaaf0bc4ae855d31ebc2a64def63f30c17f68
SHA256

3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d
SHA512

f8dddfdafe2de8edb3017f89b6039b7c50655603c0b88b70911d3273f55fb03794b35a7364a72c91ecad8455e42c7c314f9bc1cb20651fd43a451a17c2c06fc4
SSDEEP

98304:mWwDqvV4FOvSxqRXFqLbEDhXdCvWCLVGhLysL2phmPzBsRv//1w2x77Y8lg3:xaUXF8oCOWsWhFRvO2xPS

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bfaifid.com

http://bfaifid.com/search/?q=67e28dd86a5ef62a130aa5197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f88ff11c7ed96

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2900-94-0x00000000022D0000-0x0000000002372000-memory.dmp	family_socks5systemz

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

Processes:

3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmpsvomediaplayer.exesvomediaplayer.exe

pid process

2204 3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
240 svomediaplayer.exe
2900 svomediaplayer.exe

pid	process
2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
240	svomediaplayer.exe
2900	svomediaplayer.exe

Loads dropped DLL 6 IoCs

Processes:

3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp

pid	process
2032	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe
2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.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 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:

3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp

pid process

2204 3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp

description	pid	process	target process
PID 2032 wrote to memory of 2204	2032	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
PID 2032 wrote to memory of 2204	2032	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
PID 2032 wrote to memory of 2204	2032	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
PID 2032 wrote to memory of 2204	2032	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
PID 2032 wrote to memory of 2204	2032	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
PID 2032 wrote to memory of 2204	2032	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
PID 2032 wrote to memory of 2204	2032	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
PID 2204 wrote to memory of 240	2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp	svomediaplayer.exe
PID 2204 wrote to memory of 240	2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp	svomediaplayer.exe
PID 2204 wrote to memory of 240	2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp	svomediaplayer.exe
PID 2204 wrote to memory of 240	2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp	svomediaplayer.exe
PID 2204 wrote to memory of 2900	2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp	svomediaplayer.exe
PID 2204 wrote to memory of 2900	2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp	svomediaplayer.exe
PID 2204 wrote to memory of 2900	2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp	svomediaplayer.exe
PID 2204 wrote to memory of 2900	2204	3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp	svomediaplayer.exe

C:\Users\Admin\AppData\Local\Temp\3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe
"C:\Users\Admin\AppData\Local\Temp\3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2032

C:\Users\Admin\AppData\Local\Temp\is-QOA34.tmp\3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
"C:\Users\Admin\AppData\Local\Temp\is-QOA34.tmp\3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp" /SL5="$4010A,5646587,54272,C:\Users\Admin\AppData\Local\Temp\3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2204

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:240

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:2900

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

Loading Replay Monitor...

Downloads

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

MD5
b2c7c435ee7a1a68794e0b7653a249ee

SHA1
6c0504155bc15345e48417b4d47cf010f94368d8

SHA256
6af493a89d2d4388e85bc6f10b4fedffc676602ad6a74d7c9e5818330c307511

SHA512
187f14ba199013a75598044f5aa21304d99c3691af3d47b1cf8f379920e75943cdf5e101fc25ff359577f958fb5bd508535fe23436ce56ba8cc3b21835fe3017

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

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

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

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-QOA34.tmp\3d9f22cef83382f6894033a54bf3425e532efe24338ce6177ab87284aa6a693d.tmp
Filesize
680KB

MD5
e6d2fc7b9b3ceccedcf57875330a8ff1

SHA1
7bc2a4e40e24b2c0d130883b7255a97cdd4e1e6f

SHA256
001f671b1a90209f7133c55c809be8fe96797c89bebcce04aab5e846d9c91cc3

SHA512
0d5809e67459ce5eae974f11428fe5fc124f52d7532528d5952dca17b29d6941a7b1f31e04fbcdc62e86f6186586efb559cfeaca054a7d05c77461d31455ac7f

Download Submit
memory/240-68-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/240-69-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/240-72-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2032-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2032-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2032-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2204-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2204-80-0x0000000003AA0000-0x0000000003DA5000-memory.dmp

Filesize
3.0MB

Download
memory/2204-66-0x0000000003AA0000-0x0000000003DA5000-memory.dmp

Filesize
3.0MB

Download
memory/2204-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2900-81-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-106-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-84-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-87-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-90-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-93-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-94-0x00000000022D0000-0x0000000002372000-memory.dmp

Filesize
648KB

Download
memory/2900-100-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-103-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-77-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-109-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-112-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-115-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-119-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-122-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-125-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-128-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-131-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-134-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download
memory/2900-139-0x0000000000400000-0x0000000000705000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads