socks5systemz | 17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879

General

Target

17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe
Size

4.6MB
MD5

889b68487abf9dc7ff1d5dce80cc4ffa
SHA1

82857ba4a777ec72f7efc48b3bdd0f66b028332a
SHA256

17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879
SHA512

cc8caf47d7c0d492e0d4635a2e6ead936959a7660a7ef0d334d065dafaf28a8c6cf64598dfc016ab94f7e0734b6eee00367963c3fa8a6f038da05558a93844f8
SSDEEP

98304:mveAjZ78X2iB7qEhP1t5hWVOYYuLHjGrQUGR3WK4dfKhmW51BisNBMeu4gzoP:rAjZ7MPtEVxYuLCrQUGb4xoIReuHzoP

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bwihksv.com

http://bwihksv.com/search/?q=67e28dd86f5ff42d4509ac187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f87fd12c0ec96

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2576-95-0x0000000002770000-0x0000000002812000-memory.dmp	family_socks5systemz

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

Processes:

17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmpfanplayercloudfree.exefanplayercloudfree.exe

pid process

2192 17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
2668 fanplayercloudfree.exe
2576 fanplayercloudfree.exe

pid	process
2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
2668	fanplayercloudfree.exe
2576	fanplayercloudfree.exe

Loads dropped DLL 5 IoCs

Processes:

17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

pid	process
2444	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe
2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.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:

17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

pid process

2192 17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

description	pid	process	target process
PID 2444 wrote to memory of 2192	2444	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 2444 wrote to memory of 2192	2444	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 2444 wrote to memory of 2192	2444	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 2444 wrote to memory of 2192	2444	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 2444 wrote to memory of 2192	2444	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 2444 wrote to memory of 2192	2444	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 2444 wrote to memory of 2192	2444	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 2192 wrote to memory of 2668	2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2192 wrote to memory of 2668	2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2192 wrote to memory of 2668	2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2192 wrote to memory of 2668	2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2192 wrote to memory of 2576	2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2192 wrote to memory of 2576	2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2192 wrote to memory of 2576	2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2192 wrote to memory of 2576	2192	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe

C:\Users\Admin\AppData\Local\Temp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe
"C:\Users\Admin\AppData\Local\Temp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2444

C:\Users\Admin\AppData\Local\Temp\is-MN43L.tmp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
"C:\Users\Admin\AppData\Local\Temp\is-MN43L.tmp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp" /SL5="$5014A,4574974,54272,C:\Users\Admin\AppData\Local\Temp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2192

C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\fanplayercloudfree.exe
"C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\fanplayercloudfree.exe" -i
3⤵
- Executes dropped EXE
PID:2668

C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\fanplayercloudfree.exe
"C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\fanplayercloudfree.exe" -s
3⤵
- Executes dropped EXE
PID:2576

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\FanPlayer Cloud Free\fanplayercloudfree.exe
Filesize
2.5MB

MD5
4d4efed21b343f5f2d376805c1828464

SHA1
ce026280852af32b617353c2c165b0cd0446adb7

SHA256
293b5f5c4b5662c0ecb53670acf040105cc107b89c75bdc09753ac436fb62e7f

SHA512
fadcd79cc4a371e1e0e1dd4f685ecb7b199b97c8a549c367f30e01d8cfd72528c2ee9d2283088ec9c8502d2990fc8a2ad4474e2f0958a788c2738e1854abab37

Download Submit
\Users\Admin\AppData\Local\Temp\is-CNN97.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-CNN97.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-MN43L.tmp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
Filesize
680KB

MD5
2154bbdc6c2dbb50a3cb91c53dfe890c

SHA1
7dc893259f9ff4792ae127ae06bd231638464001

SHA256
e5259ed1134d255d778da9b2748841a47e6dc6949f6e3e6dc53f0ed114ea20d4

SHA512
4bbb22ef4d80c5b0df178da5d1794ed7f7909cc2abdc511314d3c1d9e8a412fbddf7407536d1d98affc16d089cbcb15b3e8f8c264f99607c554e1627beaea45f

Download Submit
memory/2192-9-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2192-64-0x0000000003A30000-0x0000000003CA8000-memory.dmp

Filesize
2.5MB

Download
memory/2192-79-0x0000000003A30000-0x0000000003CA8000-memory.dmp

Filesize
2.5MB

Download
memory/2192-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2444-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2444-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2444-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2576-80-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-99-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-138-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-76-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-133-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-130-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-83-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-86-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-89-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-92-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-95-0x0000000002770000-0x0000000002812000-memory.dmp

Filesize
648KB

Download
memory/2576-72-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-102-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-105-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-108-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-111-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-114-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-118-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-121-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-124-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2576-127-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2668-65-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2668-67-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2668-70-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads