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

bbqoxwr.com

http://bbqoxwr.com/search/?q=67e28dd8685af379125bfd4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff718c2ec959b32

http://bbqoxwr.com/search/?q=67e28dd8685af379125bfd4e7c27d78406abdd88be4b12eab517aa5c96bd86ee908549825a8bbc896c58e713bc90c91c36b5281fc235a925ed3e51d6bd974a95129070b616e96cc92be510b866db52bee348ee4c2b14a82966836f23d7f210c7ee9d9339ce6f971f

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1380-81-0x0000000000830000-0x00000000008D2000-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

2388 17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
3688 fanplayercloudfree.exe
1380 fanplayercloudfree.exe
Loads dropped DLL 1 IoCs

Processes:

17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

pid process

2388 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 91.211.247.248
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

2388 17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

pid	process
2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
3688	fanplayercloudfree.exe
1380	fanplayercloudfree.exe

pid	process
2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp

description	pid	process	target process
PID 4732 wrote to memory of 2388	4732	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 4732 wrote to memory of 2388	4732	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 4732 wrote to memory of 2388	4732	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
PID 2388 wrote to memory of 3688	2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2388 wrote to memory of 3688	2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2388 wrote to memory of 3688	2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2388 wrote to memory of 1380	2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2388 wrote to memory of 1380	2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe
PID 2388 wrote to memory of 1380	2388	17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp	fanplayercloudfree.exe

C:\Users\Admin\AppData\Local\Temp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe
"C:\Users\Admin\AppData\Local\Temp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4732

C:\Users\Admin\AppData\Local\Temp\is-GU5HE.tmp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
"C:\Users\Admin\AppData\Local\Temp\is-GU5HE.tmp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp" /SL5="$601F8,4574974,54272,C:\Users\Admin\AppData\Local\Temp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2388

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:3688

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:1380

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\FanPlayer Cloud Free\fanplayercloudfree.exe
Filesize
2.5MB

MD5
4d4efed21b343f5f2d376805c1828464

SHA1
ce026280852af32b617353c2c165b0cd0446adb7

SHA256
293b5f5c4b5662c0ecb53670acf040105cc107b89c75bdc09753ac436fb62e7f

SHA512
fadcd79cc4a371e1e0e1dd4f685ecb7b199b97c8a549c367f30e01d8cfd72528c2ee9d2283088ec9c8502d2990fc8a2ad4474e2f0958a788c2738e1854abab37

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GU5HE.tmp\17063216a66beb16f8182f9d074869faaf932c4a1169ce358ad7263c6df83879.tmp
Filesize
680KB

MD5
2154bbdc6c2dbb50a3cb91c53dfe890c

SHA1
7dc893259f9ff4792ae127ae06bd231638464001

SHA256
e5259ed1134d255d778da9b2748841a47e6dc6949f6e3e6dc53f0ed114ea20d4

SHA512
4bbb22ef4d80c5b0df178da5d1794ed7f7909cc2abdc511314d3c1d9e8a412fbddf7407536d1d98affc16d089cbcb15b3e8f8c264f99607c554e1627beaea45f

Download Submit
\Users\Admin\AppData\Local\Temp\is-FALP2.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/1380-99-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-102-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-129-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-124-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-121-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-118-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-115-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-112-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-68-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-71-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-74-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-77-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-80-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-81-0x0000000000830000-0x00000000008D2000-memory.dmp

Filesize
648KB

Download
memory/1380-85-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-90-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-93-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-96-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-109-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/1380-105-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/2388-7-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2388-67-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3688-61-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/3688-63-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/3688-60-0x0000000000400000-0x0000000000678000-memory.dmp

Filesize
2.5MB

Download
memory/4732-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4732-66-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4732-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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