socks5systemz | 945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673

General

Target

945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.exe
Size

5.8MB
MD5

875191f204d65fba87578811a903b55c
SHA1

f5f246da6aa53095f3fd1cc5b798af0f626464f6
SHA256

945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673
SHA512

18319a7dac083bbacaff0d23e6d04c2f45d1af1655830e063102b70789c8ef065e824dfbc2d5073edb7884326faefdda813cb0bd7135e57722d9b383f65ef84b
SSDEEP

98304:mat5MY7lL4fOoffsRGRS2PJrHKLQ/wAzRQwLn368K3BVKQI+fkrYtg91qSe/fC:n5MqBeO+SwJWAza1RVw+fGv1unC

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bdhnscc.com

http://bdhnscc.com/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff715c3ed929c3a

http://bdhnscc.com/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12eab517aa5c96bd86ec94814f845a8bbc896c58e713bc90c91f36b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9e38cf689017

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/976-89-0x0000000000A70000-0x0000000000B12000-memory.dmp	family_socks5systemz
behavioral1/memory/976-115-0x0000000000A70000-0x0000000000B12000-memory.dmp	family_socks5systemz
behavioral1/memory/976-114-0x0000000000A70000-0x0000000000B12000-memory.dmp	family_socks5systemz

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

Processes:

945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmpsvomediaplayer.exesvomediaplayer.exe

pid process

1920 945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
4360 svomediaplayer.exe
976 svomediaplayer.exe

Loads dropped DLL 3 IoCs

Processes:

945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp

pid	process
1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.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:

945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp

pid process

1920 945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp

description	ioc
Destination IP	152.89.198.214

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.exe945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp

description	pid	process	target process
PID 880 wrote to memory of 1920	880	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.exe	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
PID 880 wrote to memory of 1920	880	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.exe	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
PID 880 wrote to memory of 1920	880	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.exe	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
PID 1920 wrote to memory of 4360	1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp	svomediaplayer.exe
PID 1920 wrote to memory of 4360	1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp	svomediaplayer.exe
PID 1920 wrote to memory of 4360	1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp	svomediaplayer.exe
PID 1920 wrote to memory of 976	1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp	svomediaplayer.exe
PID 1920 wrote to memory of 976	1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp	svomediaplayer.exe
PID 1920 wrote to memory of 976	1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp	svomediaplayer.exe

C:\Users\Admin\AppData\Local\Temp\945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.exe
"C:\Users\Admin\AppData\Local\Temp\945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:880

C:\Users\Admin\AppData\Local\Temp\is-6962U.tmp\945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
"C:\Users\Admin\AppData\Local\Temp\is-6962U.tmp\945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp" /SL5="$701CA,5810257,54272,C:\Users\Admin\AppData\Local\Temp\945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1920

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:4360

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:976

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
3.2MB

MD5
72a10f0b2eb694fddafc4e2b1206baed

SHA1
3fc309312cbb308c717ad5d8b2cc09a9a181ca8b

SHA256
4d2e77d5a228541339b64312154a611389ca39851ebd77194cfdf2336e15bcee

SHA512
6cee2fdbe2e3f21707921eb7fea58652253be49375260a203a2d0015fbc08427d0cd7e17be671f6c3601e1f2965b90bd863e80ffc4a11c2fdfb3fb47bd250443

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-6962U.tmp\945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
Filesize
680KB

MD5
e6d2fc7b9b3ceccedcf57875330a8ff1

SHA1
7bc2a4e40e24b2c0d130883b7255a97cdd4e1e6f

SHA256
001f671b1a90209f7133c55c809be8fe96797c89bebcce04aab5e846d9c91cc3

SHA512
0d5809e67459ce5eae974f11428fe5fc124f52d7532528d5952dca17b29d6941a7b1f31e04fbcdc62e86f6186586efb559cfeaca054a7d05c77461d31455ac7f

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-J02E4.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-J02E4.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/880-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/880-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/880-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/976-101-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-89-0x0000000000A70000-0x0000000000B12000-memory.dmp

Filesize
648KB

Download
memory/976-122-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-119-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-114-0x0000000000A70000-0x0000000000B12000-memory.dmp

Filesize
648KB

Download
memory/976-115-0x0000000000A70000-0x0000000000B12000-memory.dmp

Filesize
648KB

Download
memory/976-76-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-79-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-82-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-85-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-88-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-113-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-93-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-98-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-110-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-104-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/976-107-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/1920-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1920-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4360-66-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/4360-65-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/4360-71-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download
memory/4360-69-0x0000000000400000-0x000000000072D000-memory.dmp

Filesize
3.2MB

Download

pid	process
1920	945103d43a3b4db2fdded297ec9625e54f4d7f494aeb27280e133bac22389673.tmp
4360	svomediaplayer.exe
976	svomediaplayer.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads