socks5systemz | 013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 07:37

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General

Target

013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.exe
Size

5.1MB
MD5

6e1794bc4c96b2f5e042846b4c4e28fa
SHA1

feae443c065b2de10253514a3b9adbac6734f7cd
SHA256

013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c
SHA512

2fc830b56513df52eaa0ca0379edd69b3fe5708875195fee82f9cc76b59c6b7c323778e784658e67017716fb408df685985b4f511c3ca3d207367c21afe77aad
SSDEEP

98304:Cho9J4KkfFNIfi/e1lX0JOA4GPXIj7awG/NNYVkwnKirPeOq3c5QxDa:7Jk4fae1IOdGPsWYVnKircc5Qpa

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/1668-87-0x00000000009E0000-0x0000000000A82000-memory.dmp family_socks5systemz
Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmppionaudioplayer.exepionaudioplayer.exe

pid process

4888 013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp
4428 pionaudioplayer.exe
1668 pionaudioplayer.exe
Loads dropped DLL 1 IoCs

Processes:

013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp

pid process

4888 013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.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:

013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp

pid process

4888 013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp

resource	yara_rule
behavioral1/memory/1668-87-0x00000000009E0000-0x0000000000A82000-memory.dmp	family_socks5systemz

pid	process
4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp
4428	pionaudioplayer.exe
1668	pionaudioplayer.exe

pid	process
4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.exe013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp

description	pid	process	target process
PID 1576 wrote to memory of 4888	1576	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.exe	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp
PID 1576 wrote to memory of 4888	1576	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.exe	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp
PID 1576 wrote to memory of 4888	1576	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.exe	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp
PID 4888 wrote to memory of 4428	4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp	pionaudioplayer.exe
PID 4888 wrote to memory of 4428	4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp	pionaudioplayer.exe
PID 4888 wrote to memory of 4428	4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp	pionaudioplayer.exe
PID 4888 wrote to memory of 1668	4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp	pionaudioplayer.exe
PID 4888 wrote to memory of 1668	4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp	pionaudioplayer.exe
PID 4888 wrote to memory of 1668	4888	013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp	pionaudioplayer.exe

C:\Users\Admin\AppData\Local\Temp\013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.exe
"C:\Users\Admin\AppData\Local\Temp\013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1576

C:\Users\Admin\AppData\Local\Temp\is-GTRM9.tmp\013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp
"C:\Users\Admin\AppData\Local\Temp\is-GTRM9.tmp\013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp" /SL5="$4020A,5136942,54272,C:\Users\Admin\AppData\Local\Temp\013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4888

C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer.exe
"C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer.exe" -i
3⤵
- Executes dropped EXE
PID:4428

C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer.exe
"C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer.exe" -s
3⤵
- Executes dropped EXE
PID:1668

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer.exe
Filesize
3.8MB

MD5
968de6c97d9b9ace82f0225dc46985f2

SHA1
f16d8fdfd1b862049ad9d1831a261cdcadba9027

SHA256
847968c4f32b2f93b326e74c5cfb26013331b881e4aa57bed4c7156d20aa0b4d

SHA512
17ad6d9059d425b05f025623357c5ea9d185a7700a0ce0479aa00d8322af15bec91e3ba4664cecac575362ea9f4482847b45816f2615f69cde6d1e15f6b83840

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GTRM9.tmp\013d13f8c55fb6aab6a5ab130d3d7c5939ba643cab40f6a08f60e32c6eeabc5c.tmp
Filesize
680KB

MD5
1c47be7867d5fb90ccf37808d1474f67

SHA1
0b24f8cba4f8f9e85df1dc144e37c5a36d8ef144

SHA256
d192cd666c467b89c52c7de07238e3e1ce7f494b015f7c9c0c3f859ed78a93d9

SHA512
574d89abf82c0f8ea5a40e59556c732890d71e8d4e7c677d151da0494dcdd8a95b14eb79dccbb4e92fd9295c233a12b9baf2ff7373639aa53290a2f57c24c1e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-SOS19.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/1576-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1576-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1576-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1668-96-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-99-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-114-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-111-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-68-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-108-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-105-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-71-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-74-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-77-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-80-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-83-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-87-0x00000000009E0000-0x0000000000A82000-memory.dmp

Filesize
648KB

Download
memory/1668-86-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-93-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/1668-102-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/4428-60-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/4428-59-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/4428-65-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/4428-63-0x0000000000400000-0x00000000007D9000-memory.dmp

Filesize
3.8MB

Download
memory/4888-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4888-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download