socks5systemz | 72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 10:08

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General

Target

72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.exe
Size

5.2MB
MD5

91095c7ee8dcd6b346390ed45cecee89
SHA1

cb62616f0846c891e6c1557fcd551e4671b52f43
SHA256

72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa
SHA512

423f3a5c82d60a8d3eb26cdea89c18dff7c7d388ee65ea00009c50f3571876dc0d8c47dcc74ead1adfc1a0cdfc0b070e54745e0aea9d9552bd2cfdad0c1d19fb
SSDEEP

98304:CvOV4nzFMdUlhNKRCKY2/SGzVvM0Ouj7HHXZ+3rUlLdQ0py3nTpElQxb:gnpqQhsUw/SEhHXZ+bU80pyDpuQ5

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2488-86-0x0000000002640000-0x00000000026E2000-memory.dmp family_socks5systemz
Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmppionaudioplayer32.exepionaudioplayer32.exe

pid process

1372 72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp
3176 pionaudioplayer32.exe
2488 pionaudioplayer32.exe
Loads dropped DLL 1 IoCs

Processes:

72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp

pid process

1372 72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.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:

72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp

pid process

1372 72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp

resource	yara_rule
behavioral1/memory/2488-86-0x0000000002640000-0x00000000026E2000-memory.dmp	family_socks5systemz

pid	process
1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp
3176	pionaudioplayer32.exe
2488	pionaudioplayer32.exe

pid	process
1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.exe72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp

description	pid	process	target process
PID 2104 wrote to memory of 1372	2104	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.exe	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp
PID 2104 wrote to memory of 1372	2104	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.exe	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp
PID 2104 wrote to memory of 1372	2104	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.exe	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp
PID 1372 wrote to memory of 3176	1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp	pionaudioplayer32.exe
PID 1372 wrote to memory of 3176	1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp	pionaudioplayer32.exe
PID 1372 wrote to memory of 3176	1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp	pionaudioplayer32.exe
PID 1372 wrote to memory of 2488	1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp	pionaudioplayer32.exe
PID 1372 wrote to memory of 2488	1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp	pionaudioplayer32.exe
PID 1372 wrote to memory of 2488	1372	72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp	pionaudioplayer32.exe

C:\Users\Admin\AppData\Local\Temp\72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.exe
"C:\Users\Admin\AppData\Local\Temp\72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2104

C:\Users\Admin\AppData\Local\Temp\is-DIK4G.tmp\72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp
"C:\Users\Admin\AppData\Local\Temp\is-DIK4G.tmp\72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp" /SL5="$401D2,5178306,54272,C:\Users\Admin\AppData\Local\Temp\72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1372

C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer32.exe
"C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer32.exe" -i
3⤵
- Executes dropped EXE
PID:3176

C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer32.exe
"C:\Users\Admin\AppData\Local\Pion Audio Player\pionaudioplayer32.exe" -s
3⤵
- Executes dropped EXE
PID:2488

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\pionaudioplayer32.exe
Filesize
4.1MB

MD5
33b6cc4665f437a3912d6431816e817c

SHA1
1ce9cb9f8ecc619a70d44569ae54434b414b69a6

SHA256
00526f969c77cb266420cac4b235771e8316ffbc31eee27dbbdf4dfb3ca615a5

SHA512
2c03869f1897168ce82edb61c4e50d991f81be246011524b40333e4ec21dbd678417d8676cbf5f211676809e1124917bc5593bb6ee2b94337301dc2869839d0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-5AVAF.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-DIK4G.tmp\72548a1278db98f50a28ba55ab38a25977425a4f3d96c21c4f23a38e0c09a7fa.tmp
Filesize
680KB

MD5
9e04769ab1775662fb826987f3058ecd

SHA1
de95805287cab8adfad9ab3b83fa45d7cd9cce63

SHA256
a21e9ea2ad4535bedd026045544d40bd525e3bab84b8422538d3cf4d3533fabf

SHA512
b0c671f37a3353112d832855a943cc3b119cf1a70bb014d916bba80879a0268888080789ab0029f44aec7ac633d71e41c5835919d274bb4eb514a07b7161caaf

Download Submit
memory/1372-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1372-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2104-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2104-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2104-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2488-96-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-83-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-68-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-114-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-111-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-71-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-74-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-77-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-80-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-108-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-86-0x0000000002640000-0x00000000026E2000-memory.dmp

Filesize
648KB

Download
memory/2488-90-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-93-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-105-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-99-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/2488-102-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/3176-59-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/3176-63-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/3176-60-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download
memory/3176-65-0x0000000000400000-0x000000000081A000-memory.dmp

Filesize
4.1MB

Download