socks5systemz | 30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207

Analysis

max time kernel
144s
max time network
146s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
02-07-2024 05:12

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General

Target

30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.exe
Size

5.1MB
MD5

0439dff733712dc6266cd0bee492a8da
SHA1

6aef2e9e3770c508a32d6b8ab1fd15aefbab6578
SHA256

30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207
SHA512

01db6efb4a65133f286c7cddef674260ec3bad8a5b17cc36bac3ef148e6ef46c438158d79098cffc8f9117b7ae00ecf55d1f48ac3fcb5ee5460fc88d63a990f8
SSDEEP

98304:C19lCMBfqel/cZAlhvK1KTSLgzJkSy9U/t5m0nh8f6UQx9I:u9Xgel/mOKQ65zU/t5NI6UQ4

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1572-85-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz
behavioral2/memory/1572-111-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz
behavioral2/memory/1572-110-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz
behavioral2/memory/1572-112-0x0000000000A20000-0x0000000000AC2000-memory.dmp	family_socks5systemz

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

Processes:

30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmpudadvdfreeripper.exeudadvdfreeripper.exe

pid process

2736 30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp
1612 udadvdfreeripper.exe
1572 udadvdfreeripper.exe
Loads dropped DLL 1 IoCs

Processes:

30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp

pid process

2736 30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.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:

30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp

pid process

2736 30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp

pid	process
2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp
1612	udadvdfreeripper.exe
1572	udadvdfreeripper.exe

pid	process
2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.exe30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp

description	pid	process	target process
PID 3532 wrote to memory of 2736	3532	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.exe	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp
PID 3532 wrote to memory of 2736	3532	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.exe	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp
PID 3532 wrote to memory of 2736	3532	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.exe	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp
PID 2736 wrote to memory of 1612	2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp	udadvdfreeripper.exe
PID 2736 wrote to memory of 1612	2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp	udadvdfreeripper.exe
PID 2736 wrote to memory of 1612	2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp	udadvdfreeripper.exe
PID 2736 wrote to memory of 1572	2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp	udadvdfreeripper.exe
PID 2736 wrote to memory of 1572	2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp	udadvdfreeripper.exe
PID 2736 wrote to memory of 1572	2736	30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp	udadvdfreeripper.exe

C:\Users\Admin\AppData\Local\Temp\30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.exe
"C:\Users\Admin\AppData\Local\Temp\30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3532

C:\Users\Admin\AppData\Local\Temp\is-LANMH.tmp\30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp
"C:\Users\Admin\AppData\Local\Temp\is-LANMH.tmp\30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp" /SL5="$40202,5115559,54272,C:\Users\Admin\AppData\Local\Temp\30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2736

C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe
"C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe" -i
3⤵
- Executes dropped EXE
PID:1612

C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe
"C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe" -s
3⤵
- Executes dropped EXE
PID:1572

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-LANMH.tmp\30f6999fb82fccc6017db7575b25bbfaa81e0ea6ff37d5ef8fa85d8d037ac207.tmp
Filesize
680KB

MD5
ca8ed135446b70ab219c8d807f6cc434

SHA1
4e78609b18f2fe91dea92c1fb8af9b222e69f10e

SHA256
fbde576b174cce9d137bb91e765bfcd06bcb45c6b9548d66e8b9c33954c5574b

SHA512
39231e4c8cb242d6286e55dee7d72e477725215c62f03b8ad91d15e9c5af7a3044bfe60a79728db3fb8459df99ea29c6d5968a42986f2fac68d19ce40caa010d

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-P4LVH.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\UDA DVD Free Ripper\udadvdfreeripper.exe
Filesize
4.0MB

MD5
f4563d7046a7328cb08e2be604c0bf3f

SHA1
4e49cd8770b4cd5817859563ebf32319f1f088b3

SHA256
78cee657adc3223d9b9aed76040aae66e869a966eb2580557367c55c800e5879

SHA512
7592a042340a714a01e86f299c01ed93f213dc589d6cfe3bccd9bb9a147cb3a00666e4b6494e8fb4eeb9cfbac1c86e65e645c79356259ff66407f9b49ef92734

Download Submit
memory/1572-96-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-99-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-117-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-114-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-112-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/1572-110-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/1572-67-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-111-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/1572-108-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-105-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-70-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-73-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-76-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-79-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-82-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-85-0x0000000000A20000-0x0000000000AC2000-memory.dmp

Filesize
648KB

Download
memory/1572-87-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-93-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1572-102-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1612-59-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1612-62-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1612-63-0x0000000000400000-0x000000000080B000-memory.dmp

Filesize
4.0MB

Download
memory/1612-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2736-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2736-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3532-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3532-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3532-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download