socks5systemz | 0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 09:44

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General

Target

0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.exe
Size

5.0MB
MD5

e3ba91534451297d3747dc10607a7aff
SHA1

9181365d3d490c2324eccfd8b7543e4613eb0307
SHA256

0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061
SHA512

aed3620a2cca4e980ad0077c0fcf11c5a8892099827fbfe92defe8ffad45de3c861458d4881d7e3f9f391cdf1ac7c4f9589ff16855a9f9ed14902e10cbc3d7a6
SSDEEP

98304:CjIUz339Qw2STE22IUFy0x2XkcnCkeZ/dSpXT8OihZ6DlLCH9LIRnqQxt:QIUzd7dE8ixU7nCkeRdCTtihZ65CG1q0

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1808-88-0x0000000000A50000-0x0000000000AF2000-memory.dmp	family_socks5systemz
behavioral1/memory/1808-110-0x0000000000A50000-0x0000000000AF2000-memory.dmp	family_socks5systemz
behavioral1/memory/1808-111-0x0000000000A50000-0x0000000000AF2000-memory.dmp	family_socks5systemz

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

Processes:

0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmpmp3doctorfree.exemp3doctorfree.exe

pid process

3208 0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp
3660 mp3doctorfree.exe
1808 mp3doctorfree.exe
Loads dropped DLL 1 IoCs

Processes:

0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp

pid process

3208 0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.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:

0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp

pid process

3208 0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp

pid	process
3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp
3660	mp3doctorfree.exe
1808	mp3doctorfree.exe

pid	process
3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.exe0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp

description	pid	process	target process
PID 4048 wrote to memory of 3208	4048	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.exe	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp
PID 4048 wrote to memory of 3208	4048	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.exe	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp
PID 4048 wrote to memory of 3208	4048	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.exe	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp
PID 3208 wrote to memory of 3660	3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp	mp3doctorfree.exe
PID 3208 wrote to memory of 3660	3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp	mp3doctorfree.exe
PID 3208 wrote to memory of 3660	3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp	mp3doctorfree.exe
PID 3208 wrote to memory of 1808	3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp	mp3doctorfree.exe
PID 3208 wrote to memory of 1808	3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp	mp3doctorfree.exe
PID 3208 wrote to memory of 1808	3208	0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp	mp3doctorfree.exe

C:\Users\Admin\AppData\Local\Temp\0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.exe
"C:\Users\Admin\AppData\Local\Temp\0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4048

C:\Users\Admin\AppData\Local\Temp\is-JVKL7.tmp\0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp
"C:\Users\Admin\AppData\Local\Temp\is-JVKL7.tmp\0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp" /SL5="$40218,4957653,54272,C:\Users\Admin\AppData\Local\Temp\0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3208

C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe
"C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe" -i
3⤵
- Executes dropped EXE
PID:3660

C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe
"C:\Users\Admin\AppData\Local\MP3Doctor Free 2022\mp3doctorfree.exe" -s
3⤵
- Executes dropped EXE
PID:1808

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\MP3Doctor Free 2022\mp3doctorfree.exe
Filesize
3.5MB

MD5
5a1ca099343eff16d31a565d8459d3df

SHA1
9d05722e0122cd205ae5b039293d13ad8c130e74

SHA256
665484d35356c4d27bbfbc5f11ccf7e0a95186e2dc5f086a1ee9a3846fddff8b

SHA512
7ebb3535287636e1ba86cacd3cf30a7e1da6554f6218cffddf90125d5a50797c9289554d592a052616896fa058c07956851eb0b9fb66d29e07edc69c212ba44d

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-JVKL7.tmp\0ecb31dd7daed99c4fe067550dcf7db4c48dede6f60447772b3071ed7ea3c061.tmp
Filesize
680KB

MD5
7ac975436d199406bad846a844a9c8b0

SHA1
828a73cd635f2b7c3fe50a25808f26f59994af11

SHA256
fa041fed23876105c5b2e4c2225950508f43d6875dd318d9208e7aa01525831d

SHA512
5d2d2ff3097f2c69d4e207f77e7eabeab0685a24eff96548755c1620ba63ec2a119c4b9f9222da811390595ba893ab71d7e3966c4f149074465fc16dbf8b0ef0

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-VUT88.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/1808-94-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-78-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-118-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-115-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-111-0x0000000000A50000-0x0000000000AF2000-memory.dmp

Filesize
648KB

Download
memory/1808-110-0x0000000000A50000-0x0000000000AF2000-memory.dmp

Filesize
648KB

Download
memory/1808-109-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-68-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-106-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-103-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-71-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-74-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-75-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-100-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-81-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-84-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-87-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/1808-88-0x0000000000A50000-0x0000000000AF2000-memory.dmp

Filesize
648KB

Download
memory/1808-97-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/3208-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3208-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3660-64-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/3660-65-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/3660-60-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/3660-59-0x0000000000400000-0x0000000000779000-memory.dmp

Filesize
3.5MB

Download
memory/4048-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4048-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4048-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download