socks5systemz | ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829

Analysis

max time kernel
148s
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
01-07-2024 15:47

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General

Target

ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.exe
Size

5.4MB
MD5

747bb9bcc422fe87d7316226d3aab453
SHA1

3bdc9148db364eecb17e5bd427613c5636010161
SHA256

ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829
SHA512

46af20020bad8c530b1814f95653bd789adffae5239bdd735b54404ae1d936b409aa97817242999dea2f52ba0a3a06b047d3896f20002977939b39ce70fafd21
SSDEEP

98304:CG+c8ZGKBGvATaLN+6LaB4r3f+CHomSh7Ae/63p8s0Q/cIH6DPHiQx7:v8GOgN+6LaB6fdHop/gpr0ScIH6DHiQV

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2176-89-0x0000000000B50000-0x0000000000BF2000-memory.dmp	family_socks5systemz
behavioral1/memory/2176-112-0x0000000000B50000-0x0000000000BF2000-memory.dmp	family_socks5systemz
behavioral1/memory/2176-111-0x0000000000B50000-0x0000000000BF2000-memory.dmp	family_socks5systemz

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

Processes:

ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmpmp3doctorfree32.exemp3doctorfree32.exe

pid process

228 ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp
2784 mp3doctorfree32.exe
2176 mp3doctorfree32.exe
Loads dropped DLL 1 IoCs

Processes:

ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp

pid process

228 ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.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:

ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp

pid process

228 ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp

pid	process
228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp
2784	mp3doctorfree32.exe
2176	mp3doctorfree32.exe

pid	process
228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp

description	ioc
Destination IP	152.89.198.214

pid	process
228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.execa0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp

description	pid	process	target process
PID 632 wrote to memory of 228	632	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.exe	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp
PID 632 wrote to memory of 228	632	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.exe	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp
PID 632 wrote to memory of 228	632	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.exe	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp
PID 228 wrote to memory of 2784	228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp	mp3doctorfree32.exe
PID 228 wrote to memory of 2784	228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp	mp3doctorfree32.exe
PID 228 wrote to memory of 2784	228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp	mp3doctorfree32.exe
PID 228 wrote to memory of 2176	228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp	mp3doctorfree32.exe
PID 228 wrote to memory of 2176	228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp	mp3doctorfree32.exe
PID 228 wrote to memory of 2176	228	ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp	mp3doctorfree32.exe

C:\Users\Admin\AppData\Local\Temp\ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.exe
"C:\Users\Admin\AppData\Local\Temp\ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:632

C:\Users\Admin\AppData\Local\Temp\is-6GCDO.tmp\ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp
"C:\Users\Admin\AppData\Local\Temp\is-6GCDO.tmp\ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp" /SL5="$1A0048,5379735,54272,C:\Users\Admin\AppData\Local\Temp\ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:228

C:\Users\Admin\AppData\Local\MP3Doctor Free 2021\mp3doctorfree32.exe
"C:\Users\Admin\AppData\Local\MP3Doctor Free 2021\mp3doctorfree32.exe" -i
3⤵
- Executes dropped EXE
PID:2784

C:\Users\Admin\AppData\Local\MP3Doctor Free 2021\mp3doctorfree32.exe
"C:\Users\Admin\AppData\Local\MP3Doctor Free 2021\mp3doctorfree32.exe" -s
3⤵
- Executes dropped EXE
PID:2176

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 2021\mp3doctorfree32.exe
Filesize
3.4MB

MD5
124bcfd4eb068751af3168e0d4e16974

SHA1
760bb25a909689122a6d1c0144b8b971e5392352

SHA256
33bcd1ece795c348b5fe49a956422daa4620302e3cf8c9112987279f7d7d6463

SHA512
5d1f9b26e0aa2308f8c75aa17274d245037cec5287b543e535fdcf72c140ea7ce4ef0462832553398ad28113b56396ee784ed2c672bb2c5047c80a4495393315

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-1LT4J.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-6GCDO.tmp\ca0e6b197ee8c3819b3ff464c80ef33568e064d0f7977d6039b84a92844c9829.tmp
Filesize
680KB

MD5
f2c590a5984e17e207ae3170ad207b55

SHA1
213e360c8d168c3c6e0e0ffb071e1d8b04bcb815

SHA256
bde90135e9cd6e66c996b468bbd498f87c5b3fe08537b4cf81943de0c00e51aa

SHA512
7754dfeb1102dc165383ce36aaa39d0c6ea99502d8ec3decb33f7c124602796f2e5daa4ef2c6153fe250d75e3d5d399b0cf90376f5e5520211c5dc6275d6ad77

Download Submit
memory/228-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/228-71-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/632-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/632-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/632-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2176-101-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-85-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-119-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-69-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-116-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-111-0x0000000000B50000-0x0000000000BF2000-memory.dmp

Filesize
648KB

Download
memory/2176-72-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-75-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-76-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-79-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-82-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-67-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-88-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-89-0x0000000000B50000-0x0000000000BF2000-memory.dmp

Filesize
648KB

Download
memory/2176-95-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-98-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-112-0x0000000000B50000-0x0000000000BF2000-memory.dmp

Filesize
648KB

Download
memory/2176-104-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-107-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2176-110-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2784-59-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2784-60-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2784-65-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download
memory/2784-61-0x0000000000400000-0x0000000000769000-memory.dmp

Filesize
3.4MB

Download