socks5systemz | 2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225

General

Target

2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe
Size

4.8MB
MD5

f898e71acfbde2304678255d309a16cb
SHA1

fc1ae350a99964c157b464b8925aa9535b44fdc9
SHA256

2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225
SHA512

98c7f618221497658b9604e7184e77eb7a984da27b015fc78f27a9c65efc94a6be1ecd500d502db0668f6ae643e6b764ac13145696294502d69eaf7215c99415
SSDEEP

98304:mdfwXf4LbGe8r1V9uQrHxUdUSG4L8weOnkHc/GpajjG7Af:ZYGe8r1V1xfN5cuojGMf

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bunnnex.com

http://bunnnex.com/search/?q=67e28dd86509f67a4206fe1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa45e8889b5e4fa9281ae978f171ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f8dfe19c5e791

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2772-92-0x0000000002210000-0x00000000022B2000-memory.dmp	family_socks5systemz

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

Processes:

2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmprecordpadsoundrecorder32.exerecordpadsoundrecorder32.exe

pid process

2896 2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
2708 recordpadsoundrecorder32.exe
2772 recordpadsoundrecorder32.exe

pid	process
2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
2708	recordpadsoundrecorder32.exe
2772	recordpadsoundrecorder32.exe

Loads dropped DLL 5 IoCs

Processes:

2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp

pid	process
2848	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe
2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.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:

2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp

pid process

2896 2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp

description	pid	process	target process
PID 2848 wrote to memory of 2896	2848	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
PID 2848 wrote to memory of 2896	2848	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
PID 2848 wrote to memory of 2896	2848	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
PID 2848 wrote to memory of 2896	2848	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
PID 2848 wrote to memory of 2896	2848	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
PID 2848 wrote to memory of 2896	2848	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
PID 2848 wrote to memory of 2896	2848	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
PID 2896 wrote to memory of 2708	2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp	recordpadsoundrecorder32.exe
PID 2896 wrote to memory of 2708	2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp	recordpadsoundrecorder32.exe
PID 2896 wrote to memory of 2708	2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp	recordpadsoundrecorder32.exe
PID 2896 wrote to memory of 2708	2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp	recordpadsoundrecorder32.exe
PID 2896 wrote to memory of 2772	2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp	recordpadsoundrecorder32.exe
PID 2896 wrote to memory of 2772	2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp	recordpadsoundrecorder32.exe
PID 2896 wrote to memory of 2772	2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp	recordpadsoundrecorder32.exe
PID 2896 wrote to memory of 2772	2896	2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp	recordpadsoundrecorder32.exe

C:\Users\Admin\AppData\Local\Temp\2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe
"C:\Users\Admin\AppData\Local\Temp\2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2848

C:\Users\Admin\AppData\Local\Temp\is-R63DK.tmp\2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
"C:\Users\Admin\AppData\Local\Temp\is-R63DK.tmp\2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp" /SL5="$30140,4732421,54272,C:\Users\Admin\AppData\Local\Temp\2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2896

C:\Users\Admin\AppData\Local\RecordPad Sound Recorder\recordpadsoundrecorder32.exe
"C:\Users\Admin\AppData\Local\RecordPad Sound Recorder\recordpadsoundrecorder32.exe" -i
3⤵
- Executes dropped EXE
PID:2708

C:\Users\Admin\AppData\Local\RecordPad Sound Recorder\recordpadsoundrecorder32.exe
"C:\Users\Admin\AppData\Local\RecordPad Sound Recorder\recordpadsoundrecorder32.exe" -s
3⤵
- Executes dropped EXE
PID:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\RecordPad Sound Recorder\recordpadsoundrecorder32.exe
Filesize
2.8MB

MD5
a23e302845a8d56dffb8421af6e1d213

SHA1
1c6d5128662b0ff2cd312108d1fd9963b2503c0f

SHA256
f4a152a86c7c5a63d7ac8356b64115de0cdfb7739e9feb777ec0405cfaa4518e

SHA512
56a9e786416f52147e3480181dc0ae5c7713052879944f84e6e10b8684fbfb13f77abff068f998d103c8842c5cf606ed025a6aed2a9e5fff5a26f78582a6c495

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

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-QINTG.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-R63DK.tmp\2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225.tmp
Filesize
680KB

MD5
8ef7001015e126e74bc41268504ca1e2

SHA1
b30c0fa54ecb63c735407144a3297e0b9d881e27

SHA256
e06e234073ae4a9df232aa1d535f02429a371748e164606c1b1a4c74bd98c56c

SHA512
122df0a13f2d0c3103f0f686863cfab46114a417c5d6a4382410c2ccf0aa3e9859d8e760b5c1860c776b1064f5bccbf1e8aa50108f948f9240a5dd80d31cf17b

Download Submit
memory/2708-65-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2708-69-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2708-66-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-78-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-91-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-135-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-132-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-71-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-129-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-126-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-75-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-123-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-119-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-82-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-85-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-88-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-116-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-92-0x0000000002210000-0x00000000022B2000-memory.dmp

Filesize
648KB

Download
memory/2772-98-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-101-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-104-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-107-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-110-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2772-113-0x0000000000400000-0x00000000006D5000-memory.dmp

Filesize
2.8MB

Download
memory/2848-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2848-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2848-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2896-64-0x00000000038F0000-0x0000000003BC5000-memory.dmp

Filesize
2.8MB

Download
memory/2896-79-0x00000000038F0000-0x0000000003BC5000-memory.dmp

Filesize
2.8MB

Download
memory/2896-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2896-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads