socks5systemz | bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3

General

Target

bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe
Size

4.7MB
MD5

0dc178b10224d96fadfcc69e4512e82e
SHA1

f2cc9b96c7ad1922702a533c5741f48f7ff66e61
SHA256

bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3
SHA512

10bfb382134e160d01fb37c0e4af512b20699fa1e793050860586b3d3fe8c5e92aa8abafacb2482876737f6b710cb0cf2a76912791f860bba8b395541a744625
SSDEEP

98304:mk3LGeE04u4RUu7X7Kw++DwCSic4Fd0tnzJKKlhQDP4G:hFfgV7rKw++Yit0tnkShQrB

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

buqynfx.com

hsfmwne.net

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2176-93-0x0000000002280000-0x0000000002322000-memory.dmp	family_socks5systemz

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

Processes:

bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmprecordpadsoundrecorder32.exerecordpadsoundrecorder32.exe

pid process

1876 bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
2680 recordpadsoundrecorder32.exe
2176 recordpadsoundrecorder32.exe

pid	process
1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
2680	recordpadsoundrecorder32.exe
2176	recordpadsoundrecorder32.exe

Loads dropped DLL 5 IoCs

Processes:

bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exebea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp

pid	process
1720	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe
1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp

Unexpected DNS network traffic destination 13 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
Destination IP	81.31.197.38
Destination IP	141.98.234.31
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	141.98.234.31
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	45.155.250.90
Destination IP	81.31.197.38
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:

bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp

pid process

1876 bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp

pid	process
1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exebea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp

description	pid	process	target process
PID 1720 wrote to memory of 1876	1720	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
PID 1720 wrote to memory of 1876	1720	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
PID 1720 wrote to memory of 1876	1720	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
PID 1720 wrote to memory of 1876	1720	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
PID 1720 wrote to memory of 1876	1720	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
PID 1720 wrote to memory of 1876	1720	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
PID 1720 wrote to memory of 1876	1720	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
PID 1876 wrote to memory of 2680	1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp	recordpadsoundrecorder32.exe
PID 1876 wrote to memory of 2680	1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp	recordpadsoundrecorder32.exe
PID 1876 wrote to memory of 2680	1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp	recordpadsoundrecorder32.exe
PID 1876 wrote to memory of 2680	1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp	recordpadsoundrecorder32.exe
PID 1876 wrote to memory of 2176	1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp	recordpadsoundrecorder32.exe
PID 1876 wrote to memory of 2176	1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp	recordpadsoundrecorder32.exe
PID 1876 wrote to memory of 2176	1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp	recordpadsoundrecorder32.exe
PID 1876 wrote to memory of 2176	1876	bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp	recordpadsoundrecorder32.exe

C:\Users\Admin\AppData\Local\Temp\bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe
"C:\Users\Admin\AppData\Local\Temp\bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1720

C:\Users\Admin\AppData\Local\Temp\is-NBK5A.tmp\bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
"C:\Users\Admin\AppData\Local\Temp\is-NBK5A.tmp\bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp" /SL5="$30144,4691844,54272,C:\Users\Admin\AppData\Local\Temp\bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1876

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:2680

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:2176

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
6d8a7b78bde1296e411a5bd77ed93cb8

SHA1
067f48db750220f9ca12a16a2c479ce79c16e4b9

SHA256
2610601d89d6bf428e2a9c5f09f833359d9c05dc056f1208d90349605ea87848

SHA512
51b2420f7bf323277e4d3045cae6fdb07ab4fbfee59dd5016f9ed6890691306b48e70864cefa6ed18e9d22b0d95e277d5cb2d9ade83782fd43d547e422b6c61b

Download Submit
\Users\Admin\AppData\Local\Temp\is-123NP.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-123NP.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-NBK5A.tmp\bea68e764acc6ae006aa21f6134c1805e66452bb621e113a988adcef68d660e3.tmp
Filesize
680KB

MD5
8ef7001015e126e74bc41268504ca1e2

SHA1
b30c0fa54ecb63c735407144a3297e0b9d881e27

SHA256
e06e234073ae4a9df232aa1d535f02429a371748e164606c1b1a4c74bd98c56c

SHA512
122df0a13f2d0c3103f0f686863cfab46114a417c5d6a4382410c2ccf0aa3e9859d8e760b5c1860c776b1064f5bccbf1e8aa50108f948f9240a5dd80d31cf17b

Download Submit
memory/1720-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1720-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1720-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1876-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1876-64-0x0000000003A30000-0x0000000003D06000-memory.dmp

Filesize
2.8MB

Download
memory/1876-77-0x0000000003A30000-0x0000000003D06000-memory.dmp

Filesize
2.8MB

Download
memory/1876-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2176-105-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-99-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-135-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-76-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-132-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-80-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-83-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-86-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-89-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-92-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-93-0x0000000002280000-0x0000000002322000-memory.dmp

Filesize
648KB

Download
memory/2176-72-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-102-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-129-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-108-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-111-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-114-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-117-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-120-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-123-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2176-126-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2680-65-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2680-66-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download
memory/2680-70-0x0000000000400000-0x00000000006D6000-memory.dmp

Filesize
2.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads