socks5systemz | d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6

General

Target

d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe
Size

4.4MB
MD5

997fa8b3091257c3187d92e5acc5d949
SHA1

698d8a36bede6f524494b0f02049d2610f589a94
SHA256

d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6
SHA512

2e80c507f9b6f81c287b7d245c0c2bfdfdbf56e0b31fe57f7b59efbb001d5f0eaf80ffaabcebf574ab2de85aa11a50f035845aa44efe1326e144c843b3028ce8
SSDEEP

98304:0+oxIebTQG32c4Rxq2i9HOZj1w8e1CS9MvvY:0+yIebN2cKxqP9HOx1/QGvY

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ccutsvz.net

http://ccutsvz.net/search/?q=67e28dd86c5ea07d445fab4a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978f271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658cf719c0ef96

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2960-96-0x00000000022B0000-0x0000000002352000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Socks5systemz family
socks5systemz

Executes dropped EXE 3 IoCs

pid	Process
2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp
2824	radiobuster32.exe
2960	radiobuster32.exe

Loads dropped DLL 5 IoCs

pid	Process
2428	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe
2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp
2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp
2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp
2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp

Unexpected DNS network traffic destination 3 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	flow	ioc	pid	Process
Destination IP	2	141.98.234.31	2960	radiobuster32.exe
Destination IP	3	152.89.198.214	2960	radiobuster32.exe
Destination IP	6	91.211.247.248	2960	radiobuster32.exe

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

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	radiobuster32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	radiobuster32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 2924	2428	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe	28
PID 2428 wrote to memory of 2924	2428	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe	28
PID 2428 wrote to memory of 2924	2428	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe	28
PID 2428 wrote to memory of 2924	2428	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe	28
PID 2428 wrote to memory of 2924	2428	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe	28
PID 2428 wrote to memory of 2924	2428	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe	28
PID 2428 wrote to memory of 2924	2428	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe	28
PID 2924 wrote to memory of 2824	2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp	29
PID 2924 wrote to memory of 2824	2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp	29
PID 2924 wrote to memory of 2824	2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp	29
PID 2924 wrote to memory of 2824	2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp	29
PID 2924 wrote to memory of 2960	2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp	30
PID 2924 wrote to memory of 2960	2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp	30
PID 2924 wrote to memory of 2960	2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp	30
PID 2924 wrote to memory of 2960	2924	d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp	30

C:\Users\Admin\AppData\Local\Temp\d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe
"C:\Users\Admin\AppData\Local\Temp\d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Users\Admin\AppData\Local\Temp\is-7I0SV.tmp\d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-7I0SV.tmp\d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp" /SL5="$400EE,4406555,54272,C:\Users\Admin\AppData\Local\Temp\d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2924
- - C:\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe
    "C:\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2824
- - C:\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe
    "C:\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe" -s
    3⤵
    - Executes dropped EXE
    - Unexpected DNS network traffic destination
    - System Location Discovery: System Language Discovery
    PID:2960

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Radio Buster\libeay32.dll

Filesize
1.9MB

MD5
876a839023b8f962a72d295da7495734

SHA1
62a7728679bc18784b1fbf1d013f7cece18cbec9

SHA256
a757d773da406411fb977761f6e56f016d48d224aedaf3d875ed4d4a9ede6158

SHA512
e1b23a2f5ec0100ff874ca075bbd0f90e9065a90fec66861f99df603d7aaa9db8e8ec326710fdc11ad41d01befe4ea3077136127acf613614d0d12ff23bec6c1

Download Submit
\Users\Admin\AppData\Local\Radio Buster\radiobuster32.exe

Filesize
2.1MB

MD5
bc25ade7e5af730e08fae4678fd76556

SHA1
0e230a53d80e0f4c9063b6bedcb223eb2ab8c470

SHA256
b6b4a3f44e89a2a3929c9bb1e2e8038d3b1733d370733d008fecf859f5a9de2a

SHA512
74a162a215f395a5dfdfcd09bf3ed02dfb9224c9270184e56101a63683c4f6c12ebb6fab21e25aba7558ffe69e7bfb51191cdccbac5b7fb919e5b33039e894b7

Download Submit
\Users\Admin\AppData\Local\Temp\is-7I0SV.tmp\d60edf09387123d96951ea7d8c11fe322bd2354e8978c03f25d2766a3fab95e6.tmp

Filesize
696KB

MD5
ebc93acc74258c93008da5c398191619

SHA1
ac84456d9b7ef7a43c88c5736fb37ca59f61468e

SHA256
9df6a092d9a1867002e8399641ab5cabc8e251c41c7c03e725a754f5ab470f3f

SHA512
b3afd516c655de55bbbcfb68d3aca1f4f0a8bd40555c888f193adc06d800ca8a11ec56d2fe948840c42a9940f2be30bf4aff670d3aa9127dca3679df023d7cb1

Download Submit
\Users\Admin\AppData\Local\Temp\is-O0TP3.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-O0TP3.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/2428-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2428-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2428-77-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2824-70-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2824-66-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2824-67-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2824-65-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2924-63-0x0000000003420000-0x000000000363B000-memory.dmp

Filesize
2.1MB

Download
memory/2924-8-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2924-75-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2924-76-0x0000000003420000-0x000000000363B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-79-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-108-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-73-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-83-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-86-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-89-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-92-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-95-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-96-0x00000000022B0000-0x0000000002352000-memory.dmp

Filesize
648KB

Download
memory/2960-102-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-105-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-80-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-111-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-114-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-117-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-120-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-123-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-127-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-130-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-133-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-136-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download
memory/2960-139-0x0000000000400000-0x000000000061B000-memory.dmp

Filesize
2.1MB

Download

Analysis

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