socks5systemz | a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a

General

Target

a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.exe
Size

5.8MB
MD5

48058bf6d5957efc6b51e32074eb3817
SHA1

716e1e596226fe9738d4b9394d927a05cd8669f5
SHA256

a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a
SHA512

a9d27daf1a5f4b8bdda6ab1b2c2f70f67fffc64c31cac8dad234544c792f7b7d60c9df58cd8e0a08c48c4d8aad2693414eb45f021d34657ac546f08ea4fec6fa
SSDEEP

98304:mZzh25JI/5NZqwuSono+fuD59groFgOW8w0+9yFUqrbD3YjjsFAgyUQHrJ0WwY67:cig5NZAbo+fygEFgnt0+kfDojBg/Ql01

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bxxddem.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3032-89-0x00000000025F0000-0x0000000002692000-memory.dmp	family_socks5systemz

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

Processes:

a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

2396 a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
2036 lampungsoundstage32.exe
3032 lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

Processes:

a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp

pid	process
2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp

Unexpected DNS network traffic destination 3 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
Destination IP 91.211.247.248
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:

a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp

pid process

2396 a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp

description	ioc
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	91.211.247.248

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.exea547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp

description	pid	process	target process
PID 1884 wrote to memory of 2396	1884	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.exe	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
PID 1884 wrote to memory of 2396	1884	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.exe	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
PID 1884 wrote to memory of 2396	1884	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.exe	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
PID 2396 wrote to memory of 2036	2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp	lampungsoundstage32.exe
PID 2396 wrote to memory of 2036	2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp	lampungsoundstage32.exe
PID 2396 wrote to memory of 2036	2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp	lampungsoundstage32.exe
PID 2396 wrote to memory of 3032	2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp	lampungsoundstage32.exe
PID 2396 wrote to memory of 3032	2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp	lampungsoundstage32.exe
PID 2396 wrote to memory of 3032	2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.exe
"C:\Users\Admin\AppData\Local\Temp\a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1884

C:\Users\Admin\AppData\Local\Temp\is-EOUFN.tmp\a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
"C:\Users\Admin\AppData\Local\Temp\is-EOUFN.tmp\a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp" /SL5="$40218,5857994,54272,C:\Users\Admin\AppData\Local\Temp\a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2396

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:2036

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:3032

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
Filesize
3.7MB

MD5
19bb0b1b1e5c19e764106a8e0d8c88a1

SHA1
e126db9c0253b31175cbfe3e7593b910ddb99238

SHA256
1c3892ec80b9d6d7ae60131e741bf3d99cd8394fcf26b19e03ab51f54a5fe004

SHA512
0901b9782b0153f06e84152c4a01fbfff31ced55dfbd12c1e321d42b67902b4a16c7e54f1700932a5b1b4dba64d92d010b6dedbcfbb624c6945a5acddf7bd36f

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-EOUFN.tmp\a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
Filesize
680KB

MD5
40338aef9b322249896e762a5b73c94d

SHA1
dc401c87db8601ddf9eba26566cc5d6a32c0b390

SHA256
1dbc3f9b59777339175bec81b07dabea20e79318beac00826f68c3b726a87be3

SHA512
5af5dfcbf490b982ae9f6dcc4a6ba7ec81d3efb4e8a0277d9bbc72384211e9e4c8591d7360c356ae1e4fc79ec94ee8fba1d0d4cd83647baba04572d8d32619fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-NF9PU.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-NF9PU.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/1884-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1884-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1884-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2036-65-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/2036-70-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/2036-66-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/2396-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2396-19-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3032-79-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-94-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-73-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-82-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-85-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-88-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-89-0x00000000025F0000-0x0000000002692000-memory.dmp

Filesize
648KB

Download
memory/3032-76-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-99-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-102-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-105-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-108-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-111-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-114-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-117-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download
memory/3032-120-0x0000000000400000-0x00000000007B6000-memory.dmp

Filesize
3.7MB

Download

pid	process
2396	a547051797804cfc0dbd9e115b089845e637e2b08b29482ec2130db00dd95b2a.tmp
2036	lampungsoundstage32.exe
3032	lampungsoundstage32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads