socks5systemz | 6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a

General

Target

6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.exe
Size

5.7MB
MD5

280746102f0f89fd93982b92eaf733df
SHA1

04b319579018ad3932d13355c543f673fb30dcd8
SHA256

6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a
SHA512

8e0682d019459b0bc1993bde3a8e30d6924b0d9a413f934679a6ffbc607f93b37c9f7a59d744773def185c6020f7ac6d5350634e8cb7b656879be427fc1b2138
SSDEEP

98304:mZSOES22AnbyQDdEwMRuvyc6W1sBDBwvGZdqlv4+mu2hpIsXP9PDPrJPIT:WSOESrVQBORuvSVwvkdSv/uhGq5DNe

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

cksnmdu.net

http://cksnmdu.net/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff714c8e7979e3d

http://cksnmdu.net/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12eab517aa5c96bd86ec94874a855a8bbc896c58e713bc90c91b36b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d9f33c56d9210

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3772-93-0x0000000000AF0000-0x0000000000B92000-memory.dmp	family_socks5systemz
behavioral2/memory/3772-117-0x0000000000AF0000-0x0000000000B92000-memory.dmp	family_socks5systemz
behavioral2/memory/3772-118-0x0000000000AF0000-0x0000000000B92000-memory.dmp	family_socks5systemz

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

Processes:

6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

1620 6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
4484 lampungsoundstage32.exe
3772 lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

Processes:

6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp

pid	process
1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.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 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:

6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp

pid process

1620 6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp

description	ioc
Destination IP	91.211.247.248

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.exe6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp

description	pid	process	target process
PID 5064 wrote to memory of 1620	5064	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.exe	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
PID 5064 wrote to memory of 1620	5064	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.exe	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
PID 5064 wrote to memory of 1620	5064	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.exe	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
PID 1620 wrote to memory of 4484	1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp	lampungsoundstage32.exe
PID 1620 wrote to memory of 4484	1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp	lampungsoundstage32.exe
PID 1620 wrote to memory of 4484	1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp	lampungsoundstage32.exe
PID 1620 wrote to memory of 3772	1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp	lampungsoundstage32.exe
PID 1620 wrote to memory of 3772	1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp	lampungsoundstage32.exe
PID 1620 wrote to memory of 3772	1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.exe
"C:\Users\Admin\AppData\Local\Temp\6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5064

C:\Users\Admin\AppData\Local\Temp\is-TLRVL.tmp\6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
"C:\Users\Admin\AppData\Local\Temp\is-TLRVL.tmp\6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp" /SL5="$70238,5733486,54272,C:\Users\Admin\AppData\Local\Temp\6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1620

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:4484

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:3772

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
3.6MB

MD5
5b217d059f533109659701531e9c304b

SHA1
3c91c5b35d436e9857edb88701dbfea41160e28e

SHA256
2a0015c9ce1f351339a66075e5e357e395a1d1c07ad0482031cd4e8fb4ef6749

SHA512
d69cd181222aa8ac494adf5cbcee39095a42cd18aa85007a2e7cb951968011c18a454e12805a8bcff7514654b2f3b8c4ed478a16e24829b422b41bd8fecf6250

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-R6G72.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-R6G72.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-TLRVL.tmp\6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
Filesize
680KB

MD5
7a27a6b2c6d4e3cf7f7046032f6ca620

SHA1
4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19

SHA256
d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a

SHA512
b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

Download Submit
memory/1620-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1620-19-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3772-107-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-110-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-125-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-122-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-118-0x0000000000AF0000-0x0000000000B92000-memory.dmp

Filesize
648KB

Download
memory/3772-74-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-117-0x0000000000AF0000-0x0000000000B92000-memory.dmp

Filesize
648KB

Download
memory/3772-116-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-77-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-80-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-81-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-84-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-87-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-90-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-93-0x0000000000AF0000-0x0000000000B92000-memory.dmp

Filesize
648KB

Download
memory/3772-96-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-101-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-104-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3772-113-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4484-65-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4484-66-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4484-71-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4484-69-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/5064-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5064-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/5064-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

pid	process
1620	6782ecccf801b34688df8e957919ea388a315cc922ed31845368c779fb92702a.tmp
4484	lampungsoundstage32.exe
3772	lampungsoundstage32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads