socks5systemz | da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea

General

Target

da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.exe
Size

5.8MB
MD5

bb19f74761a72f14442730d576148180
SHA1

7963db5b698c41e8060677414b3d5b7c898e2d21
SHA256

da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea
SHA512

8e030c673e5fa4292d0cd5cc71bef71094ba5e96e6293832adeaca9fb86b281db83e2fa6def4a1e4510877300ff3aa2e3099d0cf3a756eb71552fc9eddd46301
SSDEEP

98304:mNPSPRulgsvhWNk026Gn6Ccc59ykETvwszXdypWbaD7lmJWqHWdTTcQQoGSb9hzR:MaACspWNa6Gnx+T4IXd2/YWq2dTzQo/9

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ersdzjw.ua

http://ersdzjw.ua/search/?q=67e28dd83954f07a4008f8497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff714c4ec909933

http://ersdzjw.ua/search/?q=67e28dd83954f07a4008f8497c27d78406abdd88be4b12eab517aa5c96bd86ef97844d825a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5cd6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9f3fce6a951e

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4444-92-0x0000000002650000-0x00000000026F2000-memory.dmp	family_socks5systemz
behavioral1/memory/4444-115-0x0000000002650000-0x00000000026F2000-memory.dmp	family_socks5systemz
behavioral1/memory/4444-116-0x0000000002650000-0x00000000026F2000-memory.dmp	family_socks5systemz

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

Processes:

da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

4640 da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
4872 lampungsoundstage32.exe
4444 lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

Processes:

da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp

pid	process
4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.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 141.98.234.31
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:

da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp

pid process

4640 da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp

description	ioc
Destination IP	141.98.234.31

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.exeda896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp

description	pid	process	target process
PID 436 wrote to memory of 4640	436	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.exe	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
PID 436 wrote to memory of 4640	436	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.exe	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
PID 436 wrote to memory of 4640	436	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.exe	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
PID 4640 wrote to memory of 4872	4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp	lampungsoundstage32.exe
PID 4640 wrote to memory of 4872	4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp	lampungsoundstage32.exe
PID 4640 wrote to memory of 4872	4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp	lampungsoundstage32.exe
PID 4640 wrote to memory of 4444	4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp	lampungsoundstage32.exe
PID 4640 wrote to memory of 4444	4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp	lampungsoundstage32.exe
PID 4640 wrote to memory of 4444	4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.exe
"C:\Users\Admin\AppData\Local\Temp\da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:436

C:\Users\Admin\AppData\Local\Temp\is-MIO81.tmp\da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
"C:\Users\Admin\AppData\Local\Temp\is-MIO81.tmp\da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp" /SL5="$D0052,5869178,54272,C:\Users\Admin\AppData\Local\Temp\da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4640

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:4872

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:4444

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
3.8MB

MD5
c42f87125e51595ccbaab8bbcd5ea68f

SHA1
3f623e0dc23f17693b2f2629d582853bd52e7551

SHA256
1b51eb8234a9e0727306ab4d41de8a3e4d4618b7db05b3694e692ed659510dbe

SHA512
2bd5a69aa89508de9055f80c1a4a54091eb774b9e5fd6acd023f93142f1af1e0d1678bb0a7171696eb59b5701b33f6ba40025cec0589722e62d18cc550161179

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IBKF0.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IBKF0.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-MIO81.tmp\da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
Filesize
680KB

MD5
40338aef9b322249896e762a5b73c94d

SHA1
dc401c87db8601ddf9eba26566cc5d6a32c0b390

SHA256
1dbc3f9b59777339175bec81b07dabea20e79318beac00826f68c3b726a87be3

SHA512
5af5dfcbf490b982ae9f6dcc4a6ba7ec81d3efb4e8a0277d9bbc72384211e9e4c8591d7360c356ae1e4fc79ec94ee8fba1d0d4cd83647baba04572d8d32619fe

Download Submit
memory/436-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/436-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/436-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4444-99-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-105-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-123-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-120-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-74-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-116-0x0000000002650000-0x00000000026F2000-memory.dmp

Filesize
648KB

Download
memory/4444-115-0x0000000002650000-0x00000000026F2000-memory.dmp

Filesize
648KB

Download
memory/4444-77-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-80-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-83-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-86-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-89-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-92-0x0000000002650000-0x00000000026F2000-memory.dmp

Filesize
648KB

Download
memory/4444-96-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-114-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-102-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-111-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4444-108-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4640-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4640-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4872-66-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4872-65-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4872-71-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download
memory/4872-69-0x0000000000400000-0x00000000007C4000-memory.dmp

Filesize
3.8MB

Download

pid	process
4640	da896ad934ed8d6220bb820de28fc23bf0918364b69eaee8ab5051fa80118eea.tmp
4872	lampungsoundstage32.exe
4444	lampungsoundstage32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads