socks5systemz | 825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1

General

Target

825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.exe
Size

5.7MB
MD5

341843e1b78d64b768f298cd34b99161
SHA1

1721d89c046af264d624fc061241e68abaeb546f
SHA256

825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1
SHA512

9a8d4c50da4d96be005d0f4d960313f47715b04185e30f3718af93d41708f25689e0e0b66438a9f3a3aa7cb1bb77a013b4a8a96252ea4714d350b33e5398e12a
SSDEEP

98304:mvZ5ZCsYHTLX2e2gEf9WYuTeTs7CZ5BRgP7j+ObxALwrUPTe:+Z5UpH+vLyTeTs2Z5BRsj+M2wf

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ckkenap.net

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/976-90-0x00000000025A0000-0x0000000002642000-memory.dmp	family_socks5systemz

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

Processes:

825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

4524 825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
3140 lampungsoundstage32.exe
976 lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

Processes:

825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp

pid	process
4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.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 45.155.250.90
Destination IP 91.211.247.248
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:

825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp

pid process

4524 825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp

description	ioc
Destination IP	45.155.250.90
Destination IP	91.211.247.248
Destination IP	152.89.198.214

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.exe825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp

description	pid	process	target process
PID 3840 wrote to memory of 4524	3840	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.exe	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
PID 3840 wrote to memory of 4524	3840	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.exe	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
PID 3840 wrote to memory of 4524	3840	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.exe	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
PID 4524 wrote to memory of 3140	4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp	lampungsoundstage32.exe
PID 4524 wrote to memory of 3140	4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp	lampungsoundstage32.exe
PID 4524 wrote to memory of 3140	4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp	lampungsoundstage32.exe
PID 4524 wrote to memory of 976	4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp	lampungsoundstage32.exe
PID 4524 wrote to memory of 976	4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp	lampungsoundstage32.exe
PID 4524 wrote to memory of 976	4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.exe
"C:\Users\Admin\AppData\Local\Temp\825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3840

C:\Users\Admin\AppData\Local\Temp\is-6B3R9.tmp\825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
"C:\Users\Admin\AppData\Local\Temp\is-6B3R9.tmp\825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp" /SL5="$40204,5720612,54272,C:\Users\Admin\AppData\Local\Temp\825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4524

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:3140

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:976

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
86d2602d55edec31706acff55bfcb007

SHA1
9b4e9545dd083b60cf223a89e80fe6760fb7cbbc

SHA256
d6bf5608d16542d839d9726361ec6df0d352c1f0c21bd8dce4208a1c16cdae0f

SHA512
7a0a38c170ab7203c5c683246b4e413c4443776d6db29f1e4a0f1a54b9ba4413f775f4cafc9f2625d9bf8409fef8a658fbeebac5ce3c9724d79d9f6d17246ead

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-6B3R9.tmp\825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
Filesize
680KB

MD5
40338aef9b322249896e762a5b73c94d

SHA1
dc401c87db8601ddf9eba26566cc5d6a32c0b390

SHA256
1dbc3f9b59777339175bec81b07dabea20e79318beac00826f68c3b726a87be3

SHA512
5af5dfcbf490b982ae9f6dcc4a6ba7ec81d3efb4e8a0277d9bbc72384211e9e4c8591d7360c356ae1e4fc79ec94ee8fba1d0d4cd83647baba04572d8d32619fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-J206G.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-J206G.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/976-100-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-86-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-121-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-118-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-115-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-112-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-109-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-74-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-106-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-103-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-77-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-80-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-83-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-95-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-89-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/976-90-0x00000000025A0000-0x0000000002642000-memory.dmp

Filesize
648KB

Download
memory/3140-71-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3140-69-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3140-66-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3140-65-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/3840-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3840-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3840-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4524-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4524-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

pid	process
4524	825e118b23abc3c515a049b4150e89ed9c19cd5efe78cbaa1ab86f5864805cc1.tmp
3140	lampungsoundstage32.exe
976	lampungsoundstage32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads