socks5systemz | ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd

General

Target

ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe
Size

5.7MB
MD5

8ae3ef0a5f771c06f8ac32eebda7b1c3
SHA1

a764284317beeadc5b316bdb08e999ca594d8cb3
SHA256

ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd
SHA512

6e98f90c9bb90d3b3a68cc44826972f51fddcdfc39107141ee1829122d0828b3505995e59d7434b77cd7c918b119fa64c16c80af7bd228d97cf007afbb5491e9
SSDEEP

98304:mRqzKB0/RheeDbbPq1AU8Kn1kP7pJ1EG8oSOhujyWukuQ6x1ocKVBbyBM3RuVAk+:Ve8RjfPq1jtna/PSOhR9kubx1odDbkML

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bxshudb.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4136-89-0x00000000025D0000-0x0000000002672000-memory.dmp	family_socks5systemz

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

Processes:

ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

4972 ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
4104 lampungsoundstage32.exe
4136 lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

Processes:

ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp

pid	process
4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.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:

ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp

pid process

4972 ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.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:

ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exeba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp

description	pid	process	target process
PID 2468 wrote to memory of 4972	2468	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
PID 2468 wrote to memory of 4972	2468	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
PID 2468 wrote to memory of 4972	2468	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
PID 4972 wrote to memory of 4104	4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	lampungsoundstage32.exe
PID 4972 wrote to memory of 4104	4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	lampungsoundstage32.exe
PID 4972 wrote to memory of 4104	4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	lampungsoundstage32.exe
PID 4972 wrote to memory of 4136	4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	lampungsoundstage32.exe
PID 4972 wrote to memory of 4136	4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	lampungsoundstage32.exe
PID 4972 wrote to memory of 4136	4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe
"C:\Users\Admin\AppData\Local\Temp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2468

C:\Users\Admin\AppData\Local\Temp\is-IH8KR.tmp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
"C:\Users\Admin\AppData\Local\Temp\is-IH8KR.tmp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp" /SL5="$40202,5747547,54272,C:\Users\Admin\AppData\Local\Temp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4972

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:4104

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:4136

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
041c48598e9436765e26cd5de126365d

SHA1
f996640079d3504c4213a3da45be5ad426f0ad6d

SHA256
18bcda06545d22c3c376ba76bad93939f51236bbcc21c19bc9814d36a07c436f

SHA512
a1895f1729b976f04ecfa1e85f3b24f2035ca0ab2bcca3e1d1cc50e09adb2fa6f91125db8669a2f58984ae51eac59fd391a2fa0b21c842badcca8acaa6232066

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-G1SS8.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-G1SS8.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IH8KR.tmp\ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
Filesize
680KB

MD5
7a27a6b2c6d4e3cf7f7046032f6ca620

SHA1
4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19

SHA256
d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a

SHA512
b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

Download Submit
memory/2468-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2468-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2468-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4104-65-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4104-68-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4104-69-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-79-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-94-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-120-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-76-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-117-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-82-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-85-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-88-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-89-0x00000000025D0000-0x0000000002672000-memory.dmp

Filesize
648KB

Download
memory/4136-73-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-99-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-102-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-105-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-108-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-111-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4136-114-0x0000000000400000-0x0000000000796000-memory.dmp

Filesize
3.6MB

Download
memory/4972-22-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4972-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

pid	process
4972	ba728b89205a08e8a9f4b6e792ab548ad663c86100724335746a3a28874dcdbd.tmp
4104	lampungsoundstage32.exe
4136	lampungsoundstage32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads