socks5systemz | fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd

General

Target

fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.exe
Size

5.6MB
MD5

a7991d870e4bcfc75667f91e425f6c84
SHA1

9a1941f94b7bb216ffa0492c352e87c1b42a5d77
SHA256

fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd
SHA512

0c0195096d0f57c0e75c3b21b6fe3699a9f7e785a3e59735b62a9d28098a90f04e0534697689a6d8bd3db4d910561556a73b12f5fb881cab52d7496513ca39ae
SSDEEP

98304:mHxGC5AIQo6jcR084VVFCAzepiO81NQQPLqDarJMCkvGyzol9JoGC3veIkfbt:emIQtAR9CFCAqpw1Nu+VMCsGgqi/zkzt

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ccmpeoo.net

http://ccmpeoo.net/search/?q=67e28dd8655df07d165afd1f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff714c2ef97923e

Signatures

Detect Socks5Systemz Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1444-90-0x0000000002560000-0x0000000002602000-memory.dmp	family_socks5systemz
behavioral2/memory/1444-115-0x0000000002560000-0x0000000002602000-memory.dmp	family_socks5systemz
behavioral2/memory/1444-116-0x0000000002560000-0x0000000002602000-memory.dmp	family_socks5systemz
behavioral2/memory/1444-117-0x0000000002560000-0x0000000002602000-memory.dmp	family_socks5systemz

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

Processes:

fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmplampungsoundstage.exelampungsoundstage.exe

pid process

3900 fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
5032 lampungsoundstage.exe
1444 lampungsoundstage.exe

Loads dropped DLL 3 IoCs

Processes:

fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp

pid	process
3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.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:

fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp

pid process

3900 fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp

description	ioc
Destination IP	91.211.247.248

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.exefdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp

description	pid	process	target process
PID 2040 wrote to memory of 3900	2040	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.exe	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
PID 2040 wrote to memory of 3900	2040	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.exe	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
PID 2040 wrote to memory of 3900	2040	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.exe	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
PID 3900 wrote to memory of 5032	3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp	lampungsoundstage.exe
PID 3900 wrote to memory of 5032	3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp	lampungsoundstage.exe
PID 3900 wrote to memory of 5032	3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp	lampungsoundstage.exe
PID 3900 wrote to memory of 1444	3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp	lampungsoundstage.exe
PID 3900 wrote to memory of 1444	3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp	lampungsoundstage.exe
PID 3900 wrote to memory of 1444	3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp	lampungsoundstage.exe

C:\Users\Admin\AppData\Local\Temp\fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.exe
"C:\Users\Admin\AppData\Local\Temp\fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2040

C:\Users\Admin\AppData\Local\Temp\is-61CEM.tmp\fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
"C:\Users\Admin\AppData\Local\Temp\is-61CEM.tmp\fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp" /SL5="$40236,5643031,54272,C:\Users\Admin\AppData\Local\Temp\fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3900

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -i
3⤵
- Executes dropped EXE
PID:5032

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage.exe" -s
3⤵
- Executes dropped EXE
PID:1444

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\lampungsoundstage.exe
Filesize
3.2MB

MD5
16376813aaca7503483b0d9260a22b3e

SHA1
01076811739a3078c200c88ee7b5628d01a07324

SHA256
d210f99af1e37d48a8dbd65c5d663d8afa266af224aa4a0cbeab9c26ccfc924d

SHA512
f8626a70c5a7e5134628b73c705e39f904f4fc219e93546fbfc20fe978ab92ffcdbb0fefc1f354ca436b3cf714dce998f6a4aa659bc526dbceabdd43b2b0551d

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-61CEM.tmp\fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
Filesize
680KB

MD5
5baf97b8447c7245e308c807eba2b172

SHA1
628c759120b7595bb697c14dd265f7f4616c8e72

SHA256
ef10ffb51e1be8ba1b160ebdfee12c968b3f98f71310bdcb003dd117f4b2a124

SHA512
dc38d1a5ae1e8b6f3779aea908a55a1853ecf7b6a632f11c50d9abc48aafa60e90182eb5a280d3ba94430d2ce5f02624b4c2000bd636da34643f25c95772e47d

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

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/1444-102-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-108-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-124-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-121-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-117-0x0000000002560000-0x0000000002602000-memory.dmp

Filesize
648KB

Download
memory/1444-116-0x0000000002560000-0x0000000002602000-memory.dmp

Filesize
648KB

Download
memory/1444-73-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-115-0x0000000002560000-0x0000000002602000-memory.dmp

Filesize
648KB

Download
memory/1444-114-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-76-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-79-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-82-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-85-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-88-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-90-0x0000000002560000-0x0000000002602000-memory.dmp

Filesize
648KB

Download
memory/1444-94-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-99-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-111-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/1444-105-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/2040-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2040-74-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2040-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3900-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3900-75-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/5032-68-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/5032-65-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download
memory/5032-70-0x0000000000400000-0x0000000000742000-memory.dmp

Filesize
3.3MB

Download

pid	process
3900	fdf2e2563f134f34509f59dbef04b04c72b88cd567b262878d370ae3e70766cd.tmp
5032	lampungsoundstage.exe
1444	lampungsoundstage.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads