socks5systemz | 1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948

General

Target

1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.exe
Size

5.8MB
MD5

d9950019052473aafd000706d3a098df
SHA1

b06bccd38d261865e68138a81749598c3206e48f
SHA256

1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948
SHA512

d3f7edd5a48e44b30a3749081a6147c95066788f72ff9222e91780d64018caab65002dc31a3d80d8110abd4140f54f0aafe8526e4a85dfaf0e6394ded0fe8d28
SSDEEP

98304:mwtXhSub1qylIHvTf8OJ7c7WXn/mIjNpVul3pOWXepjPtqRJkvsRxP:T5hSRylITfpJ4OJNpVK5O1jPMfzP

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bxafikp.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4560-90-0x00000000029A0000-0x0000000002A42000-memory.dmp	family_socks5systemz

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

Processes:

1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmplampungsoundstage32.exelampungsoundstage32.exe

pid process

396 1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
4760 lampungsoundstage32.exe
4560 lampungsoundstage32.exe

Loads dropped DLL 3 IoCs

Processes:

1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp

pid	process
396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.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 141.98.234.31
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:

1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp

pid process

396 1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp

description	ioc
Destination IP	141.98.234.31
Destination IP	91.211.247.248
Destination IP	152.89.198.214

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.exe1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp

description	pid	process	target process
PID 4120 wrote to memory of 396	4120	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.exe	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
PID 4120 wrote to memory of 396	4120	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.exe	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
PID 4120 wrote to memory of 396	4120	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.exe	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
PID 396 wrote to memory of 4760	396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp	lampungsoundstage32.exe
PID 396 wrote to memory of 4760	396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp	lampungsoundstage32.exe
PID 396 wrote to memory of 4760	396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp	lampungsoundstage32.exe
PID 396 wrote to memory of 4560	396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp	lampungsoundstage32.exe
PID 396 wrote to memory of 4560	396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp	lampungsoundstage32.exe
PID 396 wrote to memory of 4560	396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp	lampungsoundstage32.exe

C:\Users\Admin\AppData\Local\Temp\1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.exe
"C:\Users\Admin\AppData\Local\Temp\1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4120

C:\Users\Admin\AppData\Local\Temp\is-RPHBS.tmp\1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
"C:\Users\Admin\AppData\Local\Temp\is-RPHBS.tmp\1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp" /SL5="$40236,5863724,54272,C:\Users\Admin\AppData\Local\Temp\1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:396

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -i
3⤵
- Executes dropped EXE
PID:4760

C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe
"C:\Users\Admin\AppData\Local\Lampung Soundstage\lampungsoundstage32.exe" -s
3⤵
- Executes dropped EXE
PID:4560

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
3.7MB

MD5
8f3979b266bd64f47faf2b63548b2542

SHA1
3a59436c960042cc75a25824aa0685a259188749

SHA256
2cd9d77bbcdc8a2dd49e4c4bc982e8510e62a4943edaa8dce90a8f08d68d66d3

SHA512
2e63f1f57b7f5d714bd242f41147afc0ca055a580ac3e62e081c3e368404de113cd205b768be69ba7c14176973a8b24aed365eaa0af292c13f5f9edd37827fc7

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-PA5J9.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-PA5J9.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-RPHBS.tmp\1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
Filesize
680KB

MD5
7a27a6b2c6d4e3cf7f7046032f6ca620

SHA1
4b9e5af4bbea5d1d5760c5ceb3ef4f71bdb9fb19

SHA256
d44cb08a6d7e9c723d71932028ea8d43bccbecf37ec01654b76c4299bdeef35a

SHA512
b2b700d952f8dca39bc7d2831363d96090f42aab30b627b7b0709a730ef19e9314bac963e3d7257680a925c4e7f0e355d030eb39e58f489e9c79f61079fa5279

Download Submit
memory/396-22-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/396-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4120-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4120-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4120-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4560-100-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-89-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-74-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-121-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-118-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-77-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-80-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-83-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-86-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-115-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-90-0x00000000029A0000-0x0000000002A42000-memory.dmp

Filesize
648KB

Download
memory/4560-95-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-112-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-103-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-106-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4560-109-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4760-65-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4760-69-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4760-66-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download
memory/4760-71-0x0000000000400000-0x00000000007BC000-memory.dmp

Filesize
3.7MB

Download

pid	process
396	1104b3112380bb119bee767152656d2a1a40c0864ada36480fca0ad1471c7948.tmp
4760	lampungsoundstage32.exe
4560	lampungsoundstage32.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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