socks5systemz | e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4

General

Target

e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe
Size

5.8MB
MD5

208c2dd332e198a583a8e55d01312df7
SHA1

1f1654a0307fdd8ce0a16bd6a37da6570002a70e
SHA256

e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4
SHA512

ee42181d2e956165460b9611b69341860cb0a87d1bf33023a45dc9199d0ea15ea81dfcf01453125a3d4f90b0aed8a9c2537c9b9ec064d27e61a1f2f422904926
SSDEEP

98304:mAIXJscfNxqtauRZ6cmRl+OxhbAj0r5IhDRBrtaSYd2tzWQtZBszavSK:UVNsau+cIl+O04yCSYItzWQtDg1K

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bvxivzn.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1084-93-0x0000000000B30000-0x0000000000BD2000-memory.dmp	family_socks5systemz

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

Processes:

e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmpsvomediaplayer.exesvomediaplayer.exe

pid process

916 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
2456 svomediaplayer.exe
1084 svomediaplayer.exe

Loads dropped DLL 3 IoCs

Processes:

e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp

pid	process
916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.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:

e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp

pid process

916 e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.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:

e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exee0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp

description	pid	process	target process
PID 2616 wrote to memory of 916	2616	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
PID 2616 wrote to memory of 916	2616	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
PID 2616 wrote to memory of 916	2616	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
PID 916 wrote to memory of 2456	916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp	svomediaplayer.exe
PID 916 wrote to memory of 2456	916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp	svomediaplayer.exe
PID 916 wrote to memory of 2456	916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp	svomediaplayer.exe
PID 916 wrote to memory of 1084	916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp	svomediaplayer.exe
PID 916 wrote to memory of 1084	916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp	svomediaplayer.exe
PID 916 wrote to memory of 1084	916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp	svomediaplayer.exe

C:\Users\Admin\AppData\Local\Temp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe
"C:\Users\Admin\AppData\Local\Temp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2616

C:\Users\Admin\AppData\Local\Temp\is-676FV.tmp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
"C:\Users\Admin\AppData\Local\Temp\is-676FV.tmp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp" /SL5="$701FA,5857640,54272,C:\Users\Admin\AppData\Local\Temp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:916

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -i
3⤵
- Executes dropped EXE
PID:2456

C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe
"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -s
3⤵
- Executes dropped EXE
PID:1084

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\SVO Media Player\svomediaplayer.exe
Filesize
3.2MB

MD5
c30a8006ff43e8fd687263ee9e85da97

SHA1
85a3eb734573386a471e6d9f21a1e7fdb494a3c9

SHA256
e6a52706c0d11c0cd6f15c76635a95e347274402686c654a8550daebcc1f1a49

SHA512
dc177d08658cf2c32e64d8e6a22aa7a07a3729b5e3e9239aea9448dd2bd8ce9c626e745faae0cb9d26d3ffb2921d1063f51e4e615b61ecbaf8b5283a247445cd

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-676FV.tmp\e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
Filesize
680KB

MD5
548dec969992f3e928d7c5bcf6dbeccf

SHA1
f4da2c90b95749fbb89e1a16f55719078cb128aa

SHA256
9a883c56e3cd5e476c9baa539c1b5d0e877dfade2714040c84ed5f098665b768

SHA512
e3980bb2bc9a9146c37bae8c60e80bc5fa164cd767fad3c046046d1517ca24780191ab98526bc94392d6a55fa486ef77857359eadef0466c6abf2b42dcec4321

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IU2R6.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IU2R6.tmp\_isetup\_isdecmp.dll
Filesize
13KB

MD5
a813d18268affd4763dde940246dc7e5

SHA1
c7366e1fd925c17cc6068001bd38eaef5b42852f

SHA256
e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

SHA512
b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

Download Submit
memory/916-76-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/916-7-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1084-93-0x0000000000B30000-0x0000000000BD2000-memory.dmp

Filesize
648KB

Download
memory/1084-107-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-122-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-119-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-116-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-72-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-74-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-113-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-110-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-77-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-80-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-81-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-84-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-87-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-90-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-104-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-96-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/1084-101-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/2456-65-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/2456-66-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/2456-69-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/2456-70-0x0000000000400000-0x0000000000734000-memory.dmp

Filesize
3.2MB

Download
memory/2616-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2616-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2616-75-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

pid	process
916	e0c99792aafb26b5c43c896b0093304f62a12aefba9f1d12e078bee61d809bc4.tmp
2456	svomediaplayer.exe
1084	svomediaplayer.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads