socks5systemz | c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce

General

Target

c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe
Size

4.7MB
MD5

5183d741aab2a36fdd34be7df5c971bc
SHA1

daf3d1764b4e59332f3d52680ad2ce104a56dd8e
SHA256

c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce
SHA512

1e6d648ccb221d7f94b4bdfcd8e2d326fbd5c19b60739ec1551cd923b50b27c24bb4911c382936d345401bf97a39af1d09ff8f3f8192c86e9c0987ca2617c6e4
SSDEEP

98304:mlDUGseE0MSflVR8qpZEugaGZvMqKK6C1OAJX90V6IIwNR7JTu6mWQiZx:iUGsebl8qpZDsEqV6CPJX9O6IIwTtTpj

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ezzgagb.ua

kbihhpl.ua

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2552-92-0x0000000002490000-0x0000000002532000-memory.dmp	family_socks5systemz

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

Processes:

c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmplinuxmultiMediastudio32.exelinuxmultiMediastudio32.exe

pid process

2392 c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
2548 linuxmultiMediastudio32.exe
2552 linuxmultiMediastudio32.exe

pid	process
2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
2548	linuxmultiMediastudio32.exe
2552	linuxmultiMediastudio32.exe

Loads dropped DLL 5 IoCs

Processes:

c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exec320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp

pid	process
1376	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe
2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp

Unexpected DNS network traffic destination 13 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	141.98.234.31
Destination IP	81.31.197.38
Destination IP	81.31.197.38
Destination IP	152.89.198.214
Destination IP	45.155.250.90
Destination IP	45.155.250.90
Destination IP	91.211.247.248
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	152.89.198.214
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:

c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp

pid process

2392 c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp

pid	process
2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exec320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp

description	pid	process	target process
PID 1376 wrote to memory of 2392	1376	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
PID 1376 wrote to memory of 2392	1376	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
PID 1376 wrote to memory of 2392	1376	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
PID 1376 wrote to memory of 2392	1376	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
PID 1376 wrote to memory of 2392	1376	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
PID 1376 wrote to memory of 2392	1376	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
PID 1376 wrote to memory of 2392	1376	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
PID 2392 wrote to memory of 2548	2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp	linuxmultiMediastudio32.exe
PID 2392 wrote to memory of 2548	2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp	linuxmultiMediastudio32.exe
PID 2392 wrote to memory of 2548	2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp	linuxmultiMediastudio32.exe
PID 2392 wrote to memory of 2548	2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp	linuxmultiMediastudio32.exe
PID 2392 wrote to memory of 2552	2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp	linuxmultiMediastudio32.exe
PID 2392 wrote to memory of 2552	2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp	linuxmultiMediastudio32.exe
PID 2392 wrote to memory of 2552	2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp	linuxmultiMediastudio32.exe
PID 2392 wrote to memory of 2552	2392	c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp	linuxmultiMediastudio32.exe

C:\Users\Admin\AppData\Local\Temp\c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe
"C:\Users\Admin\AppData\Local\Temp\c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1376

C:\Users\Admin\AppData\Local\Temp\is-JUB68.tmp\c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
"C:\Users\Admin\AppData\Local\Temp\is-JUB68.tmp\c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp" /SL5="$5014E,4673706,54272,C:\Users\Admin\AppData\Local\Temp\c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2392

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe
"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe" -i
3⤵
- Executes dropped EXE
PID:2548

C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe
"C:\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe" -s
3⤵
- Executes dropped EXE
PID:2552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Linux MultiMedia Studio\linuxmultiMediastudio32.exe
Filesize
2.9MB

MD5
1a49b62ffe4d7ee27245bfb59e963c34

SHA1
6c7467c8cda0c7ef1410f772494b985ae465f9ad

SHA256
9fe0ddff1394f78f3c4e06dc68369240d6eae8032291ef310feee388de8dd52e

SHA512
2b7c0f9b1e85faa5aa474849d2b636f2e83ac132e0cd805e0b3da9fd8e53b91f9aa020c1e9a53c3a59d63e32b871daa7c4ae8fae2f9743701528aa7c04bc942e

Download Submit
\Users\Admin\AppData\Local\Temp\is-9DTBL.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-9DTBL.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-JUB68.tmp\c320ecffda839d9a6e76c0035dcb20d75dc59e7827dce90d7c449294fba925ce.tmp
Filesize
680KB

MD5
da3e3293eadae0b9e8e0bb85b53bf263

SHA1
6fd7ba9a4f76f8500f7ec3d820f70ca0c869173f

SHA256
ecf5f7145a55f9014f86014fd3d9a6048b8f29e653409604e4d12cb1bda2302d

SHA512
c1b4a03f7f657f1db5bbf21f68ebce7373b90135698eb5fe4c432630e7066f0c89eeddd0f6cbb0af631ad62026992503df42e31e6999b166a541044c688a0fb8

Download Submit
memory/1376-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1376-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1376-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2392-79-0x0000000004140000-0x000000000441D000-memory.dmp

Filesize
2.9MB

Download
memory/2392-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2392-64-0x0000000004140000-0x000000000441D000-memory.dmp

Filesize
2.9MB

Download
memory/2392-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2548-66-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2548-69-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2548-65-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-91-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-107-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-75-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-82-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-85-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-88-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-71-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-92-0x0000000002490000-0x0000000002532000-memory.dmp

Filesize
648KB

Download
memory/2552-98-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-101-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-104-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-78-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-110-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-113-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-116-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-119-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-122-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-125-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-128-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-131-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download
memory/2552-134-0x0000000000400000-0x00000000006DD000-memory.dmp

Filesize
2.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads