socks5systemz | 0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5

General

Target

0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe
Size

4.8MB
MD5

7865eee30eca2363a8b0ae9b842de660
SHA1

b4577df2821d83c0289f071c51fd93f4759814a7
SHA256

0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5
SHA512

e76574b964eafdac8b3f8acb2af2c1382ade3a544f2c8289094330fdb0e982280f8190ca654c56a314c023b7db479a6821f44eb67462581d6a9ecc98abac2422
SSDEEP

98304:mZLAwhPYtoJE7Q9nilctGKng6/r9pUzIx4VaS8XEd0qMO/gHkD0vu38wER7taWqw:8LA2JN9niytG/6jkzAK8XY0f8CG0vubS

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ckroand.net

ggcatnm.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2556-91-0x0000000002600000-0x00000000026A2000-memory.dmp	family_socks5systemz

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

Processes:

0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmpm4atomp3converter.exem4atomp3converter.exe

pid process

2032 0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
2540 m4atomp3converter.exe
2556 m4atomp3converter.exe

pid	process
2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
2540	m4atomp3converter.exe
2556	m4atomp3converter.exe

Loads dropped DLL 5 IoCs

Processes:

0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp

pid	process
1844	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe
2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.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	91.211.247.248
Destination IP	141.98.234.31
Destination IP	81.31.197.38
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	141.98.234.31
Destination IP	45.155.250.90
Destination IP	45.155.250.90
Destination IP	152.89.198.214
Destination IP	45.155.250.90
Destination IP	81.31.197.38
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:

0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp

pid process

2032 0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp

pid	process
2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp

description	pid	process	target process
PID 1844 wrote to memory of 2032	1844	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
PID 1844 wrote to memory of 2032	1844	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
PID 1844 wrote to memory of 2032	1844	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
PID 1844 wrote to memory of 2032	1844	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
PID 1844 wrote to memory of 2032	1844	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
PID 1844 wrote to memory of 2032	1844	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
PID 1844 wrote to memory of 2032	1844	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
PID 2032 wrote to memory of 2540	2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp	m4atomp3converter.exe
PID 2032 wrote to memory of 2540	2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp	m4atomp3converter.exe
PID 2032 wrote to memory of 2540	2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp	m4atomp3converter.exe
PID 2032 wrote to memory of 2540	2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp	m4atomp3converter.exe
PID 2032 wrote to memory of 2556	2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp	m4atomp3converter.exe
PID 2032 wrote to memory of 2556	2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp	m4atomp3converter.exe
PID 2032 wrote to memory of 2556	2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp	m4atomp3converter.exe
PID 2032 wrote to memory of 2556	2032	0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp	m4atomp3converter.exe

C:\Users\Admin\AppData\Local\Temp\0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe
"C:\Users\Admin\AppData\Local\Temp\0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1844

C:\Users\Admin\AppData\Local\Temp\is-2MC0G.tmp\0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
"C:\Users\Admin\AppData\Local\Temp\is-2MC0G.tmp\0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp" /SL5="$400B2,4763105,54272,C:\Users\Admin\AppData\Local\Temp\0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2032

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -i
3⤵
- Executes dropped EXE
PID:2540

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe" -s
3⤵
- Executes dropped EXE
PID:2556

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

\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3converter.exe
Filesize
2.9MB

MD5
0032bcdcb1fe0b60824a32b242753d51

SHA1
445cd9180c53228bf34d52887e14af60576fb3b4

SHA256
8ecb3cc7be281037eeae3a1fc144d0e81e395f9d75057eca9e3fad346d204957

SHA512
0c894d5989a557e811f140210743986bbd48215cb35d592eeb4c5d97280951276a1022495f8c0b5c1e187a50fbeca6c75e58b8dc8034d142235120e3f885eb5c

Download Submit
\Users\Admin\AppData\Local\Temp\is-2MC0G.tmp\0a96f175b2b328338138ba70a74595a3b257554d6c39a80121e40f8249d754d5.tmp
Filesize
680KB

MD5
984e6b8a7e6fa5cbf5a45904b1defc00

SHA1
37ce92d6cf1a117a191d14cc7fa1a6a97c05c967

SHA256
3313fd9ad369bdee368d356036858a7fcc6182175a30a92a6b73e41e1b2a5eb7

SHA512
55af997bfcc532ff01e593471197555432481587c263eb3777e511c656e030edd6c34edce0778b07e117dae4b9ed18976d2ec5c2fe127511a5f29928223ab7c8

Download Submit
\Users\Admin\AppData\Local\Temp\is-986I5.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-986I5.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1844-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1844-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1844-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2032-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2032-19-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2032-62-0x00000000034C0000-0x00000000037AD000-memory.dmp

Filesize
2.9MB

Download
memory/2540-65-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2540-66-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2540-69-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-81-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-106-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-78-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-71-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-84-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-87-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-90-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-91-0x0000000002600000-0x00000000026A2000-memory.dmp

Filesize
648KB

Download
memory/2556-97-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-100-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-103-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-75-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-109-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-112-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-115-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-118-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-121-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-124-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-127-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-130-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2556-133-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads