socks5systemz | e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2

General

Target

e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.exe
Size

4.8MB
MD5

eab645513815cdbfe406a087b93c616e
SHA1

a3f88733d2fe11f93abf8207c91334ed591357d9
SHA256

e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2
SHA512

45baef579fc0c32be1bf59afcd039b12f78df9233ed16479ec5cecd16c9ee3f97388e83398e82188472d6d24b550190baf957246816a4f4bbfd6fd76b3af11ef
SSDEEP

98304:mObaFE+hDh2ctTvyZH6SzrYpw/L79WWHOJO75/Cqr+GuAl:b6Dh23ZdXHNF/Ccfl

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

aqwioin.ru

http://aqwioin.ru/search/?q=67e28dd83954f07a4008f8497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff712c7e79c9e32

http://aqwioin.ru/search/?q=67e28dd83954f07a4008f8497c27d78406abdd88be4b12eab517aa5c96bd86e895834c845a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5cd6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d993cc566921f

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2244-88-0x0000000000870000-0x0000000000912000-memory.dmp	family_socks5systemz
behavioral2/memory/2244-113-0x0000000000870000-0x0000000000912000-memory.dmp	family_socks5systemz
behavioral2/memory/2244-114-0x0000000000870000-0x0000000000912000-memory.dmp	family_socks5systemz

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

Processes:

e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmpm4atomp3converter.exem4atomp3converter.exe

pid process

4168 e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp
3716 m4atomp3converter.exe
2244 m4atomp3converter.exe
Loads dropped DLL 1 IoCs

Processes:

e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp

pid process

4168 e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.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 141.98.234.31
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:

e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp

pid process

4168 e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp

pid	process
4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp
3716	m4atomp3converter.exe
2244	m4atomp3converter.exe

pid	process
4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.exee2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp

description	pid	process	target process
PID 3184 wrote to memory of 4168	3184	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.exe	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp
PID 3184 wrote to memory of 4168	3184	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.exe	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp
PID 3184 wrote to memory of 4168	3184	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.exe	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp
PID 4168 wrote to memory of 3716	4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp	m4atomp3converter.exe
PID 4168 wrote to memory of 3716	4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp	m4atomp3converter.exe
PID 4168 wrote to memory of 3716	4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp	m4atomp3converter.exe
PID 4168 wrote to memory of 2244	4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp	m4atomp3converter.exe
PID 4168 wrote to memory of 2244	4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp	m4atomp3converter.exe
PID 4168 wrote to memory of 2244	4168	e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp	m4atomp3converter.exe

C:\Users\Admin\AppData\Local\Temp\e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.exe
"C:\Users\Admin\AppData\Local\Temp\e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3184

C:\Users\Admin\AppData\Local\Temp\is-B4OKN.tmp\e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp
"C:\Users\Admin\AppData\Local\Temp\is-B4OKN.tmp\e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp" /SL5="$80068,4753209,54272,C:\Users\Admin\AppData\Local\Temp\e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4168

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:3716

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:2244

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

Replay Monitor

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Downloads

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

MD5
628c74259556df696fce9cdf9b190c3b

SHA1
a5a08bd92dee356738630d59fe6217961b90e0c6

SHA256
8333c2ce9ecd780e5f0398374efd504512654d32834c9bc8c0a9fb3709167d34

SHA512
4903b7d0637db66cce90c1e3814e911a8bef14abc1900860e69c9bb24f918147a8b038e25b5909dc4d182d533e1de33d6aa51b1cd4ad18b69cdd7230d39ca3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-B4OKN.tmp\e2315cab7d9ff173bd699d74cbef876a454bc21c2c487633d6e927f988a28be2.tmp
Filesize
680KB

MD5
283da5c763c54b41092d9fe0d244b491

SHA1
d5e6a5b76a18c5a1d68244f2c3697bd8881fcf03

SHA256
339d2ff372992255baddd6d21cc15045b42780b25d251f570480e1aacdd00ad9

SHA512
306815b5fd5c387ffd9705097271edf5851cee7c28d1bc707813ce26714e8f722b8a34f73c43903ab6e7303dafc6ab6fa48262e487d86124c037879618cbd45a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-ONH05.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/2244-100-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-103-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-82-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-79-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-118-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-114-0x0000000000870000-0x0000000000912000-memory.dmp

Filesize
648KB

Download
memory/2244-113-0x0000000000870000-0x0000000000912000-memory.dmp

Filesize
648KB

Download
memory/2244-67-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-69-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-112-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-109-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-72-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-75-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-76-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-121-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-106-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-85-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-88-0x0000000000870000-0x0000000000912000-memory.dmp

Filesize
648KB

Download
memory/2244-90-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-96-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/2244-99-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/3184-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3184-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3184-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3716-65-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/3716-63-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/3716-60-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/3716-59-0x0000000000400000-0x00000000006ED000-memory.dmp

Filesize
2.9MB

Download
memory/4168-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4168-71-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

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