socks5systemz | 0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c

General

Target

0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe
Size

5.0MB
MD5

1d404808fddb8e8f3638ea73a0b57326
SHA1

6297936dc0638cc67f7938550f3c9e1f4c3c1ca4
SHA256

0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c
SHA512

61ad3eb223fa845c1abcf2cb12559c6fb2982973a9e93ba2c6fd621f6bed1059f197246365d9ad93a7c2221925a40fc4c0e97b1a9c8cdc200897441f28b00350
SSDEEP

98304:mAIX91XtzekTgvUzIKwr0ZUJcrsAACl3RQHr9pITBw/mw74KhIu:tIXntz1gvyB7lWCCzUp2nIu

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ebrivin.ua

http://ebrivin.ua/search/?q=67e28dd86509f67a4206fe1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa45e8889b5e4fa9281ae978f171ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f88ff11c5ed9c

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1496-92-0x0000000002230000-0x00000000022D2000-memory.dmp	family_socks5systemz

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

Processes:

0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmpm4atomp3freeconverter.exem4atomp3freeconverter.exe

pid process

2992 0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
2668 m4atomp3freeconverter.exe
1496 m4atomp3freeconverter.exe

pid	process
2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
2668	m4atomp3freeconverter.exe
1496	m4atomp3freeconverter.exe

Loads dropped DLL 5 IoCs

Processes:

0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp

pid	process
3036	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe
2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.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 45.155.250.90
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:

0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp

pid process

2992 0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp

description	pid	process	target process
PID 3036 wrote to memory of 2992	3036	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
PID 3036 wrote to memory of 2992	3036	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
PID 3036 wrote to memory of 2992	3036	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
PID 3036 wrote to memory of 2992	3036	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
PID 3036 wrote to memory of 2992	3036	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
PID 3036 wrote to memory of 2992	3036	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
PID 3036 wrote to memory of 2992	3036	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
PID 2992 wrote to memory of 2668	2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp	m4atomp3freeconverter.exe
PID 2992 wrote to memory of 2668	2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp	m4atomp3freeconverter.exe
PID 2992 wrote to memory of 2668	2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp	m4atomp3freeconverter.exe
PID 2992 wrote to memory of 2668	2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp	m4atomp3freeconverter.exe
PID 2992 wrote to memory of 1496	2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp	m4atomp3freeconverter.exe
PID 2992 wrote to memory of 1496	2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp	m4atomp3freeconverter.exe
PID 2992 wrote to memory of 1496	2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp	m4atomp3freeconverter.exe
PID 2992 wrote to memory of 1496	2992	0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp	m4atomp3freeconverter.exe

C:\Users\Admin\AppData\Local\Temp\0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe
"C:\Users\Admin\AppData\Local\Temp\0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3036

C:\Users\Admin\AppData\Local\Temp\is-94HRC.tmp\0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
"C:\Users\Admin\AppData\Local\Temp\is-94HRC.tmp\0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp" /SL5="$30134,4959195,54272,C:\Users\Admin\AppData\Local\Temp\0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2992

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe" -i
3⤵
- Executes dropped EXE
PID:2668

C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
"C:\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe" -s
3⤵
- Executes dropped EXE
PID:1496

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

\Users\Admin\AppData\Local\M4A to MP3 Free Converter\m4atomp3freeconverter.exe
Filesize
3.1MB

MD5
b26ddcc7a2d23fe6949b38a31903ca61

SHA1
dd18247686b63a27df69aa458b62d0af02f56181

SHA256
0e27990ac33b9d559ce0afc257502c727b51bb9b2a8ce68c39789d6565aa82d9

SHA512
0c673dcd611def14aeb2f550d25c2f77dce8c82e4664553f18d053a9654e0a8d39cd3ace7834d796c05e4591c612a2dca405b539720cb439e6131cb2bcb99377

Download Submit
\Users\Admin\AppData\Local\Temp\is-94HRC.tmp\0a9d34bcfad506b0bea7a71da5e45b4a91a41e88ab0de4a85976810d8965750c.tmp
Filesize
680KB

MD5
dafff71ba13e58daac2c21ed0ed54458

SHA1
ec169d6088ee3a539030ef630164dae1dd7d9a80

SHA256
167c4af51c1b261fc6bc53d7e4eab5cc5408ac4953518f1dcd129dbe62aca9fb

SHA512
ecd2f14d391892f82efea278949c0a20367bec0eefef159ad44915d008b462ba0ffb5b00175c5b7f9b9e1f2779f9ed562eb39cf143dd9f44b550f96a7c9bc719

Download Submit
\Users\Admin\AppData\Local\Temp\is-IMP5Q.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-IMP5Q.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1496-117-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-78-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-137-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-129-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-126-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-123-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-120-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-71-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-107-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-113-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-75-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-132-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-110-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-82-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-85-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-88-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-91-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-92-0x0000000002230000-0x00000000022D2000-memory.dmp

Filesize
648KB

Download
memory/1496-98-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-101-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/1496-104-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/2668-65-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/2668-69-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/2668-66-0x0000000000400000-0x0000000000720000-memory.dmp

Filesize
3.1MB

Download
memory/2992-79-0x0000000004230000-0x0000000004550000-memory.dmp

Filesize
3.1MB

Download
memory/2992-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2992-64-0x0000000004230000-0x0000000004550000-memory.dmp

Filesize
3.1MB

Download
memory/2992-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3036-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3036-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3036-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads