MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4bf379ce1d2595d32d2e06f839b77e3cec4e1a9965a61b85e2d7dd052cd9a11b. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Socks5Systemz


Vendor detections: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4bf379ce1d2595d32d2e06f839b77e3cec4e1a9965a61b85e2d7dd052cd9a11b
SHA3-384 hash: 8740e8ce5aeee94f982b44ece471e7c7eb10a6a97200641de2b25d8d7ba5b9b58240090ddb49a770cb2509665705afe6
SHA1 hash: 471e93dcf54169740e24127bb9c95058100b45c9
MD5 hash: 45ef33dd8283d35403e5bddc8d97e91d
humanhash: kilo-delaware-london-ohio
File name:45ef33dd8283d35403e5bddc8d97e91d.exe
Download: download sample
Signature Socks5Systemz
Create hunting rule
File size:2'467'710 bytes
First seen:2024-02-26 19:00:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'511 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:1qjsmi5SeFLumZqEAkTgYhfTMeHiZWQK+ng4AsoD7fB:IwbSeFSmZMkTgYhfNArtmHZ
TLSH T189B53323C9D42F75DF1046BD5AA58E6E5733FD091A3610BCBB5C89CDAE6B22006C934E
TrID 76.2% (.EXE) Inno Setup installer (107240/4/30)
10.0% (.EXE) Win32 Executable Delphi generic (14182/79/4)
4.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.4% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter abuse_ch
Tags:exe Socks5Systemz


Avatar
abuse_ch
Socks5Systemz C2:
93.123.39.219:80

Intelligence

File Origin
# of uploads :
1
# of downloads :
314
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/477872/
Detection(s):
SecuriteInfo.com.Downloader.Agent2.BJXB.15489.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for the window
Searching for synchronization primitives
Creating a file
Moving a recently created file
Modifying a system file
Creating a service
Enabling autorun for a service
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
fingerprint installer lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/65dcdfffe304215defb817d5/reports/d23c291f-1c9e-47ce-9e7d-596f975683d5/overview
Verdict:
Suspicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/4bf379ce1d2595d32d2e06f839b77e3cec4e1a9965a61b85e2d7dd052cd9a11b
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/1ce15479-8240-418f-9acb-e9e847e994d0
Result
Threat name:
Socks5Systemz
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1399039
Signature
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to infect the boot sector
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found API chain indicative of debugger detection
Machine Learning detection for dropped file
Snort IDS alert for network traffic
Yara detected Socks5Systemz
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1399039 Sample: BmxKCx4zNH.exe Startdate: 26/02/2024 Architecture: WINDOWS Score: 96 43 time.windows.com 2->43 47 Snort IDS alert for network traffic 2->47 49 Antivirus detection for dropped file 2->49 51 Detected unpacking (changes PE section rights) 2->51 53 5 other signatures 2->53 8 BmxKCx4zNH.exe 2 2->8         started        11 svchost.exe 2->11         started        14 svchost.exe 1 2->14         started        16 5 other processes 2->16 signatures3 process4 file5 39 C:\Users\user\AppData\...\BmxKCx4zNH.tmp, PE32 8->39 dropped 18 BmxKCx4zNH.tmp 21 27 8->18         started        55 Changes security center settings (notifications, updates, antivirus, firewall) 11->55 21 MpCmdRun.exe 2 11->21         started        signatures6 process7 file8 31 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 18->31 dropped 33 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 18->33 dropped 35 C:\Users\user\AppData\...\zlib1.dll (copy), PE32 18->35 dropped 37 18 other files (17 malicious) 18->37 dropped 23 mmediabuilder.exe 1 17 18->23         started        26 mmediabuilder.exe 1 2 18->26         started        29 conhost.exe 21->29         started        process9 dnsIp10 45 bvmbubd.com 93.123.39.219, 49708, 49711, 49712 NET1-ASBG Bulgaria 23->45 41 C:\ProgramData\...\WBICreatorService 6.6.exe, PE32 26->41 dropped file11
Score:
21%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/4bf379ce1d2595d32d2e06f839b77e3cec4e1a9965a61b85e2d7dd052cd9a11b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4bf379ce1d2595d32d2e06f839b77e3cec4e1a9965a61b85e2d7dd052cd9a11b/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-02-26 18:28:50 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jpzxttq5ewk5gljoa34dtn36htwe4guzmwtbxbpc27oqklgzuenq._file
Verdict:
malicious
Result
Malware family:
socks5systemz
Create hunting rule
Score:
  10/10
Tags:
family:socks5systemz botnet discovery
Link:
https://tria.ge/reports/240226-xn7h9sdd44/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Checks installed software on the system
Executes dropped EXE
Loads dropped DLL
Unexpected DNS network traffic destination
Detect Socks5Systemz Payload
Socks5Systemz
Malware Config
C2 Extraction:
http://bxieakv.com/search/?q=67e28dd83d5fa62d1358fa4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923b6f87f815c1eb95
http://bxieakv.com/search/?q=67e28dd83d5fa62d1358fa4d7c27d78406abdd88be4b12eab517aa5c96bd86ef97804d895a8bbc896c58e713bc90c91836b5281fc235a925ed3e5cd6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff811c8e6929e3ac96f
http://ccldwxe.net/search/?q=67e28dd8685ff32d4309f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ef718c7eb94993e
Unpacked files
SH256 hash:
cb59e41f1dea37ace158943c9cec4ca72124f4d9afafadf6debe05984cf96ce6
MD5 hash:
5c1e64823274becfe67ee15d4a1cb19e
SHA1 hash:
79ead64a2c50d0e721e09a12d21a6c7b540dbfe9
Link:
https://www.unpac.me/results/cb556bad-af67-4f82-a075-1d9eb53be97a/
SH256 hash:
f7d6c9998e521c6a261d5f0173f3a679c823b8c2a4f2b0f2e3fc821a200eb440
MD5 hash:
244fafcc19aa40f8b55625283a30cac9
SHA1 hash:
df2c79e729cc402717a7e8cb17f39b83d54980d2
Detections:
INDICATOR_EXE_Packed_VMProtect
Create hunting rule
Link:
https://www.unpac.me/results/cb556bad-af67-4f82-a075-1d9eb53be97a/
SH256 hash:
44b8e6a310564338968158a1ed88c8535dece20acb06c5e22d87953c261dfed0
MD5 hash:
9c8886759e736d3f27674e0fff63d40a
SHA1 hash:
ceff6a7b106c3262d9e8496d2ab319821b100541
Link:
https://www.unpac.me/results/cb556bad-af67-4f82-a075-1d9eb53be97a/
SH256 hash:
e4fc574a01b272c2d0aed0ec813f6d75212e2a15a5f5c417129dd65d69768f40
MD5 hash:
c8871efd8af2cf4d9d42d1ff8fadbf89
SHA1 hash:
d0eacd5322c036554d509c7566f0bcc7607209bd
Link:
https://www.unpac.me/results/cb556bad-af67-4f82-a075-1d9eb53be97a/
SH256 hash:
f45c6f9972d4c5f502e1add220dd3df49874ac91dab59467db0c1a06777ed85f
MD5 hash:
c5992281dd5a0d33a83bebe1aad9d2fb
SHA1 hash:
cbfbec8e0c97b4401d4be2f8adbde487f6700591
Link:
https://www.unpac.me/results/cb556bad-af67-4f82-a075-1d9eb53be97a/
SH256 hash:
a451fcbe54754e040cd9bc50a8c2b55797ef4acb74a41e7597f6c199cd4c6465
MD5 hash:
67f0a5acc84dd7a8d83515049867901f
SHA1 hash:
5e88ab3b69a8e2350d1200b0684b2cef7da69732
Link:
https://www.unpac.me/results/cb556bad-af67-4f82-a075-1d9eb53be97a/
SH256 hash:
4bf379ce1d2595d32d2e06f839b77e3cec4e1a9965a61b85e2d7dd052cd9a11b
MD5 hash:
45ef33dd8283d35403e5bddc8d97e91d
SHA1 hash:
471e93dcf54169740e24127bb9c95058100b45c9
Link:
https://www.unpac.me/results/cb556bad-af67-4f82-a075-1d9eb53be97a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Socks5 Systemz
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4bf379ce1d2595d32d2e06f839b77e3cec4e1a9965a61b85e2d7dd052cd9a11b

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:INDICATOR_EXE_Packed_VMProtect
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with VMProtect.
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Socks5Systemz

Executable exe 4bf379ce1d2595d32d2e06f839b77e3cec4e1a9965a61b85e2d7dd052cd9a11b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2766920/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2770372/
Cape
Cape
https://www.capesandbox.com/analysis/477872/

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