MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e. 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: 3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e
SHA3-384 hash: f89f2eb6ff40ef53a183c61a3b7eecda1406de193e4bf95950fab3692b873657a73c0188360c2b40627c9ac19b20fb03
SHA1 hash: 7563e12553a9baef657da94329f211883dad5dbf
MD5 hash: 89c4b89bfe3c467d402be1652d128fae
humanhash: steak-bravo-failed-chicken
File name:tuc4.exe
Download: download sample
Signature Socks5Systemz
Create hunting rule
File size:4'867'928 bytes
First seen:2024-01-08 20:18:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'507 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 98304:jX2LPehZtMJlsykp+UMzCqwpnYKx3tTa5HVfWt0VW+iDmGaKi2u1i0I+pqIjYd49:b4PIF1nYKxQ51fY0I+JN2b0xIIj24dD
TLSH T1D93688B4B2F10625D261BEFD37A6495046C62D20ED64B1ADD878B349C6324DBFF8A10F
TrID 61.0% (.EXE) Inno Setup installer (107240/4/30)
23.6% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
8.0% (.EXE) Win32 Executable Delphi generic (14182/79/4)
2.5% (.EXE) Win32 Executable (generic) (4505/5/1)
1.1% (.EXE) Win16/32 Executable Delphi generic (2072/23)
dhash icon 076969574d4d7169 (4 x Socks5Systemz)
Reporter adm1n_usa32
Tags:exe Socks5Systemz

Intelligence

File Origin
# of uploads :
1
# of downloads :
347
Origin country :
RO RO
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/469937/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file
Moving a recently created file
Launching the process to interact with network services
Modifying a system file
Launching a process
Creating a service
Sending a custom TCP request
Enabling autorun for a service
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control installer lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/659c58b899da41ccd7cb19b4/reports/c5881ac7-a063-4c62-8dee-cd52c523c885/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e
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.
Malware family:
Argotronic GmbH
Create hunting rule
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/5481ee39-8234-4b8c-979a-3ba8ee1a3450
Result
Threat name:
Petite Virus, Socks5Systemz
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1371476
Signature
Antivirus / Scanner detection for submitted sample
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
PE file has nameless sections
Snort IDS alert for network traffic
Yara detected Petite Virus
Yara detected Socks5Systemz
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1371476 Sample: tuc4.exe Startdate: 08/01/2024 Architecture: WINDOWS Score: 100 42 Snort IDS alert for network traffic 2->42 44 Antivirus / Scanner detection for submitted sample 2->44 46 Detected unpacking (changes PE section rights) 2->46 48 7 other signatures 2->48 8 tuc4.exe 2 2->8         started        process3 file4 28 C:\Users\user\AppData\Local\Temp\...\tuc4.tmp, PE32 8->28 dropped 11 tuc4.tmp 17 60 8->11         started        process5 file6 30 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 11->30 dropped 32 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 11->32 dropped 34 C:\Users\user\AppData\Local\...\_RegDLL.tmp, PE32 11->34 dropped 36 78 other files (63 malicious) 11->36 dropped 14 startenergyfreelibrary.exe 1 15 11->14         started        17 startenergyfreelibrary.exe 1 2 11->17         started        20 net.exe 1 11->20         started        process7 dnsIp8 38 ejmhhog.ua 185.196.8.22, 49734, 49738, 49739 SIMPLECARRER2IT Switzerland 14->38 40 65.109.80.185, 2023, 49735, 49737 ALABANZA-BALTUS United States 14->40 26 C:\ProgramData\...\MIME post encoding 74.exe, PE32 17->26 dropped 22 conhost.exe 20->22         started        24 net1.exe 1 20->24         started        file9 process10
Score:
25%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-01-08 20:19:06 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
12 of 23 (52.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hmqnfnupub577ic7wddbgmxplw65lkxci5dr27e2tdtvhnfabkha._file
Verdict:
malicious
Result
Malware family:
socks5systemz
Create hunting rule
Score:
  10/10
Tags:
family:socks5systemz botnet discovery
Link:
https://tria.ge/reports/240108-y3vzfshebn/
Behaviour
Runs net.exe
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
Socks5Systemz
Detect Socks5Systemz Payload
Unpacked files
SH256 hash:
d9de427e59e39b0e8423f32b10bac43f1da7ed4a41400310800b7b1fa97b9a15
MD5 hash:
f64491fe1ef495d477ddb6603675aafe
SHA1 hash:
a1ad5e90735004e3e50d591d5b6ed40311fe019f
Link:
https://www.unpac.me/results/0876ff8d-91e3-492a-a140-bda2ce441e0d/
SH256 hash:
d7dccffdbeee2afa4d4e40c0968bb4d6fe29a22f334c5a950f6eaaca1d97afc8
MD5 hash:
a66b3957a37ec9a7d3d078fadbf8be87
SHA1 hash:
039871a3925d9e5c374bf2c34550fd7385d38793
Detections:
INDICATOR_EXE_Packed_VMProtect
Create hunting rule
Link:
https://www.unpac.me/results/0876ff8d-91e3-492a-a140-bda2ce441e0d/
Parent samples :
3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e
c736d5dcb526ba8db53db123fd2e547d478669edff900559766e434dc7fc6782
a9e0912c51dbd477ad269595657e9fc5d826e3d453fb83c9858bd76320a5a19e
ac1ca9910b47c73f279ec42a5bbfc19424805f8dcbd8457d7ef32199219ff70d
739390cb2a8719293c06192017f6164ed68e569f5d259de14f17e9b6dee8ea44
SH256 hash:
e7e2c0176bd3e7f8af9ff68598940284280ee9f9127e470ce2b93b2f72492441
MD5 hash:
6e0c984d484e8b03bdf7320680afb8f3
SHA1 hash:
ef4371574a2b5e3680301b28aa369d43cbde3f32
Link:
https://www.unpac.me/results/0876ff8d-91e3-492a-a140-bda2ce441e0d/
SH256 hash:
3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e
MD5 hash:
89c4b89bfe3c467d402be1652d128fae
SHA1 hash:
7563e12553a9baef657da94329f211883dad5dbf
Link:
https://www.unpac.me/results/0876ff8d-91e3-492a-a140-bda2ce441e0d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e

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 3b20d2b68fa07bffa05fb0c61332ef5dbdd5aae247471d7c9a98e753b4a00a8e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2741225/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2745352/
  
URLhaus
https://urlhaus.abuse.ch/url/2741240/
  
URLhaus
https://urlhaus.abuse.ch/url/2741215/
  
URLhaus
https://urlhaus.abuse.ch/url/2739329/
  
URLhaus
https://urlhaus.abuse.ch/url/2745356/
  
URLhaus
https://urlhaus.abuse.ch/url/2745345/
  
URLhaus
https://urlhaus.abuse.ch/url/2745340/
  
URLhaus
https://urlhaus.abuse.ch/url/2741233/
  
URLhaus
https://urlhaus.abuse.ch/url/2741236/
  
URLhaus
https://urlhaus.abuse.ch/url/2741216/
  
URLhaus
https://urlhaus.abuse.ch/url/2739289/
  
URLhaus
https://urlhaus.abuse.ch/url/2745332/
  
URLhaus
https://urlhaus.abuse.ch/url/2741218/
  
URLhaus
https://urlhaus.abuse.ch/url/2741245/
  
URLhaus
https://urlhaus.abuse.ch/url/2745365/
  
URLhaus
https://urlhaus.abuse.ch/url/2745333/
  
URLhaus
https://urlhaus.abuse.ch/url/2745373/
Cape
Cape
https://www.capesandbox.com/analysis/469937/

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