MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89. 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: 15


Intelligence 15 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89
SHA3-384 hash: 7102d9f664b277082c61515f96f18b2162ca2bdeeaf0e29387f3503b9bf297c9d2ea225d90b2ce852ab7dcdad764cdc8
SHA1 hash: 0d2f206998a2693b65637b41035c3028e169d352
MD5 hash: 3196f43aac845b2255c7c6984ad28fb7
humanhash: equal-monkey-river-apart
File name:BBX[1].exe
Download: download sample
Signature Socks5Systemz
Create hunting rule
File size:3'843'401 bytes
First seen:2025-08-19 22:32:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'568 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 98304:IqOGmB2iBq72pezGSPuslDWg+go9QqpF7b747SuORbln:oGS2iazzdPuc0lpFPcuFv
TLSH T1E8063327D689DD75D0D0A6B21920D9A17C2BB461B5FFC179759C8F0EEFB28C2211E312
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)
Magika pebin
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter aachum
Tags:dropped-by-gcleaner exe Socks5Systemz


Avatar
iamaachum
Socks5Systemz C2: 66.63.187.153

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fb81d9d4-46ce-438b-93cc-bc02c6ecca7b
Verdict:
Malicious activity
Analysis date:
2025-08-19 22:03:43 UTC
Tags:
gcleaner loader telegram lumma stealer inno installer delphi
Link:
https://app.any.run/tasks/fb81d9d4-46ce-438b-93cc-bc02c6ecca7b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Socks5Systemz
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22350/
Detection(s):
SecuriteInfo.com.Downloader.Agent2.BJXB.15489.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
98.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68a4fb83c2f5296a1a285c26
Tags:
injection dropper virus
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
Creating a service
Enabling autorun for a service
Verdict:
Malicious
Labled as:
Win/grayware_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/8e2cfd17-b07b-4b81-bf11-7574603378e8
Result
Threat name:
Socks5Systemz
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1760636
Signature
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
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
Found malware configuration
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Socks5Systemz
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1760636 Sample: BBX[1].exe Startdate: 20/08/2025 Architecture: WINDOWS Score: 100 46 Found malware configuration 2->46 48 Antivirus detection for dropped file 2->48 50 Multi AV Scanner detection for dropped file 2->50 52 7 other signatures 2->52 7 BBX[1].exe 2 2->7         started        10 svchost.exe 2->10         started        13 svchost.exe 2->13         started        15 3 other processes 2->15 process3 file4 36 C:\Users\user\AppData\Local\...\BBX[1].tmp, PE32 7->36 dropped 17 BBX[1].tmp 18 26 7->17         started        54 Changes security center settings (notifications, updates, antivirus, firewall) 10->54 20 MpCmdRun.exe 1 10->20         started        signatures5 process6 file7 28 C:\Users\user\AppData\Local\...\_shfoldr.dll, PE32 17->28 dropped 30 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 17->30 dropped 32 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 17->32 dropped 34 21 other malicious files 17->34 dropped 22 hddinfobox4539.exe 1 19 17->22         started        26 conhost.exe 20->26         started        process8 dnsIp9 42 66.63.187.153, 443, 49691, 49692 ASN-QUADRANET-GLOBALUS United States 22->42 44 193.176.153.180, 2024, 49693, 49695 AGROSVITUA unknown 22->44 38 C:\ProgramData\HDDInfoBox\sqlite3.dll, PE32 22->38 dropped 40 C:\ProgramData\HDDInfoBox\HDDInfoBox.exe, PE32 22->40 dropped file10
Score:
79%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89/
Verdict:
Malicious
Threat:
Family.SOCKS5SYSTEMZ
Link:
https://tip.neiki.dev/file/28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89
Threat name:
Win32.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-08-19 22:33:36 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fbse3infefptxvllombe3eawsxdvyullpkrtp5xcp4yynt2hfweq._file
Verdict:
malicious
Label(s):
socks5systemz
Create hunting rule
Similar samples:
error
Socks5Systemz
Result
Malware family:
socks5systemz
Create hunting rule
Score:
  10/10
Tags:
family:socks5systemz botnet discovery
Link:
https://tria.ge/reports/250819-2f6n8aylt4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Checks installed software on the system
Executes dropped EXE
Loads dropped DLL
Detect Socks5Systemz Payload
Socks5Systemz
Socks5systemz family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/debe16ed-c394-482b-abba-cae84dd77d57
Unpacked files
SH256 hash:
28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89
MD5 hash:
3196f43aac845b2255c7c6984ad28fb7
SHA1 hash:
0d2f206998a2693b65637b41035c3028e169d352
Link:
https://www.unpac.me/results/84f87686-b705-4391-ad48-2085a1329b70/
SH256 hash:
370b4775726df7b8be4b5d4d74d7b7332bde198c20e3c1d6f4548ea98fabc7a7
MD5 hash:
2531f14cc0630a5534a9209d6fe58792
SHA1 hash:
c61f09a4f113c7234bbd26a5d4440a629109bfa7
Link:
https://www.unpac.me/results/84f87686-b705-4391-ad48-2085a1329b70/
SH256 hash:
dc77ac589b667aa97b0b8e3e7db070ed5f54a421702cee4ac2e347fe3d2c3ae0
MD5 hash:
a0bf19434c4f70cebc5ca70cdcbe1426
SHA1 hash:
cfda6111482db3c3085b4cbaa82783e243ad7a08
Link:
https://www.unpac.me/results/84f87686-b705-4391-ad48-2085a1329b70/
SH256 hash:
44b8e6a310564338968158a1ed88c8535dece20acb06c5e22d87953c261dfed0
MD5 hash:
9c8886759e736d3f27674e0fff63d40a
SHA1 hash:
ceff6a7b106c3262d9e8496d2ab319821b100541
Link:
https://www.unpac.me/results/84f87686-b705-4391-ad48-2085a1329b70/
SH256 hash:
9565a6fb38a3445246dd2d5d688adeacffd0c57281d965a2b35cbe25d43a16e3
MD5 hash:
6f6c435ef8f44825b7936e47094bea53
SHA1 hash:
2030b91eff09530fb478d470de0306a51f0067f3
Link:
https://www.unpac.me/results/84f87686-b705-4391-ad48-2085a1329b70/
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/28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:HUNTING_SUSP_TLS_SECTION
Create hunting rule
Author:chaosphere
Description:Detect PE files with .tls section that can be used for anti-debugging
Reference:Practical Malware Analysis - Chapter 16
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:ScanStringsInsocks5systemz
Create hunting rule
Author:Byambaa@pubcert.mn
Description:Scans presence of the found strings using the in-house brute force method
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

Socks5Systemz

Executable exe 28644da1a5215f3bd56b73024d901695c75c516b7aa337f6e27f3186cf472d89

(this sample)

  
Link
https://tria.ge/250819-2djrnsxzex/behavioral2
  
Dropped by
GCleaner
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/22350/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
SECURITY_BASE_APIUses Security Base APIadvapi32.dll::AdjustTokenPrivileges
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CreateProcessA
advapi32.dll::OpenProcessToken
kernel32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryA
kernel32.dll::GetSystemInfo
kernel32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateDirectoryA
kernel32.dll::CreateFileA
kernel32.dll::DeleteFileA
kernel32.dll::GetWindowsDirectoryA
kernel32.dll::GetFileAttributesA
kernel32.dll::RemoveDirectoryA
WIN_BASE_USER_APIRetrieves Account Informationadvapi32.dll::LookupPrivilegeValueA
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegOpenKeyExA
advapi32.dll::RegQueryValueExA
WIN_USER_APIPerforms GUI Actionsuser32.dll::PeekMessageA
user32.dll::CreateWindowExA

Comments