MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f940b63a221b3db65d37740739ffd71a602c856c12a4e264f36c907b00ca8019. 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: 16
| SHA256 hash: | f940b63a221b3db65d37740739ffd71a602c856c12a4e264f36c907b00ca8019 |
|---|---|
| SHA3-384 hash: | febd87e881b41092e4026e3dce2e3121b63999341d7d716371da6a956c39b2d4b70022511fbf733825633f5102d5943a |
| SHA1 hash: | 73f1adc6ff4c548706905fd7f8748829c133fd74 |
| MD5 hash: | fe786da179c47a99dee33d8da3ba2c61 |
| humanhash: | may-batman-muppet-coffee |
| File name: | file |
| Download: | download sample |
| Signature | Socks5Systemz |
| File size: | 3'800'031 bytes |
| First seen: | 2026-01-18 09:51:56 UTC |
| Last seen: | 2026-01-18 17:59:20 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'562 x Socks5Systemz, 262 x RaccoonStealer) |
| ssdeep | 49152:C9y66TR/nUoJk9GOaDDTJYiLqpBX1WsTmJSbe7s2PrUjLeKsY9SqjvFuZIV8pMhT:My66F/UMRLFWpfWv6yTUjLeTIV8AE8 |
| Threatray | 1 similar samples on MalwareBazaar |
| TLSH | T1BB063323665ACB3DC4015E3E5815849B241BBEA5227BE97B21E97C48FF23415E8B7333 |
| 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 |
| Reporter |  Bitsight |
| Tags: | dropped-by-gcleaner exe Socks5Systemz U UNIQTWO.file |
Intelligence
File Origin
# of uploads :
12
# of downloads :
164
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Suspicious activity
Analysis date:
2026-01-18 09:53:13 UTC
Tags:
inno installer delphi
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Socks5Systemz
Verdict:
Malicious
Score:
96.5%
Tags:
injection dropper emotet virus
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
adaptive-context borland_delphi fingerprint inno installer installer installer-heuristic overlay packed soft-404
Verdict:
Malicious
Labled as:
Suspicious:InstallCore.XB.hwzw
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-18T07:00:00Z UTC
Last seen:
2026-01-19T09:15:00Z UTC
Hits:
~100
Detections:
Trojan-Proxy.Win32.Sok5Syz.sb Trojan.Win32.Ekstak.sb Trojan-Proxy.Win32.Sok5Syz.abj PDM:Trojan.Win32.Generic
Verdict:
Suspicious
Score:
71%
Verdict:
Malware
File Type:
PE
Gathering data
Verdict:
Malicious
Threat:
Family.SOCKS5SYSTEMZ
Threat name:
Win32.PUA.Generic
Status:
Suspicious
First seen:
2026-01-18 09:52:26 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
14 of 38 (36.84%)
Threat level:
1/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
socks5systemz
Result
Malware family:
socks5systemz
Score:
10/10
Tags:
family:socks5systemz botnet discovery installer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Inno Setup is an open-source installation builder for Windows applications.
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
Unpacked files
SH256 hash:
f940b63a221b3db65d37740739ffd71a602c856c12a4e264f36c907b00ca8019
MD5 hash:
fe786da179c47a99dee33d8da3ba2c61
SHA1 hash:
73f1adc6ff4c548706905fd7f8748829c133fd74
SH256 hash:
90662dc40777deb71e09e421d3b3dc7a7755322b40bf549464e87da2439a69fc
MD5 hash:
a56ad33814f7089b5b108cef39de103e
SHA1 hash:
2707bb33494369d9dd82fae0fd54c5819e1cd565
SH256 hash:
ce4c1c28c1df94d498bd77ff54c2f6682fafe58f98679af853818710377ffc03
MD5 hash:
4444aaca5b17b8b3bd473917df434882
SHA1 hash:
dca8dd766f65b943e156482e449fd7974fd7c26f
SH256 hash:
b20a8d88c550981137ed831f2015f5f11517aeb649c29642d9d61dea5ebc37d1
MD5 hash:
526426126ae5d326d0a24706c77d8c5c
SHA1 hash:
68baec323767c122f74a269d3aa6d49eb26903db
SH256 hash:
44b8e6a310564338968158a1ed88c8535dece20acb06c5e22d87953c261dfed0
MD5 hash:
9c8886759e736d3f27674e0fff63d40a
SHA1 hash:
ceff6a7b106c3262d9e8496d2ab319821b100541
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | FreddyBearDropper |
|---|---|
| Author: | Dwarozh Hoshiar |
| Description: | Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip. |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | ScanStringsInsocks5systemz |
|---|---|
| Author: | Byambaa@pubcert.mn |
| Description: | Scans presence of the found strings using the in-house brute force method |
| Rule name: | shellcode |
|---|---|
| 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
Dropped by
Gcleaner
Delivery method
Distributed via web download
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