MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5. 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: 14


Intelligence 14 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5
SHA3-384 hash: 56a5083d45014d29d3338002ae648531d961320c4b1db9f49dcdabc322bcc7a9df23f1f8989fd1581e237a9277229298
SHA1 hash: 807aceaab51dd2813f709e5ad1f3925d92083441
MD5 hash: 4c9f59825b76fd2eeee5fbac078166ca
humanhash: network-equal-magnesium-seventeen
File name:UNIQTWO[1].exe
Download: download sample
Signature Socks5Systemz
Create hunting rule
File size:3'588'759 bytes
First seen:2025-08-12 02:19:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'460 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 98304:INkFmcmipT1ZmZPovTFRq7VO+Dba3xSzH:hmcDZmZAvTFRU8Wb64z
TLSH T1B6F53326EDF4D079FC2C06B4180A8DA496326D011D34A71E7A2CD7E607E7B4916EF36E
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 :
55
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
UNIQTWO1.exe
Verdict:
Malicious activity
Analysis date:
2025-08-12 02:15:09 UTC
Tags:
inno installer delphi
Link:
https://app.any.run/tasks/e113d163-e303-4937-96ca-408cefa47a1d

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/20255/
Detection(s):
SecuriteInfo.com.Downloader.Agent2.BJXB.15489.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=689aa3acfca70bd90e8e991b
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
Gathering data
Verdict:
Malicious
Labled as:
Adware.Popwina.fbjv/PSY
Link:
https://www.hybrid-analysis.com/sample/87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/a9e262e4-afea-4b02-beb0-fbf42f29ff9f
Result
Threat name:
Socks5Systemz
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1755000
Signature
C2 URLs / IPs found in malware configuration
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
Uses known network protocols on non-standard ports
Yara detected Socks5Systemz
Behaviour
Behavior Graph:
Download SVG
Score:
84%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) Win 32 Exe x86
Link:
https://app.malva.re/file/4c9f59825b76fd2eeee5fbac078166ca
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5/
Verdict:
Malicious
Threat:
Trojan-Proxy.Win32.Sok5Syz
Link:
https://tip.neiki.dev/file/87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5
Threat name:
Win32.Trojan.Munp
Create hunting rule
Status:
Malicious
First seen:
2025-08-12 02:15:10 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q6y26jo5ho2hpaj5o56y6jltf7kvhgfyvgfwkyjwr3574l7nlhsq._file
Result
Malware family:
socks5systemz
Create hunting rule
Score:
  10/10
Tags:
family:socks5systemz botnet discovery
Link:
https://tria.ge/reports/250812-cr474acq8y/
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/03093183-9e64-40de-8e40-397ad158fd55
Unpacked files
SH256 hash:
87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5
MD5 hash:
4c9f59825b76fd2eeee5fbac078166ca
SHA1 hash:
807aceaab51dd2813f709e5ad1f3925d92083441
Link:
https://www.unpac.me/results/85474a8b-888e-4b52-a849-8131a91f4ef8/
SH256 hash:
30208986a0b556b371872b24002e837a4fed4fee49a2b9e339800dd667dea6fc
MD5 hash:
e2700e8b6ec387910995f1be70c6078d
SHA1 hash:
4e2212cbc3fb01c619462515b460d7437c0964bf
Link:
https://www.unpac.me/results/85474a8b-888e-4b52-a849-8131a91f4ef8/
SH256 hash:
81ca200c953c8389eee916eda6cb1a922804d4ad01529b28f14cec050a5f0a26
MD5 hash:
5455c6a7f5e9c5cfb625cbdd7f32d8dd
SHA1 hash:
a74889143d15860c73195622d6f278eebc42ae1a
Link:
https://www.unpac.me/results/85474a8b-888e-4b52-a849-8131a91f4ef8/
SH256 hash:
44b8e6a310564338968158a1ed88c8535dece20acb06c5e22d87953c261dfed0
MD5 hash:
9c8886759e736d3f27674e0fff63d40a
SHA1 hash:
ceff6a7b106c3262d9e8496d2ab319821b100541
Link:
https://www.unpac.me/results/85474a8b-888e-4b52-a849-8131a91f4ef8/
SH256 hash:
060532fd8298b600f28d205c6a50558647c24d89ebd0cfb414e64faf0f8f40bb
MD5 hash:
2bf1b052ed22379af1fa08850926c033
SHA1 hash:
55553eb09ed300d3fd4aac766f18b3fce6da030c
Link:
https://www.unpac.me/results/85474a8b-888e-4b52-a849-8131a91f4ef8/
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/87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5

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
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: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 87b1af25dd3bb477813d777d8f25732fd55398b8a98b6561368efbfe2fed59e5

(this sample)

  
Link
https://tria.ge/250812-cmv4macq2y/behavioral2
  
Dropped by
GCleaner
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/20255/

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