MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85a1f3ab935b0d7c803da2d26646b3a50242509fe63041fdee429963256018df. 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: 13

Intelligence 13 IOCs YARA 6 File information Comments

SHA256 hash:	85a1f3ab935b0d7c803da2d26646b3a50242509fe63041fdee429963256018df
SHA3-384 hash:	595d034e513a788102714419fba91948f082cca16158a9dc08baa851d9b30c6c79074f3f5d61ca434d3ca4dceb0616cf
SHA1 hash:	13b9735eddfe589e332adfb4abd089261a13b1d5
MD5 hash:	43869d173a6397de9cf28b79ef8019b2
humanhash:	sierra-xray-uncle-steak
File name:	steel.exe.2
Download:	download sample
Signature	Socks5Systemz Create hunting rule
File size:	3'368'652 bytes
First seen:	2024-12-18 12:11:30 UTC
Last seen:	2024-12-18 12:12:25 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'455 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep	98304:MX0tWq4NKGYlXuWa0XuMfL4UrE32SdehZ6ZimSJX2:P8XnYlxrXVfL4UYm3PZmu2
TLSH	T1D9F533278B4BD031F1D242B5E925821140237FDB1D9C7907729A6D88AED35B6FB1E3A3
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
File icon (PE):
dhash icon	b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter	abus3reports
Tags:	bulletproof exe Socks5Systemz

Intelligence

File Origin

# of uploads :

# of downloads :

353

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

steel.exe.2

Verdict:

Malicious activity

Analysis date:

2024-12-18 14:14:43 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/8a7f3812-79a7-4802-8e5f-1a2e0f4759de

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Gen.Heur.Munp.1.24071.12101.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6762c4418fb73f13afd167d7

Tags:

injection dropper virus madi

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:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

borland_delphi fingerprint installer overlay packed packed packer_detected

Link:

https://www.filescan.io/uploads/6762c3d96ea16b4d3d659eb4/reports/992817bd-7d28-4b29-b6c9-48d8cbe13a8a/overview

Verdict:

Malicious

Labled as:

Win/grayware_confidence_70%

Link:

https://www.hybrid-analysis.com/sample/85a1f3ab935b0d7c803da2d26646b3a50242509fe63041fdee429963256018df

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:

Suspicious

Link:

https://analyze.intezer.com/analyses/87f894bf-26f7-4d5e-8a4b-c34c47ece475

Result

Threat name:

Socks5Systemz

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1577469

Signature

AI detected suspicious sample

Antivirus detection for URL or domain

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

Multi AV Scanner detection for submitted file

Tries to detect virtualization through RDTSC time measurements

Yara detected Socks5Systemz

Behaviour

Behavior Graph:

Download SVG

Score:

90%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/85a1f3ab935b0d7c803da2d26646b3a50242509fe63041fdee429963256018df

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/85a1f3ab935b0d7c803da2d26646b3a50242509fe63041fdee429963256018df/

Threat name:

Win32.Trojan.Munp

Status:

Malicious

First seen:

2024-12-18 12:44:43 UTC

AV detection:

6 of 38 (15.79%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=qwq7hk4tlmgxzab5uljgmrvtuubeeue74yyed7poikmwgjladdpq._file

Verdict:

malicious

Label(s):

socks5systemz

Similar samples:

error

Socks5Systemz

Result

Malware family:

n/a

Score:

7/10

Tags:

discovery

Link:

https://tria.ge/reports/241218-p3neyazkfy/

Behaviour

Modifies system certificate store

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

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/e199c8ab-c23f-45e7-bb3e-427f54498193

Unpacked files

SH256 hash:

078bbcc4a99ff12cf330203a24157bda4e6e95942da197dd98ed0ebc59de769f

MD5 hash:

a2579820cbffc5f84c307bc6a38340bf

SHA1 hash:

5d56ddbdce648615e093b16a7bd95a122bddb172

Link:

https://www.unpac.me/results/a160a01f-14a8-4352-9a39-8135eb63c533/

SH256 hash:

44b8e6a310564338968158a1ed88c8535dece20acb06c5e22d87953c261dfed0

MD5 hash:

9c8886759e736d3f27674e0fff63d40a

SHA1 hash:

ceff6a7b106c3262d9e8496d2ab319821b100541

Link:

https://www.unpac.me/results/a160a01f-14a8-4352-9a39-8135eb63c533/

SH256 hash:

bbb8a584a9f80b07b2310bd8e4f5c16856f96ade08b68716cdd2ab5a4ca47286

MD5 hash:

e40c4920a246582f5be8c2841f72f9c3

SHA1 hash:

12f52e582bc187de617e3974e2b638d7ff1110cc

Link:

https://www.unpac.me/results/a160a01f-14a8-4352-9a39-8135eb63c533/

SH256 hash:

85a1f3ab935b0d7c803da2d26646b3a50242509fe63041fdee429963256018df

MD5 hash:

43869d173a6397de9cf28b79ef8019b2

SHA1 hash:

13b9735eddfe589e332adfb4abd089261a13b1d5

Link:

https://www.unpac.me/results/a160a01f-14a8-4352-9a39-8135eb63c533/

Please note that we are no longer able to provide a coverage score for Virus Total.

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:	pe_detect_tls_callbacks Create hunting rule

Rule name:	RansomPyShield_Antiransomware Create hunting rule
Author:	XiAnzheng
Description:	Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)

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.

Delivery method

Other

URLhaus

https://urlhaus.abuse.ch/url/3331593/

URLhaus

https://urlhaus.abuse.ch/url/3331594/

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
SECURITY_BASE_API	Uses Security Base API	advapi32.dll::AdjustTokenPrivileges
WIN32_PROCESS_API	Can Create Process and Threads	kernel32.dll::CreateProcessA advapi32.dll::OpenProcessToken kernel32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	kernel32.dll::LoadLibraryA kernel32.dll::GetSystemInfo kernel32.dll::GetCommandLineA
WIN_BASE_IO_API	Can Create Files	kernel32.dll::CreateDirectoryA kernel32.dll::CreateFileA kernel32.dll::DeleteFileA kernel32.dll::GetWindowsDirectoryA kernel32.dll::GetFileAttributesA kernel32.dll::RemoveDirectoryA
WIN_BASE_USER_API	Retrieves Account Information	advapi32.dll::LookupPrivilegeValueA
WIN_REG_API	Can Manipulate Windows Registry	advapi32.dll::RegOpenKeyExA advapi32.dll::RegQueryValueExA
WIN_USER_API	Performs GUI Actions	user32.dll::PeekMessageA user32.dll::CreateWindowExA

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