MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81. 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

SHA256 hash:	37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81
SHA3-384 hash:	5cfe708f831685bb0af38eda7be8a2c523e7c242b17d39b5797994f86ab690e2830238f85709d8a06f4938da3cab1b98
SHA1 hash:	aa8cfcbacc165b941199a9d56045933af952f995
MD5 hash:	2f2b5ff3c33c62109f96e65c1d7601b0
humanhash:	solar-salami-wolfram-florida
File name:	2f2b5ff3c33c62109f96e65c1d7601b0.exe
Download:	download sample
Signature	Socks5Systemz Create hunting rule
File size:	2'112'047 bytes
First seen:	2024-03-23 17:15:26 UTC
Last seen:	2024-03-23 19:27:57 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'462 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep	49152:32m/hFz6e3Bw45KMgwkYfyZYOgzynV0NWp6V/VtqkOVH:mobVwpooYQKcpGahH
TLSH	T1F2A5330266D9643CF2D268F0ACD5AED8553278362F321A2077AF1EFD4B2B5A85C47353
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)
File icon (PE):
dhash icon	b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter	abuse_ch
Tags:	exe Socks5Systemz

abuse_ch

Socks5Systemz C2:
45.142.214.240:80

Intelligence

File Origin

# of uploads :

# of downloads :

463

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81.exe

Verdict:

Malicious activity

Analysis date:

2024-03-23 17:16:58 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/97048a94-e4b3-45fa-b3b3-35c2b7e2b6cf

Note:

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

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

Creating a file

Moving a recently created file

Modifying a system file

Creating a service

Enabling autorun for a service

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

fingerprint installer lolbin overlay packed shell32

Link:

https://www.filescan.io/uploads/65ff0e537a3c2d4da245c949/reports/13ee014d-bd9e-4cc1-8907-5d6dda6b5570/overview

Verdict:

Suspicious

Labled as:

HEUR/AGEN.1372994

Link:

https://www.hybrid-analysis.com/sample/37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81

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:

Unknown

Link:

https://analyze.intezer.com/analyses/23f2c9ac-3fc7-4b6d-acd3-5076bdad5db2

Score:

14%

Verdict:

Benign

File Type:

Link:

https://malprob.io/report/37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81/

Threat name:

Win32.Trojan.Generic

Status:

Malicious

First seen:

2024-03-23 17:16:06 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

14 of 24 (58.33%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=g7urqh62gr4idkleqslmmky2s4goebksixnu3e3mzdo7diqo56aq._file

Verdict:

malicious

Result

Malware family:

socks5systemz

Score:

10/10

Tags:

family:socks5systemz botnet discovery

Link:

https://tria.ge/reports/240323-vs48lacd3v/

Behaviour

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Checks installed software on the system

Executes dropped EXE

Loads dropped DLL

Unexpected DNS network traffic destination

Detect Socks5Systemz Payload

Socks5Systemz

Malware Config

C2 Extraction:

http://bgkriib.com/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668cfe15c2ec97
http://dixabom.info/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c1eb979f39

Unpacked files

SH256 hash:

37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81

MD5 hash:

2f2b5ff3c33c62109f96e65c1d7601b0

SHA1 hash:

aa8cfcbacc165b941199a9d56045933af952f995

Link:

https://www.unpac.me/results/866a598b-0830-4d96-b6c6-96d755c22a8e/

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/37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81

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

exe 37e9181fda347881a9648496c62b1a970ce2055245db4d936cc8ddf1a20eef81

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/2787069/

Delivery method

Distributed via web download

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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