MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efbf1bcbd351efeab32b9279284c5fa064210e2d8e42d896cc065c2d60f6fe49. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: efbf1bcbd351efeab32b9279284c5fa064210e2d8e42d896cc065c2d60f6fe49
SHA3-384 hash: 8daff332c151e8ca701664362e0f3cf61edfb7706de2dd85104191352c91fe39f8645759e4e45708b10a3bbe4cfed420
SHA1 hash: f1573e60caa0aa5b8a75584f2ec8f14c1ad005bf
MD5 hash: cd6081e11eb60abfa77c3b587726d83f
humanhash: april-uranus-two-nevada
File name:cd6081e11eb60abfa77c3b587726d83f.exe
Download: download sample
Signature Socks5Systemz
Create hunting rule
File size:4'096'896 bytes
First seen:2024-12-14 12:59:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'457 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 98304:M45f7IPRVWvpkvi+bul5SFrnWTLSNwUbwP380d60+njcX:L5fPvKiQI8RnI3nd60hX
Threatray 1'653 similar samples on MalwareBazaar
TLSH T1731633637D286579F88141B09FB8C53B40573A29ADF80E8533C849DFAF7B42BE549B24
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):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter abuse_ch
Tags:exe Socks5Systemz

Intelligence

File Origin
# of uploads :
1
# of downloads :
348
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cd6081e11eb60abfa77c3b587726d83f.exe
Verdict:
Malicious activity
Analysis date:
2024-12-14 13:17:54 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2d926283-885e-40e9-8040-58370acdee1c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.MulDrop28.51651.21085.8721.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=675d82ee653a8698dfc82edd
Tags:
dropper virus madi sage
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
Launching the process to interact with network services
Creating a service
Launching a process
Modifying a system file
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/675d815649a3171a94274a49/reports/5bfb9f61-17b9-45e3-946a-a04b0763fbda/overview
Verdict:
Malicious
Labled as:
Win/grayware_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/efbf1bcbd351efeab32b9279284c5fa064210e2d8e42d896cc065c2d60f6fe49
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/59255302-88bc-49c3-9cc4-5d436ffeb773
Result
Threat name:
Socks5Systemz
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1575123
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
Yara detected Socks5Systemz
Behaviour
Behavior Graph:
Download SVG
Score:
80%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/efbf1bcbd351efeab32b9279284c5fa064210e2d8e42d896cc065c2d60f6fe49
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/efbf1bcbd351efeab32b9279284c5fa064210e2d8e42d896cc065c2d60f6fe49/
Threat name:
Win32.Trojan.Sockssystemz
Create hunting rule
Status:
Malicious
First seen:
2024-12-14 02:04:36 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=567rxs6tkhx6vmzlsj4sqtc7ubsccdrnrzbnrfwmazoc2yhw7zeq._file
Verdict:
suspicious
Label(s):
socks5systemz
Create hunting rule
Similar samples:
0fdd6fa6cbb3d3591195dc74bbef904b0f56313cc2d76b0b72194b327fe75b5e
Socks5Systemz
1f8b6dd65f2ce836562b17f850644b7c0d265f5c770f65ccfcc4481e9e3b02dc
Socks5Systemz
4149209ffc1d426e70e7860a6b0471c6ed604de8737c6156fdf99d1806d82738
Socks5Systemz
659784641effc7de35c04bd4ca5e1a343d23047827cc57166fbb26fd39484767
Socks5Systemz
798418d2b435a7feab725f614e2b77b3e311c9b859dec456edccc42af6982426
Socks5Systemz
ccc4dd64df98c26da462a17a8df9f927d02e202d88ada8cfba92b7bbeb954c3e
Socks5Systemz
cef4f5f561b5c481c67e0a9a3dd751d18d696b61c7a5dab5ebb29535093741b4
Socks5Systemz
d7cdfb895940efd584c78b7e56f9ed720491234df489ee9eb9aa98c24714d530
Socks5Systemz
efbf1bcbd351efeab32b9279284c5fa064210e2d8e42d896cc065c2d60f6fe49
Socks5Systemz
error
Socks5Systemz
+ 1'643 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/241214-p8m2csvjal/
Behaviour
Modifies system certificate store
Runs net.exe
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/d358b8fa-a250-42c9-948d-55524229fbd1
Unpacked files
SH256 hash:
b7adbecdfbd3ba4f0e639d8f92fe5382a982764c3e90d7c0cbae61e2d9c6d228
MD5 hash:
5698efd217bf01e14adbf0c5b6eac6e3
SHA1 hash:
d11800dc10053532acf97416ecba4c9d19080654
Link:
https://www.unpac.me/results/e8c05ee9-4d06-4e7f-a08c-644b44f3ef35/
SH256 hash:
44b8e6a310564338968158a1ed88c8535dece20acb06c5e22d87953c261dfed0
MD5 hash:
9c8886759e736d3f27674e0fff63d40a
SHA1 hash:
ceff6a7b106c3262d9e8496d2ab319821b100541
Link:
https://www.unpac.me/results/e8c05ee9-4d06-4e7f-a08c-644b44f3ef35/
SH256 hash:
ff85a319d20d3574c6a7bd67f4224b3b549f3941c7f74817ff6050ebea315fc9
MD5 hash:
e53631408f03ca4826182fec27866497
SHA1 hash:
28c288e58d53412433d5e5a8665d4930b020388b
Link:
https://www.unpac.me/results/e8c05ee9-4d06-4e7f-a08c-644b44f3ef35/
SH256 hash:
efbf1bcbd351efeab32b9279284c5fa064210e2d8e42d896cc065c2d60f6fe49
MD5 hash:
cd6081e11eb60abfa77c3b587726d83f
SHA1 hash:
f1573e60caa0aa5b8a75584f2ec8f14c1ad005bf
Link:
https://www.unpac.me/results/e8c05ee9-4d06-4e7f-a08c-644b44f3ef35/
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.

Web download

Socks5Systemz

Executable exe efbf1bcbd351efeab32b9279284c5fa064210e2d8e42d896cc065c2d60f6fe49

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3331593/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3333432/
  
URLhaus
https://urlhaus.abuse.ch/url/3335099/

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