MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a58eb00dc23a5b23214a1e4db215cd00fe6ed77aeda1537ea4fd76aa3ef749fd. 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


GCleaner


Vendor detections: 15


Intelligence 15 IOCs YARA 10 File information Comments
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SHA256 hash: a58eb00dc23a5b23214a1e4db215cd00fe6ed77aeda1537ea4fd76aa3ef749fd
SHA3-384 hash: 09bf275ebebbf4b796f3fa3d555b02f71a619f5172592c862d85dcf8128a9ee97af293c312103774001ea516810c6d8a
SHA1 hash: e4e2ff0612cd5c7894edb7a54f777b2c1494a4ef
MD5 hash: 8f01f1c49e8ee0390d345a6b5d751fe0
humanhash: black-gee-helium-wisconsin
File name:8f01f1c49e8ee0390d345a6b5d751fe0.exe
Download: download sample
Signature GCleaner
Create hunting rule
File size:404'480 bytes
First seen:2023-09-07 16:16:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6200f2b320af277fec49ce04b92f1379 (2 x Smoke Loader, 1 x RedLineStealer, 1 x MarsStealer)
ssdeep 6144:P6jazFSbPXhW9adSSXLNRbS0hz/hJqJdmjwzLokFdRc2YO:PqoSb/MIdVdpJYukMkNc
Threatray 9 similar samples on MalwareBazaar
TLSH T1D2848D129EA17C61E52746328E3A92F42A1EF9E0CF5577EB1354EAEF0D701E1E272311
TrID 39.5% (.EXE) InstallShield setup (43053/19/16)
28.6% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
9.6% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 001000c0c4080000 (1 x GCleaner)
Reporter abuse_ch
Tags:exe gcleaner

Intelligence

File Origin
# of uploads :
1
# of downloads :
285
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
arkei
Create hunting rule
ID:
1
File name:
8f01f1c49e8ee0390d345a6b5d751fe0.exe
Verdict:
Malicious activity
Analysis date:
2023-09-07 16:35:25 UTC
Tags:
installer gcleaner loader stealer arkei vidar
Link:
https://app.any.run/tasks/91ae15e5-aa1d-4976-b613-556c277a4292

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/447239/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader46.2723.21151.3284.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Creating a process from a recently created file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Using the Windows Management Instrumentation requests
Launching a tool to kill processes
Sending an HTTP GET request to an infection source
Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control greyware lolbin packed
Link:
https://www.filescan.io/uploads/64f9f77ec95366b9ef01d775/reports/23fd8115-c590-4215-a0e9-a2d20de3f02d/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/a58eb00dc23a5b23214a1e4db215cd00fe6ed77aeda1537ea4fd76aa3ef749fd
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.
Malware family:
Malicious Packer
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/de2308c0-d628-43ae-a589-81055b1ea5e0
Result
Threat name:
Vidar, onlyLogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1305537
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Searches for specific processes (likely to inject)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses known network protocols on non-standard ports
Yara detected onlyLogger
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1305537 Sample: M9wdJbjlrr.exe Startdate: 07/09/2023 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 10 other signatures 2->58 7 M9wdJbjlrr.exe 19 2->7         started        process3 dnsIp4 38 5.42.64.2, 49708, 49709, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 7->38 40 trk.srcstat.com 7->40 42 4 other IPs or domains 7->42 26 C:\Users\user\AppData\...\8562214056.exe, PE32 7->26 dropped 28 C:\Users\user\AppData\Local\...\s51[1], PE32 7->28 dropped 30 C:\Users\user\AppData\Local\...\s51[1], PE32 7->30 dropped 60 Detected unpacking (changes PE section rights) 7->60 62 Detected unpacking (overwrites its own PE header) 7->62 12 cmd.exe 1 7->12         started        14 cmd.exe 1 7->14         started        file5 signatures6 process7 process8 16 8562214056.exe 18 12->16         started        20 conhost.exe 12->20         started        22 taskkill.exe 1 14->22         started        24 conhost.exe 14->24         started        dnsIp9 32 t.me 149.154.167.99, 443, 49714 TELEGRAMRU United Kingdom 16->32 34 78.47.49.22, 49715, 9000 HETZNER-ASDE Germany 16->34 36 192.168.2.1 unknown unknown 16->36 44 Multi AV Scanner detection for dropped file 16->44 46 Detected unpacking (changes PE section rights) 16->46 48 Detected unpacking (overwrites its own PE header) 16->48 50 6 other signatures 16->50 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a58eb00dc23a5b23214a1e4db215cd00fe6ed77aeda1537ea4fd76aa3ef749fd/
Threat name:
Win32.Trojan.SmokeLoader
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Status:
Malicious
First seen:
2023-09-07 15:34:12 UTC
File Type:
PE (Exe)
Extracted files:
43
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uwhladochjnsgikkdzg3efonad7g5v325wqvg7ve7v3kupxxjh6q._file
Verdict:
malicious
Similar samples:
26ea2e194d4c46b8b8876a642c2cc8f621ce40d71e48aa970e07b854cfeb789e
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2769367b3ad0851396b0a4d92c0a4f92caaefb22a0fb2cfc8d590b52a40000c1
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3a2be7855350184ea40ecac7315587f1256413b98c204c22ec78507812551a96
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49b2c4652c7c95e8786bc270aee1d8384c75a7164f0f3df0baae7fdab571a347
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6846828546f5883942cb40ad28958a9cde3b54b1838851e8b52d33fcbdeae3c7
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cb0622ed5e4fe421c32b253180f14e4893f8ae0c7b48e75a49a21a2c64234bcb
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daf7c331367f70aa3586861539589c08197ecb81a0e4f788a3c6e4949e75531c
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fc5336b039a9cc8e14d515f338c90a5a404249adab200032324c65f055904255
GCleaner
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:3cc7bdcabe817dc0282ac6c2b73074dc discovery spyware stealer
Link:
https://tria.ge/reports/230907-trdhtabe8w/
Behaviour
Checks processor information in registry
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Accesses 2FA software files, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Vidar
Malware Config
C2 Extraction:
https://t.me/macstoc
https://steamcommunity.com/profiles/76561199548518734
Unpacked files
SH256 hash:
239ca8d451c72d48f8d4292b3887d10359530974147e273d4fbfdfca48be80ab
MD5 hash:
c8da040d9a65bce8a3253fdad3207ad7
SHA1 hash:
833c71c44afb6a22d05944642c80036a70c13c94
Link:
https://www.unpac.me/results/5d079d27-9c6f-496d-a848-3e24400b05e8/
SH256 hash:
a58eb00dc23a5b23214a1e4db215cd00fe6ed77aeda1537ea4fd76aa3ef749fd
MD5 hash:
8f01f1c49e8ee0390d345a6b5d751fe0
SHA1 hash:
e4e2ff0612cd5c7894edb7a54f777b2c1494a4ef
Link:
https://www.unpac.me/results/5d079d27-9c6f-496d-a848-3e24400b05e8/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a58eb00dc23a/report/overview.html
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/a58eb00dc23a5b23214a1e4db215cd00fe6ed77aeda1537ea4fd76aa3ef749fd

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MALWARE_Win_OnlyLogger
Create hunting rule
Author:ditekSHen
Description:Detects OnlyLogger loader variants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_Smokeloader_3687686f
Create hunting rule
Author:Elastic Security
Rule name:win_gcleaner_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.gcleaner.
Rule name:yara_template
Create hunting rule

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

GCleaner

Executable exe a58eb00dc23a5b23214a1e4db215cd00fe6ed77aeda1537ea4fd76aa3ef749fd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2708737/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/447239/

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