MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b51460702df54688fa2aff8d0b63eb5c254ef4c9bae60a77b3e3e52dc4d4272. 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


ArkeiStealer


Vendor detections: 13


Intelligence 13 IOCs YARA 18 File information Comments
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SHA256 hash: 3b51460702df54688fa2aff8d0b63eb5c254ef4c9bae60a77b3e3e52dc4d4272
SHA3-384 hash: 9da528afbb8fb65eb04ebc435c909a9710c4891aa991556e3b8d5b1948c62c9bbeec79e6ef89d11b537b486ba80595e0
SHA1 hash: 5f2ac10928dd6efaac04d170f6e69dbb37dd05b9
MD5 hash: c389da5b9644e11abe5b1a802381cc82
humanhash: skylark-nebraska-sink-mexico
File name:62ae85af9ac1742eed121e5d696aad0e78a623d15184710cd71e7704
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:5'161'736 bytes
First seen:2023-10-06 09:27:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 98304:df11Mp99eqkpfg2kDUeQH4fN1DuieoYOv8K:/1MpbJkOzQH4f7p
Threatray 14 similar samples on MalwareBazaar
TLSH T1BF369D077B88AA11C01A3A3BCAA711014375DAC27763E70B6EC933B61D437EE6D991DD
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon ecbc9c9c8c84c484 (1 x ArkeiStealer, 1 x RiseProStealer)
Reporter r3dbU7z
Tags:ArkeiStealer exe signed vidar

Code Signing Certificate

Organisation:GoPro HERO12 Black Creator Kit
Issuer:GoPro HERO12 Black Creator Kit
Algorithm:sha512WithRSAEncryption
Valid from:2023-10-03T08:32:55Z
Valid to:2025-10-23T00:00:00Z
Serial number: d3ab3a0fcbc0d64b9676ab32aed3f0b2
Thumbprint Algorithm:SHA256
Thumbprint: b5a436d08b3f5deb51849e2317a0e9a4230e911c7f0555f51229379e8d26b316
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
337
Origin country :
RU RU
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.21015.9273.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin msbuild net packed
Link:
https://www.filescan.io/uploads/651fd32340343f27c673816d/reports/a1e1fb43-8d55-488b-8d24-6dcd49eded28/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/3b51460702df54688fa2aff8d0b63eb5c254ef4c9bae60a77b3e3e52dc4d4272
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:
Arkei Stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9a1e8164-dc53-4cc5-a47d-688b495e7017
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1320823
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
DLL side loading technique detected
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1320823 Sample: 62ae85af9ac1742eed121e5d696... Startdate: 06/10/2023 Architecture: WINDOWS Score: 100 28 t.me 2->28 34 Multi AV Scanner detection for domain / URL 2->34 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 7 other signatures 2->40 7 62ae85af9ac1742eed121e5d696aad0e78a623d15184710cd71e7704.exe 2 2->7         started        signatures3 process4 file5 18 C:\Users\user\AppData\...\Protect544cd51a.dll, PE32 7->18 dropped 42 Found many strings related to Crypto-Wallets (likely being stolen) 7->42 44 Writes to foreign memory regions 7->44 46 Allocates memory in foreign processes 7->46 48 Injects a PE file into a foreign processes 7->48 11 MSBuild.exe 28 7->11         started        16 MSBuild.exe 7->16         started        signatures6 process7 dnsIp8 30 116.202.7.149, 27015, 49686 HETZNER-ASDE Germany 11->30 32 t.me 149.154.167.99, 443, 49685 TELEGRAMRU United Kingdom 11->32 20 C:\ProgramData\nss3.dll, PE32 11->20 dropped 22 C:\ProgramData\mozglue.dll, PE32 11->22 dropped 24 C:\ProgramData\vcruntime140.dll, PE32 11->24 dropped 26 3 other files (none is malicious) 11->26 dropped 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->50 52 Found many strings related to Crypto-Wallets (likely being stolen) 11->52 54 Tries to harvest and steal browser information (history, passwords, etc) 11->54 56 2 other signatures 11->56 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3b51460702df54688fa2aff8d0b63eb5c254ef4c9bae60a77b3e3e52dc4d4272/
Threat name:
Win32.Spyware.Vidar
Create hunting rule
Status:
Malicious
First seen:
2023-10-05 11:39:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
32
AV detection:
11 of 23 (47.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hniumbyc35kgrd5cv74nbnr6wxbfj32mtoxgbj33hy7ffxcnijza._file
Verdict:
malicious
Similar samples:
4b956b7f9addbca5bc0325710143086cea840a11f3bcac9264019094f0c6b754
ArkeiStealer
8059343dd1bd2043009e81a54115ea921ebe7467c35ac05c43e6acd013eec085
ArkeiStealer
886342b2453f5e52cc908b181da9ddfd3d47ba2b63e85a8e00a23253c1d51192
ArkeiStealer
8a323c15d9371a15cedf914b75c2887a399d7372e0a0ed7107cec899b41472ee
ArkeiStealer
ac0db3f8c382fc37ba05bc45a8f5751853b9a37e445f1e7dbef4a0ad65a3ab7b
ArkeiStealer
c3c18c67df080ce7078698fc7e0ca38f17e53b62f9da673c5d3bb5f64de5f84d
ArkeiStealer
e065676a6d3fd822fed9b2a99771a1355035f63873142fa3999cb69659a984d8
ArkeiStealer
+ 4 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:0045e8577d0df745e80e2964a6672412 spyware stealer
Link:
https://tria.ge/reports/231006-lfbk3sad4v/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Loads dropped DLL
Vidar
Malware Config
C2 Extraction:
https://steamcommunity.com/profiles/76561199557479327
https://t.me/grizmons
Unpacked files
SH256 hash:
35b6d32da08cffc802ac135d6686fb0b818042f7a569514d6dfa2761501c61a6
MD5 hash:
38f885320c5a4a4525089bd7a4e75bad
SHA1 hash:
cc8adbea4e009a0c3f5b1c1696797167435e8c5c
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/f1fc8a2e-aa96-4877-ae0c-1110199861cd/
Parent samples :
e065676a6d3fd822fed9b2a99771a1355035f63873142fa3999cb69659a984d8
3b51460702df54688fa2aff8d0b63eb5c254ef4c9bae60a77b3e3e52dc4d4272
SH256 hash:
182f57d8c89fee4667fbb3420a9877b8198c4b9d0867660172c13dd9044f6f64
MD5 hash:
626b2239011878b0d6b779006bd66a91
SHA1 hash:
c79ecfe4c27d42c9d8f88a0be738790c56143d7d
Link:
https://www.unpac.me/results/f1fc8a2e-aa96-4877-ae0c-1110199861cd/
SH256 hash:
6a26df7ee49de6fec6c5de1f3f7a94075d2dfbc50922e3b30fd8111f2e734f33
MD5 hash:
f45c1512d5a47375e6e396b4d1111e58
SHA1 hash:
8af036b8c60d10e85cf82212930bb04bc0553f36
Link:
https://www.unpac.me/results/f1fc8a2e-aa96-4877-ae0c-1110199861cd/
SH256 hash:
dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
MD5 hash:
544cd51a596619b78e9b54b70088307d
SHA1 hash:
4769ddd2dbc1dc44b758964ed0bd231b85880b65
Link:
https://www.unpac.me/results/f1fc8a2e-aa96-4877-ae0c-1110199861cd/
SH256 hash:
3b51460702df54688fa2aff8d0b63eb5c254ef4c9bae60a77b3e3e52dc4d4272
MD5 hash:
c389da5b9644e11abe5b1a802381cc82
SHA1 hash:
5f2ac10928dd6efaac04d170f6e69dbb37dd05b9
Link:
https://www.unpac.me/results/f1fc8a2e-aa96-4877-ae0c-1110199861cd/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3b51460702df/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.05
Link:
https://yomi.yoroi.company/submissions/3b51460702df54688fa2aff8d0b63eb5c254ef4c9bae60a77b3e3e52dc4d4272

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:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:has_telegram_urls
Create hunting rule
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with unregistered version of .NET Reactor
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:msil_suspicious_use_of_strreverse
Create hunting rule
Author:dr4k0nia
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_NET_Msil_Suspicious_Use_StrReverse
Create hunting rule
Author:dr4k0nia, modified by Florian Roth
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:Telegram_Links
Create hunting rule
Rule name:Vidar
Create hunting rule
Author:kevoreilly,rony
Description:Vidar Payload
Rule name:win_vidar_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.vidar.

File information

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

Web download

ArkeiStealer

Executable exe 3b51460702df54688fa2aff8d0b63eb5c254ef4c9bae60a77b3e3e52dc4d4272

(this sample)

  
Delivery method
Distributed via web download

Comments