MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159. 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


Vidar


Vendor detections: 16


Intelligence 16 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159
SHA3-384 hash: b39eb464fc4449d762c3c6dcf179f63464db625b69d52c75f039a25c8137f1b2e669d98eea90a1d7c3634deecd61c6d4
SHA1 hash: c19fec40d2dd015edb50f2254e1107fbeb6ed5bf
MD5 hash: c222e1c90ba989065e896c93031d5615
humanhash: princess-alanine-river-vegan
File name:c222e1c90ba989065e896c93031d5615.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:348'672 bytes
First seen:2025-02-28 07:40:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:JH2ofI2u6ukzPZnu3eb+JZAZBefgAvVGVvu5fp4Dcl/OMeNfsEjiX:JH2of9uNKPZnu3eqJS+fg4QY5f2olReQ
TLSH T1EE746C193369DC21C29C0B37E0D764059BE29903A107FF4E75C927D54D073EEAE4AAAB
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10522/11/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter abuse_ch
Tags:exe vidar

Intelligence

File Origin
# of uploads :
1
# of downloads :
460
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
86cd46f57887bb06b0908e4e082f09e4.exe
Verdict:
Malicious activity
Analysis date:
2025-02-27 19:45:10 UTC
Tags:
lumma stealer loader amadey botnet vidar opendir telegram tas17 tofsee rdp gcleaner stealc credentialflusher evasion systembc proxyware stegocampaign
Link:
https://app.any.run/tasks/495c563a-8736-46f3-bb10-295972e88bcf

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Malware.30425.UnRegNetReactor.UNOFFICIAL
Create hunting rule

Win.Packed.Zusy-10023527-0
Create hunting rule

Win.Packed.Msilzilla-10042543-0
Create hunting rule

Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c168ce2dfba428b46f125b
Tags:
emotet
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Searching for synchronization primitives
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Launching the default Windows debugger (dwwin.exe)
Sending an HTTP GET request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
net_reactor obfuscated obfuscated obfuscated overlay packed packed packer_detected
Link:
https://www.filescan.io/uploads/67c168954a3011c802c3c319/reports/64d92932-2459-4135-affa-ed0376d4faf6/overview
Verdict:
Malicious
Labled as:
RiskWare[Obfuscator]/MSIL.Reactor
Link:
https://www.hybrid-analysis.com/sample/d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159
Result
Verdict:
SUSPICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7ea1e671-7ff2-487b-ab2a-2af335c438fc
Result
Threat name:
PureLog Stealer, Vidar, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1626342
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Monitors registry run keys for changes
Multi AV Scanner detection for submitted file
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected PureLog Stealer
Yara detected Vidar stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1626342 Sample: ynBVHwu6gx.exe Startdate: 28/02/2025 Architecture: WINDOWS Score: 100 68 api.advisewise.me 2->68 70 t.me 2->70 92 Suricata IDS alerts for network traffic 2->92 94 Found malware configuration 2->94 96 Malicious sample detected (through community Yara rule) 2->96 98 9 other signatures 2->98 9 ynBVHwu6gx.exe 2->9         started        12 msedge.exe 2->12         started        14 msedge.exe 8 2->14         started        signatures3 process4 signatures5 100 Attempt to bypass Chrome Application-Bound Encryption 9->100 102 Found many strings related to Crypto-Wallets (likely being stolen) 9->102 104 Contains functionality to inject code into remote processes 9->104 106 2 other signatures 9->106 16 ynBVHwu6gx.exe 29 9->16         started        20 WerFault.exe 21 16 9->20         started        23 msedge.exe 12->23         started        25 msedge.exe 12->25         started        27 msedge.exe 12->27         started        29 msedge.exe 12->29         started        31 msedge.exe 14->31         started        process6 dnsIp7 56 api.advisewise.me 116.202.176.139, 443, 49700, 49702 HETZNER-ASDE Germany 16->56 58 t.me 149.154.167.99, 443, 49699 TELEGRAMRU United Kingdom 16->58 60 127.0.0.1 unknown unknown 16->60 82 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->82 84 Found many strings related to Crypto-Wallets (likely being stolen) 16->84 86 Tries to harvest and steal ftp login credentials 16->86 88 3 other signatures 16->88 33 msedge.exe 2 11 16->33         started        36 msedge.exe 9 16->36         started        38 chrome.exe 16->38         started        41 cmd.exe 16->41         started        54 C:\ProgramData\Microsoft\...\Report.wer, Unicode 20->54 dropped 62 18.173.219.84, 443, 50064, 50086 MIT-GATEWAYSUS United States 23->62 64 c-msn-pme.trafficmanager.net 13.74.129.1, 443, 49997 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 23->64 66 30 other IPs or domains 23->66 file8 signatures9 process10 dnsIp11 90 Monitors registry run keys for changes 33->90 43 msedge.exe 33->43         started        45 msedge.exe 36->45         started        72 192.168.2.7, 123, 138, 443 unknown unknown 38->72 74 239.255.255.250 unknown Reserved 38->74 47 chrome.exe 38->47         started        50 conhost.exe 41->50         started        52 timeout.exe 41->52         started        signatures12 process13 dnsIp14 76 plus.l.google.com 142.250.186.78, 443, 49846 GOOGLEUS United States 47->76 78 www.google.com 172.217.18.4, 443, 49806, 49813 GOOGLEUS United States 47->78 80 apis.google.com 47->80
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159/
Threat name:
Win32.Trojan.LummaC
Create hunting rule
Status:
Malicious
First seen:
2025-02-28 05:14:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
29 of 38 (76.32%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2a5jau6acgq6vywiwzlbxw3ancjtbtljlqj74d3bjm24wyagafmq._file
Verdict:
malicious
Label(s):
vidar
Create hunting rule
Similar samples:
error
Vidar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:ir7am credential_access discovery spyware stealer
Link:
https://tria.ge/reports/250228-jhttbswkz8/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
.NET Reactor proctector
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Uses browser remote debugging
Detect Vidar Stealer
Vidar
Vidar family
Malware Config
C2 Extraction:
https://t.me/l793oy
https://steamcommunity.com/profiles/76561199829660832
Verdict:
Malicious
Tags:
Win.Packed.Zusy-10023527-0 stealc
YARA:
n/a
Link:
https://app.threat.zone/submission/4cdd63d9-3822-4732-95eb-381cf55783f4
Unpacked files
SH256 hash:
49a5484ecb758f3c93b758b1c11864096c51b8c9053d647ed9a6719c5a08be9d
MD5 hash:
7132e140f055a6d91000778ff43bc992
SHA1 hash:
985bdab4669d56a21862b5ef45a7999b68189314
Detections:
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Link:
https://www.unpac.me/results/ff8f0258-415d-4e29-a60e-21ca290cc715/
SH256 hash:
d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159
MD5 hash:
c222e1c90ba989065e896c93031d5615
SHA1 hash:
c19fec40d2dd015edb50f2254e1107fbeb6ed5bf
Link:
https://www.unpac.me/results/ff8f0258-415d-4e29-a60e-21ca290cc715/
Malware family:
CryptBot
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d03a9053c011/report/overview.html
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:DotNet_Reactor
Create hunting rule
Author:@bartblaze
Description:Identifies .NET Reactor, which offers .NET code protection such as obfuscation, encryption and so on.
Rule name:INDICATOR_EXE_Packed_DotNetReactor
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with unregistered version of .NET Reactor
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:PureCrypter
Create hunting rule
Author:@bartblaze
Description:Identifies PureCrypter, .NET loader and obfuscator.
Reference:https://malpedia.caad.fkie.fraunhofer.de/details/win.purecrypter
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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

Vidar

Executable exe d03a9053c011a1eae2c8b6561bdb60689330cd695c13fe0f614b35cb60060159

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3452051/
  
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments