MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221. 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: 14


Intelligence 14 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221
SHA3-384 hash: cfd0b3206c4aac92aea53b1feea98f9fb4516b59c62ca4835690ab7c24713f31d5be80a08162fdf9b470d1c676868c03
SHA1 hash: bcea427b20d2f55c6372772668c1d6818c7328c9
MD5 hash: b60779fb424958088a559fdfd6f535c2
humanhash: oscar-hot-summer-hydrogen
File name:b60779fb424958088a559fdfd6f535c2.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:358'912 bytes
First seen:2025-02-28 07:39:46 UTC
Last seen:2025-03-14 09:17:53 UTC
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:eB2ofI2u6ukzPZnu3eb+JZAZBefgAvVGfvu5fp4Dcl/OMeNfsrjDM:eB2of9uNKPZnu3eqJS+fg4Q+5f2olRen
TLSH T157747C193769DC31C29C0B37E0D764059BE29903A107FF0E75C927954D073EEAE4AAAB
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:176-113-115-7 exe vidar

Intelligence

File Origin
# of uploads :
6
# of downloads :
450
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30425.UnRegNetReactor.UNOFFICIAL
Create hunting rule

Win.Packed.Zusy-10023527-0
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Win.Packed.Msilzilla-10042543-0
Create hunting rule

Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c168c12dfba428b46f123c
Tags:
n/a
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
Connection attempt
Launching the default Windows debugger (dwwin.exe)
DNS request
Sending a custom TCP request
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/67c1686df8726576332bb018/reports/6efb08bf-9950-4b5c-9755-c83b45a93fb3/overview
Verdict:
Malicious
Labled as:
RiskWare[Obfuscator]/MSIL.Reactor
Link:
https://www.hybrid-analysis.com/sample/098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221
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/f97ddea1-3f8f-4953-b732-f6a49f2b311f
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/1626346
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
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: 1626346 Sample: 0ajhlLnYRI.exe Startdate: 28/02/2025 Architecture: WINDOWS Score: 100 67 api.advisewise.me 2->67 69 t.me 2->69 71 play.google.com 2->71 95 Suricata IDS alerts for network traffic 2->95 97 Found malware configuration 2->97 99 Malicious sample detected (through community Yara rule) 2->99 101 9 other signatures 2->101 9 0ajhlLnYRI.exe 2->9         started        12 msedge.exe 2->12         started        15 msedge.exe 8 2->15         started        signatures3 process4 dnsIp5 103 Attempt to bypass Chrome Application-Bound Encryption 9->103 105 Found many strings related to Crypto-Wallets (likely being stolen) 9->105 107 Contains functionality to inject code into remote processes 9->107 109 2 other signatures 9->109 17 0ajhlLnYRI.exe 29 9->17         started        21 WerFault.exe 19 16 9->21         started        77 192.168.2.23 unknown unknown 12->77 24 msedge.exe 12->24         started        26 msedge.exe 12->26         started        28 msedge.exe 12->28         started        30 msedge.exe 15->30         started        signatures6 process7 dnsIp8 55 api.advisewise.me 116.202.176.139, 443, 49922, 49933 HETZNER-ASDE Germany 17->55 57 t.me 149.154.167.99, 443, 49915 TELEGRAMRU United Kingdom 17->57 63 2 other IPs or domains 17->63 87 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->87 89 Found many strings related to Crypto-Wallets (likely being stolen) 17->89 91 Tries to harvest and steal ftp login credentials 17->91 93 3 other signatures 17->93 32 msedge.exe 2 11 17->32         started        35 msedge.exe 17->35         started        37 chrome.exe 8 17->37         started        40 2 other processes 17->40 53 C:\ProgramData\Microsoft\...\Report.wer, Unicode 21->53 dropped 59 2.23.227.221, 443, 50048 QA-ISPQA European Union 24->59 61 18.173.219.113, 443, 50091, 50103 MIT-GATEWAYSUS United States 24->61 65 29 other IPs or domains 24->65 file9 signatures10 process11 dnsIp12 85 Monitors registry run keys for changes 32->85 42 msedge.exe 32->42         started        44 msedge.exe 35->44         started        73 192.168.2.11, 138, 443, 49706 unknown unknown 37->73 75 239.255.255.250 unknown Reserved 37->75 46 chrome.exe 37->46         started        49 conhost.exe 40->49         started        51 timeout.exe 40->51         started        signatures13 process14 dnsIp15 79 www.google.com 142.250.186.132, 443, 50002, 50005 GOOGLEUS United States 46->79 81 play.google.com 172.217.18.110, 443, 50018 GOOGLEUS United States 46->81 83 2 other IPs or domains 46->83
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221/
Threat name:
Win32.Trojan.LummaC
Create hunting rule
Status:
Malicious
First seen:
2025-02-27 11:04:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bgge7yg6dx23i3huzas6r25breytrr2rs2h47h7abgtjshu3ciqq._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-jhsahawkz4/
Behaviour
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
Checks processor information in registry
Delays execution with timeout.exe
Enumerates system info in registry
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/f209c547-c835-4496-88f5-6569f4374135
Unpacked files
SH256 hash:
95e72f59d864bd20e13917feef5a5639747fa9cb6612dc10a5961cd0ae131724
MD5 hash:
32141bb7667ec9ee95aac33db58fc111
SHA1 hash:
ae7cd9f65fc3f9a1780acb3d7657a7bdd6b62479
Detections:
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Link:
https://www.unpac.me/results/9c0f57a3-69d0-40b9-882a-88a494f2393a/
SH256 hash:
098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221
MD5 hash:
b60779fb424958088a559fdfd6f535c2
SHA1 hash:
bcea427b20d2f55c6372772668c1d6818c7328c9
Link:
https://www.unpac.me/results/9c0f57a3-69d0-40b9-882a-88a494f2393a/
Malware family:
CryptBot
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/098c4fe0de1d/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 098c4fe0de1df5b46cf4c825e8eba1893138c751968fcf9fe009a6991e9b1221

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3460101/
  
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

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