MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428. 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 6 File information Comments

SHA256 hash: 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428
SHA3-384 hash: ce7d60a94de4f25312cabc2926379c7ccfa0db18ff4580eaaae291dbb064d30ef66d523a388323c32f116efa751b2c12
SHA1 hash: e0dad3add4888c4d530ea257cbec00a2bb1576d3
MD5 hash: f45a639ab03fd0e37d79c4dcf2859e8e
humanhash: alpha-queen-red-mexico
File name:setup.exe
Download: download sample
Signature Vidar
File size:484'352 bytes
First seen:2023-04-17 00:21:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e08247a88d4f18f2ba3b665b08e638a7 (2 x Amadey, 2 x Vidar, 1 x Tofsee)
ssdeep 6144:lLVOxR07A9fNkmf2pOrUIneA/ht7RiFROewhJ7GaS5IQtipbGZYHE6jlUH92:lxY2AfNkmf2pOnnPht1i3wb8biYZO6
Threatray 586 similar samples on MalwareBazaar
TLSH T167A4AE1163A1E474D7224E71BE1AC6F8AA7FB5D05F527ADB37484A3F0A703E2C172209
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 0045091008041301 (1 x Vidar)
Reporter Chainskilabs
Tags:exe vidar

Intelligence


File Origin
# of uploads :
1
# of downloads :
255
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
setup.exe
Verdict:
Malicious activity
Analysis date:
2023-04-17 00:24:37 UTC
Tags:
installer stealer vidar trojan

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Using the Windows Management Instrumentation requests
Creating a window
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Running batch commands
Creating a process with a hidden window
Launching the default Windows debugger (dwwin.exe)
Launching a process
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
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
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
PE file contains section with special chars
Self deletion via cmd or bat file
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
Yara detected Vidar stealer
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 847838 Sample: setup.exe Startdate: 17/04/2023 Architecture: WINDOWS Score: 100 53 Snort IDS alert for network traffic 2->53 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 5 other signatures 2->59 8 setup.exe 21 2->8         started        13 svcservice.exe 6 2->13         started        15 svcservice.exe 6 2->15         started        process3 dnsIp4 45 195.201.44.70, 49699, 80 HETZNER-ASDE Germany 8->45 47 t.me 149.154.167.99, 443, 49698 TELEGRAMRU United Kingdom 8->47 49 transfer.sh 144.76.136.153, 443, 49700, 49703 HETZNER-ASDE Germany 8->49 41 C:\ProgramData\65989807174390352864.exe, PE32+ 8->41 dropped 43 C:\ProgramData\13193163529060363823.exe, PE32 8->43 dropped 71 Detected unpacking (changes PE section rights) 8->71 73 Detected unpacking (overwrites its own PE header) 8->73 75 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 8->75 79 3 other signatures 8->79 17 13193163529060363823.exe 1 3 8->17         started        21 65989807174390352864.exe 8->21         started        23 cmd.exe 1 8->23         started        77 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 13->77 file5 signatures6 process7 file8 39 C:\Users\user\AppData\...\svcservice.exe, PE32 17->39 dropped 61 Multi AV Scanner detection for dropped file 17->61 63 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 17->63 65 Machine Learning detection for dropped file 17->65 25 svcservice.exe 6 17->25         started        67 Antivirus detection for dropped file 21->67 69 Tries to harvest and steal browser information (history, passwords, etc) 21->69 29 cmd.exe 1 21->29         started        31 conhost.exe 23->31         started        33 timeout.exe 1 23->33         started        signatures9 process10 dnsIp11 51 185.106.92.74, 80 SUPERSERVERSDATACENTERRU Russian Federation 25->51 81 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 25->81 35 conhost.exe 29->35         started        37 choice.exe 1 29->37         started        signatures12 process13
Result
Malware family:
Score:
  10/10
Tags:
family:vidar botnet:e749025c61b2caca10aa829a9e1a65a1 discovery persistence spyware stealer upx
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
UPX packed file
Downloads MZ/PE file
Vidar
Malware Config
C2 Extraction:
https://steamcommunity.com/profiles/76561199494593681
https://t.me/auftriebs
Unpacked files
SH256 hash:
17466c56f4272bbd5c90415568b1e0adce18151792bbd7de8ccb075c3fb536e6
MD5 hash:
fb5511afb0219a90b77517ed1511fb60
SHA1 hash:
7790a2144a000e876c7cff37639a09547e46ac74
Detections:
VidarStealer
SH256 hash:
17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428
MD5 hash:
f45a639ab03fd0e37d79c4dcf2859e8e
SHA1 hash:
e0dad3add4888c4d530ea257cbec00a2bb1576d3
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:has_telegram_urls
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:Telegram_Links
Rule name:Windows_Trojan_Smokeloader_3687686f
Author:Elastic Security
Rule name:win_vidar_a_a901
Author:Johannes Bader
Description:detect unpacked Vidar samples

File information


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

Web download

Vidar

Executable exe 17c93fb176f59f4887e4a957b6af15270964abf3651540bdca34b0cf91c47428

(this sample)

  
Delivery method
Distributed via web download

Comments