MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 772039456ff22019e827028fcc18661a350c032687d8625427380c941690fcac. 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



Stealc


Vendor detections: 15


Intelligence 15 IOCs YARA File information Comments

SHA256 hash: 772039456ff22019e827028fcc18661a350c032687d8625427380c941690fcac
SHA3-384 hash: d98766642c5c791b1d1e77bb22b94c53ef4706b81740c05c8858e5d16cdd1dceab3c6d0cd49ed03409f5f41c60fb193d
SHA1 hash: 47ef78cceee7382019e382f585b2b1be2ce7ae29
MD5 hash: 40aac0c5cf412479687e717b8c180ef8
humanhash: mobile-vegan-lake-fruit
File name:file
Download: download sample
Signature Stealc
File size:2'349'775 bytes
First seen:2023-12-23 21:21:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f4639a0b3116c2cfc71144b88a929cfd (96 x GuLoader, 53 x Formbook, 37 x VIPKeylogger)
ssdeep 49152:IoruB2s5FXQ4EmojLjCRELVf7Avil+dHIsLp1thIikN+6u2hsa:IoruXzX71oDCRAZUviAHImDqia7hsa
Threatray 462 similar samples on MalwareBazaar
TLSH T1B5B53300D782D813FDB607341C3FA25E4656297B6458A273138A7C2E3E72712769F7AB
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon aea28aa2bab8a2e0 (3 x QuasarRAT, 1 x Stealc)
Reporter jstrosch
Tags:exe Stealc

Intelligence


File Origin
# of uploads :
1
# of downloads :
295
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win64.PWSX-gen.2315.32186
Verdict:
Malicious activity
Analysis date:
2023-12-23 05:16:06 UTC
Tags:
evasion stealer stealc loader qrcode

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

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Reading critical registry keys
Changing a file
Creating a file in the %AppData% subdirectories
Running batch commands
Creating a process with a hidden window
Launching a process
Stealing user critical data
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control installer lolbin overlay packed shell32
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:
Stealc, Vidar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
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 evasive API chain (may stop execution after checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file / registry access)
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1366532 Sample: file.exe Startdate: 23/12/2023 Architecture: WINDOWS Score: 100 46 zonealarm.com 2->46 48 www.zonealarm.com 2->48 50 6 other IPs or domains 2->50 60 Snort IDS alert for network traffic 2->60 62 Multi AV Scanner detection for domain / URL 2->62 64 Found malware configuration 2->64 66 10 other signatures 2->66 9 file.exe 1 40 2->9         started        signatures3 process4 dnsIp5 52 zonealarm.com 209.87.209.205, 443, 49717 ZONEALARM-COMUS United States 9->52 54 api4.ipify.org 104.237.62.212, 49706, 80 WEBNXUS United States 9->54 56 4 other IPs or domains 9->56 30 C:\Users\user\AppData\...\nsq10F.tmp.exe, PE32 9->30 dropped 32 C:\Users\user\AppData\Local\...\INetC.dll, PE32 9->32 dropped 34 C:\Users\user\AppData\...\BroomSetup.exe, PE32 9->34 dropped 36 C:\Users\user\AppData\...\syncUpd[1].exe, PE32 9->36 dropped 13 nsq10F.tmp.exe 54 9->13         started        18 BroomSetup.exe 2 6 9->18         started        20 WerFault.exe 21 16 9->20         started        file6 process7 dnsIp8 58 77.91.76.36, 49709, 80 FOTONTELECOM-TRANSIT-ASFOTONTELECOMISPRU Russian Federation 13->58 38 C:\Users\user\AppData\...\softokn3[1].dll, PE32 13->38 dropped 40 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 13->40 dropped 42 C:\Users\user\AppData\...\mozglue[1].dll, PE32 13->42 dropped 44 9 other files (5 malicious) 13->44 dropped 68 Detected unpacking (changes PE section rights) 13->68 70 Detected unpacking (overwrites its own PE header) 13->70 72 Tries to steal Mail credentials (via file / registry access) 13->72 76 4 other signatures 13->76 22 cmd.exe 1 13->22         started        24 WerFault.exe 22 16 13->24         started        74 Multi AV Scanner detection for dropped file 18->74 file9 signatures10 process11 process12 26 conhost.exe 22->26         started        28 timeout.exe 1 22->28         started       
Threat name:
Win32.Downloader.Taily
Status:
Malicious
First seen:
2023-12-22 19:38:33 UTC
AV detection:
22 of 36 (61.11%)
Threat level:
  3/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc discovery spyware stealer
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Downloads MZ/PE file
Stealc
Malware Config
C2 Extraction:
http://77.91.76.36
Unpacked files
SH256 hash:
85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9
MD5 hash:
40d7eca32b2f4d29db98715dd45bfac5
SHA1 hash:
124df3f617f562e46095776454e1c0c7bb791cc7
SH256 hash:
d17422441bd6c34a876753739e59ca37be31c5395f4a9bf1f0c7570e903f864b
MD5 hash:
5403a7a7e197d0be8f3d2f5aaff8646c
SHA1 hash:
9722a81aa83ea1894946b7fca4f712c0e9ca07c8
SH256 hash:
772039456ff22019e827028fcc18661a350c032687d8625427380c941690fcac
MD5 hash:
40aac0c5cf412479687e717b8c180ef8
SHA1 hash:
47ef78cceee7382019e382f585b2b1be2ce7ae29
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Stealc

Executable exe 772039456ff22019e827028fcc18661a350c032687d8625427380c941690fcac

(this sample)

  
Delivery method
Distributed via web download

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