MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 16f87be3089eb452dc6be5fa821bca1009612d5ac7bc119964f7424c54ffec0b. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments

SHA256 hash: 16f87be3089eb452dc6be5fa821bca1009612d5ac7bc119964f7424c54ffec0b
SHA3-384 hash: b919a1a53c587fd8f26899e556b22a8dd3ae7772369bd2fa887a4924ab3cf40db7afa496159a903da8b55f18a8a4acd3
SHA1 hash: af9f27a71c35c48958233118160d36e6126af83e
MD5 hash: ce0c0c816c0dcb5abf99e74aeba227f2
humanhash: apart-venus-vermont-speaker
File name:file
Download: download sample
Signature Stealc
File size:337'408 bytes
First seen:2023-11-18 13:29:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash daf5d79b20a588ea8ec63384b8dceff9 (1 x Stealc, 1 x Smoke Loader, 1 x Tofsee)
ssdeep 6144:Irzhs6Y2O4Jf6kKXn5h9agJNy/7erWXa:AhsB2D56HXn5h9JNyTPX
Threatray 600 similar samples on MalwareBazaar
TLSH T1D4742B2393D13D58EA364B72BE2FC6E87A0EF1604E5A776932188E6F05B1076DD63311
TrID 45.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.4% (.EXE) Win64 Executable (generic) (10523/12/4)
9.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.6% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0030c09030301800 (3 x Stealc, 2 x Stop, 2 x Smoke Loader)
Reporter andretavare5
Tags:exe Stealc


Avatar
andretavare5
Sample downloaded from http://194.49.94.48/timeSync.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
337
Origin country :
US US
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Gathering data
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Tags:
greyware
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 / Scanner detection for submitted sample
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 evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
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 steal Mail credentials (via file / registry access)
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Generic
Status:
Malicious
First seen:
2023-11-18 13:30:06 UTC
File Type:
PE (Exe)
Extracted files:
57
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
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 WriteProcessMemory
Enumerates physical storage devices
Program crash
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Stealc
Malware Config
C2 Extraction:
http://giuliotoro.icu
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information


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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by

Comments