MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87314838047125700260d065feaef4202abb6dd60dba26890ce8a759aef3079e. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments 1

SHA256 hash: 87314838047125700260d065feaef4202abb6dd60dba26890ce8a759aef3079e
SHA3-384 hash: 2dd7396cff4de9f2e49d2eb7cf8b55b1c6a4fa5b31eaafbb26898063b4751448d6a3f66f1ed2da0f4013880f0f1a4604
SHA1 hash: 4aad295388f8e82c635de4c4a6339d90056d91bb
MD5 hash: 1fb1aa6528c4ae7af08eed22cfa079e4
humanhash: undress-georgia-delta-thirteen
File name:1fb1aa6528c4ae7af08eed22cfa079e4
Download: download sample
Signature Stealc
File size:256'512 bytes
First seen:2023-03-27 13:41:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2f460961725ca1bacd7af1f08dcd53a6 (6 x Smoke Loader, 6 x RedLineStealer, 2 x Stealc)
ssdeep 3072:2F2atoTZIFuRdkYLKdaCeMNckHube1o/NnUfCOxFO3PxSEXImej5q+Dni:WTtFuHkYLSarMNcw2eKnU0PMEXJR
Threatray 163 similar samples on MalwareBazaar
TLSH T1EB44CF22B7A2C872F567417D4821CBB4693A7CB24F558ACF67844A7F0E213D2DE39346
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 00090a8141617000 (1 x Stealc)
Reporter zbetcheckin
Tags:32 exe Stealc

Intelligence


File Origin
# of uploads :
1
# of downloads :
274
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1fb1aa6528c4ae7af08eed22cfa079e4
Verdict:
Malicious activity
Analysis date:
2023-03-27 13:42:27 UTC
Tags:
n/a

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
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Changing a file
Creating a file in the %AppData% subdirectories
Creating a window
Running batch commands
Creating a process with a hidden window
Launching a process
Launching the default Windows debugger (dwwin.exe)
Stealing user critical data
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
CPUID_Instruction
CheckCmdLine
EvasionQueryPerformanceCounter
EvasionGetTickCount
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
babar greyware lockbit packed ursnif
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:
rans.troj.spyw.evad
Score:
100 / 100
Signature
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 many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
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 Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
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
Detects Stealc stealer
Stealc
Malware Config
C2 Extraction:
http://joscramp.top/410b5129171f10ea.php
Unpacked files
SH256 hash:
87314838047125700260d065feaef4202abb6dd60dba26890ce8a759aef3079e
MD5 hash:
1fb1aa6528c4ae7af08eed22cfa079e4
SHA1 hash:
4aad295388f8e82c635de4c4a6339d90056d91bb
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:infostealer_win_stealc_standalone
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/
Rule name:pdb_YARAify
Author:@wowabiy314
Description:PDB
Rule name:Windows_Trojan_Smokeloader_3687686f
Author:Elastic Security
Rule name:win_stealc_w0
Author:crep1x
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/

File information


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

Web download

Stealc

Executable exe 87314838047125700260d065feaef4202abb6dd60dba26890ce8a759aef3079e

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-03-27 13:41:33 UTC

url : hxxp://robertelliott.top/nerino.exe