MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64b0d4ff01dc13572b748c0caa19d797aa6841994a90e5643d23dd5c692c0f17. 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 7 File information Comments 1

SHA256 hash: 64b0d4ff01dc13572b748c0caa19d797aa6841994a90e5643d23dd5c692c0f17
SHA3-384 hash: 3d83b4d2ae1de61ec17e232c2cc49d6a69c69dcc0e5c893655afca2fa5cd7424c9742ebe27dfe5d70aa031507b02c23f
SHA1 hash: 0b7dfbb9266942356dfecdd0c76c5eb4bb5c0422
MD5 hash: 93b9f5bf918b7e5de262a85214aa8fea
humanhash: iowa-connecticut-failed-seven
File name:93b9f5bf918b7e5de262a85214aa8fea
Download: download sample
Signature Stealc
File size:2'420'096 bytes
First seen:2023-03-25 00:16:34 UTC
Last seen:2023-03-25 02:27:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 85a54fad2bd6b77afdc3a0e3e1364550 (1 x LaplasClipper, 1 x Stealc)
ssdeep 24576:6122eyR3deGLPN5MaifsiDeMlJvtaBZ8X45FlkhkaSQ8I7IC+jLq38OHD:0h0GLPN5Ma3ebMZ8X45FO6Q8S+jLq3j
Threatray 2 similar samples on MalwareBazaar
TLSH T1B3B5813E79D66C5AF77BA87F56BEC434A6230A6C5003383359CAA923664F7C02D4F509
TrID 43.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
22.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
9.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon e8ce736171308ce8 (1 x Stealc)
Reporter zbetcheckin
Tags:32 exe Stealc

Intelligence


File Origin
# of uploads :
2
# of downloads :
365
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
93b9f5bf918b7e5de262a85214aa8fea
Verdict:
Malicious activity
Analysis date:
2023-03-25 00:18:42 UTC
Tags:
loader

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

Behaviour
Searching for the window
Sending a custom TCP request
Launching the default Windows debugger (dwwin.exe)
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm greyware hacktool installer overlay 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:
Stealc, Vidar
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (creates a PE file in dynamic memory)
Found many strings related to Crypto-Wallets (likely being stolen)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
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:
Threat name:
Win32.Spyware.Stealc
Status:
Malicious
First seen:
2023-03-20 02:56:49 UTC
File Type:
PE (Exe)
Extracted files:
13
AV detection:
18 of 37 (48.65%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
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
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
Unpacked files
SH256 hash:
0cdc207b2a9b28f8b7cbb48f3185afe080a53b5a9bd415887ac1022b39df8324
MD5 hash:
6b516709dd9e922aef15b7064985d68b
SHA1 hash:
3a15d0da09dc3bd4f337e4f8e2bc057a7a5c9133
Detections:
stealc
SH256 hash:
64b0d4ff01dc13572b748c0caa19d797aa6841994a90e5643d23dd5c692c0f17
MD5 hash:
93b9f5bf918b7e5de262a85214aa8fea
SHA1 hash:
0b7dfbb9266942356dfecdd0c76c5eb4bb5c0422
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:command_and_control
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
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:meth_get_eip
Author:Willi Ballenthin
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Author:albertzsigovits
Rule name:Rustyloader_mem_loose
Author:James_inthe_box
Description:Corroded buerloader
Reference:https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24
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 64b0d4ff01dc13572b748c0caa19d797aa6841994a90e5643d23dd5c692c0f17

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-03-25 00:16:39 UTC

url : hxxp://79.137.248.23/update.exe