MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 33a6d5ffcca32e81e27943c4b670be378e7399245fbf85231fac64d2fce43676. 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



MysticStealer


Vendor detections: 11


Intelligence 11 IOCs YARA 4 File information Comments 1

SHA256 hash: 33a6d5ffcca32e81e27943c4b670be378e7399245fbf85231fac64d2fce43676
SHA3-384 hash: 5f747eb5c4cf01ac02388c01a578b9666aedb9942c5fe41f94d0956a0eeaf107052946ee4c3e07684040c40948826e61
SHA1 hash: d65015500906cb29d746466d26ed231c7803cfa2
MD5 hash: 688837d8552ac71f246d82673729c7e7
humanhash: magazine-georgia-apart-high
File name:688837d8552ac71f246d82673729c7e7
Download: download sample
Signature MysticStealer
File size:364'544 bytes
First seen:2023-09-29 18:44:11 UTC
Last seen:2023-09-29 20:30:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 96baacc90461fcd4b5d9fcc50047c098 (37 x MysticStealer, 26 x Amadey, 15 x RedLineStealer)
ssdeep 6144:LeTeW/s5GqrO5aXnfEGIXWPvZAONyZ8iiO4c+z06azU8FVs0BC+:7mcGqrOk86x28iH4Xdkvs0BC+
Threatray 699 similar samples on MalwareBazaar
TLSH T12E74CF1070E0B876CE3271365FF8D7B4F53C74B00F529B6B23A84B7E4E74281969A666
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter zbetcheckin
Tags:32 exe MysticStealer

Intelligence


File Origin
# of uploads :
2
# of downloads :
272
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Сreating synchronization primitives
Creating a file in the %temp% directory
Launching the default Windows debugger (dwwin.exe)
Sending a custom TCP request
Unauthorized injection to a system process
Gathering data
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
control greyware lolbin
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:
Mystic Stealer
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Contains functionality to inject code into remote processes
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected Mystic Stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Generic
Status:
Malicious
First seen:
2023-09-29 18:15:16 UTC
File Type:
PE (Exe)
AV detection:
17 of 38 (44.74%)
Threat level:
  2/5
Result
Malware family:
Score:
  10/10
Tags:
family:mystic stealer
Behaviour
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Mystic
Unpacked files
SH256 hash:
9729674089b502a1c433766749036cbd9c75eb5735424ddbb7c8d0de1bb99e9a
MD5 hash:
d0ad89c0b07e87eb323ad4e736c7463a
SHA1 hash:
edf8b973aedef75db709f18d196fd85b2b0390d0
SH256 hash:
33a6d5ffcca32e81e27943c4b670be378e7399245fbf85231fac64d2fce43676
MD5 hash:
688837d8552ac71f246d82673729c7e7
SHA1 hash:
d65015500906cb29d746466d26ed231c7803cfa2
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:cobalt_strike_tmp01925d3f
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:NET
Author:malware-lu

File information


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

Web download

MysticStealer

Executable exe 33a6d5ffcca32e81e27943c4b670be378e7399245fbf85231fac64d2fce43676

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-09-29 18:44:12 UTC

url : hxxp://77.91.68.238/smo/exbo.exe