MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1f687030c0e6bd6884cb8ac0db4a617709d07518c5e98622d1944628d9526c0. 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

SHA256 hash: a1f687030c0e6bd6884cb8ac0db4a617709d07518c5e98622d1944628d9526c0
SHA3-384 hash: 9989c440144bc7912872055e99ad7514fa35cd4931316b19eb01a0ced7d8c4daac3aa25fb9a6f64ec19cfbb2b7d541ca
SHA1 hash: b11ed3d7c53e99ad8a3e8b74d115c82aa687c12c
MD5 hash: e187555fb5581d1568eddf7ac7b79e82
humanhash: juliet-table-moon-vermont
File name:file
Download: download sample
Signature MysticStealer
File size:364'544 bytes
First seen:2023-09-29 13:22:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 96baacc90461fcd4b5d9fcc50047c098 (37 x MysticStealer, 26 x Amadey, 15 x RedLineStealer)
ssdeep 6144:uSTeW/s5GqrO5aXnfEGIXWPvZAOpyzviKtC6TQ35M4NZ5/Vs0BC+:4mcGqrOk86xHb3L5ts0BC+
Threatray 684 similar samples on MalwareBazaar
TLSH T18F74B05171FFC0B2D87218350980EBAD593D74200DD116BF9BE8DEAEAF27382B291576
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 andretavare5
Tags:exe MysticStealer


Avatar
andretavare5
Sample downloaded from http://77.91.68.239/wase/zor40.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
310
Origin country :
US US
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Сreating synchronization primitives
Creating a file in the %temp% directory
Launching the default Windows debugger (dwwin.exe)
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:
96 / 100
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found malware configuration
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 13:23:06 UTC
File Type:
PE (Exe)
AV detection:
14 of 38 (36.84%)
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:
033a63ee3b12456eaa45fd39381cdd5b5a0914f0e2a6e5e028775b235a3e152d
MD5 hash:
a261b06141fb8cdd61c07a0b92373fde
SHA1 hash:
b4d94af76652fdd5f48f3774db3d9bed0a461ff5
SH256 hash:
a1f687030c0e6bd6884cb8ac0db4a617709d07518c5e98622d1944628d9526c0
MD5 hash:
e187555fb5581d1568eddf7ac7b79e82
SHA1 hash:
b11ed3d7c53e99ad8a3e8b74d115c82aa687c12c
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.

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by

Comments