MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 199a58f3f98a42eef8173a0c5ccf9d535033953a1cdbc330fd7e9b7338ebf0fd. 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 5 File information Comments

SHA256 hash: 199a58f3f98a42eef8173a0c5ccf9d535033953a1cdbc330fd7e9b7338ebf0fd
SHA3-384 hash: 94139ac47d7d766a9ba1863d1373447432081c0b2f328bf3f5e5a74b8b0f99c66b92962b6e01067144dce820338f5741
SHA1 hash: 8fb827977d971d870d7a46f2b3d79baa591c9fed
MD5 hash: ffc4666662c942c4d8ac904cf5f51cfe
humanhash: winter-mars-wisconsin-quebec
File name:file
Download: download sample
Signature MysticStealer
File size:374'272 bytes
First seen:2023-09-18 19:03:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 36723152dcc89be0d0104bd374001ada (74 x MysticStealer, 4 x RedLineStealer, 1 x Amadey)
ssdeep 6144:6ObjE02jicP5iOo2T8VrSd/sUAOkUlEgOSTFtXp9MhVvsckN05eQfKzMf4y1Sa:6Ob5qiG59ouaUagtTvX8vyNJNly1Sa
Threatray 524 similar samples on MalwareBazaar
TLSH T1DB84BF7A728160B2D8AB34324AA563754D6FA42CC72249BF77EC476D4E302D2D732376
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)
Reporter andretavare5
Tags:exe MysticStealer


Avatar
andretavare5
Sample downloaded from http://77.91.68.238/love/no230.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
298
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-09-18 19:05:49 UTC
Tags:
stealc stealer

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

Behaviour
Creating a file
Delayed writing of the file
Launching a process
Сreating synchronization primitives
Creating a file in the %temp% directory
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:
76 / 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
Writes to foreign memory regions
Yara detected Mystic Stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Stealerc
Status:
Malicious
First seen:
2023-09-18 19:04:08 UTC
File Type:
PE (Exe)
AV detection:
19 of 23 (82.61%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
c542f888ac01d2b3476b3e68e97e4b45c3ecbc5c7c86d58068fc073dcfa9261e
MD5 hash:
38d82f87ad1b4c6d0787bc2e7ad6f26e
SHA1 hash:
29c3de119f81e49e2ce60990310d2991dc2fc796
SH256 hash:
199a58f3f98a42eef8173a0c5ccf9d535033953a1cdbc330fd7e9b7338ebf0fd
MD5 hash:
ffc4666662c942c4d8ac904cf5f51cfe
SHA1 hash:
8fb827977d971d870d7a46f2b3d79baa591c9fed
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:AppLaunch
Author:iam-py-test
Description:Detect files referencing .Net AppLaunch.exe
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