MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f6116442a2973862c838effc2b1296f0435e1233caf64c32c0d3ae9feb9d2834. 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: 10


Intelligence 10 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f6116442a2973862c838effc2b1296f0435e1233caf64c32c0d3ae9feb9d2834
SHA3-384 hash: 5b5d2940926ad69b75ff5707d5a706b24717a271b35a698cea85f654314c408df2dd1eed026ec2961c95699790a82a1f
SHA1 hash: 45a16a59a2047b88942afe8656e439bd18242c37
MD5 hash: ce0aa245546b4388c31e265389630022
humanhash: pennsylvania-romeo-low-fix
File name:file
Download: download sample
Signature MysticStealer
Create hunting rule
File size:711'936 bytes
First seen:2023-09-21 18:25:32 UTC
Last seen:2023-09-21 21:19:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f15d7c61281219835473a0dcb1929653 (35 x MysticStealer, 5 x RedLineStealer, 3 x Smoke Loader)
ssdeep 12288:9P/gohZVucQ5qfICJSHSsPe5A96RPYw9l:dgQ7pJCSsPEW4
TLSH T175E4AE21B4E081B6DDE270BA42ECB97101EDD0B43B54DECB46D81FEAD6209C067775AB
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://77.91.68.238/love/no230.exe

Intelligence

File Origin
# of uploads :
15
# of downloads :
292
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/450483/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.5947.27894.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware overlay packed
Link:
https://www.filescan.io/uploads/650c8abb32ffdb7a7a0ef90c/reports/fa695341-c0e2-4f09-844c-898d67ea3260/overview
Verdict:
Malicious
Labled as:
Troj/Krypt
Link:
https://www.hybrid-analysis.com/sample/f6116442a2973862c838effc2b1296f0435e1233caf64c32c0d3ae9feb9d2834
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.
Malware family:
RedLine stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c0750d81-8037-4664-9581-df2a4638187c
Result
Threat name:
Mystic Stealer, RedLine
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1312553
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
DLL side loading technique detected
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found stalling execution ending in API Sleep call
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Mystic Stealer
Yara detected RedLine Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1312553 Sample: file.exe Startdate: 21/09/2023 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 8 other signatures 2->50 8 file.exe 1 2->8         started        11 ENZoydRE27DX3DZ.exe 3 2->11         started        process3 signatures4 62 Found stalling execution ending in API Sleep call 8->62 64 Contains functionality to inject code into remote processes 8->64 66 Writes to foreign memory regions 8->66 70 2 other signatures 8->70 13 AppLaunch.exe 18 8->13         started        18 conhost.exe 8->18         started        20 WerFault.exe 21 9 8->20         started        68 Tries to harvest and steal browser information (history, passwords, etc) 11->68 process5 dnsIp6 42 5.42.92.211, 49711, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 13->42 34 C:\Users\user\AppData\...NZoydRE27DX3DZ.exe, PE32 13->34 dropped 36 C:\Users\user\AppData\...\RX9jFemlU0qiy75l, SQLite 13->36 dropped 38 C:\Users\user\...\RX9jFemlU0qiy75l.dll, PE32 13->38 dropped 72 Found many strings related to Crypto-Wallets (likely being stolen) 13->72 74 Tries to harvest and steal browser information (history, passwords, etc) 13->74 76 DLL side loading technique detected 13->76 78 Tries to steal Crypto Currency Wallets 13->78 22 ENZoydRE27DX3DZ.exe 3 13->22         started        26 cmd.exe 1 13->26         started        28 conhost.exe 18->28         started        file7 signatures8 process9 dnsIp10 40 77.91.124.82, 19071, 49737, 49739 ECOTEL-ASRU Russian Federation 22->40 52 Antivirus detection for dropped file 22->52 54 Multi AV Scanner detection for dropped file 22->54 56 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 22->56 60 2 other signatures 22->60 58 Uses schtasks.exe or at.exe to add and modify task schedules 26->58 30 conhost.exe 26->30         started        32 schtasks.exe 1 26->32         started        signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f6116442a2973862c838effc2b1296f0435e1233caf64c32c0d3ae9feb9d2834/
Threat name:
Win32.Trojan.MysticStealer
Create hunting rule
Status:
Malicious
First seen:
2023-09-21 18:26:06 UTC
File Type:
PE (Exe)
AV detection:
18 of 22 (81.82%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6yiwiqvcs44gfsby576cweuw6bbv4ertzl3eymwa2oxj7245fa2a._file
Result
Malware family:
mystic
Create hunting rule
Score:
  10/10
Tags:
family:mystic stealer
Link:
https://tria.ge/reports/230921-w26y8ahg5x/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Mystic
Unpacked files
SH256 hash:
181b3a2ecf70826f833d5ab235ca8c18411fb1eae9bd8f6aafe08157f8877389
MD5 hash:
dfb3beca6f4af7a5ee9089538fc44209
SHA1 hash:
a2c30367c4a8479ce05f5d887a4ac6000b236b57
Link:
https://www.unpac.me/results/5a903a5b-d08a-465a-82f1-518cc38495ff/
SH256 hash:
f6116442a2973862c838effc2b1296f0435e1233caf64c32c0d3ae9feb9d2834
MD5 hash:
ce0aa245546b4388c31e265389630022
SHA1 hash:
45a16a59a2047b88942afe8656e439bd18242c37
Link:
https://www.unpac.me/results/5a903a5b-d08a-465a-82f1-518cc38495ff/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f6116442a2973862c838effc2b1296f0435e1233caf64c32c0d3ae9feb9d2834

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits

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
Cape
Cape
https://www.capesandbox.com/analysis/450483/
  
URLhaus
https://urlhaus.abuse.ch/url/2710216/

Comments