MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4905ecda46a5a03e0d6c5a8144ec47063109fc2eb5fbb5e06722080e63eb7394. 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


YTStealer


Vendor detections: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4905ecda46a5a03e0d6c5a8144ec47063109fc2eb5fbb5e06722080e63eb7394
SHA3-384 hash: c01833267742d9ebe309024b286be64e4aaa5477539ed33131219a711d2e9b5fbbe2358352ab2e903ac1e6f2d8166487
SHA1 hash: dfcea258c1e56097601f7a5e7fb4e4f9a6aec3eb
MD5 hash: f87135178fe6abd26406c9a9d026894a
humanhash: april-georgia-washington-connecticut
File name:Chron.exe
Download: download sample
Signature YTStealer
Create hunting rule
File size:501'760 bytes
First seen:2022-10-19 01:26:52 UTC
Last seen:2022-10-28 09:24:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 6144:FLXU3QBk29LvIY28arOtXNt25Qd9lxtPoCFbfgKrcwny2BHaxK7:5U3yu9WQQT9oCFKwn7B6i
Threatray 76 similar samples on MalwareBazaar
TLSH T113B4A4BA6A286E20CB783435D1F526A8132DFDC72F71C909FF0766A60D83975DC49E06
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
File icon (PE):PE icon
dhash icon 69ccd4d49696cc71 (13 x Adware.Adload, 8 x CoinMiner, 7 x ValleyRAT)
Reporter r3dbU7z
Tags:exe Redline YTStealer

Intelligence

File Origin
# of uploads :
2
# of downloads :
303
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Chron.exe
Verdict:
No threats detected
Analysis date:
2022-10-19 06:34:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e80ef751-7e3e-42da-8252-b102c5af82b1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/321538/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Reading critical registry keys
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for the window
Creating a process with a hidden window
Query of malicious DNS domain
Sending a TCP request to an infection source
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/634f5269b5f60e72b8c76e77/reports/452e51f2-5608-4a43-8f96-fdb48f19e5eb/overview
Result
Verdict:
UNKNOWN
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:
Yanluowang
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0b00e6cc-be80-4f00-a03b-b74f3f83ef42
Result
Threat name:
RedLine, YTStealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1093133
Signature
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries memory information (via WMI often done to detect virtual machines)
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
Yara detected RedLine Stealer
Yara detected YTStealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 725755 Sample: Chron.exe Startdate: 19/10/2022 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic 2->39 41 Multi AV Scanner detection for domain / URL 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 8 other signatures 2->45 9 Chron.exe 1 2->9         started        process3 file4 25 C:\Users\user\AppData\Local\...\Chron.exe.log, CSV 9->25 dropped 12 InstallUtil.exe 15 7 9->12         started        process5 dnsIp6 29 194.36.177.60, 49685, 81 SPEEDNET-ASUA Czech Republic 12->29 31 31.41.244.146, 49687, 80 AEROEXPRESS-ASRU Russian Federation 12->31 33 api.ip.sb 12->33 27 C:\Users\user\AppData\...\22windows_64.exe, PE32+ 12->27 dropped 49 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 12->49 51 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 12->51 53 Tries to harvest and steal browser information (history, passwords, etc) 12->53 55 Tries to steal Crypto Currency Wallets 12->55 17 22windows_64.exe 12->17         started        file7 signatures8 process9 signatures10 35 Antivirus detection for dropped file 17->35 37 Multi AV Scanner detection for dropped file 17->37 20 powershell.exe 11 17->20         started        process11 signatures12 47 Queries memory information (via WMI often done to detect virtual machines) 20->47 23 conhost.exe 20->23         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4905ecda46a5a03e0d6c5a8144ec47063109fc2eb5fbb5e06722080e63eb7394/
Threat name:
Win64.Spyware.RedLine
Create hunting rule
Status:
Malicious
First seen:
2022-10-13 16:55:06 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
19
AV detection:
17 of 41 (41.46%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jec6zwsguwqd4dlmlkauj3chayyqt7bowx53lydheiea4y7looka._file
Verdict:
malicious
Similar samples:
05aa0b09be0a11aaf8337fc2a3dd98df1c53a894e70b70fed463fa05d32b4bc7
YTStealer
0ea9a18d16f9be86d0f0b8b1da9250584cd4cf0aa83ba0ef57771010d3f80f27
YTStealer
37720edc7a999541c019209750cab0959f92dd3ac685c19cfa2d9f985e7b4491
YTStealer
6ef6e538a34a5ae1ca34a7616c8fc5038a2238e63f0543673e1e48d7ac352241
YTStealer
982c304e29519124bbad050a7a9b1cd53477f49d742f399fe3e22fe3b782e837
YTStealer
cb325e1d8194ab187a94d34a92a223a3abcd70f641f4e525a45855edbd5f9eb5
YTStealer
ce6a420547785fbbec9f1b5d5e586737bba24219ecd8e689621b7c214691129d
YTStealer
e0ff6c10a2da6041b7e95a2de568382c964dd452130a1eb623fae64c7f480ba6
YTStealer
+ 66 additional samples on MalwareBazaar
Result
Malware family:
ytstealer
Create hunting rule
Score:
  10/10
Tags:
family:redline family:ytstealer botnet:crypt_mastif_v1 infostealer spyware stealer upx
Link:
https://tria.ge/reports/221019-bt375sedb6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
UPX packed file
RedLine
RedLine payload
YTStealer
YTStealer payload
Malware Config
C2 Extraction:
194.36.177.60:81
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f6691cf9-7fe8-4f69-b2a9-230f2b5afddc
Unpacked files
SH256 hash:
4905ecda46a5a03e0d6c5a8144ec47063109fc2eb5fbb5e06722080e63eb7394
MD5 hash:
f87135178fe6abd26406c9a9d026894a
SHA1 hash:
dfcea258c1e56097601f7a5e7fb4e4f9a6aec3eb
Link:
https://www.unpac.me/results/2eadb669-723e-425b-85c6-d4d8eb2ab909/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/4905ecda46a5a03e0d6c5a8144ec47063109fc2eb5fbb5e06722080e63eb7394

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

YTStealer

Executable exe 4905ecda46a5a03e0d6c5a8144ec47063109fc2eb5fbb5e06722080e63eb7394

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/321538/

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