MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca9a9d6b191657eabb3fccd0cd1d7a4d1c2455d43da8d9327479139f4ddaca62. 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


ArkeiStealer


Vendor detections: 10


Intelligence 10 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca9a9d6b191657eabb3fccd0cd1d7a4d1c2455d43da8d9327479139f4ddaca62
SHA3-384 hash: cc6d50e9d9b15afa7abd9d5dc1bbf9462c5fa90a8c284391327238056021b00c507fce4e28dbc3c90d9b837555d02969
SHA1 hash: b64f278f5139b2d7d92a0a7e098f739f6f6df53c
MD5 hash: 647da402fe7c50011c9e5796bae1689b
humanhash: berlin-magazine-sink-sad
File name:file
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:812'544 bytes
First seen:2022-11-24 16:50:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9deee1339fdd9dd87c8bd76cb88d8290 (20 x ErbiumStealer, 11 x ArkeiStealer, 2 x LaplasClipper)
ssdeep 24576:hLAt3ieGOGoNOcfLtAz2QFPlePWBoy8Ij:te/VNLFIAPxTY
TLSH T134058E24B8159036D3D010F5D23CBFB6666899301BE814FBA3F8597F9B14AC2A736B47
TrID 40.3% (.EXE) Win64 Executable (generic) (10523/12/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4505/5/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter jstrosch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
365
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-24 16:53:08 UTC
Tags:
opendir loader stealer
Link:
https://app.any.run/tasks/05aa5ce5-281a-4374-b06c-5a7d23a5f7f5

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/338148/
Detection(s):
SecuriteInfo.com.Win32.Malware-gen.25377.13710.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Reading critical registry keys
Changing a file
Connecting to a non-recommended domain
Creating a file in the %temp% directory
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Running batch commands
Creating a process with a hidden window
Launching a process
Searching for the window
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Creating a process from a recently created file
Behavior that indicates a threat
Stealing user critical data
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
golang greyware packed shell32.dll
Link:
https://www.filescan.io/uploads/637fa0f7559d07a06f473d53/reports/3905f868-a03b-405f-8d4d-10cacaa581dd/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7338caea-bb46-4e83-ba87-718c6db67acc
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1120671
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Found many strings related to Crypto-Wallets (likely being stolen)
Found Tor onion address
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Go Stealer
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 753388 Sample: file.exe Startdate: 24/11/2022 Architecture: WINDOWS Score: 100 53 www.speedtest.net 2->53 55 ookla.wwz.ch 2->55 83 Snort IDS alert for network traffic 2->83 85 Multi AV Scanner detection for domain / URL 2->85 87 Antivirus detection for URL or domain 2->87 89 8 other signatures 2->89 9 file.exe 30 2->9         started        signatures3 process4 dnsIp5 57 77.73.133.53 AS43260TR Kazakhstan 9->57 59 77.73.134.53 FIBEROPTIXDE Kazakhstan 9->59 61 cdn.discordapp.com 162.159.134.233, 443, 49696, 49697 CLOUDFLARENETUS United States 9->61 43 C:\Users\user\Desktop\uywhytpzkcvnyuos.exe, PE32 9->43 dropped 45 C:\Users\user\Desktop\hgokewdyaochhuvm.exe, PE32+ 9->45 dropped 47 C:\Users\user\AppData\Local\...\softokn3.dll, PE32 9->47 dropped 49 11 other files (7 malicious) 9->49 dropped 91 Tries to harvest and steal browser information (history, passwords, etc) 9->91 14 uywhytpzkcvnyuos.exe 6 9->14         started        19 hgokewdyaochhuvm.exe 1 9->19         started        file6 signatures7 process8 dnsIp9 63 ookla.wwz.ch 212.4.68.246, 49700, 49701, 49702 TELEZUGWWZTelekomAGTELEZUGCH Switzerland 14->63 65 get.geojs.io 104.26.0.100 CLOUDFLARENETUS United States 14->65 71 4 other IPs or domains 14->71 51 C:\Users\user\AppData\Roaming\...\Dameon.exe, PE32 14->51 dropped 73 Antivirus detection for dropped file 14->73 75 Multi AV Scanner detection for dropped file 14->75 77 May check the online IP address of the machine 14->77 79 Machine Learning detection for dropped file 14->79 21 cmd.exe 1 14->21         started        23 cmd.exe 1 14->23         started        25 powershell.exe 11 14->25         started        27 2 other processes 14->27 67 youtube-ui.l.google.com 172.217.168.46 GOOGLEUS United States 19->67 69 www.youtube.com 19->69 81 Tries to harvest and steal browser information (history, passwords, etc) 19->81 file10 signatures11 process12 process13 29 WMIC.exe 1 21->29         started        31 conhost.exe 21->31         started        33 WMIC.exe 1 23->33         started        35 conhost.exe 23->35         started        37 conhost.exe 25->37         started        39 conhost.exe 27->39         started        41 conhost.exe 27->41         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ca9a9d6b191657eabb3fccd0cd1d7a4d1c2455d43da8d9327479139f4ddaca62/
Threat name:
Win32.Trojan.Bingoml
Create hunting rule
Status:
Malicious
First seen:
2022-11-24 16:51:09 UTC
File Type:
PE (Exe)
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zknj22yzczl6voz7ztim2hl2juocivouhwunsmtupejz6to2zjra._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/221124-vctf6abd4s/
Behaviour
Suspicious use of WriteProcessMemory
GoLang User-Agent
Modifies system certificate store
Program crash
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/401a4032-25dc-4d54-9560-7d2907378979
Unpacked files
SH256 hash:
ca9a9d6b191657eabb3fccd0cd1d7a4d1c2455d43da8d9327479139f4ddaca62
MD5 hash:
647da402fe7c50011c9e5796bae1689b
SHA1 hash:
b64f278f5139b2d7d92a0a7e098f739f6f6df53c
Link:
https://www.unpac.me/results/b2448893-300c-44f5-ad75-9325015cd633/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ca9a9d6b1916/report/overview.html
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/ca9a9d6b191657eabb3fccd0cd1d7a4d1c2455d43da8d9327479139f4ddaca62

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
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:dsc
Create hunting rule
Author:Aaron DeVera
Description:Discord domains
Rule name:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research
Rule name:SUSP_Websites
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference of suspicious sites that might be used to download further malware

File information

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

Web download

ArkeiStealer

Executable exe ca9a9d6b191657eabb3fccd0cd1d7a4d1c2455d43da8d9327479139f4ddaca62

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2432082/
Cape
Cape
https://www.capesandbox.com/analysis/338148/

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