MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ecaf46c5d53ae029e1c3634836c308c7f75abda482ec1bf3f6c762913df3bc88. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ecaf46c5d53ae029e1c3634836c308c7f75abda482ec1bf3f6c762913df3bc88
SHA3-384 hash: c6be0f563c298769bc9051f9e1513323e0057f075c0dd5bf030d0ed470d250af3a7545e26584096a715958dc276373ae
SHA1 hash: 6c28087b9f627fd91e05226f92e8a4f71bade931
MD5 hash: d61f6d6b410e3d324d8e9a28a4a08b8b
humanhash: undress-diet-delta-east
File name:d61f6d6b410e3d324d8e9a28a4a08b8b.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:861'696 bytes
First seen:2021-05-31 10:50:05 UTC
Last seen:2021-05-31 12:17:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 95eaf4fd2fbe9d4cd7d4ba331c148b36 (15 x RaccoonStealer, 3 x ArkeiStealer, 1 x RedLineStealer)
ssdeep 24576:lxpDdF9kKE4lhKZaRYCk2DL1EPIuhFs76HJ:lXNq4LKeYCk2DLyPImFs2HJ
Threatray 212 similar samples on MalwareBazaar
TLSH 6905F100A691C135F1F716FD4ABE626CE92E7DA15B2491CF12D12AEE1B346E3AC31317
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d61f6d6b410e3d324d8e9a28a4a08b8b.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-31 11:00:53 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d97ed991-e12d-46eb-9701-61b7d9889732

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/163424/
Detection(s):
SecuriteInfo.com.Trojan.GenericKDZ.75560.18801.21678.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Deleting a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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:
Djvu Vidar
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/794632
Signature
Antivirus detection for URL or domain
Contains functionality to inject code into remote processes
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Modifies the hosts file
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Mutes Antivirus updates and installments via hosts file black listing
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Writes many files with high entropy
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 427028 Sample: 0V668GTOEx.exe Startdate: 31/05/2021 Architecture: WINDOWS Score: 100 106 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->106 108 Multi AV Scanner detection for domain / URL 2->108 110 Found malware configuration 2->110 112 7 other signatures 2->112 12 0V668GTOEx.exe 2->12         started        15 0V668GTOEx.exe 2->15         started        17 0V668GTOEx.exe 2->17         started        19 0V668GTOEx.exe 2->19         started        process3 signatures4 132 Contains functionality to inject code into remote processes 12->132 134 Writes many files with high entropy 12->134 136 Injects a PE file into a foreign processes 12->136 21 0V668GTOEx.exe 1 16 12->21         started        138 Multi AV Scanner detection for dropped file 15->138 140 Machine Learning detection for dropped file 15->140 25 0V668GTOEx.exe 15->25         started        27 0V668GTOEx.exe 17->27         started        29 0V668GTOEx.exe 19->29         started        process5 dnsIp6 100 api.2ip.ua 77.123.139.190, 443, 49699, 49703 VOLIA-ASUA Ukraine 21->100 102 192.168.2.1 unknown unknown 21->102 84 C:\Users\user\AppData\...\0V668GTOEx.exe, PE32 21->84 dropped 86 C:\Users\...\0V668GTOEx.exe:Zone.Identifier, ASCII 21->86 dropped 31 0V668GTOEx.exe 21->31         started        34 icacls.exe 21->34         started        104 asvb.top 25->104 88 C:\Users\user\Desktop\0V668GTOEx.exe, data 25->88 dropped file7 process8 signatures9 142 Injects a PE file into a foreign processes 31->142 36 0V668GTOEx.exe 1 27 31->36         started        process10 dnsIp11 96 asvb.top 35.235.74.220, 49704, 49705, 49706 GOOGLEUS United States 36->96 98 api.2ip.ua 36->98 76 C:\Users\user\AppData\...\updatewin2.exe, PE32 36->76 dropped 78 C:\Users\user\AppData\...\updatewin1.exe, PE32 36->78 dropped 80 C:\Users\user\AppData\Local\...\5.exe, PE32 36->80 dropped 82 314 other files (304 malicious) 36->82 dropped 122 Modifies existing user documents (likely ransomware behavior) 36->122 41 5.exe 36->41         started        44 updatewin2.exe 36->44         started        47 updatewin1.exe 2 36->47         started        file12 signatures13 process14 file15 124 Injects a PE file into a foreign processes 41->124 49 5.exe 41->49         started        90 C:\Windows\System32\drivers\etc\hosts, ASCII 44->90 dropped 126 Detected unpacking (overwrites its own PE header) 44->126 128 Mutes Antivirus updates and installments via hosts file black listing 44->128 130 Modifies the hosts file 44->130 54 updatewin1.exe 47->54         started        signatures16 process17 dnsIp18 92 api.faceit.com 104.17.62.50, 443, 49714 CLOUDFLARENETUS United States 49->92 94 162.55.189.102, 49715, 80 ACPCA United States 49->94 68 C:\Users\user\AppData\...\softokn3[1].dll, PE32 49->68 dropped 70 C:\Users\user\AppData\...\freebl3[1].dll, PE32 49->70 dropped 72 C:\Users\user\AppData\...\msvcp140[1].dll, PE32 49->72 dropped 74 9 other files (none is malicious) 49->74 dropped 114 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 49->114 116 Tries to steal Instant Messenger accounts or passwords 49->116 118 Tries to harvest and steal browser information (history, passwords, etc) 49->118 120 2 other signatures 49->120 56 cmd.exe 49->56         started        58 powershell.exe 54->58         started        file19 signatures20 process21 process22 60 conhost.exe 56->60         started        62 taskkill.exe 56->62         started        64 timeout.exe 56->64         started        66 conhost.exe 58->66         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ecaf46c5d53ae029e1c3634836c308c7f75abda482ec1bf3f6c762913df3bc88/
Threat name:
Win32.Trojan.Azorult
Create hunting rule
Status:
Malicious
First seen:
2021-05-31 00:34:41 UTC
File Type:
PE (Exe)
Extracted files:
19
AV detection:
24 of 47 (51.06%)
Threat level:
  5/5
Verdict:
malicious
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ArkeiStealer
+ 202 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar discovery evasion persistence ransomware spyware stealer
Link:
https://tria.ge/reports/210531-2jbx3sfvja/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Loads dropped DLL
Modifies file permissions
Reads local data of messenger clients
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Deletes Windows Defender Definitions
Djvu Ransomware
Vidar
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/ecaf46c5d53ae029e1c3634836c308c7f75abda482ec1bf3f6c762913df3bc88

File information

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

Web download

ArkeiStealer

Executable exe ecaf46c5d53ae029e1c3634836c308c7f75abda482ec1bf3f6c762913df3bc88

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/163424/
  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download

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