MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 49eff97c11de31ced5821ed81894372318a2405375c1848131fc87bfb1282716. 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: 49eff97c11de31ced5821ed81894372318a2405375c1848131fc87bfb1282716
SHA3-384 hash: 4e9194435b3c7c6aa7463641957f9ae7e6170dc5278ae554ffd2d9378ccd4b3cc8211fc295341ca7e80af26dd22ce6dd
SHA1 hash: 65f86679dcfec85388f6e480f474adcc4a2cecd4
MD5 hash: f7821d0467d57329817921206089d169
humanhash: beer-arkansas-blue-high
File name:f7821d0467d57329817921206089d169.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:909'312 bytes
First seen:2021-05-31 14:22:27 UTC
Last seen:2021-05-31 15:16:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 43e89f03c67c1058eacd36c423bbf2f5 (7 x RaccoonStealer, 3 x RedLineStealer, 1 x TeamBot)
ssdeep 24576:GBiHyytVLTP1ks/R39rke3VJeJGjO0ASVvn1q:GKtVLb1kc4iYJB0LVvn
Threatray 216 similar samples on MalwareBazaar
TLSH 1F15F100A7A0D030F6F212FAC5799A7859297D926B2485CF1ED436EE27796E0BC31F17
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
229
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f7821d0467d57329817921206089d169.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-31 14:23:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ddf795c4-61bb-4e91-ab95-9aec933b7cef

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/163535/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware1.2843.22969.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Sending a UDP request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Deleting a recently created file
Sending an HTTP GET request
Creating a process from 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
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/794787
Signature
Contains functionality to inject code into remote processes
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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 427181 Sample: XuxXow9ZI0.exe Startdate: 31/05/2021 Architecture: WINDOWS Score: 100 56 Multi AV Scanner detection for domain / URL 2->56 58 Multi AV Scanner detection for submitted file 2->58 60 Found ransom note / readme 2->60 62 2 other signatures 2->62 8 XuxXow9ZI0.exe 2->8         started        11 XuxXow9ZI0.exe 2->11         started        13 XuxXow9ZI0.exe 2->13         started        15 XuxXow9ZI0.exe 2->15         started        process3 signatures4 66 Multi AV Scanner detection for dropped file 8->66 68 Machine Learning detection for dropped file 8->68 70 Injects a PE file into a foreign processes 8->70 17 XuxXow9ZI0.exe 19 8->17         started        72 Contains functionality to inject code into remote processes 11->72 22 XuxXow9ZI0.exe 1 16 11->22         started        24 XuxXow9ZI0.exe 12 13->24         started        26 XuxXow9ZI0.exe 12 15->26         started        process5 dnsIp6 48 asvb.top 35.235.74.220, 49768, 80 GOOGLEUS United States 17->48 36 C:\_readme.txt, ASCII 17->36 dropped 38 C:\Users\user\Desktop\...\MXPXCVPDVN.png, data 17->38 dropped 40 C:\Users\user\Desktop\ZQIXMVQGAH.png, data 17->40 dropped 46 5 other files (2 malicious) 17->46 dropped 64 Modifies existing user documents (likely ransomware behavior) 17->64 50 api.2ip.ua 77.123.139.190, 443, 49756, 49761 VOLIA-ASUA Ukraine 22->50 52 192.168.2.1 unknown unknown 22->52 42 C:\Users\user\AppData\...\XuxXow9ZI0.exe, PE32 22->42 dropped 44 C:\Users\...\XuxXow9ZI0.exe:Zone.Identifier, ASCII 22->44 dropped 28 XuxXow9ZI0.exe 22->28         started        31 icacls.exe 22->31         started        file7 signatures8 process9 signatures10 74 Injects a PE file into a foreign processes 28->74 33 XuxXow9ZI0.exe 12 28->33         started        process11 dnsIp12 54 api.2ip.ua 33->54
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/49eff97c11de31ced5821ed81894372318a2405375c1848131fc87bfb1282716/
Threat name:
Win32.Trojan.Hynamer
Create hunting rule
Status:
Malicious
First seen:
2021-05-31 12:58:46 UTC
File Type:
PE (Exe)
Extracted files:
52
AV detection:
13 of 45 (28.89%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
0463b38f5b4a592a808c730ee27a29607fab41971d5cbad604a1559f1cf460dd
ArkeiStealer
59db1c1bc14d72ef225926c9d5a5a5a704d79b22b720e4e7884b2da2825c9203
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6c63325e8f7928f68484e7131d1e4b727f94bd476f8a875d17f5ca680c3d8e92
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73ee55d80837accbaf001434a618fcc3a0afbf80928ed8b5b8d9a681fccfaa43
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7dd793aab5547eb5523f7c9c0222b819995d7550603fa027854a63327b59b657
ArkeiStealer
869bd0ca39150a6e0f87609ca7e927211ba9cf636b69c33c3cd09db85922dd94
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88a30fa4dee34a4249544734b5323f180ba725a8582226a5b891c43e81b2c395
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afc40ccbfe32719ae9b39ce16275f27400faefefcf207641d06b61ddde622011
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dcbea2abd13caac137cf4b0075f1631d7db9ddbcf11f09563f8b163e43191363
ArkeiStealer
e130228c8ed44ad5e8963c25b57e0f5186b6ef4dd00287e3505cb6be51369c82
ArkeiStealer
+ 206 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-cdrzqcdaqe/
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/49eff97c11de31ced5821ed81894372318a2405375c1848131fc87bfb1282716

File information

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

Web download

ArkeiStealer

Executable exe 49eff97c11de31ced5821ed81894372318a2405375c1848131fc87bfb1282716

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/163535/

Comments