MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d617824070f806d2b2e2ceb272ac82d38b0532bd6e46df55dc089c882b0a8e76. 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
OskiStealer
Vendor detections: 11
| SHA256 hash: | d617824070f806d2b2e2ceb272ac82d38b0532bd6e46df55dc089c882b0a8e76 |
|---|---|
| SHA3-384 hash: | 4685fe351f81ae67acde2801f5087411df91cb5acba22f61c6f18c6425ce63a330bdb90eaa1acd6e70c0a018655f865e |
| SHA1 hash: | 263a41962fac16bd16585c5776447ce345892023 |
| MD5 hash: | 6c091ac84e292a245abffa5c2bfa7185 |
| humanhash: | hotel-oklahoma-oklahoma-bluebird |
| File name: | 9-3.txt |
| Download: | download sample |
| Signature | OskiStealer |
| File size: | 335'363 bytes |
| First seen: | 2021-06-08 12:59:33 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 7bb9d345a5fec4fbbf5100d6a3ffbb8c (88 x ArkeiStealer, 85 x OskiStealer, 1 x Reconyc) |
| ssdeep | 6144:WfUauY68uSWCx+XA7mg2pNu1Ljo3cUW3ZVQpLqTAcrT:WwY68u1Cx+wm/pqstywKAM |
| Threatray | 254 similar samples on MalwareBazaar |
| TLSH | B3647C217680C231D85214B8C4FB867927E9BA632B76D1C77BC40A961F213F1ED7678B |
| Reporter |  srcr |
| Tags: | exe OskiStealer |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| http://103.114.107.28/l9//6.jpg | https://threatfox.abuse.ch/ioc/73873/ |
| http://103.114.107.28/l9//1.jpg | https://threatfox.abuse.ch/ioc/73874/ |
| http://103.114.107.28/l9//2.jpg | https://threatfox.abuse.ch/ioc/73875/ |
| http://103.114.107.28/l9//3.jpg | https://threatfox.abuse.ch/ioc/73876/ |
| http://103.114.107.28/l9//4.jpg | https://threatfox.abuse.ch/ioc/73877/ |
| http://103.114.107.28/l9//5.jpg | https://threatfox.abuse.ch/ioc/73878/ |
| http://103.114.107.28/l9//7.jpg | https://threatfox.abuse.ch/ioc/73879/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
106
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Vidar
Result
Verdict:
Malware
Maliciousness:
Behaviour
Connection attempt
Creating a file
Launching the default Windows debugger (dwwin.exe)
Sending a UDP request
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:
Oski Vidar
Detection:
malicious
Classification:
troj.spyw
Score:
96 / 100
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Posts data to a JPG file (protocol mismatch)
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Oski Stealer
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Spyware.AveMaria
Status:
Malicious
First seen:
2021-06-08 13:00:18 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 244 additional samples on MalwareBazaar
Result
Malware family:
oski
Score:
10/10
Tags:
family:oski discovery infostealer spyware stealer
Behaviour
Checks processor information in registry
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Reads user/profile data of web browsers
Oski
Unpacked files
SH256 hash:
d617824070f806d2b2e2ceb272ac82d38b0532bd6e46df55dc089c882b0a8e76
MD5 hash:
6c091ac84e292a245abffa5c2bfa7185
SHA1 hash:
263a41962fac16bd16585c5776447ce345892023
Detections:
win_oski_auto
win_oski_g0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | MALWARE_Win_Vidar |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Vidar / ArkeiStealer |
| Rule name: | Vidar |
|---|---|
| Author: | kevoreilly |
| Description: | Vidar Payload |
| Rule name: | win_oski_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Delivery method
Other
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