MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 59cdc5de14ab827ac9323c031a0726eee587d15f68488ba6046ab6752aa10214. 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


Intelligence 11 IOCs 7 YARA 4 File information Comments

SHA256 hash: 59cdc5de14ab827ac9323c031a0726eee587d15f68488ba6046ab6752aa10214
SHA3-384 hash: 569a285130063b32c3ef95af62ce8a73e634e02736dbd06ac78d2096ca4af77ea13326dbd517d79d7db0ffd0d63146a4
SHA1 hash: f411d2e96d6ab3cbb580d51dcaf5de20944d1218
MD5 hash: cef4ce1d053dba2d344cbebbd478339b
humanhash: six-bakerloo-triple-december
File name:9-2.txt
Download: download sample
Signature OskiStealer
File size:215'555 bytes
First seen:2021-06-08 12:59:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7bb9d345a5fec4fbbf5100d6a3ffbb8c (88 x ArkeiStealer, 85 x OskiStealer, 1 x Reconyc)
ssdeep 3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fIL1Xi6FLPo3cFV7z:WfUauY68uSWCx+XA7mg2pNu1Ljo3c/v
Threatray 199 similar samples on MalwareBazaar
TLSH 66246D30BA90C035E863107CDDEE86BEB96C7A301F5A50C3A3D44A656F712F27A71667
Reporter srcr
Tags:exe OskiStealer

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox 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 :
110
Origin country :
n/a
Vendor Threat Intelligence
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:
92 / 100
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
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 13:00:16 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  2/5
Result
Malware family:
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:
59cdc5de14ab827ac9323c031a0726eee587d15f68488ba6046ab6752aa10214
MD5 hash:
cef4ce1d053dba2d344cbebbd478339b
SHA1 hash:
f411d2e96d6ab3cbb580d51dcaf5de20944d1218
Detections:
win_oski_auto win_oski_g0
Please note that we are no longer able to provide a coverage score for Virus Total.

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:INDICATOR_EXE_Packed_ConfuserEx
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
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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