MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 76d739008009934a9aacb4e62c3fa45d01d8a38320857f073c9a4db4e6046640. 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: 15
| SHA256 hash: | 76d739008009934a9aacb4e62c3fa45d01d8a38320857f073c9a4db4e6046640 |
|---|---|
| SHA3-384 hash: | 14af123e235c70367faa8ffd31a79f3bc0c7e9a8703ff2bd857aa69a1df1539d39d06969889b07e19b3eb236c64203a5 |
| SHA1 hash: | 30da186d68e83d2708bd10d779f603005e4ce726 |
| MD5 hash: | 5424faefb9b3219fb888ce5e8bc66372 |
| humanhash: | six-missouri-ceiling-nine |
| File name: | 76D739008009934A9AACB4E62C3FA45D01D8A38320857.exe |
| Download: | download sample |
| Signature | OskiStealer |
| File size: | 204'800 bytes |
| First seen: | 2021-12-23 19:11:03 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 7bb9d345a5fec4fbbf5100d6a3ffbb8c (88 x ArkeiStealer, 85 x OskiStealer, 1 x Reconyc) |
| ssdeep | 3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fI51Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pN81Ljo3c |
| Threatray | 3'981 similar samples on MalwareBazaar |
| TLSH | T103146D30B690C035E8A310BCDDEE86BEB96C7A301F5950C3A3D45A662F712F27A71657 |
| Reporter |  abuse_ch |
| 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://bhd9999.online/2.jpg | https://threatfox.abuse.ch/ioc/283433/ |
| http://bhd9999.online/1.jpg | https://threatfox.abuse.ch/ioc/283434/ |
| http://bhd9999.online/7.jpg | https://threatfox.abuse.ch/ioc/283435/ |
| http://bhd9999.online/4.jpg | https://threatfox.abuse.ch/ioc/283436/ |
| http://bhd9999.online/6.jpg | https://threatfox.abuse.ch/ioc/283437/ |
| http://bhd9999.online/3.jpg | https://threatfox.abuse.ch/ioc/283438/ |
| http://bhd9999.online/5.jpg | https://threatfox.abuse.ch/ioc/283439/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
213
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
76D739008009934A9AACB4E62C3FA45D01D8A38320857.exe
Verdict:
Malicious activity
Analysis date:
2021-12-23 19:13:27 UTC
Tags:
trojan stealer vidar loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Vidar
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Creating a file
Reading critical registry keys
Creating a window
Delayed writing of the file
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Searching for the window
Stealing user critical data
Launching a tool to kill processes
Result
Malware family:
n/a
Score:
3/10
Tags:
n/a
Behaviour
MeasuringTime
SystemUptime
EvasionQueryPerformanceCounter
EvasionGetTickCount
CheckCmdLine
Verdict:
Suspicious
Threat level:
5/10
Confidence:
67%
Tags:
greyware oski vidar virus zusy
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.
Malware family:
Oski Stealer
Verdict:
Malicious
Result
Threat name:
Oski Stealer Vidar
Detection:
malicious
Classification:
troj.spyw
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Yara detected Oski Stealer
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Spyware.AveMaria
Status:
Malicious
First seen:
2021-12-20 06:51:01 UTC
File Type:
PE (Exe)
AV detection:
33 of 43 (76.74%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 3'971 additional samples on MalwareBazaar
Result
Malware family:
oski
Score:
10/10
Tags:
family:oski discovery infostealer spyware stealer suricata
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
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Oski
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
Malware Config
C2 Extraction:
bhd9999.online
Unpacked files
SH256 hash:
76d739008009934a9aacb4e62c3fa45d01d8a38320857f073c9a4db4e6046640
MD5 hash:
5424faefb9b3219fb888ce5e8bc66372
SHA1 hash:
30da186d68e83d2708bd10d779f603005e4ce726
Detections:
win_oski_auto
win_oski_g0
Verdict:
Malicious
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: | Detects win.oski. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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