MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 becbc1b05321dc51b2e50fcbb6c2be8da96c2648bebc11638701a69f22b226d8. 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: 15
| SHA256 hash: | becbc1b05321dc51b2e50fcbb6c2be8da96c2648bebc11638701a69f22b226d8 |
|---|---|
| SHA3-384 hash: | 47319364e9b30e5ee85752047b71c4539beda35b1900e2dba82cdd44acc353dd556bce5eeb937063929ae4e55d5383cd |
| SHA1 hash: | 712c69f3b4c46d3909f7251b9d2ad7675b00fccd |
| MD5 hash: | f6b589c57ed54d122c17eace179999e7 |
| humanhash: | xray-steak-tennessee-speaker |
| File name: | becbc1b05321dc51b2e50fcbb6c2be8da96c2648bebc11638701a69f22b226d8.bin |
| Download: | download sample |
| Signature | ArkeiStealer |
| File size: | 204'800 bytes |
| First seen: | 2021-12-31 18:51:45 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+XgS6aCEwhOfUbCalNT2pbB3fIN1Xi6FLPo3c:WfUauY68uSWCx+XA7mg2pNY1Ljo3c |
| Threatray | 3'999 similar samples on MalwareBazaar |
| TLSH | T11E146D30B690C035E8A310BCDDEE86BEB96C7A301F5950C3A3D45A662F712F27A71657 |
| Reporter |  Arkbird_SOLG |
| Tags: | ArkeiStealer exe oski |
Intelligence
File Origin
# of uploads :
1
# of downloads :
412
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
becbc1b05321dc51b2e50fcbb6c2be8da96c2648bebc11638701a69f22b226d8.bin
Verdict:
Malicious activity
Analysis date:
2021-12-31 18:55:43 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:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
greyware 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
Detection:
malicious
Classification:
troj.spyw
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Downloads files with wrong headers with respect to MIME Content-Type
Found malware configuration
Multi AV Scanner detection for domain / URL
Posts data to a JPG file (protocol mismatch)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected Oski Stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Spyware.AveMaria
Status:
Malicious
First seen:
2021-12-31 18:52:10 UTC
File Type:
PE (Exe)
AV detection:
32 of 43 (74.42%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 3'989 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 Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
Malware Config
C2 Extraction:
jessecoltd.ir
Unpacked files
SH256 hash:
becbc1b05321dc51b2e50fcbb6c2be8da96c2648bebc11638701a69f22b226d8
MD5 hash:
f6b589c57ed54d122c17eace179999e7
SHA1 hash:
712c69f3b4c46d3909f7251b9d2ad7675b00fccd
Detections:
win_oski_auto
win_oski_g0
Parent samples :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:
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.
Delivery method
Distributed via web download
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