MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 430ac8fe1b764fd7c42a316d36eaf32af003075f617bceb6651aa6be37c6290a. 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: 12
| SHA256 hash: | 430ac8fe1b764fd7c42a316d36eaf32af003075f617bceb6651aa6be37c6290a |
|---|---|
| SHA3-384 hash: | 8ba6f603946b63e94b1bf323ecc7ea41336aa243808922a7a05e2be02f2e958c7ba2f6408e9dd2c240d1571c601dbb19 |
| SHA1 hash: | e755b8a318bf454cf58eda24e59dd843a8fbf3dc |
| MD5 hash: | c11accc6b91c118a30fc9ea60b72258b |
| humanhash: | mike-quiet-sixteen-quebec |
| File name: | c11accc6b91c118a30fc9ea60b72258b |
| Download: | download sample |
| Signature | OskiStealer |
| File size: | 402'432 bytes |
| First seen: | 2021-11-04 17:50:55 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger) |
| ssdeep | 12288:Mhxa14KVW/9yl28uLkdEoHtDeQlkVBYk8pt1:MravVW1ykMx5lUBk1 |
| Threatray | 3'969 similar samples on MalwareBazaar |
| TLSH | T1A084125A679C4E32C57D0ABDB465611403F1D2496623EB2F4F4CE0F91EB73A48E21BB2 |
| Reporter |  zbetcheckin |
| Tags: | 32 exe OskiStealer |
Intelligence
File Origin
# of uploads :
1
# of downloads :
152
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO @.doc
Verdict:
Malicious activity
Analysis date:
2021-11-04 16:04:28 UTC
Tags:
exploit CVE-2017-11882 trojan stealer vidar phishing
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
bladabindi obfuscated packed
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 Vidar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Downloads files with wrong headers with respect to MIME Content-Type
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Posts data to a JPG file (protocol mismatch)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected AntiVM3
Yara detected Oski Stealer
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2021-11-04 16:46:16 UTC
AV detection:
16 of 28 (57.14%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 3'959 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 behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Oski
Malware Config
C2 Extraction:
secureconnection.xyz
Unpacked files
SH256 hash:
110a28b39b1e0840684110fa77a580effce50755cb865ce9df566f1fff308d05
MD5 hash:
17d644e87b9923fb2a0ed51e7594d82f
SHA1 hash:
863600e4908ebd4ed26285e210d983d04399e600
SH256 hash:
1491b7688f124bd4ba43975a0fe7964b5776127cc4e8d845d22710c27328d4f5
MD5 hash:
182a8e34f0c30b2bf662039f5752aef2
SHA1 hash:
73937c46e9d339e536bdfa6ff4718277d8fa3ce8
SH256 hash:
5f924d91a36359638e1c2c258cfc1c55b22366de8a51a02c138b5674224d193e
MD5 hash:
a54ecbf56b9236627d9dc3da76129ddd
SHA1 hash:
666f1e3a467bf05efc7b1e387dcafa9253d2f319
Detections:
win_oski_g0
win_oski_auto
SH256 hash:
430ac8fe1b764fd7c42a316d36eaf32af003075f617bceb6651aa6be37c6290a
MD5 hash:
c11accc6b91c118a30fc9ea60b72258b
SHA1 hash:
e755b8a318bf454cf58eda24e59dd843a8fbf3dc
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: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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