MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d350786732773824f652dac9467e144e12972185c2552a17a3dac81595192225. 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


BluStealer


Vendor detections: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d350786732773824f652dac9467e144e12972185c2552a17a3dac81595192225
SHA3-384 hash: 9adcd8b6ade33388d88a8fe24c6bcaf237985b305598ec42781e5f33f1b4423a24412917a137f1dd27dbba4833322afb
SHA1 hash: 7d9cee8216fb1bf3814f736bed4c6a5735b63324
MD5 hash: 81a045c7102d52ea14cbf8816cf75c1b
humanhash: sierra-stream-minnesota-dakota
File name:98765434567890987654345678.exe
Download: download sample
Signature BluStealer
Create hunting rule
File size:114'176 bytes
First seen:2022-07-13 08:17:42 UTC
Last seen:2022-07-13 08:48:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 3072:AR/jfmbPT1PPbPgonZ8/yP7Ry3F27G/Ubb4wNWpl1lxjZe:YDmbPT1PPbPg9yY3F27GcbbA/
TLSH T131B37DD9A3501775C90D097F64330E06D5F8F2C8962A5B7B86EF606E2433F990D2D6E2
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter lowmal3
Tags:BluStealer exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
292
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
98765434567890987654345678.exe
Verdict:
Malicious activity
Analysis date:
2022-07-13 08:20:53 UTC
Tags:
opendir loader
Link:
https://app.any.run/tasks/5032a199-e1cf-494a-8cdd-dfdf22089695

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
A310Logger
Create hunting rule
Link:
https://www.capesandbox.com/analysis/286909/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.17954.802.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Sending an HTTP GET request
Unauthorized injection to a recently created process
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed shell32.dll
Link:
https://www.filescan.io/uploads/62ce7fc33ec0b068997671fe/reports/6ed2e381-6b61-496b-9e81-d7c2738bad03/overview
Result
Verdict:
UNKNOWN
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:
BluStealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/af130e04-1810-47b9-bd22-2f51069825f8
Result
Threat name:
SpyEx
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1029975
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Generic Dropper
Yara detected SpyEx stealer
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d350786732773824f652dac9467e144e12972185c2552a17a3dac81595192225/
Threat name:
ByteCode-MSIL.Infostealer.Stelega
Create hunting rule
Status:
Malicious
First seen:
2022-07-13 08:18:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2nihqzzso44cj5ss3leum7qujyjjoimfyjksuf5d3leblfizeisq._file
Verdict:
malicious
Result
Malware family:
blustealer
Create hunting rule
Score:
  10/10
Tags:
family:blustealer stealer
Link:
https://tria.ge/reports/220713-j69vfscaap/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Downloads MZ/PE file
BluStealer
Unpacked files
SH256 hash:
d350786732773824f652dac9467e144e12972185c2552a17a3dac81595192225
MD5 hash:
81a045c7102d52ea14cbf8816cf75c1b
SHA1 hash:
7d9cee8216fb1bf3814f736bed4c6a5735b63324
Link:
https://www.unpac.me/results/ab4f4aae-f63f-47d8-a081-b232ca68e17a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/d350786732773824f652dac9467e144e12972185c2552a17a3dac81595192225

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

BluStealer

Executable exe d350786732773824f652dac9467e144e12972185c2552a17a3dac81595192225

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/286909/

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