MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 bf92cd30b94f0164d738c92a6be0fd7d72e0795d3ab1868cf0ec8ec1e57a201b. 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
StrelaStealer
Vendor detections: 10
| SHA256 hash: | bf92cd30b94f0164d738c92a6be0fd7d72e0795d3ab1868cf0ec8ec1e57a201b |
|---|---|
| SHA3-384 hash: | 1edbc420e63b0c6f4152bf37e0b844212794ccdf6bf6cd44afe59271f5b6d796b1b3131c2b1061a7c52918c894db13cf |
| SHA1 hash: | a826394d49fc7ad0e3db1ca040c167ef40ea9bdd |
| MD5 hash: | 55be1707eaf08b827b66cc78a1e69e16 |
| humanhash: | fifteen-april-earth-winter |
| File name: | 1013911.js |
| Download: | download sample |
| Signature | StrelaStealer |
| File size: | 3'272 bytes |
| First seen: | 2024-12-03 09:03:52 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 48:Xvy8Is8ZUImUswLJMlDPm30I+VybypyJydxX36tb4ym7:XVMMlDPm30LdXqtb4X |
| Threatray | 35 similar samples on MalwareBazaar |
| TLSH | T19B61D0512ADA1104F2E50EDB377713606E23790E5C39A7098B784E6E2FF3864E966F43 |
| TrID | 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1) 33.3% (.MP3) MP3 audio (1000/1) |
| Magika | mp3 |
| Reporter |  lowmal3 |
| Tags: | js StrelaStealer |
Intelligence
File Origin
# of uploads :
1
# of downloads :
386
Origin country :
DEVendor Threat Intelligence
Detection(s):
Verdict:
Malicious
Score:
99.9%
Tags:
xtreme gumen virus shell
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Verdict:
Malicious
Labled as:
Exploit.JS
Result
Threat name:
FormBook
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Signature
Bypasses PowerShell execution policy
Connects to a pastebin service (likely for C&C)
Found direct / indirect Syscall (likely to bypass EDR)
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Net WebClient Casing Anomalies
Sigma detected: Paste sharing url in reverse order
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Powershell download and load assembly
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected FormBook
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Score:
66%
Verdict:
Susipicious
File Type:
SCRIPT
Threat name:
Win32.Trojan.Strelastealer
Status:
Malicious
First seen:
2024-12-03 00:15:43 UTC
File Type:
Binary
AV detection:
8 of 24 (33.33%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 25 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
10/10
Tags:
execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Malware Config
Dropper Extraction:
https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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