MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6e2078661766da4dc4a1f8cdb2a222791ae1382af3fc6527e1053104ce5c543d. 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



Formbook


Vendor detections: 13


Intelligence 13 IOCs YARA 6 File information Comments

SHA256 hash: 6e2078661766da4dc4a1f8cdb2a222791ae1382af3fc6527e1053104ce5c543d
SHA3-384 hash: b8e57482f1bd334ca74a3ad00d13ea42a4d106869fcb63a60ff8b421becd07add41b6b79ed198722a874b0490a04df94
SHA1 hash: a0efea9d883b015985259d4a1903c3ecbb96ba0f
MD5 hash: 7b2db02891ae8bffbfa1d17ebdc2239d
humanhash: queen-bulldog-one-colorado
File name:VanguardHelper.exe
Download: download sample
Signature Formbook
File size:68'096 bytes
First seen:2023-05-20 15:31:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 1536:Bgmlz7c06CTB84VAH6bMIkh6+YHak6uOu5sJqS+:BwLI84yH6bRk1qaIOcsz+
Threatray 55 similar samples on MalwareBazaar
TLSH T1C4637C5C77E54424E0FF6BB46DF17262CB79F7632803E65F248A018A1627A88CE417F6
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter JaffaCakes118
Tags:FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
92
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
VanguardHelper.exe
Verdict:
Malicious activity
Analysis date:
2023-05-20 15:35:55 UTC
Tags:
evasion

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Sending a custom TCP request
Searching for the window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm cmd.exe fingerprint greyware lolbin packed schtasks.exe
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to capture screen (.Net source)
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Generic Downloader
Yara detected XWorm
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AsyncRAT
Status:
Malicious
First seen:
2023-05-20 03:21:54 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
28 of 36 (77.78%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:xworm persistence rat trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Executes dropped EXE
Xworm
Malware Config
C2 Extraction:
67.61.188.116:8848
Unpacked files
SH256 hash:
6e2078661766da4dc4a1f8cdb2a222791ae1382af3fc6527e1053104ce5c543d
MD5 hash:
7b2db02891ae8bffbfa1d17ebdc2239d
SHA1 hash:
a0efea9d883b015985259d4a1903c3ecbb96ba0f
Detections:
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Disable_Defender
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:MALWARE_Win_AsyncRAT
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs

File information


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

Comments