MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7132f9426f3bbadaedd15c39968640ffc5ad207b3c8f450d642174e2942f09d7. 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



GuLoader


Vendor detections: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: 7132f9426f3bbadaedd15c39968640ffc5ad207b3c8f450d642174e2942f09d7
SHA3-384 hash: b2e7cba669fefd4fa687ffc55f21a357ca8a51c572fb3de01cdb44ad93aa329ea54d41bf48705b8ca95aa715f5b44e95
SHA1 hash: 45c53cc691776530bf1c983be3188b6b63fde359
MD5 hash: ca66a833a47f3c8f28ec46d2e75527df
humanhash: social-winner-six-queen
File name:Facturas Pagadas al VencimientoPDF.exe
Download: download sample
Signature GuLoader
File size:312'488 bytes
First seen:2022-09-20 07:17:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e2a592076b17ef8bfb48b7e03965a3fc (385 x GuLoader, 58 x RemcosRAT, 40 x AgentTesla)
ssdeep 6144:Bhgqhw9oAFPZVheNA+ff0RxV4xnXAO0t02HkSq:0qknhe2e6nUXkW24
Threatray 1'243 similar samples on MalwareBazaar
TLSH T1B064289238CA756FDC2F5A74035FEAB22A795CE07382496E4F40720D4C3664A90EEDD7
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon c88604b919c6c6c0 (77 x GuLoader, 10 x Formbook, 8 x AgentTesla)
Reporter TeamDreier
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:
Issuer:
Algorithm:sha256WithRSAEncryption
Valid from:2022-05-29T02:00:13Z
Valid to:2025-05-28T02:00:13Z
Serial number: -0ffde1d10c854412
Thumbprint Algorithm:SHA256
Thumbprint: 2a3474eb3718150c9b676c6419f8742ce9ea5db74b009dc8a1752355d570586c
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
1
# of downloads :
482
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Facturas Pagadas al VencimientoPDF.exe
Verdict:
Malicious activity
Analysis date:
2022-09-20 07:18:36 UTC
Tags:
n/a

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

Behaviour
Creating a window
Creating a file in the %AppData% subdirectories
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
75%
Tags:
overlay packed shell32.dll
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:
AgentTesla, GuLoader
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Signature
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect Any.run
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 harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 705996 Sample: Facturas Pagadas al Vencimi... Startdate: 20/09/2022 Architecture: WINDOWS Score: 100 24 googlehosted.l.googleusercontent.com 2->24 26 drive.google.com 2->26 28 2 other IPs or domains 2->28 36 Snort IDS alert for network traffic 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected GuLoader 2->40 42 4 other signatures 2->42 8 Facturas Pagadas al VencimientoPDF.exe 1 26 2->8         started        signatures3 process4 file5 22 C:\Users\user\AppData\Local\...\System.dll, PE32 8->22 dropped 44 Writes to foreign memory regions 8->44 46 Tries to detect Any.run 8->46 12 CasPol.exe 15 11 8->12         started        16 CasPol.exe 8->16         started        18 CasPol.exe 8->18         started        signatures6 process7 dnsIp8 30 api.telegram.org 149.154.167.220, 443, 49779 TELEGRAMRU United Kingdom 12->30 32 drive.google.com 142.250.184.206, 443, 49777 GOOGLEUS United States 12->32 34 googlehosted.l.googleusercontent.com 142.250.186.33, 443, 49778 GOOGLEUS United States 12->34 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->48 50 Tries to steal Mail credentials (via file / registry access) 12->50 52 Tries to harvest and steal ftp login credentials 12->52 58 2 other signatures 12->58 20 conhost.exe 12->20         started        54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->54 56 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->56 signatures9 process10
Result
Malware family:
guloader
Score:
  10/10
Tags:
family:guloader discovery downloader
Behaviour
Enumerates physical storage devices
Checks installed software on the system
Loads dropped DLL
Guloader,Cloudeye
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
7132f9426f3bbadaedd15c39968640ffc5ad207b3c8f450d642174e2942f09d7
MD5 hash:
ca66a833a47f3c8f28ec46d2e75527df
SHA1 hash:
45c53cc691776530bf1c983be3188b6b63fde359
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Malspam

GuLoader

Executable exe 7132f9426f3bbadaedd15c39968640ffc5ad207b3c8f450d642174e2942f09d7

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments