MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55130719554a0b3dcbf971c646e6e668b663b796f4be09816d405cc15a16d7d6. 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: 13


Intelligence 13 IOCs YARA File information Comments 1

SHA256 hash: 55130719554a0b3dcbf971c646e6e668b663b796f4be09816d405cc15a16d7d6
SHA3-384 hash: 89df85a4746115df158d7eda382d5b01b12b340fd6ef72fe1af18f5f2ffc32e40cb50f60bfe380fde3e1f7d9a3c1e0e2
SHA1 hash: 992d98aa6f31ae6f8f42fac9866a19c2a2f879be
MD5 hash: c6db01a5743d408fc4f0c37ba58a281f
humanhash: kilo-papa-early-yellow
File name:c6db01a5743d408fc4f0c37ba58a281f
Download: download sample
Signature GuLoader
File size:174'682 bytes
First seen:2023-05-11 04:40:01 UTC
Last seen:2023-05-13 22:48:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e160ef8e55bb9d162da4e266afd9eef3 (140 x GuLoader, 33 x RemcosRAT, 17 x AgentTesla)
ssdeep 3072:EwJ52Y7ZoH5XJaqKz8HIoLmM4jmrn+tt6JnShq3U2IAMJ3hL0yH3w:EwHysqKzL846r+v8noQU2lyvg
Threatray 586 similar samples on MalwareBazaar
TLSH T1AF0402927AE0982BE947C73105AF6A76F7BFBD0119742ECF6710BF6E39321029556203
TrID 92.7% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133)
3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
1.1% (.EXE) Win64 Executable (generic) (10523/12/4)
0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
0.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon c9d48c8e9acae871 (8 x GuLoader)
Reporter zbetcheckin
Tags:32 exe GuLoader

Intelligence


File Origin
# of uploads :
2
# of downloads :
371
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c6db01a5743d408fc4f0c37ba58a281f
Verdict:
Malicious activity
Analysis date:
2023-05-11 04:42:34 UTC
Tags:
installer

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

Behaviour
Delayed reading of the file
Creating a window
Searching for the window
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
azorult 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:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Signature
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
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)
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Guloader
Status:
Malicious
First seen:
2023-05-10 20:55:14 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Result
Malware family:
guloader
Score:
  10/10
Tags:
family:azorult family:guloader discovery downloader infostealer trojan
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks installed software on the system
Checks QEMU agent file
Loads dropped DLL
Azorult
Guloader,Cloudeye
Malware Config
C2 Extraction:
http://bllsl3.shop/dbazo/index.php
Unpacked files
SH256 hash:
55130719554a0b3dcbf971c646e6e668b663b796f4be09816d405cc15a16d7d6
MD5 hash:
c6db01a5743d408fc4f0c37ba58a281f
SHA1 hash:
992d98aa6f31ae6f8f42fac9866a19c2a2f879be
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.

Web download

GuLoader

Executable exe 55130719554a0b3dcbf971c646e6e668b663b796f4be09816d405cc15a16d7d6

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-05-11 04:40:02 UTC

url : hxxp://23.94.206.76/240/vbc.exe