MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83299c08de70c78dff4b24a117baadfa8bb11d8eb7de1535710e54325ec1d3d2. 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: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: 83299c08de70c78dff4b24a117baadfa8bb11d8eb7de1535710e54325ec1d3d2
SHA3-384 hash: 81bcec7fc9d88bf294e84f5215af25ee511ef787ce82a817d822903d5d4a4f2a469790dffb80a88961df5cf2c25dd2a3
SHA1 hash: 76258fe63aed47b3fb9c0392bc09261cebf0b2e4
MD5 hash: b68226a19cd3638b4c4e91cbae5352f3
humanhash: ten-snake-timing-may
File name:SecuriteInfo.com.Trojan005944781.27289.15436
Download: download sample
Signature GuLoader
File size:218'206 bytes
First seen:2022-06-14 12:47:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 3072:efY/TU9fE9PEtuULfCA65Mvf/oZLpbyT2WUJ6hH5ERltkS5DfW6d97JgKoZoEXMa:IYa66uAwMPgxyTfHKRI0bHb7JgKoZf/1
Threatray 3'172 similar samples on MalwareBazaar
TLSH T1D224BF56B681A2F5D565E931F63BD8620E737C339BB51E4E3230722D16630634A0FB2B
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 e0c4d4f4d8f8f971 (5 x GuLoader)
Reporter SecuriteInfoCom
Tags:exe GuLoader

Intelligence


File Origin
# of uploads :
1
# of downloads :
236
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://103.74.105.221/http/vbc.exe
Verdict:
Malicious activity
Analysis date:
2022-06-14 12:31:37 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
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
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
C2 URLs / IPs found in malware configuration
Drops PE files with benign system names
Hides that the sample has been downloaded from the Internet (zone.identifier)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 645397 Sample: SecuriteInfo.com.Trojan0059... Startdate: 14/06/2022 Architecture: WINDOWS Score: 100 39 dizaynaluminyum.com 2->39 41 mail.dizaynaluminyum.com 2->41 47 Snort IDS alert for network traffic 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 Yara detected GuLoader 2->51 53 3 other signatures 2->53 8 SecuriteInfo.com.Trojan005944781.27289.exe 5 25 2->8         started        12 svchost.exe 2 2->12         started        14 svchost.exe 1 2->14         started        16 4 other processes 2->16 signatures3 process4 file5 37 C:\Users\user\AppData\Local\...\System.dll, PE32 8->37 dropped 69 Writes to foreign memory regions 8->69 71 Tries to detect Any.run 8->71 18 CasPol.exe 2 13 8->18         started        23 CasPol.exe 8->23         started        25 BackgroundTransferHost.exe 13 8->25         started        27 CasPol.exe 8->27         started        29 conhost.exe 12->29         started        31 conhost.exe 14->31         started        signatures6 process7 dnsIp8 43 185.222.57.197, 49752, 80 ROOTLAYERNETNL Netherlands 18->43 45 dizaynaluminyum.com 89.252.182.72, 49755, 587 RADORETR Turkey 18->45 35 C:\Users\user\AppData\Roaming\...\svchost.exe, PE32 18->35 dropped 55 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->55 57 Tries to steal Mail credentials (via file / registry access) 18->57 59 Tries to harvest and steal ftp login credentials 18->59 67 3 other signatures 18->67 33 conhost.exe 18->33         started        61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 23->61 63 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 23->63 65 Drops PE files with benign system names 23->65 file9 signatures10 process11
Threat name:
Win32.Trojan.NsisInject
Status:
Malicious
First seen:
2022-06-13 14:41:57 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
7 of 41 (17.07%)
Threat level:
  5/5
Result
Malware family:
guloader
Score:
  10/10
Tags:
family:guloader discovery downloader
Behaviour
Enumerates physical storage devices
Drops file in Windows directory
Checks installed software on the system
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
MD5 hash:
cff85c549d536f651d4fb8387f1976f2
SHA1 hash:
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
SH256 hash:
83299c08de70c78dff4b24a117baadfa8bb11d8eb7de1535710e54325ec1d3d2
MD5 hash:
b68226a19cd3638b4c4e91cbae5352f3
SHA1 hash:
76258fe63aed47b3fb9c0392bc09261cebf0b2e4
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 83299c08de70c78dff4b24a117baadfa8bb11d8eb7de1535710e54325ec1d3d2

(this sample)

  
Delivery method
Distributed via web download

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