MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4da8e246e3a6d56fa30521aa94abe40716743b1e045c20c12b36af621b6ee936. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4da8e246e3a6d56fa30521aa94abe40716743b1e045c20c12b36af621b6ee936
SHA3-384 hash: e8da07306d89274126c3e9b8411e02053488de4cd6b4c4ba789b2b662f2b3dfa432ade3417cd28eea2e596c5a4f6df02
SHA1 hash: 3148f45d54d6ce52f9b78f9cd38437ec8872c26c
MD5 hash: 7d9188e5ccf569e5e28ce74327fc4944
humanhash: sad-washington-zebra-lion
File name:FRACCIONAMIENTO_1722403906461L.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:1'279'879 bytes
First seen:2022-06-06 22:02:38 UTC
Last seen:2022-06-06 22:30:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 24576:ZbYXrTMthgJlhu36jcgLgfl1uLfaDknYfDCp05LsGnDwLYqCVfYM2AeugpFUW8mr:BYXrTMthgJPu36j7LfYkY7RsYw09Vg+e
Threatray 2'986 similar samples on MalwareBazaar
TLSH T14D4501413258C5C5FCB64FF2A41F8DB06696A5EF802AC4CD72E17F2E9DFA3114227A46
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 f0c8a69797a6c8f0 (7 x GuLoader)
Reporter malwarelabnet
Tags:exe GuLoader

Intelligence

File Origin
# of uploads :
2
# of downloads :
349
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FRACCIONAMIENTO_1722403906461L.exe
Verdict:
Malicious activity
Analysis date:
2022-06-06 22:03:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f14883e1-083c-4419-be67-c30292323888

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/277159/
Detection(s):
SecuriteInfo.com.Win32.Outbreak.23760.25361.UNOFFICIAL
Create hunting rule

PUA.Win.Dropper.Ghokswa-6651618-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Creating a file
Delayed reading of the file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe guloader nemesis overlay packed shell32.dll wacatac
Link:
https://www.filescan.io/uploads/629e79b39bbf30d03f4254d5/reports/7ac8c401-34e7-4d1c-9536-7a62b8018f60/overview
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.
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/45e40e89-7e16-46ab-baed-dc4002cd6d1b
Result
Threat name:
AgentTesla, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1007722
Signature
C2 URLs / IPs found in malware configuration
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)
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 640216 Sample: FRACCIONAMIENTO_17224039064... Startdate: 07/06/2022 Architecture: WINDOWS Score: 100 26 x1.i.lencr.org 2->26 28 mail.gonzalezestalote.com 2->28 30 4 other IPs or domains 2->30 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected GuLoader 2->40 42 Yara detected AgentTesla 2->42 44 2 other signatures 2->44 8 FRACCIONAMIENTO_1722403906461L.exe 1 27 2->8         started        signatures3 process4 file5 18 C:\Users\user\AppData\...\uUDFImporter.dll, PE32 8->18 dropped 20 C:\Users\user\AppData\Local\...\System.dll, PE32 8->20 dropped 22 C:\Users\user\AppData\Local\...\msvcp140.dll, PE32 8->22 dropped 24 5 other files (none is malicious) 8->24 dropped 46 Writes to foreign memory regions 8->46 48 Tries to detect Any.run 8->48 12 CasPol.exe 13 8->12         started        signatures6 process7 dnsIp8 32 gonzalezestalote.com 185.101.224.45, 49750, 587 HOSTINET_ASES Spain 12->32 34 googlehosted.l.googleusercontent.com 142.250.181.225, 443, 49749 GOOGLEUS United States 12->34 36 drive.google.com 142.250.185.142, 443, 49748 GOOGLEUS United States 12->36 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->50 52 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->52 54 Tries to steal Mail credentials (via file / registry access) 12->54 56 4 other signatures 12->56 16 conhost.exe 12->16         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4da8e246e3a6d56fa30521aa94abe40716743b1e045c20c12b36af621b6ee936/
Threat name:
Win32.Trojan.NSISInject
Create hunting rule
Status:
Malicious
First seen:
2022-06-06 19:34:47 UTC
File Type:
PE (Exe)
Extracted files:
122
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jwuoerxdu3kw7iyfegvjjk7ea4lhioy6arocbqjlg2xweg3o5e3a._file
Verdict:
malicious
Label(s):
cloudeye
Create hunting rule
Similar samples:
1235559275e785007232e4aee35bd0609d1e52da4900ac8526ff54b592d63c6b
GuLoader
704ad16ef9755c35a9f52a3cd99f8ea83a53a6f7786472b3ea458eeb9730505b
GuLoader
785e0ff473552935ca1c597ceabab86f74a07b7ca6bfc58531a7c2fe74539853
GuLoader
78f8221d10ca5af256eefa0376f55e4688e00005317ab0bfb59f5406f9ed16ae
GuLoader
bbd7431d0d5272927e67c43cd961df4d855a4dcd080373355f980d61ff110337
GuLoader
bfcd5670bfa7bc6ccbf5d9b13ef3993e852f40b1d77b6854c99d1cee1558e78a
GuLoader
c28bfc6622b79ac2f1b1d57425553dd13c14648be45776e5070f78624b4ae1b8
GuLoader
d84b6f3b066ab525f9a42b819e618196568925ebe76eafb545ce8376f1ea223c
GuLoader
dd1ed5209c967dd24b1a861d3eb959a0d52a3ed54a9e0e39685ec5269760f91a
GuLoader
+ 2'976 additional samples on MalwareBazaar
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader downloader
Link:
https://tria.ge/reports/220606-1yb2wscea3/
Behaviour
Enumerates physical storage devices
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
a45dc59f1bb4ed1f82d2945aead1107cdcf18ce22d1b4a22ecc63c0699c858bf
MD5 hash:
b7f10788b306ef2ba17a6375aa0a8af5
SHA1 hash:
d4875f223bc23ead30025d74da3e5ee41b3b6534
Link:
https://www.unpac.me/results/25d7f0ed-dc58-40a7-96ff-01651279e827/
SH256 hash:
4da8e246e3a6d56fa30521aa94abe40716743b1e045c20c12b36af621b6ee936
MD5 hash:
7d9188e5ccf569e5e28ce74327fc4944
SHA1 hash:
3148f45d54d6ce52f9b78f9cd38437ec8872c26c
Link:
https://www.unpac.me/results/25d7f0ed-dc58-40a7-96ff-01651279e827/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4da8e246e3a6d56fa30521aa94abe40716743b1e045c20c12b36af621b6ee936

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/277159/

Comments