MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fdeb1da0df5e4ff9251597ce8e89060544e87fd7d978e73e7f513db4e4c2f2d6. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fdeb1da0df5e4ff9251597ce8e89060544e87fd7d978e73e7f513db4e4c2f2d6
SHA3-384 hash: 03a0ef3fb8132d957e66dc9a6abc6817a54dec4fe1c7da46fd775dbd75fb1b3b3868992fe387ddd3844bc77ba1c8dd84
SHA1 hash: 74a62c0a553a7a0beaca31ba9f8e7325c05ece2e
MD5 hash: 4c44df8bf80b796ebb3e979519e723c4
humanhash: nineteen-july-london-orange
File name:4c44df8bf80b796ebb3e979519e723c4.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:151'552 bytes
First seen:2021-03-16 19:22:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 82f3154e4b314b6810b189c7a61b6a27 (5 x GuLoader, 2 x RemcosRAT)
ssdeep 3072:iyyrsI07I3sOrfjioWyda6bxFEbgR9pp7yKSQpKQym:QH0I3sAji9yda6bXEbgR9pp7yKSh
TLSH 58E34A1372005C7CDA49B170411EEAB93A26ECB181804F67B6947E6BD9BD2C13DE9F1E
Reporter abuse_ch
Tags:exe GuLoader


Avatar
abuse_ch
GuLoader payload URL:
https://telmed.cl/we/T6_FB%20bin_JiEeZbRdf228.bin

Intelligence

File Origin
# of uploads :
1
# of downloads :
345
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
4c44df8bf80b796ebb3e979519e723c4.exe
Verdict:
No threats detected
Analysis date:
2021-03-16 20:12:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6c48d8b2-eb60-4fc1-add5-581ad8c444a3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/124415/
Detection(s):
SecuriteInfo.com.__vbaHresultCheckObj.31226.17924.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/77f8cd24-df18-4bc9-bd8f-72a1d4c3b17d
Result
Threat name:
FormBook GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/641303
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Contains functionality to hide a thread from the debugger
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Found malware configuration
Hides threads from debuggers
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Yara detected Generic Dropper
Yara detected GuLoader
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 369625 Sample: 70f0bEUdPO.exe Startdate: 16/03/2021 Architecture: WINDOWS Score: 100 29 www.littlegreekgrocery.com 2->29 39 Multi AV Scanner detection for domain / URL 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 9 other signatures 2->45 11 70f0bEUdPO.exe 1 2->11         started        signatures3 process4 signatures5 55 Contains functionality to detect hardware virtualization (CPUID execution measurement) 11->55 57 Detected RDTSC dummy instruction sequence (likely for instruction hammering) 11->57 59 Tries to detect Any.run 11->59 61 3 other signatures 11->61 14 70f0bEUdPO.exe 6 11->14         started        process6 dnsIp7 37 telmed.cl 190.4.211.181, 443, 49725 CTCCORPSATELEFONICAEMPRESASCL Chile 14->37 63 Modifies the context of a thread in another process (thread injection) 14->63 65 Tries to detect Any.run 14->65 67 Maps a DLL or memory area into another process 14->67 69 3 other signatures 14->69 18 explorer.exe 14->18 injected signatures8 process9 dnsIp10 31 shops.myshopify.com 23.227.38.74, 49743, 80 CLOUDFLARENETUS Canada 18->31 33 www.thestandardstripdoors.com 66.96.162.148, 49747, 80 BIZLAND-SDUS United States 18->33 35 2 other IPs or domains 18->35 47 System process connects to network (likely due to code injection or exploit) 18->47 22 cmmon32.exe 18->22         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fdeb1da0df5e4ff9251597ce8e89060544e87fd7d978e73e7f513db4e4c2f2d6/
Threat name:
Win32.Trojan.Vebzenpak
Create hunting rule
Status:
Malicious
First seen:
2021-03-15 21:26:04 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7xvr3ig7lzh7sjivs7hi5cigavcoq76x3f4oopt7ke63jzgc6lla._file
Verdict:
malicious
Label(s):
guloader
Create hunting rule
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/210316-ekh1qvrlxa/
Behaviour
Suspicious use of SetWindowsHookEx
Unpacked files
SH256 hash:
fdeb1da0df5e4ff9251597ce8e89060544e87fd7d978e73e7f513db4e4c2f2d6
MD5 hash:
4c44df8bf80b796ebb3e979519e723c4
SHA1 hash:
74a62c0a553a7a0beaca31ba9f8e7325c05ece2e
Link:
https://www.unpac.me/results/7f3cc972-123d-4bad-8fa7-ae06f57ca490/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fdeb1da0df5e4ff9251597ce8e89060544e87fd7d978e73e7f513db4e4c2f2d6

File information

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

Web download

GuLoader

Executable exe fdeb1da0df5e4ff9251597ce8e89060544e87fd7d978e73e7f513db4e4c2f2d6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1060756/
  
URLhaus
https://urlhaus.abuse.ch/url/1069552/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/124415/

Comments