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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b
SHA3-384 hash: f449cdd8b6b8a60d3c50d1e4863f633c0aea95b1bf7ac183c45cfae023f76b1a1d66e68cf8ec76be6269cf8dc045d8ee
SHA1 hash: 4559be7c092971b1d794fd35d481ac14a57ad4bc
MD5 hash: 03f9615d9d5b5e120b6a46abe5a6f6f2
humanhash: undress-montana-bakerloo-sixteen
File name:PO-77865_1.lzh
Download: download sample
Signature GuLoader
Create hunting rule
File size:437'652 bytes
First seen:2026-05-21 14:36:08 UTC
Last seen:Never
File type: lzh
MIME type:application/x-lzh-compressed
ssdeep 6144:ivZKouwuhReXg1teL4V/J0v0GuBzvTWSA/38gRUgkrBjiqDQ9Ws90DHhkfBDn7li:7jEmteL+nGIf+RUgSj6AsmDBktn7Qb3x
TLSH T1F49423771C42F8D1CC1A6FB9502D482CFF19138A06F12A0BF1A1E169D3329E92F55BD6
Magika lha
Reporter TomU
Tags:GuLoader lzh

Intelligence

File Origin
# of uploads :
1
# of downloads :
29
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:ndplanernes.exe
File size:697'211 bytes
SHA256 hash: 76753fe296495e54258399e694ae7be71391f49f17eba6e6063f84c8d2c920f7
MD5 hash: 5a21f05b848a1014dcf1e4830b011f20
MIME type:application/x-dosexec
Signature GuLoader
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Variant.Tedy.619915.23159.5740.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29174.LZHHeur.Exe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FileRepMalware.30897.23778.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a0f1ad133e785de369c6aef
Tags:
malware
Verdict:
Suspicious
Labled as:
Ransom.Wacatac.dd
Link:
https://www.hybrid-analysis.com/sample/aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b
Verdict:
Malicious
File Type:
lha
First seen:
2024-07-22T07:18:00Z UTC
Last seen:
2026-05-21T17:38:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b/results?tab=lookup
Score:
90%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b/
Verdict:
Malicious
Threat:
Family.GULOADER
Link:
https://tip.neiki.dev/file/aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2024-07-22 08:41:23 UTC
File Type:
Binary (Archive)
Extracted files:
9
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader discovery downloader execution installer persistence
Link:
https://tria.ge/reports/260521-sse8csbx5v/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Family: Guloader,Cloudeye
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/aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Detect_SliverFox_String
Create hunting rule
Author:huoji
Description:Detect files is `SliverFox` malware
Rule name:NSIS_April_2024
Create hunting rule
Author:NDA0N
Description:Detects NSIS installers

File information

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

Malspam

GuLoader

lzh aa370db690750c2970d9fb9eb8b16e39ccb9449ab7b48930e7f6c0bdab1b3e2b

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments