MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7efe4ff4cba2c9ae9f347fac667a576bd4bc73fa42a31e58a0452790275034f0. 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: 2


Intelligence 2 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7efe4ff4cba2c9ae9f347fac667a576bd4bc73fa42a31e58a0452790275034f0
SHA3-384 hash: 24f8661291ef642f062dd230f665fb30f6d91485dd4e9cdba4676ca8b34fd2a10639e698a6c7ff4d5768d3a4c95addc5
SHA1 hash: ea34458a09c24b2ca4a201b32408e935d570a228
MD5 hash: 97c48f29e01c5f06b4e218ba012cdee3
humanhash: double-hamper-fish-triple
File name:Swift 103.doc
Download: download sample
Signature GuLoader
Create hunting rule
File size:312'041 bytes
First seen:2020-05-15 05:45:15 UTC
Last seen:Never
File type:Word file doc
MIME type:text/rtf
ssdeep 1536:m6STPJyjtHv9YH9UB6oS6akRu+GLUZh2f6mQgaeeVhMDw5wfLN:mAU7aRDAw5wf5
TLSH 646457E820C78A50E645A528E9C8F58D05B1B5E770C84DB853EFF8739E59FD12E8818F
Reporter jarumlus

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Exploit-RTF-Dropper-1.UNOFFICIAL
Create hunting rule

MiscreantPunch.EvilRTF.CommonLure.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXSTRGOOD.RTFSTR.SCRIPTLET.200421.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Script-VBS.Exploit.CVE-2017-8570
Create hunting rule
Status:
Malicious
First seen:
2020-05-15 14:56:46 UTC
File Type:
Document
Extracted files:
10
AV detection:
21 of 48 (43.75%)
Threat level:
  2/5
Verdict:
unknown
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/201109-kv3xp6y6q2/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Modifies registry class
NTFS ADS
Office loads VBA resources, possible macro or embedded object present
Blacklisted process makes network request
Process spawned unexpected child process
Malware Config
Dropper Extraction:
httPs://www.kslclinic.co.uk/wp-content/themes/danfe/st/Uncatesup2.exe
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Retefe
Create hunting rule
Author:bartblaze
Description:Retefe
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

Malspam

GuLoader

Word file doc 7efe4ff4cba2c9ae9f347fac667a576bd4bc73fa42a31e58a0452790275034f0

(this sample)

GuLoader

Executable exe e1ff1c16441255468cf921e8b9a455c957f73a2a433aa469349ee7a6d5e916b7

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 e1ff1c16441255468cf921e8b9a455c957f73a2a433aa469349ee7a6d5e916b7
  
Dropping
MD5 1d6846600bedacaac9dd5ce511447f77

Comments