MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66ec83aa3631d71cba16fd34d1c0b8669009418a92ba683b8a348cd130150b5b. 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



ZLoader


Vendor detections: 8


Intelligence 8 IOCs YARA 1 File information Comments

SHA256 hash: 66ec83aa3631d71cba16fd34d1c0b8669009418a92ba683b8a348cd130150b5b
SHA3-384 hash: 68f9451df1f01a54c4fba8625d87462aaa1392f3a01a29a36552b400a5a0c372b2983095cb7bb3dc55efe234cbf23975
SHA1 hash: 7e75f220f6c9e6be9abd0def54f7d9957540598c
MD5 hash: 4a64b13ff53aebbab00504f6655ba846
humanhash: kansas-oxygen-cold-music
File name:2020-11-27-ZLoader-DLL-example-01.bin
Download: download sample
Signature ZLoader
File size:268'288 bytes
First seen:2020-11-27 19:58:53 UTC
Last seen:2020-12-01 01:58:48 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash ce89ef5fd9b6be62e62903524a066354 (1 x ZLoader)
ssdeep 6144:44GVCjEhWSbz8wyCxxnNz3BGeLprjLnapp:bjH0zH97nNz3BVtAp
TLSH 2544BF17B6E0C071E9320439887AC5F6C77EBE108D64DE5B33D41E2F5E662F56920ACA
Reporter @malware_traffic
Tags:dll SILENTNIGHT Silent_Night ZLoader

Intelligence


File Origin
# of uploads :
3
# of downloads :
179
Origin country :
US US
Mail intelligence
Gathering data
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a UDP request
Creating a file in the %temp% directory
Deleting a recently created file
Replacing files
Delayed writing of the file
Delayed reading of the file
Result
Verdict:
UNKNOWN
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:
Unknown
Detection:
malicious
Classification:
evad
Score:
60 / 100
Signature
Allocates memory in foreign processes
Contains functionality to inject code into remote processes
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.ZLoader
Status:
Malicious
First seen:
2020-11-27 19:59:04 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Result
Malware family:
zloader
Score:
  10/10
Tags:
family:zloader botnet:kev campaign:27/11 botnet trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Blacklisted process makes network request
Zloader, Terdot, DELoader, ZeusSphinx
Malware Config
C2 Extraction:
https://hac3r.com/wp-punch.php
https://womtools.com/wp-punch.php
https://valitec.co/wp-punch.php
https://empresascreciendobien.com/server.php
https://smartat.co/error.php
https://teamearenttopdiaty.ga/wp-smarts.php
Unpacked files
SH256 hash:
712d49577b5c87c7a72ddedbc24d56d0bca844805fa9edf94a38eabc507bbff7
MD5 hash:
da674177271b5e40a19e1d548ce85205
SHA1 hash:
cd81e4919675c0b342e7a3f22b3dcc9373cefa61
Detections:
win_zloader_auto
SH256 hash:
66ec83aa3631d71cba16fd34d1c0b8669009418a92ba683b8a348cd130150b5b
MD5 hash:
4a64b13ff53aebbab00504f6655ba846
SHA1 hash:
7e75f220f6c9e6be9abd0def54f7d9957540598c

YARA Signatures


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

Rule name:win_zloader_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information


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

Comments