MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8581bd6c453b18962ca4a66deb5622de30949bc7417a5b67a8bc10062242c3f9. 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


AsyncRAT


Vendor detections: 4


Intelligence 4 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8581bd6c453b18962ca4a66deb5622de30949bc7417a5b67a8bc10062242c3f9
SHA3-384 hash: f71c1cc960cabdcb9df15a94c33965ef99a61f4b5f414f2668d411d32d1a4c7e9afdc2164be8a94600177dadb548c3a8
SHA1 hash: 5cf1e85bb4aa5f48c37caeb912d8b1c67f54b964
MD5 hash: 23955d1a4acffe118a116e88a1f1321a
humanhash: charlie-alanine-zulu-hamper
File name:Invoice.zip.7z
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:381'611 bytes
First seen:2020-07-20 08:29:06 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 6144:yZavKOKGNVxvODqr4/rKYuOundPRo5MS1Ymvkvppy4PdCp/K8QXV/go7FzHMVi:oiJv1c/TunfoaS1RkvppuK8MVn
TLSH 3084230BA54C493EC1D55C539CB95452A324C76AF908B3E381428B6437F68BFE3D9B2E
Reporter abuse_ch
Tags:7z AsyncRAT nVpn RAT


Avatar
abuse_ch
Malspam distributing AsyncRAT:

HELO: server0.wynntrade.pw
Sending IP: 159.203.186.80
From: hetaojinhu@hxb.com.cn<sales@wynntrade.pw>
Subject: Accountant, Huaxia Bank
Attachment: Invoice.zip.7z (contains "Invoice.exe")

AsyncRAT C2:
194.5.98.81:3434

Hosted on nVpn:

% Information related to '194.5.98.0 - 194.5.98.255'

% Abuse contact for '194.5.98.0 - 194.5.98.255' is 'abuse@privacyfirst.sh'

inetnum: 194.5.98.0 - 194.5.98.255
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
netname: PRIVACYFIRST-NOR
country: NO
descr: Sandefjord
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
status: ASSIGNED PA
mnt-by: PRIVACYFIRST-MNT
created: 2019-04-26T16:42:54Z
last-modified: 2020-07-14T18:04:10Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Downloader.Aiis-6803892-0
Create hunting rule

Sanesecurity.Malware.25244.ZipHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.21103.ZipHeur.UNOFFICIAL
Create hunting rule

Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8581bd6c453b18962ca4a66deb5622de30949bc7417a5b67a8bc10062242c3f9/
Threat name:
ByteCode-MSIL.Backdoor.Crysan
Create hunting rule
Status:
Malicious
First seen:
2020-07-20 08:31:06 UTC
AV detection:
26 of 48 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qwa323cfhmmjmlfeuzw6wvrc3yyjjg6hif5fwz5ixqiamiscyp4q._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8581bd6c453b18962ca4a66deb5622de30949bc7417a5b67a8bc10062242c3f9

File information

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

Malspam

AsyncRAT

zip 8581bd6c453b18962ca4a66deb5622de30949bc7417a5b67a8bc10062242c3f9

(this sample)

AsyncRAT

Executable exe 238c224cf8d0b76532ae16f8a8d2682436a176909f382b8747e418f42ccaedeb

  
Dropping
MD5 b4891e094082425b62776b6c7413f0e5
  
Dropping
AsyncRAT
  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 238c224cf8d0b76532ae16f8a8d2682436a176909f382b8747e418f42ccaedeb

Comments