MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2719edd4501aae5818bb22c68a542d8a872fde8088175796674d3512445a4556. 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: 6
| SHA256 hash: | 2719edd4501aae5818bb22c68a542d8a872fde8088175796674d3512445a4556 |
|---|---|
| SHA3-384 hash: | 5b8a0ee6871ee96e1d5b45a6fd384a114905e181d1fcd46176db3456c6b12cdd3f4220fb2e6f18d282e29cefd46dd4dd |
| SHA1 hash: | 6534f5767068613d486f0edd7f0a3387a9c18f54 |
| MD5 hash: | 68ee4d97204e2d2877da7caa3449d1af |
| humanhash: | robin-emma-oscar-ack |
| File name: | Offer .exe |
| Download: | download sample |
| Signature | AsyncRAT |
| File size: | 237'056 bytes |
| First seen: | 2020-11-09 15:33:52 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 8b92468b23209cac42d9c3c0c1d3de70 (9 x AgentTesla, 4 x AsyncRAT, 1 x Matiex) |
| ssdeep | 3072:9vjridmhiW9MmGvIqXz/DNUOAg0FuZkAg0FuoJ+sqE0DhVtVHEskUoRvTipqplq0:9C45LqXyOAOCAOobq5vtVHEf11luZnUx |
| Threatray | 7 similar samples on MalwareBazaar |
| TLSH | 6434BE29B2F3C873C0B6117845988B7694B53D320371807BBBEC1D5E5E346E09B697AB |
| Reporter |  abuse_ch |
| Tags: | AsyncRAT exe nVpn RAT |
abuse_ch
Malspam distributing AsyncRAT:From: anna.banasiak@mibm.pl
Subject: 71554/ Offer Request
Attachment: Offer .r13 (contains "Offer .exe")
AsyncRAT C2:
nkosarevaocs.duckdns.org:20986 (79.134.225.110)
Pointing to nVpn:
% Information related to '79.134.225.0 - 79.134.225.127'
% Abuse contact for '79.134.225.0 - 79.134.225.127' is 'abuse@privacyfirst.sh'
inetnum: 79.134.225.0 - 79.134.225.127
netname: PRIVACYFIRST-EU
country: EU
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.
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
status: ASSIGNED PA
mnt-by: AF15-MNT
org: ORG-TPP6-RIPE
created: 2020-07-14T15:26:02Z
last-modified: 2020-07-14T15:31:06Z
source: RIPE
Intelligence
File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Launching a process
DNS request
Connection attempt to an infection source
Unauthorized injection to a system process
Result
Threat name:
AsyncRAT
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Signature
Connects to many ports of the same IP (likely port scanning)
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Ymacco
Status:
Malicious
First seen:
2020-11-09 08:39:23 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
unknown
Similar samples:
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
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: | asyncrat |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect AsyncRat in memory |
| Reference: | internal research |
| Rule name: | Reverse_text_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Reverse text detected |
| Rule name: | win_asyncrat_j1 |
|---|---|
| Author: | Johannes Bader @viql |
| Description: | detects AsyncRAT |
| Rule name: | win_asyncrat_w0 |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect AsyncRat in memory |
| Reference: | internal research |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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