MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d9439aa56b6280ff50bc666ae94cdbfd6d174dda46187dbd0de25e9aeb6edbfb. 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


Intelligence File information Yara 1 Comments

SHA256 hash: d9439aa56b6280ff50bc666ae94cdbfd6d174dda46187dbd0de25e9aeb6edbfb
SHA3-384 hash: 8224ff0e136fdc953babf58c25e72700953c424938754704295a04621e3bf1a7020003c185450584b091237f44240300
SHA1 hash: 02be732190a9828c1900659817f6a3db899fb3a0
MD5 hash: 7a2e8d3fe9752412bf4de2e369d212ee
humanhash: stairway-india-kitten-missouri
File name:7a2e8d3fe9752412bf4de2e369d212ee.exe
Download: download sample
Signature AsyncRAT
File size:295'424 bytes
First seen:2020-07-31 11:02:43 UTC
Last seen:2020-08-02 07:33:27 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744
ssdeep 6144:xI9jr2xa8x//fBCcWYgUvJaFG76gz0+lvwQ2ExiM3:xI9jr2gy3fguJam6gg+bxiM3
TLSH F6549D5DB0DA551BF51232BE9FF982ABCEA6F12F1282816B167515C7807CB0C6EC0E71
Reporter @abuse_ch
Tags:AsyncRAT exe nVpn RAT


Twitter
@abuse_ch
AsyncRAT C2:
giuseppe.ug:6970 (194.5.98.95)

Pointing to 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-EU6
country: EU
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: 2020-07-30T03:41:26Z
source: RIPE

Intelligence


File Origin
# of uploads :
3
# of downloads :
26
Origin country :
FR FR
Mail intelligence
No data
Vendor Threat Intelligence
Result
Threat name:
AsyncRAT
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-07-31 11:04:07 UTC
AV detection:
24 of 31 (77.42%)
Threat level
  5/5
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
rat family:asyncrat
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Async RAT payload
AsyncRat
Threat name:
Kryptik
Score:
1.00

Yara Signatures


Rule name:win_asyncrat_j1
Author:Johannes Bader @viql
Description:detects AsyncRAT

File information


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

Web download

AsyncRAT

Executable exe d9439aa56b6280ff50bc666ae94cdbfd6d174dda46187dbd0de25e9aeb6edbfb

(this sample)

  
Delivery method
Distributed via web download

Comments