MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efae690881ae3f76ce9af4b48a0b02f24b0e91691b13930c5b5d0c806247be6d. 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

XpertRAT

Vendor detections: 5

Intelligence 5 IOCs YARA 2 File information Comments

SHA256 hash:	efae690881ae3f76ce9af4b48a0b02f24b0e91691b13930c5b5d0c806247be6d
SHA3-384 hash:	5a2e2bd058361773c16e745c838a313d64a1e41ad0c00fc3671cda7148d148681a3a27f0bd18bc0f67cd600ad22eb136
SHA1 hash:	6a3d1161f3f53e03d2ddbbec753ace05207a2eac
MD5 hash:	64a0425c43281d3066cadfc88061c5df
humanhash:	fish-ink-colorado-london
File name:	gunzipped
Download:	download sample
Signature	XpertRAT Create hunting rule
File size:	325'632 bytes
First seen:	2020-06-24 05:42:30 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	6144:xbWiGZjVJhdAPUeMfwU5WC8cyzB7zOiyz7+lPpEug1le8jrP8tVjmB1z2HomSR:9WiWjVuNMfwUz8HuzoPpEu6lXjrUHjU1
Threatray	360 similar samples on MalwareBazaar
TLSH	0C64E04B3BACEA23C17819F694C22B4413B7ADAB7151FADD1CC021D5A5D33E54A217CB
Reporter	abuse_ch
Tags:	nVpn RAT XpertRAT

abuse_ch

Malspam distributing XpertRAT:

HELO: vps.grupoescala.com
Sending IP: 82.223.18.162
From: bshtbio@126.com
Subject: RFQ 894161//2020
Attachment: RFQ_8941612020_PDF.gz (contains "gunzipped")

XpertRAT C2:
79.134.225.85:3135

Hosted on nVpn:

% Information related to '79.134.225.64 - 79.134.225.127'

% Abuse contact for '79.134.225.64 - 79.134.225.127' is 'abuse@your-vpn.network'

inetnum: 79.134.225.64 - 79.134.225.127
netname: YOUR_VPN_NETWORK
country: DE
remarks: ****************************************************
remarks: This subnet belongs to a VPN service provider.
remarks: We protect the right to privacy, which means
remarks: we don't log the activities of our users.
remarks: ****************************************************
admin-c: EH4074-RIPE
tech-c: YVN10-RIPE
status: ASSIGNED PA
abuse-c: YVN10-RIPE
org: ORG-YVN1-RIPE
mnt-by: AF15-MNT
created: 2019-07-19T18:26:38Z
last-modified: 2019-07-19T18:51:28Z
source: RIPE

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

XpertRAT

Link:

https://www.capesandbox.com/analysis/13420/

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/efae690881ae3f76ce9af4b48a0b02f24b0e91691b13930c5b5d0c806247be6d/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-06-24 01:02:42 UTC

AV detection:

24 of 29 (82.76%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=56xgscebvy7xntu26s2iucyc6jfq5eljdmjzgdc3lugiayshxzwq._file

Verdict:

malicious

Result

Malware family:

n/a

Score:

10/10

Tags:

spyware evasion trojan persistence

Link:

https://tria.ge/reports/200624-qmxbqg2vtn/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of SetThreadContext

Checks whether UAC is enabled

Adds Run entry to start application

Reads user/profile data of web browsers

UPX packed file

Adds Run entry to policy start application

UAC bypass

Windows security bypass

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:	win_vobfus_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator

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