MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 276963ec4efb403c18a96f94786c7b9f775a1bb22169636d8f594241288df9d3. 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 1 File information Comments

SHA256 hash:	276963ec4efb403c18a96f94786c7b9f775a1bb22169636d8f594241288df9d3
SHA3-384 hash:	f496b05dd9abeee6c74d379119a31acaad6bac59b4dc5ec5a50377e6490d02a54071814f1d67a9618c9ec04b947b8db9
SHA1 hash:	b9943156ba008c49589df08a936f213ecdf52729
MD5 hash:	7fdc62d82d767e18af6869c620a52cd1
humanhash:	arizona-robert-seven-harry
File name:	RFQ 13970 DT.exe
Download:	download sample
Signature	XpertRAT Create hunting rule
File size:	549'376 bytes
First seen:	2020-06-04 07:14:03 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:QDY1hJG0fFgNfr2KIHumCK+7qx3vBQSP4Nbrky/To93c5UFOVdTL:Zf612bC
Threatray	1'544 similar samples on MalwareBazaar
TLSH	EDC4299C722072EFC85BD472DAA82D68EA61747B831F4607902715EDEE0C997CF244F2
Reporter	abuse_ch
Tags:	exe XpertRAT

abuse_ch

Malspam distributing XpertRAT:

HELO: server.kibriswebtasarimi.com
Sending IP: 176.9.21.149
From: kavita_d@hindustancopper.com
Subject: CLARRIFICATION RFQ 13970 DT.02 / 03/2020 DUE DT.17 / 05/2020
Attachment: RFQ 13970 DT.gz (contains "RFQ 13970 DT.exe")

XpertRAT C2:
79.134.225.85:3135

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-06-04 07:22:09 UTC

AV detection:

26 of 48 (54.17%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=e5uwh3co7nadygfjn6khq3d3t53vug5sefuwg3mplfbecken7hjq._file

Verdict:

malicious

Label(s):

hawkeyekeylogger

XpertRAT

2634fb80e3aae92bb4b0fa252d7be8242629a9dbcd14301b0002e8d1bfc8b420

XpertRAT

5ed34087532263b2a7797a258fadc6d243e1eaedc7bcd2860fbb7ee2e1e6306c

XpertRAT

7248d0601627171f4663a14d2e7ca4d80dc8060cd8e126ff18b53d9139b5e423

XpertRAT

898fb94bb9fb9894ad31a2c4eec424aa0de35cfe8fb97f9da0914105d397ea3f

XpertRAT

95f69b9685e5b4cb229d4f95a60d9e50b09496d84afea57a56d766cbe6d767de

XpertRAT

960bdf7b7b3bd263fcd5aa32f4b0ddb567349d46f6d5062a8000981675bffe6f

XpertRAT

c43664e2b2ec5c1f4d836f46e2e13452a4d717b8cfd39bd3deceba6bac70d45f

XpertRAT

e245394d284c52b53c088927f7548cccff63b0bdc36427c1e4f6f66edc3153bd

XpertRAT

f0d974877788d51cac1ed85bc88b5a91ec314d44ce32893c0fa676bbad300fa5

XpertRAT

+ 1'534 additional samples on MalwareBazaar

Result

Malware family:

xpertrat

Score:

10/10

Tags:

family:xpertrat evasion persistence rat rezer0 trojan

Link:

https://tria.ge/reports/201109-v9ndalt5kj/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

System policy modification

Suspicious use of SetThreadContext

Adds Run key to start application

Checks whether UAC is enabled

Windows security modification

Adds policy Run key to start application

rezer0

UAC bypass

Windows security bypass

XpertRAT

XpertRAT Core Payload

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