MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1bc32420315bf439659c6ca7426e068cb1acab9d5320006a40aeff025318893f. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1bc32420315bf439659c6ca7426e068cb1acab9d5320006a40aeff025318893f
SHA3-384 hash: 276798847bd4ba0e4dc95b499601dd482cd6f163aea92c601e583706c0b1382c75d40eb47edd1424f595965b9e6d69b1
SHA1 hash: 32af8fb009f92eec12ee99fd871c56e5fb497e6c
MD5 hash: b6e19d6eff5e92815130648f931b9425
humanhash: lithium-mountain-delta-video
File name:b6e19d6eff5e92815130648f931b9425.exe
Download: download sample
Signature XpertRAT
Create hunting rule
File size:841'728 bytes
First seen:2021-04-21 13:52:23 UTC
Last seen:2021-04-21 15:00:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:O+c+MEueNFuy5jUmsRVG8jKdcZYCnqHD/fx/QBHGlJXTHVOXX3QnMOwK8vv1+0+:O+c39e/YTrBedtVOGfXrVOgnf38nU
Threatray 606 similar samples on MalwareBazaar
TLSH 8E051234225C676BE43EC7BDA0B6200533F59479B643F3A9CFA2F4E51A623E44950E27
Reporter abuse_ch
Tags:exe XpertRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/142164/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.10837.3771.14259.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file
Launching a process
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Blocking the User Account Control
Unauthorized injection to a recently created process by context flags manipulation
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
MailPassView XpertRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/691113
Signature
Allocates memory in foreign processes
Changes security center settings (notifications, updates, antivirus, firewall)
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious names
Detected unpacking (creates a PE file in dynamic memory)
Disables user account control notifications
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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 AntiVM3
Yara detected Generic Dropper
Yara detected MailPassView
Yara detected WebBrowserPassView password recovery tool
Yara detected XpertRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 394504 Sample: qK8UM565C2.exe Startdate: 21/04/2021 Architecture: WINDOWS Score: 100 65 Malicious sample detected (through community Yara rule) 2->65 67 Multi AV Scanner detection for submitted file 2->67 69 Yara detected MailPassView 2->69 71 7 other signatures 2->71 9 qK8UM565C2.exe 3 2->9         started        13 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe 3 2->13         started        15 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe 2 2->15         started        17 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe 2->17         started        process3 file4 59 C:\Users\user\AppData\...\qK8UM565C2.exe.log, ASCII 9->59 dropped 85 Detected unpacking (creates a PE file in dynamic memory) 9->85 19 qK8UM565C2.exe 1 1 9->19         started        87 Multi AV Scanner detection for dropped file 13->87 89 Machine Learning detection for dropped file 13->89 22 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe 1 13->22         started        24 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe 13->24         started        26 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe 13->26         started        28 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe 1 15->28         started        30 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe 17->30         started        signatures5 process6 signatures7 77 Changes security center settings (notifications, updates, antivirus, firewall) 19->77 79 Disables user account control notifications 19->79 81 Writes to foreign memory regions 19->81 83 2 other signatures 19->83 32 iexplore.exe 3 8 19->32         started        37 iexplore.exe 19->37         started        39 iexplore.exe 19->39         started        process8 dnsIp9 61 ghytrty.duckdns.org 45.144.225.94, 4145, 49721, 49723 DEDIPATH-LLCUS Netherlands 32->61 63 192.168.2.1 unknown unknown 32->63 57 L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe, PE32 32->57 dropped 73 Creates an undocumented autostart registry key 32->73 75 Creates autostart registry keys with suspicious names 32->75 41 iexplore.exe 32->41         started        43 iexplore.exe 32->43         started        45 iexplore.exe 1 32->45         started        51 4 other processes 32->51 47 WerFault.exe 37->47         started        49 WerFault.exe 39->49         started        file10 signatures11 process12 process13 53 WerFault.exe 41->53         started        55 WerFault.exe 43->55         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1bc32420315bf439659c6ca7426e068cb1acab9d5320006a40aeff025318893f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-04-21 05:36:23 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
031d0715451f6fda42db9d687361dbf4e516c5b78d59baea74d7c16395115a1b
XpertRAT
08927d7955b1be7fd05d81a73057242117540094dda7cca1c162f3aea18c2854
XpertRAT
187cd525a046dd304b15ad47a1f8923546cc97a21afae5a2344cf8cac5c5b550
XpertRAT
5183105aacaf926e7358ff33a1503e58d712a9fc97800bbe8e26132284acb414
XpertRAT
59b88d9a9cc0b316b6cb94cae1e639933685da63bbbfe6c384acfbc11d430aae
XpertRAT
8963180e8b2e7e51c5abd716e7a562ad010f663c41a38015ad2566231a7da9af
XpertRAT
a36735377d731d16330587a190a99acbd5a1d9556e066d771268f8b4b6cd3821
XpertRAT
d3f2094ff947212a812af1a551b602d9056843ae7f3bdf5f95c90e0590f9fb0a
XpertRAT
daf3291e47f8659d58a505b5ed585987018001e08827f3aff1ab0bb860bd5c80
XpertRAT
ff9d837e464eb07ad603c0b2ac0a35029117123c31570baeb61fca9a0242b493
XpertRAT
+ 596 additional samples on MalwareBazaar
Result
Malware family:
xpertrat
Create hunting rule
Score:
  10/10
Tags:
family:xpertrat evasion persistence rat trojan upx
Link:
https://tria.ge/reports/210421-yrq3d8r6k6/
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
Program crash
Windows security modification
Adds policy Run key to start application
UPX packed file
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Suspicious use of NtCreateProcessExOtherParentProcess
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.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1bc32420315bf439659c6ca7426e068cb1acab9d5320006a40aeff025318893f

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:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:MALWARE_Win_XpertRAT
Create hunting rule
Author:ditekSHen
Description:XpertRAT payload
Rule name:win_xpertrat_a0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT
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

File information

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

Web download

XpertRAT

Executable exe 1bc32420315bf439659c6ca7426e068cb1acab9d5320006a40aeff025318893f

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/142164/
  
URLhaus
https://urlhaus.abuse.ch/url/1145250/
  
Delivery method
Distributed via web download

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