MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8e52fa75724eb08c0ec68db6799740ad36c7178b8f0dd7c8b0ee755ff60c653. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f8e52fa75724eb08c0ec68db6799740ad36c7178b8f0dd7c8b0ee755ff60c653
SHA3-384 hash: 86a2757b29bc5d7b42cf9894a46fe6b42a11b8462bcf94ecef7502c52ef9a6b87c64225898278960d2202832127d92c6
SHA1 hash: 952f57980d5105d94bc2e0ae389f0cc7e44ae27d
MD5 hash: 95a3b26416f41375ef06106fb58a3764
humanhash: angel-carbon-hotel-eleven
File name:95a3b26416f41375ef06106fb58a3764.exe
Download: download sample
Signature XpertRAT
Create hunting rule
File size:826'880 bytes
First seen:2021-04-26 06:46:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:jrenoLLoS60/K7yh0rd5G2cpFdDOd5lmiql83fW61wI0jPyCs:jqnoLAbcpHD0lvqOu61wfPyC
Threatray 612 similar samples on MalwareBazaar
TLSH DB0508A8735455E1DE5719B2E3CB8D12423C1F707726960B4BA03F7A3D23E372A39989
Reporter abuse_ch
Tags:exe RAT XpertRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
148
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
95a3b26416f41375ef06106fb58a3764.exe
Verdict:
Malicious activity
Analysis date:
2021-04-26 06:49:45 UTC
Tags:
trojan rat xpertrat stealer
Link:
https://app.any.run/tasks/b5f0a08a-ae29-4fd8-afd4-88adc0e8bce6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XpertRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/144238/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file
Launching a process
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Blocking the User Account Control
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun
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:
XpertRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/697414
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
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
Found malware configuration
Injects a PE file into a foreign processes
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)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Generic Dropper
Yara detected XpertRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 397625 Sample: mYh6vuKw7H.exe Startdate: 26/04/2021 Architecture: WINDOWS Score: 100 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 6 other signatures 2->52 8 mYh6vuKw7H.exe 3 2->8         started        12 U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7.exe 3 2->12         started        14 U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7.exe 2 2->14         started        16 U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7.exe 2 2->16         started        process3 file4 38 C:\Users\user\AppData\...\mYh6vuKw7H.exe.log, ASCII 8->38 dropped 62 Detected unpacking (creates a PE file in dynamic memory) 8->62 18 mYh6vuKw7H.exe 1 1 8->18         started        64 Multi AV Scanner detection for dropped file 12->64 21 U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7.exe 1 12->21         started        23 U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7.exe 12->23         started        66 Injects a PE file into a foreign processes 14->66 25 U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7.exe 1 14->25         started        27 U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7.exe 1 16->27         started        signatures5 process6 signatures7 54 Changes security center settings (notifications, updates, antivirus, firewall) 18->54 56 Disables user account control notifications 18->56 58 Writes to foreign memory regions 18->58 60 2 other signatures 18->60 29 iexplore.exe 3 8 18->29         started        34 iexplore.exe 18->34         started        process8 dnsIp9 44 kapasky-antivirus.firewall-gateway.net 31.210.21.252, 2054, 49686, 49687 PLUSSERVER-ASN1DE Netherlands 29->44 40 U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7.exe, PE32 29->40 dropped 42 C:\...\U4G3L113-M7Y0-X0M5-M3D5-U8C7U551Q8Q7, data 29->42 dropped 68 Creates an undocumented autostart registry key 29->68 70 Creates autostart registry keys with suspicious names 29->70 36 WerFault.exe 34->36         started        file10 signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f8e52fa75724eb08c0ec68db6799740ad36c7178b8f0dd7c8b0ee755ff60c653/
Threat name:
ByteCode-MSIL.Infostealer.Coins
Create hunting rule
Status:
Malicious
First seen:
2021-04-26 05:47:29 UTC
AV detection:
19 of 47 (40.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7dss7j2xetvqrqhmndnwpglubljwy4lyxdyn27elb3tvl73ayzjq._file
Verdict:
malicious
Similar samples:
031d0715451f6fda42db9d687361dbf4e516c5b78d59baea74d7c16395115a1b
XpertRAT
08927d7955b1be7fd05d81a73057242117540094dda7cca1c162f3aea18c2854
XpertRAT
187cd525a046dd304b15ad47a1f8923546cc97a21afae5a2344cf8cac5c5b550
XpertRAT
5183105aacaf926e7358ff33a1503e58d712a9fc97800bbe8e26132284acb414
XpertRAT
59b88d9a9cc0b316b6cb94cae1e639933685da63bbbfe6c384acfbc11d430aae
XpertRAT
5c32fd3de4bce60a2529cebc5f47b8a1562ea9bd22549f829b22b0533b32f79b
XpertRAT
a36735377d731d16330587a190a99acbd5a1d9556e066d771268f8b4b6cd3821
XpertRAT
d3f2094ff947212a812af1a551b602d9056843ae7f3bdf5f95c90e0590f9fb0a
XpertRAT
daf3291e47f8659d58a505b5ed585987018001e08827f3aff1ab0bb860bd5c80
XpertRAT
ff9d837e464eb07ad603c0b2ac0a35029117123c31570baeb61fca9a0242b493
XpertRAT
+ 602 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/210426-em4qwbjnna/
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
UPX packed file
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
UAC bypass
Windows security bypass
XpertRAT
XpertRAT Core Payload
Unpacked files
SH256 hash:
7f89705c712f82fd95a4ddc1496ae9d84c476351feaf3a428409052a246bb917
MD5 hash:
9a09d14af1324997dd749af7e4841608
SHA1 hash:
31e4a7e0a505c39b24bb0fd7433764c861d5cb68
Detections:
win_xpertrat_a0
Create hunting rule
win_xpertrat_auto
Create hunting rule
Link:
https://www.unpac.me/results/7dfd8508-070d-41f8-8278-a00fffd90ccd/
SH256 hash:
fbbbbb2cf2b8a8ee3715a589caa7c960b2f393919f214b4c1c51d255d9b2e46a
MD5 hash:
399a3206bf16103071733c7e506a59c6
SHA1 hash:
26af88e2aad36e42baae6e17b8d34d9e9fcf186d
Link:
https://www.unpac.me/results/7dfd8508-070d-41f8-8278-a00fffd90ccd/
SH256 hash:
74b2935b9dfe4ba397fd0507ae3c36abb77193041f2e7c43c55dc4e7b33de61c
MD5 hash:
b5c218f30fecc9cb8513ff6a46737b01
SHA1 hash:
f0416867c2b114789620b318051f1fa390b07eae
Link:
https://www.unpac.me/results/7dfd8508-070d-41f8-8278-a00fffd90ccd/
SH256 hash:
46cce43df6d6a9edda69592c05126c5ea85ac2f2c70906697e6f2e464e264c6e
MD5 hash:
9394603396f24223580c13dc4aa52c81
SHA1 hash:
69e0d04bbd60d11720f0dc14c5aaf88b0f7efffb
Link:
https://www.unpac.me/results/7dfd8508-070d-41f8-8278-a00fffd90ccd/
SH256 hash:
f8e52fa75724eb08c0ec68db6799740ad36c7178b8f0dd7c8b0ee755ff60c653
MD5 hash:
95a3b26416f41375ef06106fb58a3764
SHA1 hash:
952f57980d5105d94bc2e0ae389f0cc7e44ae27d
Link:
https://www.unpac.me/results/7dfd8508-070d-41f8-8278-a00fffd90ccd/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f8e52fa75724eb08c0ec68db6799740ad36c7178b8f0dd7c8b0ee755ff60c653

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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_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 f8e52fa75724eb08c0ec68db6799740ad36c7178b8f0dd7c8b0ee755ff60c653

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1143865/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/144238/

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