MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 259dbea8ad36ca1f502f7eba9257bf7111313f4ef76c34922cd34dd5808b5181. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 259dbea8ad36ca1f502f7eba9257bf7111313f4ef76c34922cd34dd5808b5181
SHA3-384 hash: 7fef4200a91b6cf79c78723db043332160453e6ce89b370a5cf0c132d2d413d4cf6762846c7c6fa7a207a95dc05fee8d
SHA1 hash: 2443aac454b8299bdfea13017cc2339d605dacea
MD5 hash: 04162b1bcb2ebb326fc52801821e42b0
humanhash: timing-pizza-juliet-romeo
File name:04162b1bcb2ebb326fc52801821e42b0.exe
Download: download sample
Signature XpertRAT
Create hunting rule
File size:12'288 bytes
First seen:2021-10-13 17:52:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 192:0olOAFhV+SL0bUkFkLtCQqMT0U2/JT0JN7KaeM4b:0uOo/+SLx4khVnT0UUKN7Kz
Threatray 5'621 similar samples on MalwareBazaar
TLSH T177421B91B3E49BB6DC358A72FC2356000535F37ACC629F6F28C9502E5DB330916A2739
File icon (PE):PE icon
dhash icon 9ee5656565a5a585 (14 x NanoCore, 11 x XpertRAT, 5 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe XpertRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
277
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
04162b1bcb2ebb326fc52801821e42b0.exe
Verdict:
No threats detected
Analysis date:
2021-10-13 17:55:21 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/74b717cf-1622-45e3-b0bb-4b45b779385e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/197340/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.FVA.genEldorado.24404.15348.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a service
Creating a window
Connection attempt to an infection source
Sending a TCP request to an infection source
Launching a process
Creating a file in the %temp% directory
Query of malicious DNS domain
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
60%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61671cfffd35fe780c3dce48/reports/a9077cea-af45-4239-81c9-54f07616f411/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Quasar RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/20de29e9-989d-4eb2-a1c1-065350fab9ab
Result
Threat name:
XpertRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/869951
Signature
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 submitted file
Writes to foreign memory regions
Yara detected Generic Dropper
Yara detected XpertRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 502380 Sample: oNRkAuTeL1.exe Startdate: 13/10/2021 Architecture: WINDOWS Score: 100 52 kapasky-antivirus.firewall-gateway.net 2->52 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 Multi AV Scanner detection for submitted file 2->60 62 3 other signatures 2->62 9 oNRkAuTeL1.exe 15 5 2->9         started        14 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe 2 2->14         started        16 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe 2 2->16         started        18 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe 14 4 2->18         started        signatures3 process4 dnsIp5 54 store2.gofile.io 31.14.69.10, 443, 49750, 49759 LINKER-ASFR Virgin Islands (BRITISH) 9->54 42 C:\Users\user\AppData\...\oNRkAuTeL1.exe, PE32 9->42 dropped 44 C:\Users\...\oNRkAuTeL1.exe:Zone.Identifier, ASCII 9->44 dropped 46 C:\Users\user\AppData\...\oNRkAuTeL1.exe.log, ASCII 9->46 dropped 76 Writes to foreign memory regions 9->76 78 Allocates memory in foreign processes 9->78 80 Injects a PE file into a foreign processes 9->80 20 oNRkAuTeL1.exe 1 1 9->20         started        23 oNRkAuTeL1.exe 9->23         started        48 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe, PE32 14->48 dropped 25 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe 14->25         started        27 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe 14->27         started        29 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe 16->29         started        31 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe 18->31         started        file6 signatures7 process8 signatures9 70 Changes security center settings (notifications, updates, antivirus, firewall) 20->70 72 Disables user account control notifications 20->72 33 iexplore.exe 3 7 20->33         started        74 Detected unpacking (creates a PE file in dynamic memory) 23->74 process10 dnsIp11 50 kapasky-antivirus.firewall-gateway.net 91.121.250.249, 4000, 49751, 49754 OVHFR France 33->50 40 L3Q7J4T2-J8A6-L6O4-W4G3-U5J7D0W2W5F0.exe, PE32 33->40 dropped 64 Creates an undocumented autostart registry key 33->64 66 Creates autostart registry keys with suspicious names 33->66 68 Writes to foreign memory regions 33->68 38 notepad.exe 33->38         started        file12 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/259dbea8ad36ca1f502f7eba9257bf7111313f4ef76c34922cd34dd5808b5181/
Verdict:
malicious
Similar samples:
06febadb1cc71ef3987c339b7c862ea4cd32656c372c4f266cd1af68c355a0c0
XpertRAT
1a55b87ef779fe996b8aef3e98ea9252a5ce3a02d3a0a87000554bd41033a215
XpertRAT
51297f05449c2fe207a4635e0d1123c137bfdfd97157e09b00af119733952197
XpertRAT
5bdc764598795f4afcb70f6ff95f29114f61ea24a1d836838125c08268e13de9
XpertRAT
9bd273556358606717f3d0e7d4a2521dba396d6838d8dfccb78bfc5c98590b84
XpertRAT
bc2a5e452669de43c4f4533c995b515bace2941ea5b45bb537085b204ee5d54b
XpertRAT
bd5c24761ed0f7e6b1741abc9812e18794dd98524a7f4d3a8998d9a71af071ad
XpertRAT
ddde7cd1d82b5dee479ac17413690cedd04ad04ee14ae271d590da80e5a2a8bd
XpertRAT
e4b8184869d65a34fb9e0fb43d8b6c252cb153f7139485e3fde6d02cd6898242
XpertRAT
f8e52fa75724eb08c0ec68db6799740ad36c7178b8f0dd7c8b0ee755ff60c653
XpertRAT
+ 5'611 additional samples on MalwareBazaar
Result
Malware family:
xpertrat
Create hunting rule
Score:
  10/10
Tags:
family:xpertrat evasion persistence rat trojan
Link:
https://tria.ge/reports/211013-wgaehsefgm/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Deletes itself
Windows security modification
Adds policy Run key to start application
UAC bypass
Windows security bypass
XpertRAT
Unpacked files
SH256 hash:
259dbea8ad36ca1f502f7eba9257bf7111313f4ef76c34922cd34dd5808b5181
MD5 hash:
04162b1bcb2ebb326fc52801821e42b0
SHA1 hash:
2443aac454b8299bdfea13017cc2339d605dacea
Link:
https://www.unpac.me/results/043edc86-faea-49a9-9698-4d1db8e7f998/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/259dbea8ad36/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/259dbea8ad36ca1f502f7eba9257bf7111313f4ef76c34922cd34dd5808b5181

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_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

XpertRAT

Executable exe 259dbea8ad36ca1f502f7eba9257bf7111313f4ef76c34922cd34dd5808b5181

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1649284/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1635950/
  
URLhaus
https://urlhaus.abuse.ch/url/1635439/
Cape
Cape
https://www.capesandbox.com/analysis/197340/

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