MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a0ebed655c76dc37cf93b62042263ae665d39a03a5470a6c6d5cc962541da75d. 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


AgentTesla


Vendor detections: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a0ebed655c76dc37cf93b62042263ae665d39a03a5470a6c6d5cc962541da75d
SHA3-384 hash: 52b8014cfb68477c51f95b6b4b43787325fe01fee7af7dfe9ac1c1fd56837d6332fe830ce71a3fd152c194d2222c450d
SHA1 hash: 54443616751d3c3c3c612587424b48fbb500b97c
MD5 hash: ba01c389c3d9e89614a6e2677277da57
humanhash: alanine-king-papa-cold
File name:Rnfolthv.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:111'104 bytes
First seen:2022-02-22 11:22:37 UTC
Last seen:2022-02-22 14:44:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 3072:xb7Dry8o05lhUqrAMgTPA1p8Dja+auDOLQyDl9hFjO4rW6ZQY7j1lQ7wXVA0+bi1:xb7uCvK4O
Threatray 15'311 similar samples on MalwareBazaar
TLSH T15CB3FD50E94DACD9E7E8C1B3B93A9B100575BBDB92F8819F2265371452B37C320B7D0A
File icon (PE):PE icon
dhash icon e4a4a48c96b2f074 (22 x AgentTesla, 8 x Formbook, 5 x SnakeKeylogger)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
207
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Rnfolthv.exe
Verdict:
Malicious activity
Analysis date:
2022-02-23 00:26:31 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/126cbf06-6683-4d46-9250-1a785ebae395

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/243243/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
DNS request
Sending an HTTP GET request
Creating a window
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6214c79da2660f3bb924a807/reports/d59ee365-3848-4ca1-86cf-8ae9454d9161/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/624e312c-e081-4bc0-b6d2-a340142a09e0
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/943901
Signature
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Uses ping.exe to check the status of other devices and networks
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 576384 Sample: Rnfolthv.exe Startdate: 22/02/2022 Architecture: WINDOWS Score: 100 60 Multi AV Scanner detection for domain / URL 2->60 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 7 other signatures 2->66 7 Rnfolthv.exe 16 6 2->7         started        12 newapp.exe 14 3 2->12         started        14 newapp.exe 3 2->14         started        process3 dnsIp4 44 kotadiainc.com 103.50.162.146, 443, 49742, 49747 PUBLIC-DOMAIN-REGISTRYUS India 7->44 46 192.168.2.1 unknown unknown 7->46 38 C:\Users\user\AppData\Roaming\newapp.exe, PE32 7->38 dropped 40 C:\Users\user\...\newapp.exe:Zone.Identifier, ASCII 7->40 dropped 42 C:\Users\user\AppData\...\Rnfolthv.exe.log, ASCII 7->42 dropped 68 Writes to foreign memory regions 7->68 70 Injects a PE file into a foreign processes 7->70 16 MSBuild.exe 2 7->16         started        19 cmd.exe 1 7->19         started        72 Multi AV Scanner detection for dropped file 12->72 74 Machine Learning detection for dropped file 12->74 21 cmd.exe 1 12->21         started        23 cmd.exe 1 14->23         started        file5 signatures6 process7 signatures8 54 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->54 56 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->56 58 Uses ping.exe to check the status of other devices and networks 19->58 25 PING.EXE 1 19->25         started        28 conhost.exe 19->28         started        30 PING.EXE 1 21->30         started        32 conhost.exe 21->32         started        34 PING.EXE 1 23->34         started        36 conhost.exe 23->36         started        process9 dnsIp10 48 yahoo.com 98.137.11.163 YAHOO-GQ1US United States 25->48 50 74.6.231.21 YAHOO-NE1US United States 30->50 52 74.6.143.26 YAHOO-3US United States 34->52
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a0ebed655c76dc37cf93b62042263ae665d39a03a5470a6c6d5cc962541da75d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-02-22 11:23:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=udv62zk4o3odpt4twyqeejr24zs5hgqduvdqu3dnlteweva5u5oq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
077a49fa6f765eb57a0d3d10f72dcb11b63e6f53ea64945b0d6bb30046899bb5
AgentTesla
280d235d438c2e7975548f56d6816f9e6fa08c3fe55f5b250734a15bc8f9edc7
AgentTesla
3146451b8705dcf7a850cea01e3e68513448d9f92212129162e8c5d80ff1020e
AgentTesla
9073b386f1f565170aec8f8f021363f72d4230f35c130ccebb9d72ba82550d50
AgentTesla
a2426979e333a461d082c90eae873f236b7a82fcf08819404d2f99a3e867c450
AgentTesla
f663110aed2d5fdecf27fba39beabc90e72397d4fd661f381d1767aac3cf4438
AgentTesla
+ 15'301 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220222-ng5awsgca2/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
a0ebed655c76dc37cf93b62042263ae665d39a03a5470a6c6d5cc962541da75d
MD5 hash:
ba01c389c3d9e89614a6e2677277da57
SHA1 hash:
54443616751d3c3c3c612587424b48fbb500b97c
Link:
https://www.unpac.me/results/baef46d9-bb2c-4bbe-ba52-d96139660d54/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/a0ebed655c76/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/a0ebed655c76dc37cf93b62042263ae665d39a03a5470a6c6d5cc962541da75d

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: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.

Malspam

AgentTesla

Executable exe a0ebed655c76dc37cf93b62042263ae665d39a03a5470a6c6d5cc962541da75d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/243243/

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