MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d022dab121f77e8bc72f928612aa7d06f08f9e0726f509f28a4874f7b4cfe50. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8d022dab121f77e8bc72f928612aa7d06f08f9e0726f509f28a4874f7b4cfe50
SHA3-384 hash: a6eec7008c2953662829386ca9c7f7be19290b1de984ce55f692f14b62d46f3eb78e7efb9cd10daf171a0634f5b3d2be
SHA1 hash: 7273813c13ae2748fe671b2941b094935f212721
MD5 hash: 846ae15def190623efd769364f3afc1e
humanhash: nine-cat-paris-texas
File name:SecuriteInfo.com.CAP_HookExKeylogger.31843.26581
Download: download sample
Signature AgentTesla
Create hunting rule
File size:885'760 bytes
First seen:2020-08-14 09:02:20 UTC
Last seen:2020-08-14 09:42:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:xS1zkkNtheQPk/uaHfwCLjt/uG5k4nAm0B+ZcuoXuV:QGQDmwCLjt/uG5dQe
Threatray 10'623 similar samples on MalwareBazaar
TLSH 1C150ABD398A5415D47D3E318CA499817B34A74AB902C31EF9CA53EC7E8329B370A1DD
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
62
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/45678/
Detection(s):
SecuriteInfo.com.CAP_HookExKeylogger.31843.26581.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Sending a UDP request
Creating a file
Running batch commands
Launching a process
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/429113
Signature
Allocates memory in foreign processes
Creates an autostart registry key pointing to binary in C:\Windows
Drops PE files to the user root directory
Injects a PE file into a foreign processes
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 267045 Sample: SecuriteInfo.com.CAP_HookEx... Startdate: 15/08/2020 Architecture: WINDOWS Score: 72 37 Yara detected AgentTesla 2->37 7 SecuriteInfo.com.CAP_HookExKeylogger.31843.exe 9 2->7         started        11 pcalua.exe 1 2->11         started        13 pcalua.exe 1 1 2->13         started        process3 file4 29 C:\Users\user\sxmm.exe, PE32 7->29 dropped 31 C:\Users\user\AppData\...\InstallUtil.exe, PE32 7->31 dropped 33 C:\Users\user\sxmm.exe:Zone.Identifier, ASCII 7->33 dropped 35 C:\Users\user\AppData\Local\Temp\...\l.dll, PE32 7->35 dropped 39 Drops PE files to the user root directory 7->39 41 Tries to detect virtualization through RDTSC time measurements 7->41 15 sxmm.exe 2 7->15         started        18 cmd.exe 1 7->18         started        20 sxmm.exe 3 11->20         started        signatures5 process6 signatures7 45 Writes to foreign memory regions 15->45 47 Allocates memory in foreign processes 15->47 49 Injects a PE file into a foreign processes 15->49 22 InstallUtil.exe 2 15->22         started        24 reg.exe 1 1 18->24         started        27 conhost.exe 18->27         started        51 Tries to detect virtualization through RDTSC time measurements 20->51 process8 signatures9 43 Creates an autostart registry key pointing to binary in C:\Windows 24->43
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8d022dab121f77e8bc72f928612aa7d06f08f9e0726f509f28a4874f7b4cfe50/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-14 03:44:48 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rubc3kysd536rpds7eugckvh2bxqr6paojxvbhziusdu662m7zia._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'613 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer family:agenttesla
Link:
https://tria.ge/reports/200814-8ygd3hbz2j/
Behaviour
AgentTesla Payload
Agenttesla family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
0.70
Link:
https://yomi.yoroi.company/submissions/8d022dab121f77e8bc72f928612aa7d06f08f9e0726f509f28a4874f7b4cfe50

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Web download

AgentTesla

Executable exe 8d022dab121f77e8bc72f928612aa7d06f08f9e0726f509f28a4874f7b4cfe50

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/45678/
  
URLhaus
https://urlhaus.abuse.ch/url/432914/
  
Delivery method
Distributed via web download

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