MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 48ac5944a6a3597ec9b5b67b27aff785c8b2a9c13d10d2ae327c7d5b0995df17. 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: 5


Intelligence 5 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 48ac5944a6a3597ec9b5b67b27aff785c8b2a9c13d10d2ae327c7d5b0995df17
SHA3-384 hash: c1bbf6f712fbf2b2a6bee67b686601b85a60e32c5ecc906c257db55777395f18b7cda66290ed8056a06e65c66fbcc364
SHA1 hash: be9fbca669a51b065ed5fcaee0031cf06c8092af
MD5 hash: 764398e7d86fe1932aa76b838302e948
humanhash: tennessee-football-fifteen-eighteen
File name:invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:698'368 bytes
First seen:2020-06-04 05:34:09 UTC
Last seen:2020-06-04 06:07:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:k7jdOlmABDAKmU770xkVVC9+Oj9wqXFT2vCk+QxeUkoHscj+UEhpslgz5WmIWvvO:edOlPmUEpsI1c2YIo
Threatray 10'965 similar samples on MalwareBazaar
TLSH 99E46BAD722072EFC85BD472DEA81C68EA6174BB931F4217902715ED9E4C997CF240F2
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
63
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-03 21:06:38 UTC
AV detection:
27 of 48 (56.25%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jcwfsrfgunmx5snvwz5spl7xqxelfkobhuinflrspr6vwcmv34lq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
233d048b25dd9be7683b3c2cf2d7ebe79b92676d4d787c5cd2f59bd8eab1faf2
AgentTesla
30ba25549a02c9906ffeb63f7a26619131169cb79b193043b821d13c756ef814
AgentTesla
3a632ffacb961b5f6d075395013be5162b65cddec7cf9f2229f12ce84fc7a213
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5a443b824484b636c9436fd13eafb112d3fad00aafe036fb2004f7c3a12852e8
AgentTesla
98bcac74e8201256485d3fee8e636213cda012f99623424281f700aa5af34624
AgentTesla
a767a3b413dfbbbc5fe2c59ecccfcddeb457f4cc7aff68ef1502b69bb75e46de
AgentTesla
b547891a3f74093e840f47cecafb75940494dd48f449c7c1bbf229ecb38d85c5
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cdaf0255ed7e3813377b2cd032e19256fc0575dc8ff284eddd8a24c74fdf983a
AgentTesla
dd1dbd01bac8f1ba75f1279f9684e5f6a706559acaa2db285697c5f5e3258a31
AgentTesla
e1f9e09156ca969a490892994d53114384917b6a7ea25edcd87c06c9249d1f2d
AgentTesla
+ 10'955 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-z7zewedxbn/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
rezer0
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.

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_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>
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.

Malspam

AgentTesla

rar d2bee5fa71838343418debff54ad3198c17069f02d9d27e8582ada09551d458f

AgentTesla

Executable exe 48ac5944a6a3597ec9b5b67b27aff785c8b2a9c13d10d2ae327c7d5b0995df17

(this sample)

  
Dropped by
MD5 1f95a5a2d1e6426cd9be75921a48ca78
  
Dropped by
SHA256 d2bee5fa71838343418debff54ad3198c17069f02d9d27e8582ada09551d458f
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment

Comments