MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9a13981eb4fb532d207c90f4f5689d9ad4d9af29e2ddf7030d78c513330c4dbe. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9a13981eb4fb532d207c90f4f5689d9ad4d9af29e2ddf7030d78c513330c4dbe
SHA3-384 hash: c6687d14a8d3d82592f1955c71516f2345a0348d123f3e9fbccff6f9d532fb4dc3315c44c3def2c231d467a65f0e5261
SHA1 hash: 18d28c23e22d357e88051f80f4fe187276af732e
MD5 hash: 6725c3a990c6e107fdbd4b9e80428119
humanhash: emma-ohio-equal-kansas
File name:sars documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:779'264 bytes
First seen:2020-05-27 11:34:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 82ee847d3412bd91ec2252cf3901e308 (16 x AgentTesla, 4 x Loki, 1 x NanoCore)
ssdeep 12288:zi8qmDnPyX8ylwhz8n4l7OUrYqYwYTtlNdUJIP0BFzv7CHxiixSQtsUudS0Xx4:eBeyXKx8n4IUrWtVQlj2cixNCU8u
Threatray 11'614 similar samples on MalwareBazaar
TLSH 9BF4AE1EE2E04837F1661D399D0B57B4E83EBE1029286A466BE4DD4C5FF934D3C26293
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: corry.duckdns.org
Sending IP: 209.182.219.3
From: noreply@sars.gov.za
Subject: SARS eFiling Letter Notification
Attachment: sars documents.r10 (contains "sars documents.exe")

AgentTesla SMTP exfil server:
zstcznz.org:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-27 11:47:00 UTC
File Type:
PE (Exe)
Extracted files:
275
AV detection:
22 of 31 (70.97%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
1491dce66c200855205d540f41b7eb7fd827e57bf09b9b90b2ee5470307dc7e0
AgentTesla
482fb3d84c859355f206c06e5fd0acd7ac249d490f515389487ab611e0eb473e
AgentTesla
5700445a825b5aff980c5e25874d60fd3c1d6fa7f01e74e20411a63e8915c8b8
AgentTesla
5af9fd80bfdbd2613fd3c8b5dd5a2c84445e22ee599bba0979dd54ce6295b564
AgentTesla
5d6a43756d502573910241e372fa28f83b8b424f69a1b244cf105e898451c2eb
AgentTesla
6689bb01faa4b79ccbf36e24360b14f2ee181d2bf305b7ca59fd275109e92dc1
AgentTesla
c335cb713f229788dc06a853825d15863c58d86b3057790c19e00714c39d2d0e
AgentTesla
d64db2706a25921946590973c24580e2741c97ce15590e8016b6d71688576808
AgentTesla
ea5f7ceccf5540860f32abe23534330ccb4b5b082d94b2afb5aa1e6d26a1ae56
AgentTesla
f617d0d418002e4bc75319ae825a09d15de76f5795bfd5b835491134e504d2ac
AgentTesla
+ 11'604 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan upx
Link:
https://tria.ge/reports/201109-dxnstn7aqa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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
UPX packed file
AgentTesla Payload
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_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 d9ffe98eb2f7cd604eadffd66ddb55b9b6d9be18f8e8f918f609e63dbbf222aa

AgentTesla

Executable exe 9a13981eb4fb532d207c90f4f5689d9ad4d9af29e2ddf7030d78c513330c4dbe

(this sample)

  
Dropped by
MD5 d254b4f08e7b8d754c546cc9e0d2018f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d9ffe98eb2f7cd604eadffd66ddb55b9b6d9be18f8e8f918f609e63dbbf222aa

Comments