MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a563a898ce1c8dcac374ef8a468e39a185ca3b010f1a41b60731a7beac23f846. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a563a898ce1c8dcac374ef8a468e39a185ca3b010f1a41b60731a7beac23f846
SHA3-384 hash: d5a3f243454bdc24a2a15d6143db937a132439982ec97aa7194fcb9dee59a8a94bc42ce601a137f95035fdfd034e5609
SHA1 hash: a40f0308d6566b917ac5a612d6f9eca57f63eca6
MD5 hash: 5d272c686eeb536b59cc1e899e47c07b
humanhash: india-mango-nebraska-california
File name:POLwtksTxCFgqh7.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:480'768 bytes
First seen:2020-05-04 20:51:37 UTC
Last seen:2020-05-07 11:26:06 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:pgo9jjmX77avPki37G3smD/piHU7UxPEuvvrsDdrvr9XIi:V9y3/ogO8un4Dtzlt
Threatray 10'575 similar samples on MalwareBazaar
TLSH FEA4E1251BE49C67CAEECDB5F89034005370C29799C3F796D9E1507E8E8BF36AA4610B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: fluidrame.com
Sending IP: 103.145.253.9
From: Albayader <nmascarenhas@fluidrame.com>
Subject: RE:RE: REQUEST FOR QUOTATION
Attachment: Purchase Order.zip (contains "POLwtksTxCFgqh7.exe")

AgentTesla SMTP exfil server:
mail.islandkingpools.com:587

Intelligence

File Origin
# of uploads :
5
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.48323.16686.26745.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-04 20:11:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uvr2rggodsg4vq3u56fendrzugc4uoybb4nednqhggt35lbd7bda._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0598b4ce2460676755245bad49490a9c94ae85a074c2242adfa65c52b0ad3796
AgentTesla
201aab86deb0b609b895f6934d5a87b56384cdf01dbfce5e5bb2e970f91bb919
AgentTesla
219760dead477932b0a969b38ecc8d7ee41b2da4de72f32700f905cd705c340f
AgentTesla
82d3edc9ad7ba25feca5ef08641b0f030d92faa5dec17f3148e062b727a0240c
AgentTesla
87e83503b7b5d28b225ff66f44acb5b55e03b31ef63d56caff3cd8123155e4ab
AgentTesla
895225b53f54d122a60d52a692acfe09a4fb64fbc2bea01746d2ec3f12e3a564
AgentTesla
bacaaa40e0f3b6cba3fc498dfbd6f2d198a767453cd8513acdbafa9fefaeed2a
AgentTesla
d3ccfc7eefe685bc703f2975cde7560c851f7e28f8fac127baf54b24ede4ca91
AgentTesla
e2d6119bb484c9e5f5a7107b4687553416208badbb881df4328bec5146d08509
AgentTesla
fda9cdc6d189a4f40199d09a2cd49522189e9494d6a7a3dc0d5bdd5faddb355a
AgentTesla
+ 10'565 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-8fln58fq8j/
Behaviour
Creates scheduled task(s)
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Windows security modification
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Modifies Windows Defender Real-time Protection settings
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

File information

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

Malspam

AgentTesla

zip a6d985c984742eaef4baa9647cb3de87a5de7e2f3a33e63d255a29d1bedf2b46

AgentTesla

Executable exe a563a898ce1c8dcac374ef8a468e39a185ca3b010f1a41b60731a7beac23f846

(this sample)

  
Dropped by
MD5 3a63a5e9ef5caa805c9bcfef5213618e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 a6d985c984742eaef4baa9647cb3de87a5de7e2f3a33e63d255a29d1bedf2b46

Comments