MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e637504c692c93f7cf0286af90f331cd2bb7961adf8bd9f2ec2f7e84db7adf7. 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: 8e637504c692c93f7cf0286af90f331cd2bb7961adf8bd9f2ec2f7e84db7adf7
SHA3-384 hash: 353701a15e2c5398799381b42aa40530a79c16643674999f3706fecf0b13d8ef54c84a459d23c10b83b9a1a66aaf1336
SHA1 hash: 720a76ac44ae776723d9a35b608209428a6611a5
MD5 hash: 7974c6ca97b8f4f163e0ab140701396a
humanhash: emma-blossom-apart-georgia
File name:TT Slip.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:631'296 bytes
First seen:2020-05-05 07:33:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:YjUUw6BsSKlECalmbvxmKdtBste/JlnAabnsd1PEnhOthqErnpcacD+9D4hqD6X2:WUH6tKlClmE6BstyJlnpgcnhO
Threatray 10'665 similar samples on MalwareBazaar
TLSH F0D48D9D726072EFC857C472DEA86CA8FB5174BB831B4113A02715EE9A4D887CF254F2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: firemaxcambodia.com
Sending IP: 103.99.1.173
From: sokheng<sokheng@firemaxcambodia.com>
Subject: TT Slip
Attachment: TT Slip.zip (contains "TT Slip.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Hosts.47540.21826.29107.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-05 01:39:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rzrxkbggslet67hqfbvpsdztdtjlw6lbvx4l3hzoyl36qtnxvx3q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
096e367392216bef16b7bb081ec13edbf71a774b5f8de11fe22a15fed254f8c9
AgentTesla
0f26ab1bbfe9ae635cc4c9bf3d463e35d001034282b2e2ca332e3ae39810832e
AgentTesla
365cb8c1c15817cc3addbbf4e2f86bcc52e40dae9a2d5c7f0271814174a940fa
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aed428639ef8418476a13687beed0c54fd48a8d89ca0d9a669439b31d93ca779
AgentTesla
c8194793ce969878e064f41b3eb2c0bc89f5c84d3972e516c70c4909cf6315df
AgentTesla
cffb6736521771821af04e2caaaf125e1d475bfe7166fcb39ff7db14c41931a7
AgentTesla
e6eb2ae2e4e6d4ee40266c80f99169f284c67a901c7fff826d4156663910180d
AgentTesla
f37fbb193f6ba57d318e7f5333fa7870282de9b3322e024c65d89977d2ec594c
AgentTesla
f62f3cde15b3f736af8a87f8999149eb5e8ada35513883b56dc120db3781b20f
AgentTesla
fdcdf089f15ba0a610e2d6f0c758fffb27835bec9884126f1054764112eb1dc1
AgentTesla
+ 10'655 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-a94nyg6s4a/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
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
Disables Task Manager via registry modification
Drops file in Drivers directory
AgentTesla Payload
rezer0
ServiceHost packer
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

File information

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

Malspam

AgentTesla

zip 187a92c8144211f1e95c64641f96ae33a247d35eb9fa59a4c421d5395b5b45dc

AgentTesla

Executable exe 8e637504c692c93f7cf0286af90f331cd2bb7961adf8bd9f2ec2f7e84db7adf7

(this sample)

  
Dropped by
MD5 7e3db3074dd7c69416b3e436e38ac564
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 187a92c8144211f1e95c64641f96ae33a247d35eb9fa59a4c421d5395b5b45dc

Comments