MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7b4af9f7bfdc37f2aa79f19388f9077b3e1f88ab9d0d6211401f47f7d7105dc. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7b4af9f7bfdc37f2aa79f19388f9077b3e1f88ab9d0d6211401f47f7d7105dc
SHA3-384 hash: 0f9b8c6df932d6a6f4e540e9c0b018353b4494e0ae7d6d4dd36280e8d4dc358275022438301c872c586c1b0f3a700191
SHA1 hash: 379037fcd36c059fcaaa99ea77d7a8670a73e79d
MD5 hash: 7c6c62de5ef015fc9578717e21093acb
humanhash: arkansas-hawaii-sad-football
File name:7c6c62de5ef015fc9578717e21093acb.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:550'912 bytes
First seen:2020-05-18 08:42:10 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:jkzUISpVbOBhFFtzPX3+Yx0oJ3JUOOehPGTu55jVDSiYPG5TaJmaMgbzvb:jkzvhhzFPEa3/he
Threatray 10'587 similar samples on MalwareBazaar
TLSH DAC48CAC365176DFC95BC876CA992C24EA20607B930BD203A02325ED9E4DAD7DF141F3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.hc.29631.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-18 10:53:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 31 (80.65%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=w62k7h337xbx6kvht4mtrd4qo6z6d6ekxhinmiiuah2h67lraxoa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2e7f95b47bc6f8c733ecdb9895e810a8378d9a908bde0f990f1631aa86e68cc3
AgentTesla
32d66ba3c37dd685c09763ed5fe97b8c7ba9448f57ebe86ee30b339624290a5b
AgentTesla
6da4c787f75924dda27aa42f862d924d4e3a34e87c8fe966ae9adcc9d2ad15ef
AgentTesla
6e241fb7d54a90304879def6b5c166c280f46d5a1675a90aac9cea4e3495e9fc
AgentTesla
7a1cf26ab248a5fa19ed5df571e20fe4c85c2f304a0258311b07309775013d33
AgentTesla
a75c2d54a0e35c11bf8e494747d3499d3f7e56ca591c87cb58435556801306fb
AgentTesla
a86963a2cc10f60fcf875abc6245f32e943042e5947a05d81b312d4f4f4a9b4e
AgentTesla
b26960e8083466e40ebbfcc6dfe93c4080a516d6260e1a2900ce7649fc44442e
AgentTesla
cb24e2e7014a78b78d72b0a439d185ff26808de20b16676f6df0e71fe14a2239
AgentTesla
e67f30ee8be83b021b5ba3ebe65e610fc1a50ce3f3cb1c081f62ada165d84186
AgentTesla
+ 10'577 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-qbftw3vfns/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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

Executable exe b7b4af9f7bfdc37f2aa79f19388f9077b3e1f88ab9d0d6211401f47f7d7105dc

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments