MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c51cbbb56aed38b2292659e5419d980bc9571a2ca3ab3c8831e13def831a362. 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: 1c51cbbb56aed38b2292659e5419d980bc9571a2ca3ab3c8831e13def831a362
SHA3-384 hash: f5efbbb65cfaaa7a3f3cef6b4aaf451d88290010fa7e91cd6d078bd90f26487b97274db0fc7286600948fd4b0973a0aa
SHA1 hash: 316a9a52fe7213b9cd041070d08125fb55b6c1c4
MD5 hash: bb4e8d6309ebfcfacedc6533ff3c542b
humanhash: nitrogen-hotel-kilo-hamper
File name:Prueba_de_pago.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:667'136 bytes
First seen:2020-06-03 13:36:48 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:LkaUDdi6VEt6r5dXMqkfJFBIzhXzlrglw:+Q6Nr5s/BIbrQw
Threatray 10'772 similar samples on MalwareBazaar
TLSH 46E45C3E7B89A815D13D4A7250B5568072F2A6833E02C30F7AD967ACBF063CB3755396
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mx.softways.gr
Sending IP: 85.17.143.141
From: Alexander Alim <officialacc@gmail.com>
Subject: fw: información de pago
Attachment: Prueba_de_pago.pdf.7z (contains "Prueba_de_pago.pdf.exe")

AgentTesla FTP exfil server:
ftp.bazuka321.com:21

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-04 01:04:18 UTC
AV detection:
18 of 31 (58.06%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dri4xo2wv3jywiusmwpfigozqc6jk4nczi5lhseddyj556brunra._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0eb12d3962140a829e5447544771641c92bdfaa6a545af9d701b69f5a882fd14
AgentTesla
16a372b8bf67ed98f8065274e22b1c36ad0b0a6fbd8a8a4a4afb0e9b07665612
AgentTesla
314843bc96cbfa3115bc86edd37758ecdaaf6af6ae543a64014e921fda7294fb
AgentTesla
4163f850032d58f8df3a47be1173ff7ff5d89c989512bd08979e724261994345
AgentTesla
6824c4afb5e56e0c2b3e0b89a4acde70bcc2bd792334a6600225e623162ae621
AgentTesla
94fcc8c7fd53c5463c0d33d1f74b5c7c8c0ae95ef097477958acb9df1ae5a15e
AgentTesla
9d923e6d1ba1136e1d32bcf4eb74ec685e8f1482ac0f7f20826d82bc007c4eba
AgentTesla
b5633218ddae3b49aec89824e1032e4826fb8504d39b64b3dbe1b2ff59d38f56
AgentTesla
dcbfc03cfe9523c25ab335f599cebcbbe8f2439ef7ab973aa9ec0330e4e7d11f
AgentTesla
dcc206d54d057142a23f0f00ca30ed924d4b293bbd1cce16f1ca4a946718892a
AgentTesla
+ 10'762 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla agilenet keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-ts67hc1kpa/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
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.

b7096b4bddbda8ca705d89dc1fe56e27

AgentTesla

Executable exe 1c51cbbb56aed38b2292659e5419d980bc9571a2ca3ab3c8831e13def831a362

(this sample)

  
Dropped by
MD5 b7096b4bddbda8ca705d89dc1fe56e27
  
Delivery method
Distributed via e-mail attachment

Comments