MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21ae6a2cb858073f8ef1089c949f36fd890f79a9b5f2385f945b1bc7a8a4da76. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21ae6a2cb858073f8ef1089c949f36fd890f79a9b5f2385f945b1bc7a8a4da76
SHA3-384 hash: 5f3f5c2f84ccebbd302cebe8fe71bd49560d689038f280648c4b7408fe59e2bd12837db7e0b264a8ee8174628a205b6e
SHA1 hash: 11392f28bb332471e769a262f7e75cdbe618e939
MD5 hash: f19e6a2e94a9e8df79bba2be0f615382
humanhash: bakerloo-comet-lamp-princess
File name:invoice 20SMX0701006N20SMX0701007N.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:755'712 bytes
First seen:2020-07-09 06:41:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:itVsNRJiOVjnOEacTaulCSRO6asOTnFEMCgjrzCRkmrSs0e3NJEn6ooNN:igRhjLTESRyTn6MLmRvS7ePooNN
Threatray 11'003 similar samples on MalwareBazaar
TLSH D5F4E13573E0DE16DB7A4F769A7640009FB0BD1BA51AF39BADC0668E58DB7840503B23
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: yandex.ru
Sending IP: 95.211.208.58
From: Josh Morris<ac.general@yandex.ru>
Subject: FWD:Wire transfer (20SMX0701006N/20SMX0701007N)
Attachment: invoice 20SMX0701006N20SMX0701007N.z (contains "invoice 20SMX0701006N20SMX0701007N.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/23425/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.43460880.32031.15877.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/21ae6a2cb858073f8ef1089c949f36fd890f79a9b5f2385f945b1bc7a8a4da76/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-08 18:12:24 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=egxgulfyladt7dxrbcojjhzw7weq66njwxzdqx4ulmn4pkfe3j3a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
118526be5d5274a41815a7eca29e751da7378908acea6bb29dcf21460a74c5e1
AgentTesla
1bd16b971407f4aeb31f7eb8392b2299b22cc8e1778a8c770e7ac4c0150681e8
AgentTesla
306f60a415f3935c8eb3e3d13fa6957f8ab8161e0818fc93850d54f0f69d0b3f
AgentTesla
46200359aaf042b4f42a8ee7b23b1b573013d80e7335ac8fb5c870dfdd9f02d7
AgentTesla
8100b701682e9fb7c4165631216913054e2e201f4cd63274ff1151ade42098c9
AgentTesla
a266556929b4c517579d1af3036d48929520bd91befd5e3259ce0622557e2bf8
AgentTesla
a485d30d6c6bb72943cce9397693d1246e58b468674848c8c59e75a238b2515e
AgentTesla
bec49428d91505adca491651a2376e3d90e33091dad7c2b63a7db472d2a28e57
AgentTesla
c20bf46e171b1fb990b58670e5726d602e4b420b1391eedbf0dcc20db5622e1c
AgentTesla
e4efbdcde8db7352bdf2cb15677d4dea605e29e8fbcaf77f4aa0bd4d6a089117
AgentTesla
+ 10'993 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200709-xwvpr9tk4e/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
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

z 54dbfd2d2356e34b157ceeba02506cba548a885aca3e0d49b647fa1d79dedf3e

AgentTesla

Executable exe 21ae6a2cb858073f8ef1089c949f36fd890f79a9b5f2385f945b1bc7a8a4da76

(this sample)

  
Dropped by
MD5 51dbabed76f729537a8bb46051224905
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/23425/
  
Dropped by
SHA256 54dbfd2d2356e34b157ceeba02506cba548a885aca3e0d49b647fa1d79dedf3e

Comments