MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 90761a87866077215109936cbce043901defad34d754f3488fa045cac0fd7a0e. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 90761a87866077215109936cbce043901defad34d754f3488fa045cac0fd7a0e
SHA3-384 hash: cc2cd92f8dc93d94a27eac1b6aeffc552f59e0c57ae6c61d71df59c5d6b0768a5533c88e805c26f7f720fcf16de4bb97
SHA1 hash: 76ca6779ba417399af96adf3a59a69c2b0a6f6e6
MD5 hash: 929100e92d5bbb0a283f94d7eb1003cd
humanhash: snake-cola-georgia-utah
File name:New-Product Offer.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:578'560 bytes
First seen:2020-06-24 06:29:38 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:CkFMXGrske9k9jNls9yru7QtRjFaj8+4xTogY:CiXrs23nr+YRjFaz4xS
Threatray 10'667 similar samples on MalwareBazaar
TLSH D5C48C0F2B1B3D02E85808BD4750DA905E25DFB6ED49F381CEC539D319936A28E769CE
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: srv1.demspor.com
Sending IP: 31.169.94.221
From: Tong Pui Lee (Ms) <puilee.tong@hsl.com.sg>
Subject: New Order Inquiry from HSL Constructor Pte Ltd
Attachment: New-Product Offer.zip (contains "New-Product Offer.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/13467/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/90761a87866077215109936cbce043901defad34d754f3488fa045cac0fd7a0e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-24 03:05:53 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sb3bvb4gmb3scuijsnwlzycdsao67lju25kpgsepubc4vqh5piha._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
306edb00a6b17556e88eee9df64c1c557fdd2341107df8829224fcfe313c4781
AgentTesla
4067a7bbd1a542f2d386e5bc991bb5573f0d637efd8a172af6e928a409e04359
AgentTesla
42fc22b4c3212835c1f52107b357ed47463e73dcc0331f26e56fa027bc89b79a
AgentTesla
666b4d8521af8e8c149431fea4f3fce4d859b9d102e894928edb0e005ad8153d
AgentTesla
7dd8255b00f3b74d1aa0847a7700ef9f78f02bb33a5c5286be9c684e7c0d735c
AgentTesla
7e78c4870f1bb56b9b663d43a07ff8781916d1892b8ec7f4623d4f10c14f7c29
AgentTesla
99a8b22ec655fd50aa2bdb93b05e8533ec539feeffacf592cf038a6ede299314
AgentTesla
9f1923c3ca039228a51c9ac5d2f584bda9b25a210b683f66e8536a72cab2751d
AgentTesla
a9316a887a00dbf992833394b7a4e05db6e6e6929f66419a06ebbccf358e45b4
AgentTesla
b9620fd88aff4f05ecddda888f13bd8c5780f6fb2c1f5df66c64ce5854cd82d8
AgentTesla
+ 10'657 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware persistence keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200624-n3ktxsk4gs/
Behaviour
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Modifies service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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

zip c7a4551d02628eb96c5b548b0c5800769990dd4280b09151006a5c694a2a742e

AgentTesla

Executable exe 90761a87866077215109936cbce043901defad34d754f3488fa045cac0fd7a0e

(this sample)

  
Dropped by
MD5 1b1e87205de1c9d907ec2e6d84318419
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 c7a4551d02628eb96c5b548b0c5800769990dd4280b09151006a5c694a2a742e
Cape
Cape
https://www.capesandbox.com/analysis/13467/

Comments