MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a76ac31b5f300abf857e49e2de2680d265be0c9c5b891358d5aa4fe849f3713d. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a76ac31b5f300abf857e49e2de2680d265be0c9c5b891358d5aa4fe849f3713d
SHA3-384 hash: 9e816c870084fbdedc8651a6ea4a0acc5cc7460e62163725808acca062e995309005612388066c6ca61b7b93d3168b41
SHA1 hash: ecd8c4a88d503cacd2d570dc321e376d65a4417a
MD5 hash: b78b0ae5aea4a2b00058ce9de84fd79a
humanhash: south-wyoming-spring-cup
File name:new order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:951'808 bytes
First seen:2021-10-09 11:16:59 UTC
Last seen:2021-10-11 07:48:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:5DkevNBOF+vB1mdDqr38s1lpUEqdHjB1OlCHDon7E6frZYzEEwrZio4A8bGy0w4H:6eF8F+vB13lpUSsUnwlEE4
TLSH T16715AE5936647E9FE897C9318964BCE0A6217D66538BD207E007319CBE2E997CF801F3
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
6
# of downloads :
286
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
new order.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-09 11:17:51 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b0eabf0d-f8e0-4ad7-9d1c-45c6e813b4d7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/196290/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.19741.19459.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61617a347b67fa0cf5172020/reports/ffc6adb5-723f-406c-88bf-61e268290ee8/overview
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a76ac31b5f300abf857e49e2de2680d265be0c9c5b891358d5aa4fe849f3713d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-10-09 11:17:07 UTC
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u5vmgg27gafl7bl6jhrn4jua2js34de4loergwgvvjh6qsptoe6q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/211009-ndqckafbe7/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
d434e7cb4105d7e760a39a1a8a1306338b00fbd6507025d53e4c44ede73d3788
MD5 hash:
6613b992e916924c3f38a179bb9866ab
SHA1 hash:
cd5741f4d0a4685c5fd9c9e2e708bbf33ec1691a
Link:
https://www.unpac.me/results/269db972-4d6f-45d0-8feb-59aafa368a8f/
SH256 hash:
72e6240ec2da85d759d5eb27fb664ea5a4eb5e395656166d94a5fa82798bfc1c
MD5 hash:
6483133582c885f350630ad96f938983
SHA1 hash:
a29ffdefbfb155ea8c6315e3ffac471dbcd6424e
Link:
https://www.unpac.me/results/269db972-4d6f-45d0-8feb-59aafa368a8f/
SH256 hash:
750e0931921e06446f40e5d23df0757a4681507202fdc386181f281ff6065788
MD5 hash:
4314d96f13c0c66bfed45677c0d8e0ce
SHA1 hash:
776c2b4058c90bc7535f317d9c5f24b4d89b1fde
Link:
https://www.unpac.me/results/269db972-4d6f-45d0-8feb-59aafa368a8f/
SH256 hash:
a76ac31b5f300abf857e49e2de2680d265be0c9c5b891358d5aa4fe849f3713d
MD5 hash:
b78b0ae5aea4a2b00058ce9de84fd79a
SHA1 hash:
ecd8c4a88d503cacd2d570dc321e376d65a4417a
Link:
https://www.unpac.me/results/269db972-4d6f-45d0-8feb-59aafa368a8f/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/a76ac31b5f30/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a76ac31b5f300abf857e49e2de2680d265be0c9c5b891358d5aa4fe849f3713d

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

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

Malspam

AgentTesla

Executable exe a76ac31b5f300abf857e49e2de2680d265be0c9c5b891358d5aa4fe849f3713d

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/196290/

Comments