MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab39fb0221964aa2b481a4a1c92d1076d2b1e22afcae8d340dabae039fff9ed9. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ab39fb0221964aa2b481a4a1c92d1076d2b1e22afcae8d340dabae039fff9ed9
SHA3-384 hash: 633336f47dc84375fb0bfb257285c54fda3de9798e251aca0ab8b77ec2a2e49f4e977d17d6448a05fa64a945ccfd961b
SHA1 hash: 912a4a556be33ba58358a751e3b52bfb733e57f8
MD5 hash: dfc4749b86cc28adcf79213218c05d23
humanhash: don-potato-equal-connecticut
File name:SCA2788.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:286'620 bytes
First seen:2023-02-21 08:56:43 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 6144:3Bj8FyEXgqgwOGlr/+YqYVxgYIQ0cuvwN4nP0evcdK3cjlWRV:58U8LFPi1vwudcMssV
TLSH T10B542386A54777948F12FED95F7B747CE8C83196B7996323DA902C0D0E285A8C7341BC
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla rar


Avatar
cocaman
Malicious email (T1566.001)
From: ""Nicole Zuniga"< nzuniga@contravisual.com >" (likely spoofed)
Received: "from contravisual.com (unknown [103.167.84.207]) "
Date: "20 Feb 2023 18:30:56 -0800"
Subject: "Sullen reorder"
Attachment: "SCA2788.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
108
Origin country :
n/a
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:SCA2788.exe
File size:302'378 bytes
SHA256 hash: 90c76ac96216dd5602cd8de571aa36b42653e000e7c8c2535a02219128cb64ef
MD5 hash: 3b68d6819644f2b0584e5aed75085e13
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/ab39fb0221964aa2b481a4a1c92d1076d2b1e22afcae8d340dabae039fff9ed9/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
nemesis overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63f4875f2fa3ab63401f39fb/reports/6a678237-981d-41e1-b861-d5b5132e36b5/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/ab39fb0221964aa2b481a4a1c92d1076d2b1e22afcae8d340dabae039fff9ed9
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ab39fb0221964aa2b481a4a1c92d1076d2b1e22afcae8d340dabae039fff9ed9/
Threat name:
Win32.Trojan.Nemesis
Create hunting rule
Status:
Malicious
First seen:
2023-02-21 04:11:40 UTC
File Type:
Binary (Archive)
Extracted files:
5
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vm47warbszfkfnebusq4sliqo3jldyrk7sxi2nanvoxahh77t3mq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230221-md891aed95/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5662683474:AAFvSjyPXTiwhBPcFi8of3_-_FCdfhhN8x0/
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/ab39fb0221964aa2b481a4a1c92d1076d2b1e22afcae8d340dabae039fff9ed9

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

AgentTesla

rar ab39fb0221964aa2b481a4a1c92d1076d2b1e22afcae8d340dabae039fff9ed9

(this sample)

AgentTesla

Executable exe 90c76ac96216dd5602cd8de571aa36b42653e000e7c8c2535a02219128cb64ef

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 90c76ac96216dd5602cd8de571aa36b42653e000e7c8c2535a02219128cb64ef
  
Dropping
MD5 3b68d6819644f2b0584e5aed75085e13

Comments