MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 582cbb61a7af84c06255bb0297bd6d0c2084258c57c2aa83e47473ae49cba1c1. 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: 14


Intelligence 14 IOCs YARA 8 File information Comments

SHA256 hash: 582cbb61a7af84c06255bb0297bd6d0c2084258c57c2aa83e47473ae49cba1c1
SHA3-384 hash: aac5a70f90b004f3010c5291ffdce3f87a36572abda73b6a5b9660e420085b68ed3994ec94de3ea50a04630cd10e5174
SHA1 hash: e675659ff4724d6ce0143a871b5b96b6993c84cc
MD5 hash: cb6a95674bb70235e1f05f93eb9a8949
humanhash: twelve-sierra-pluto-pip
File name:PSB2110040067号码明细.xls.exe
Download: download sample
Signature AgentTesla
File size:1'360'384 bytes
First seen:2021-10-04 13:31:40 UTC
Last seen:2021-10-04 15:17:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:FirOw5r0zGhfGJ2mivi3DpP4iwGHNelvv0Rt0Yh2K046Mnq0UnsO5lJkKzUvoPUN:5xgROfo7XBukx/oddn3VgwJdzlp3Ph
Threatray 10'687 similar samples on MalwareBazaar
TLSH T11255F850378E8D85F03B2633B01B4CE655B92A0DE3B9C68E16963B974DF67D0413EB98
File icon (PE):PE icon
dhash icon 3cf8c8f8f8bcbcfe (1 x AgentTesla)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
151
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 496465 Sample: PSB2110040067#U53f7#U7801#U... Startdate: 04/10/2021 Architecture: WINDOWS Score: 100 38 mail.emulines.biz 2->38 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Antivirus detection for dropped file 2->52 54 7 other signatures 2->54 8 PSB2110040067#U53f7#U7801#U660e#U7ec6.xls.exe 6 2->8         started        12 HjYArO.exe 2 2->12         started        14 HjYArO.exe 1 2->14         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\DTVgjmJhOWlQ.exe, PE32 8->32 dropped 34 C:\Users\user\AppData\Local\...\tmp2812.tmp, XML 8->34 dropped 36 PSB2110040067#U53f...e#U7ec6.xls.exe.log, ASCII 8->36 dropped 56 Uses schtasks.exe or at.exe to add and modify task schedules 8->56 16 RegSvcs.exe 2 4 8->16         started        20 schtasks.exe 1 8->20         started        22 conhost.exe 12->22         started        24 conhost.exe 14->24         started        signatures6 process7 file8 28 C:\Users\user\AppData\Roaming\...\HjYArO.exe, PE32 16->28 dropped 30 C:\Windows\System32\drivers\etc\hosts, ASCII 16->30 dropped 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->40 42 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->42 44 Modifies the hosts file 16->44 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->46 26 conhost.exe 20->26         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-10-04 12:55:27 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
31448d9fdc9b8717b553e548b1c6b63d1d605b15bd726ef8e04fcbe9254aaa5e
MD5 hash:
0c9451081e9d246d08d00063c051677c
SHA1 hash:
e50e187d0d3b9d997f4a218ab62b5c96b2d1faaf
Detections:
win_cannon_auto
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
SH256 hash:
cf02969ca1f85d8e8e59c838e0aa3376947db2575b1cc3667570af69099f8ee5
MD5 hash:
cc911ffd036c92ce0fffcfe5cff1816b
SHA1 hash:
4565231ff9da443df82fc4f46993d5cb203d8745
SH256 hash:
582cbb61a7af84c06255bb0297bd6d0c2084258c57c2aa83e47473ae49cba1c1
MD5 hash:
cb6a95674bb70235e1f05f93eb9a8949
SHA1 hash:
e675659ff4724d6ce0143a871b5b96b6993c84cc
Malware family:
Agent Tesla v3
Verdict:
Malicious
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:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:dridex_halo_generated
Author:Halogen Generated Rule, Corsin Camichel
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla
Rule name:win_cannon_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information


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

Malspam

AgentTesla

Executable exe 582cbb61a7af84c06255bb0297bd6d0c2084258c57c2aa83e47473ae49cba1c1

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments