MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dcfdc0825f9965ecd51cdcae8eabcdca7aa1aea7625d3918d8bdc529b87114b1. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments 1

SHA256 hash: dcfdc0825f9965ecd51cdcae8eabcdca7aa1aea7625d3918d8bdc529b87114b1
SHA3-384 hash: 262026f858b0c22fbcaefc3120aef03ab6ec9c989608ebe2a5a491341080e31c60f4a9c6eabc711a72e0492c9f306f5b
SHA1 hash: f58bb064c8351ff376ba429eb6a72b9b99340c00
MD5 hash: a62bc0b9d0a856203d9ee9dde393f8d2
humanhash: connecticut-network-social-uncle
File name:wire payment.exe
Download: download sample
Signature AgentTesla
File size:575'488 bytes
First seen:2021-05-20 09:11:51 UTC
Last seen:2021-05-20 13:21:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'660 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:0twCjrhy3QCEybBBd6VsKz82dtI/TyEmbcxdT3/exxw1z532s:gwCjrhy3QCZBBezlPI/WEmbcxdr/Lz5m
Threatray 5'047 similar samples on MalwareBazaar
TLSH 29C4D02A6368DE15D0BF577DD0A6063183F0E1118503E71D6A8951FEBEA3733CA626E3
Reporter GovCERT_CH
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
4
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
wire payment.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-20 09:22:34 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 418449 Sample: wire payment.exe Startdate: 20/05/2021 Architecture: WINDOWS Score: 100 30 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->30 32 Found malware configuration 2->32 34 Yara detected AgentTesla 2->34 36 7 other signatures 2->36 6 wire payment.exe 3 2->6         started        9 kSrYER.exe 3 2->9         started        11 kSrYER.exe 2 2->11         started        process3 signatures4 38 Injects a PE file into a foreign processes 6->38 13 wire payment.exe 2 9 6->13         started        40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 9->40 42 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 9->42 18 kSrYER.exe 2 9->18         started        20 kSrYER.exe 9->20         started        22 kSrYER.exe 9->22         started        process5 dnsIp6 28 smtp.mail.com 74.208.5.15, 25, 49735, 49736 ONEANDONE-ASBrauerstrasse48DE United States 13->28 24 C:\Users\user\AppData\Roaming\...\kSrYER.exe, PE32 13->24 dropped 26 C:\Users\user\...\kSrYER.exe:Zone.Identifier, ASCII 13->26 dropped 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->44 46 Tries to steal Mail credentials (via file access) 13->46 48 Tries to harvest and steal ftp login credentials 13->48 50 2 other signatures 13->50 file7 signatures8
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-05-20 07:54:32 UTC
AV detection:
3 of 47 (6.38%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
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:pe_imphash
Rule name:Skystars_Malware_Imphash
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

Executable exe dcfdc0825f9965ecd51cdcae8eabcdca7aa1aea7625d3918d8bdc529b87114b1

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-20 10:12:49 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009] Anti-Behavioral Analysis::Virtual Machine Detection