MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2061c6390287b5c9f898491888ccd89eab274749296a49591934bc129be8be48. 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 2 File information Comments

SHA256 hash: 2061c6390287b5c9f898491888ccd89eab274749296a49591934bc129be8be48
SHA3-384 hash: fcbe9c6303aff715592f734c497e082460dd41c3613d7a2167b04f258f386e45925d3153f243af47198fd861a1392aca
SHA1 hash: fd7c9e175df6220bdf3a5d9d7c19b3c93fedf856
MD5 hash: 2522ed2c083d61aa292a3ede40648fac
humanhash: five-diet-speaker-apart
File name:Import Documents.exe
Download: download sample
Signature AgentTesla
File size:1'152'000 bytes
First seen:2022-01-21 02:55:36 UTC
Last seen:2022-01-22 08:23:58 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:S44jAIe8ubwmmNMOhd3vhMsHRTlrXviekgwEqWf:RF8ubwPGO/vGsHRBLa+7qW
Threatray 13'843 similar samples on MalwareBazaar
TLSH T14335CE7B21185F99F43F933E573064558BF4A62BE326D2CFBE84A4D74881F02C726826
File icon (PE):PE icon
dhash icon 6e4c4561b1a4a94d (7 x AgentTesla, 2 x NanoCore, 1 x njrat)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
4
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
.NET source code references suspicious native API functions
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
Machine Learning detection for sample
Modifies the hosts 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)
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 / registry access)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 557401 Sample: Import Documents.exe Startdate: 21/01/2022 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected AgentTesla 2->36 38 9 other signatures 2->38 6 Import Documents.exe 3 2->6         started        9 NXLun.exe 2 2->9         started        11 NXLun.exe 1 2->11         started        process3 file4 24 C:\Users\user\...\Import Documents.exe.log, ASCII 6->24 dropped 13 MSBuild.exe 17 4 6->13         started        18 MSBuild.exe 6->18         started        20 conhost.exe 9->20         started        22 conhost.exe 11->22         started        process5 dnsIp6 30 api.telegram.org 149.154.167.220, 443, 49762 TELEGRAMRU United Kingdom 13->30 26 C:\Users\user\AppData\Roaming\...26XLun.exe, PE32 13->26 dropped 28 C:\Windows\System32\drivers\etc\hosts, ASCII 13->28 dropped 40 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->40 42 Tries to steal Mail credentials (via file / registry access) 13->42 44 Tries to harvest and steal ftp login credentials 13->44 50 3 other signatures 13->50 46 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->46 48 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 18->48 file7 signatures8
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-01-21 01:24:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
62
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Modifies data under HKEY_USERS
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
Sets service image path in registry
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot2134979594:AAFk4QkrlHlt2a-q-EhIoHZBbzxSH0QxiBI/sendDocument
Unpacked files
SH256 hash:
69255b324c5ef8d085f33b7dc117895d9ea8587c195060f3a5d9a77dbaecf122
MD5 hash:
f11d49dc5839b8960bba720842a1fe35
SHA1 hash:
4758b7bccc392dfbd423b3c362ec1e8c7a8dbe9a
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
SH256 hash:
92bd50cbc41c6518fb880dcf437c12ba319fcac6ed009c1403636d7727aefe10
MD5 hash:
7fc713d485930d99c99e22d0e761a128
SHA1 hash:
2458c6111874a997abbafe36bc79f3b824b978a7
SH256 hash:
2061c6390287b5c9f898491888ccd89eab274749296a49591934bc129be8be48
MD5 hash:
2522ed2c083d61aa292a3ede40648fac
SHA1 hash:
fd7c9e175df6220bdf3a5d9d7c19b3c93fedf856
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: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 2061c6390287b5c9f898491888ccd89eab274749296a49591934bc129be8be48

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

Comments