MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad42e638f96ae99772ba92d8cd8a8f2ba158e23c57e446049f5a784d60469306. 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

SHA256 hash: ad42e638f96ae99772ba92d8cd8a8f2ba158e23c57e446049f5a784d60469306
SHA3-384 hash: a211020df80a99f4d41828206bd46e1f8542a94293192dbfa35b798d0aa7ca88174663c9d02a8fa4d0c087c6683b430e
SHA1 hash: 76a858e2565255f3ac682039ca86430d1e37b527
MD5 hash: 0244e637b22d76f192f20700dd16d26d
humanhash: tennis-idaho-summer-fifteen
File name:PAYMENT SLIP.exe
Download: download sample
Signature AgentTesla
File size:1'225'728 bytes
First seen:2022-04-04 09:27:08 UTC
Last seen:2022-04-04 10:38:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:Y1GuyRjJ4EGffSFQGcFhO7xiz7PcmIY2FasyaTlEGBb2jhMh6:YINcffSaWO0G2FxpTl/Bbd6
Threatray 15'540 similar samples on MalwareBazaar
TLSH T10A457E6AE742D0C4FA5E24B2CDA0FBF0051BBD6BCE0E1D17115A3E82747B69B563A143
File icon (PE):PE icon
dhash icon 71f0f0d4ccccf070 (8 x AgentTesla, 3 x Formbook, 2 x SnakeKeylogger)
Reporter TeamDreier
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
228
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
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 very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 602342 Sample: PAYMENT SLIP.exe Startdate: 04/04/2022 Architecture: WINDOWS Score: 100 31 Malicious sample detected (through community Yara rule) 2->31 33 Antivirus / Scanner detection for submitted sample 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 8 other signatures 2->37 6 UFzkOhv.exe 3 2->6         started        9 PAYMENT SLIP.exe 3 2->9         started        12 UFzkOhv.exe 2 2->12         started        process3 file4 39 Antivirus detection for dropped file 6->39 41 Multi AV Scanner detection for dropped file 6->41 43 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->43 47 2 other signatures 6->47 14 UFzkOhv.exe 2 6->14         started        27 C:\Users\user\...\PAYMENT SLIP.exe.log, ASCII 9->27 dropped 45 Injects a PE file into a foreign processes 9->45 18 PAYMENT SLIP.exe 2 5 9->18         started        21 UFzkOhv.exe 2 12->21         started        signatures5 process6 dnsIp7 29 mail.ccphotos.com.au 203.170.82.33, 587 DREAMSCAPE-AS-APDreamscapeNetworksLimitedAU Australia 18->29 23 C:\Users\user\AppData\Roaming\...\UFzkOhv.exe, PE32 18->23 dropped 25 C:\Users\user\...\UFzkOhv.exe:Zone.Identifier, ASCII 18->25 dropped 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->49 51 Tries to steal Mail credentials (via file / registry access) 18->51 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->53 55 Tries to harvest and steal ftp login credentials 21->55 57 Tries to harvest and steal browser information (history, passwords, etc) 21->57 59 Installs a global keyboard hook 21->59 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-04-04 09:28:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
cb555b07e3781739c4c490120a9af167a0cafbeb75749bac6b2361cf4911ad45
MD5 hash:
b9f1db11b1db4791bdde1f8a80a0cbd6
SHA1 hash:
b099f8df2f2268d33210ea603d1ddb032f792524
SH256 hash:
ad42e638f96ae99772ba92d8cd8a8f2ba158e23c57e446049f5a784d60469306
MD5 hash:
0244e637b22d76f192f20700dd16d26d
SHA1 hash:
76a858e2565255f3ac682039ca86430d1e37b527
Malware family:
AgentTesla
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 ad42e638f96ae99772ba92d8cd8a8f2ba158e23c57e446049f5a784d60469306

(this sample)

  
Delivery method
Distributed via e-mail attachment

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