MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 781fb0c2f84cddbf3a09d4b8d51468fa89d98614457bc9d66e209330a385bf0d. 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: 15


Intelligence 15 IOCs YARA 3 File information Comments

SHA256 hash: 781fb0c2f84cddbf3a09d4b8d51468fa89d98614457bc9d66e209330a385bf0d
SHA3-384 hash: fe9490756f06a66037ab06df8843b8485a004af8811e5782f802bc018b3013845305413780f032a2878eddafcfe1a28f
SHA1 hash: 77b9440ad5546423ec110e68cfffed2a7cce825f
MD5 hash: 0aae1eded1e5b3b9cdb225805116d917
humanhash: seventeen-aspen-twenty-lima
File name:FsKozgwcl9gqKrj.exe
Download: download sample
Signature AgentTesla
File size:1'028'608 bytes
First seen:2024-04-22 07:28:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'471 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:E9BwMsLEqawhkuV8XgWwvNkIyiRv7n8VrlXzYW93llFdfuDiFxjCs1cX7ys8k4:07ot8QOViu7XEWLlFd+iFx/2kk
Threatray 4'377 similar samples on MalwareBazaar
TLSH T13E25E13D1CBE1A3B91B6C2AACFE98567F040D47B3A116D7A94D387958342A9335C313E
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
344
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
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:
spre.troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
Allocates memory in foreign processes
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: MSBuild connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-04-19 09:29:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
21 of 23 (91.30%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla
Unpacked files
SH256 hash:
74bc3f8e27ef13578c028bc2d5f1a6ebdaa0cf1e65488310894b3b4ac6579a85
MD5 hash:
fb7dac1d8d4ae4b914f40ad73d84527d
SHA1 hash:
ffc24d0265267b0d1a2cea242d17b18cbcf18e5d
SH256 hash:
1c633f39a192f108f755e0bcf412e8489ad80781f3b7807c80892deb2526ff0d
MD5 hash:
e4b5d57e9e46a4e76075b5b92f71577f
SHA1 hash:
d76dc165724148193c6911cc75fc62c198737d3a
SH256 hash:
ab49334954143380ce7807a2943ca7fc22182e03432b8c97201cf0040c2ca430
MD5 hash:
5355ef003616306fbadc9f496c9454a7
SHA1 hash:
bbba78f13f46e5d3a66d0faff60fb7536b3e4f34
Detections:
AgentTesla win_agent_tesla_g2 INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Agenttesla_type2 INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
SH256 hash:
0512132fd8a81fb6843a1dfd630a8d4121cb63fdcc468678e09c5e2f836ac23c
MD5 hash:
c73212c9b4755e2406e794c9b4a9e2aa
SHA1 hash:
4c71782af873428bd678bfe0ec847e914754a118
SH256 hash:
781fb0c2f84cddbf3a09d4b8d51468fa89d98614457bc9d66e209330a385bf0d
MD5 hash:
0aae1eded1e5b3b9cdb225805116d917
SHA1 hash:
77b9440ad5546423ec110e68cfffed2a7cce825f
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:NET
Author:malware-lu
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.

BLint


The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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