MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4. 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: 18


Intelligence 18 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4
SHA3-384 hash: 5b7fe0ad28e6a20a82dfeb91abb09bd8173920150505abf0ef89a53d0ced326d855e69fe32b665e55f8302adc981cf44
SHA1 hash: 9aff357f6d489f7f971de35a45c81b23f3302697
MD5 hash: 1197c2599d56418fd62e2615e9e01446
humanhash: yankee-pluto-india-glucose
File name:531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'066'496 bytes
First seen:2024-10-08 14:06:46 UTC
Last seen:2024-10-08 14:34:25 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:nwQ6DZ+1E9IZWQJSoFSoJlNjEWYPtQSWmucE712nj8nEks:nwQb+W1JPZJlNjnwTY7gj8ns
Threatray 14 similar samples on MalwareBazaar
TLSH T13E351216A6941725C9943AF4C1FB482263D27CCB1732D29A3F7C7B481872763CEC6A5E
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon 174f4559191b1b13 (81 x AgentTesla, 68 x Formbook, 34 x SnakeKeylogger)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
382
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4.exe
Verdict:
Malicious activity
Analysis date:
2024-10-08 14:11:28 UTC
Tags:
telegram exfiltration stealer agenttesla ims-api generic
Link:
https://app.any.run/tasks/e04e8bcd-26be-4acd-9c89-1a68148bfab9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.15230.17117.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67053c87a69182ddbe5d07ec
Tags:
Msil
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
net_reactor packed packed
Link:
https://www.filescan.io/uploads/67053c8b76f0e2acf1420a86/reports/c63fd244-1837-44c8-a05c-fc8bc4ff7492/overview
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/282a1c85-55bb-419c-85ab-49ccdc65fc2b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1529107
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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)
Suricata IDS alerts for network traffic
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-10-08 14:07:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kmmccjqpdpxevxsmdtxvrubtnnobj53hnw4ayyw635tg34vk4lsa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4
AgentTesla
5e14eb7269d295dd5978c3b7db648c766d8436691a0c8777c345581141c79458
AgentTesla
93a80d67b37cc6bd27ec07dce5fa342e920c3edef436e78c39c3641d6f6ed79e
AgentTesla
b8f10c23448f6d30808e7e74322ebd4121cf2c589c86cc3b0b57df6c705a867e
AgentTesla
cf932f84c26f6d3665b03afbe44e50bf77342af73b4a1f101d48a5750fb3bf23
AgentTesla
ea4c979bf8eb6a698c48f256c271d3dc5e4092e613f67e05e2e9620f93e212a5
AgentTesla
error
AgentTesla
+ 4 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery keylogger spyware stealer trojan
Link:
https://tria.ge/reports/241008-rey8mszgqp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot7103128534:AAEX7cqstzGDmw81dLz-shfxzvXALbiavNI/
Verdict:
Malicious
Tags:
agent_tesla
YARA:
n/a
Link:
https://app.threat.zone/submission/31dca740-7789-4faf-8797-7e0f2a99dd78
Unpacked files
SH256 hash:
f0ad4598add8aedee80ad36b547e44613d1690cc818564d82c18bdeccaeeb90c
MD5 hash:
87d241498d5647b80b3ae5f7b9b00e0a
SHA1 hash:
b34fead8f3f8afe7fb6e9ff3443ec06f3000ed9f
Detections:
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/1f81ea20-faef-4d67-8342-703bdccf7c48/
SH256 hash:
e05e06630390b75db8cd73b6331a8f7115a0e5ec483e444bb00b4bf6767a846b
MD5 hash:
b76fa2263e42a4366853668388c20cc1
SHA1 hash:
6aa219311d25849f003ea3780154780af53ba012
Link:
https://www.unpac.me/results/1f81ea20-faef-4d67-8342-703bdccf7c48/
SH256 hash:
531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4
MD5 hash:
1197c2599d56418fd62e2615e9e01446
SHA1 hash:
9aff357f6d489f7f971de35a45c81b23f3302697
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/1f81ea20-faef-4d67-8342-703bdccf7c48/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/531821260f1bee4ade4c1cef58d0336b5c14f7676db80c62dedf666df2aae2e4

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:DotNet_Reactor
Create hunting rule
Author:@bartblaze
Description:Identifies .NET Reactor, which offers .NET code protection such as obfuscation, encryption and so on.
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:PureCrypter
Create hunting rule
Author:@bartblaze
Description:Identifies PureCrypter, .NET loader and obfuscator.
Reference:https://malpedia.caad.fkie.fraunhofer.de/details/win.purecrypter
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 (GUARD_CF)high

Comments