MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed. 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: 17


Intelligence 17 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed
SHA3-384 hash: 96bae846fe43f62be78cf487b821bbe7f384196bb8df86f48ba94a4ea8465cdddf2166718d5fdde199a02076bc9f2e23
SHA1 hash: 3c5a01be98da5dbb9063e2f210ed1d47d30a580f
MD5 hash: 88ad200f94965579926bc2b51db46e8d
humanhash: grey-hydrogen-four-low
File name:REQUEST FOR QUOTATIONPFIZER.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:735'232 bytes
First seen:2024-06-11 19:18:51 UTC
Last seen:2024-06-11 20:32:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:aX0pxwV36Di8BtLaKReOjbhqJREXITuXmfs6yABqsdFBpHp8AuZFkGxygLZCLk3l:uBFK0tOjbWa0tDDpnuZeGxLZCLUdZB
TLSH T1FEF4231D357C9A28D6FE63F840A19AA517FE62C49932D7DCEE9900D3463A729C131F43
TrID 61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.1% (.SCR) Windows screen saver (13097/50/3)
8.9% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon ccc8a8cc30e06030 (10 x AgentTesla, 9 x Formbook)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
327
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed.exe
Verdict:
Malicious activity
Analysis date:
2024-06-11 20:24:14 UTC
Tags:
evasion ftp stealer agenttesla exfiltration
Link:
https://app.any.run/tasks/91a27cd4-765c-4eec-8eb5-8fa6e6402b85

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2548.14928.31486.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6668a3ed5c0e232c1ff051c1win7simulatehigh_evasion
Tags:
Banker Encryption Execution Network Kryptik Dexter
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Reading critical registry keys
Stealing user critical data
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/146a9049-e78d-4493-ad09-8dad4cd55b30
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1455500
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Loading BitLocker PowerShell Module
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: Powershell Base64 Encoded MpPreference Cmdlet
Snort IDS alert for network traffic
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 steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed/
Threat name:
Win32.Spyware.Negasteal
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Status:
Malicious
First seen:
2024-06-10 08:04:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
28 of 38 (73.68%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x54xwnn2nyaaxmbl7kw3huvsp6xhdfc6lru7xfyk5y7xjhgtopwq._file
Verdict:
malicious
Label(s):
agenttesla_v4
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agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240611-x1hqnsybnj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Looks up external IP address via web service
Checks computer location settings
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
AgentTesla
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/225093fe-bc50-4747-82f5-17c48a2d1157
Unpacked files
SH256 hash:
1a1de9f3fe4c3a7ea7cd547cdd9d78b3873d6e243e544e5bb647452d6d9f6cfe
MD5 hash:
ceb52a5c98659e8905ea76737fe00c01
SHA1 hash:
bb7b30ff84d6aa26eaa0021c9fa3cd2c5a08e694
Link:
https://www.unpac.me/results/42f7658d-c624-47af-850c-6de379fcf801/
SH256 hash:
207da0c63ed408641db252209db235a14b5065eeccd46b26531aaaa1fd28b9cc
MD5 hash:
95a11fb1c52fed3580b8154158260c7d
SHA1 hash:
b9da1b954e6580384577d3d5170b0437befb8b68
Detections:
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
MALWARE_Win_AgentTeslaV2
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_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
INDICATOR_EXE_Packed_GEN01
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INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/42f7658d-c624-47af-850c-6de379fcf801/
Parent samples :
3a93ebec868141d7e6d804c825c79934f5db6b72825c74635b9f6c0f98217b76
3646566b30dd4fcaebe585cdeb623eb715a0f295f74e057d7119ba82b1e88377
bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed
070b26a4997c79949e6e34ecbd430a7f23c4e08ea426df2a743de893b8e9243c
f84fb3796d2afde51b6249b7656cef901cf8b66ae2ea5ba105dabc8683cf4236
SH256 hash:
a77b8d8707290531c4046a8c2a1848d7d41a8386b7b4e589e550bef624a0ed29
MD5 hash:
b466a52f4c5226c54144a93b24be32ba
SHA1 hash:
987112fac21cf0d85da0d4ec7ac2cc1f81990de5
Link:
https://www.unpac.me/results/42f7658d-c624-47af-850c-6de379fcf801/
SH256 hash:
6243c709db7165f4a84036c0544b462ee9539412c61de6151a6aa18465659e48
MD5 hash:
5166d8930d5a1bf5a1738cc180587975
SHA1 hash:
4316633ea531432ff67776d1e59dcf8481a7cbbc
Link:
https://www.unpac.me/results/42f7658d-c624-47af-850c-6de379fcf801/
SH256 hash:
bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed
MD5 hash:
88ad200f94965579926bc2b51db46e8d
SHA1 hash:
3c5a01be98da5dbb9063e2f210ed1d47d30a580f
Link:
https://www.unpac.me/results/42f7658d-c624-47af-850c-6de379fcf801/
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/bf797b35ba6e000bb02bfaadb3d2b27fae71945e5c69fb970aee3f749cd373ed

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
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
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 (HIGH_ENTROPY_VA)high

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