MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 859aca5e05f5d22ce981a423c3aea5a26e7bbf3d6f4925cd790793167d0ae715. 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: 19


Intelligence 19 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 859aca5e05f5d22ce981a423c3aea5a26e7bbf3d6f4925cd790793167d0ae715
SHA3-384 hash: 607c51a3d6a99d40bfbc3630066d3a0a9c2cbd06e82de99767979738f712fbe65f38a06b38911fadc1405a17de3d9854
SHA1 hash: 669f3636cbd6f80c125681b72cc852ab1fdbc7f8
MD5 hash: ff2054d19c20da6ae54a270a4b4a1d6f
humanhash: maryland-maryland-happy-low
File name:RFQ Enqiury Requirement.pif
Download: download sample
Signature AgentTesla
Create hunting rule
File size:752'128 bytes
First seen:2024-06-12 06:38:56 UTC
Last seen:2024-06-12 07:34:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'652 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:1dXtfET4EX1CwV5L4yuX0Pnm6qcnEa1Cakp2+qmjhSHRJ0Nz:1d92flz5c0fN7EAk2+qu
Threatray 3'737 similar samples on MalwareBazaar
TLSH T1A8F40104E21BDC68D42F0BB5CA4655F41B613FEAF805962F286B3D6EB973B131029D87
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon cccccccccccccccc (8 x AgentTesla, 4 x Formbook, 1 x Loki)
Reporter abuse_ch
Tags:AgentTesla exe pif

Intelligence

File Origin
# of uploads :
2
# of downloads :
375
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
859aca5e05f5d22ce981a423c3aea5a26e7bbf3d6f4925cd790793167d0ae715.exe
Verdict:
Malicious activity
Analysis date:
2024-06-12 06:41:56 UTC
Tags:
evasion smtp agenttesla stealer
Link:
https://app.any.run/tasks/7a4a5f5e-5968-4f09-bbca-85f16c4a68be

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.9987.20645.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=666942aca2bce47be7d7f8a9win7simulatehigh_evasion
Tags:
Banker Encryption Execution Generic Network Msil Dexter
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Sending a custom TCP request
Setting a keyboard event handler
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/6669429821581a92819c720d/reports/f1ed5479-1d92-4018-881a-9b7d9bc0bf57/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/859aca5e05f5d22ce981a423c3aea5a26e7bbf3d6f4925cd790793167d0ae715
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/bbf3d0cc-98e5-4d76-9cda-b2b53316c3b7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1455811
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Contains functionality to log keystrokes (.Net Source)
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
Injects a PE file into a foreign processes
Installs a global keyboard hook
Loading BitLocker PowerShell Module
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 network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1455811 Sample: RFQ Enqiury Requirement.pif.exe Startdate: 12/06/2024 Architecture: WINDOWS Score: 100 65 smtp.yandex.com 2->65 67 smtp.yandex.ru 2->67 69 api.ipify.org 2->69 75 Found malware configuration 2->75 77 Malicious sample detected (through community Yara rule) 2->77 79 Sigma detected: Scheduled temp file as task from temp location 2->79 81 13 other signatures 2->81 8 RFQ Enqiury Requirement.pif.exe 7 2->8         started        12 DBakizCpCtc.exe 5 2->12         started        14 ojFxnL.exe 2->14         started        16 ojFxnL.exe 2->16         started        signatures3 process4 file5 57 C:\Users\user\AppData\...\DBakizCpCtc.exe, PE32 8->57 dropped 59 C:\Users\...\DBakizCpCtc.exe:Zone.Identifier, ASCII 8->59 dropped 61 C:\Users\user\AppData\Local\...\tmpC37D.tmp, XML 8->61 dropped 63 C:\...\RFQ Enqiury Requirement.pif.exe.log, ASCII 8->63 dropped 99 Adds a directory exclusion to Windows Defender 8->99 101 Injects a PE file into a foreign processes 8->101 18 RFQ Enqiury Requirement.pif.exe 15 5 8->18         started        23 powershell.exe 23 8->23         started        35 2 other processes 8->35 103 Multi AV Scanner detection for dropped file 12->103 105 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->105 107 Machine Learning detection for dropped file 12->107 25 DBakizCpCtc.exe 12->25         started        37 2 other processes 12->37 27 ojFxnL.exe 14->27         started        29 schtasks.exe 14->29         started        31 ojFxnL.exe 16->31         started        33 schtasks.exe 16->33         started        signatures6 process7 dnsIp8 71 smtp.yandex.ru 77.88.21.158, 49750, 49760, 49788 YANDEXRU Russian Federation 18->71 73 api.ipify.org 104.26.12.205, 443, 49746, 49747 CLOUDFLARENETUS United States 18->73 53 C:\Users\user\AppData\Roaming\...\ojFxnL.exe, PE32 18->53 dropped 55 C:\Users\user\...\ojFxnL.exe:Zone.Identifier, ASCII 18->55 dropped 83 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->83 85 Tries to steal Mail credentials (via file / registry access) 18->85 87 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 18->87 89 Loading BitLocker PowerShell Module 23->89 39 conhost.exe 23->39         started        41 WmiPrvSE.exe 23->41         started        91 Hides that the sample has been downloaded from the Internet (zone.identifier) 25->91 93 Installs a global keyboard hook 25->93 43 conhost.exe 29->43         started        95 Tries to harvest and steal ftp login credentials 31->95 97 Tries to harvest and steal browser information (history, passwords, etc) 31->97 45 conhost.exe 33->45         started        47 conhost.exe 35->47         started        49 conhost.exe 35->49         started        51 conhost.exe 37->51         started        file9 signatures10 process11
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/859aca5e05f5d22ce981a423c3aea5a26e7bbf3d6f4925cd790793167d0ae715
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/859aca5e05f5d22ce981a423c3aea5a26e7bbf3d6f4925cd790793167d0ae715/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-06-12 06:39:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
26 of 37 (70.27%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qwnmuxqf6xjcz2mbuqr4hlvfujxhxpz5n5esltlza6jrm7ik44kq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
405728d134c1cefc1080144f8cf1cba98af80fdfc65b918b89263741cc395ae2
AgentTesla
4945386dd90b6b092bd13414fe19d0a296ce17f0822632a6b6567252f692cef5
AgentTesla
859aca5e05f5d22ce981a423c3aea5a26e7bbf3d6f4925cd790793167d0ae715
AgentTesla
aa667be19c861a59464088524698c0097d5d8a461bae61f3c5c99b4fcaef4838
AgentTesla
af6694d1a51a60d7bf11ca63a9af3e749c122490ab8f620921b73f89eb1d9123
AgentTesla
+ 3'727 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla execution keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/240612-hemp6staln/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
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/ef9f1962-d85f-43dc-8cef-303ac4573008
Unpacked files
SH256 hash:
d67867ef93204c27c126a41fa778fcdbf89e34a3750014d8cc4a9394a1300d96
MD5 hash:
cfddc0c2c035e91ecc76782ff513e30a
SHA1 hash:
efd2f376cd2a3574240be6b03c563f42630a6ef7
Link:
https://www.unpac.me/results/d829250e-1b24-4f0b-943d-2a3c62048355/
Parent samples :
82cbe9fc57abd337a5bf0d0d478ae7fb9158987c1d7c5006b20e309c06329ae8
804aee8eba800043c912038c55c36edeb8dd761913047e99b4a5e8d8cb8ef6c4
SH256 hash:
1feba65bd2aa62dc3cad4b386b25e5a5922cfaaa4f0c1aecff536bf10f54dc12
MD5 hash:
21ca6aa79257797cfcf81faf284a9f89
SHA1 hash:
bb55c21f04bd9a0d6fbd40f7129ec68344bd524e
Link:
https://www.unpac.me/results/d829250e-1b24-4f0b-943d-2a3c62048355/
SH256 hash:
e387630fd529d4d405a0ea62bfa17844941ec9bc58336253c14c913ed33249b4
MD5 hash:
be9693665aa9396a988a3b32fac4c2b7
SHA1 hash:
81f404bbba756390df3e4d6b233c835c792a7308
Detections:
AgentTesla
Create hunting rule
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/d829250e-1b24-4f0b-943d-2a3c62048355/
SH256 hash:
f37a6fc47c8934f9fac49705bbb3d72ba16d224dda752549b32f4670f3968465
MD5 hash:
9b73200d3079d4e30cb44450875b2f25
SHA1 hash:
104ed6cf6505b8545d41778ea85032a0c66c8822
Link:
https://www.unpac.me/results/d829250e-1b24-4f0b-943d-2a3c62048355/
SH256 hash:
859aca5e05f5d22ce981a423c3aea5a26e7bbf3d6f4925cd790793167d0ae715
MD5 hash:
ff2054d19c20da6ae54a270a4b4a1d6f
SHA1 hash:
669f3636cbd6f80c125681b72cc852ab1fdbc7f8
Link:
https://www.unpac.me/results/d829250e-1b24-4f0b-943d-2a3c62048355/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/859aca5e05f5/report/overview.html
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
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

Comments