MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16
SHA3-384 hash: 51ba06a879fbbf62c7099bc53c8c223f7780fefabfa2412ca0ef36336187e333c3b957bec938cef66f6f552e2f5505d3
SHA1 hash: 3b8deb400946a46e0c2343a7a3177f8285b81e36
MD5 hash: 6c0b2b41e40852c761db5ffbc2a140db
humanhash: nebraska-uniform-alpha-johnny
File name:quotation#9006.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:722'432 bytes
First seen:2024-05-14 10:40:36 UTC
Last seen:2024-05-21 11:43:54 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:VhTeH81jJUjvFXZGk54wfFeuITdvfU/r/vLt1afiqXqhqbDB8:i8MV8wfsT9sTJ1P3h
TLSH T10AE4221333BD6B27E9B99BF21171000517F27AA649A7F22D0DCAB0DBA671B485190F63
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 adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
311
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16.exe
Verdict:
Malicious activity
Analysis date:
2024-05-14 11:10:46 UTC
Tags:
smtp agenttesla stealer
Link:
https://app.any.run/tasks/5eb3b0b6-e9d3-4140-ab0d-f94177b894f3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.710.24302.17232.UNOFFICIAL
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Connection attempt
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
91%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/66433fd9b8652ad994a8ba79/reports/ab7e2a42-2358-4308-a5ef-db9bdc2d785b/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16
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/4480fa5a-e9eb-42eb-8a02-3f465ae4d6c3
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1441279
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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: MSBuild connects to smtp port
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Sigma detected: Suspicious Double Extension File Execution
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 an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1441279 Sample: quotation#9006.pdf.exe Startdate: 14/05/2024 Architecture: WINDOWS Score: 100 40 mail.grwpumps.com 2->40 42 grwpumps.com 2->42 44 3 other IPs or domains 2->44 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus detection for URL or domain 2->52 54 16 other signatures 2->54 8 quotation#9006.pdf.exe 7 2->8         started        12 aChtJuWmF.exe 5 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\Roaming\aChtJuWmF.exe, PE32 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmp1687.tmp, XML 8->38 dropped 56 Uses schtasks.exe or at.exe to add and modify task schedules 8->56 58 Writes to foreign memory regions 8->58 60 Allocates memory in foreign processes 8->60 68 2 other signatures 8->68 14 MSBuild.exe 2 8->14         started        18 powershell.exe 23 8->18         started        20 MSBuild.exe 8->20         started        22 schtasks.exe 1 8->22         started        62 Antivirus detection for dropped file 12->62 64 Multi AV Scanner detection for dropped file 12->64 66 Machine Learning detection for dropped file 12->66 24 MSBuild.exe 12->24         started        26 schtasks.exe 1 12->26         started        signatures6 process7 dnsIp8 46 grwpumps.com 208.91.199.89, 49733, 49736, 587 PUBLIC-DOMAIN-REGISTRYUS United States 14->46 70 Loading BitLocker PowerShell Module 18->70 28 WmiPrvSE.exe 18->28         started        30 conhost.exe 18->30         started        72 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->72 32 conhost.exe 22->32         started        74 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->74 76 Tries to steal Mail credentials (via file / registry access) 24->76 78 Tries to harvest and steal ftp login credentials 24->78 80 Tries to harvest and steal browser information (history, passwords, etc) 24->80 34 conhost.exe 26->34         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-05-13 07:25:39 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=67o6wisc57iqqontzwsk5t2dezeq5oxu4hvcsl4q5amv7riiryla._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240514-mq534scf84/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
AgentTesla
Unpacked files
SH256 hash:
62d11917e3262ed3aee6633a5db631d62f7d67e376f6c5654a20926c098ecc6f
MD5 hash:
f84307f62a32948b9f89b922f506d171
SHA1 hash:
f154f9897bb3708d069378e10fc3acc167ef9a40
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/e39abc85-9171-481b-8dae-27a6d2cac06f/
Parent samples :
f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16
ba459f5797d3dca472ea3f831b8f43f7bbb7e9abe2dec4e75c80b49c391483d1
SH256 hash:
4909093c1045073940daf73778f88ce3e5d4dcbc0d69e3498ad4672c2e699013
MD5 hash:
28b43a10958caef0465f7b93be0a0d77
SHA1 hash:
9c85c1cb7f6face0a6c8d0a2d2314a99092d6554
Link:
https://www.unpac.me/results/e39abc85-9171-481b-8dae-27a6d2cac06f/
SH256 hash:
fd3f1f3f0c984361bb23b2f6ba22a4bbd636095bf6e9d0c31d77b5ccfceed307
MD5 hash:
1e504d0d93436a776666cc8236d65844
SHA1 hash:
834490f9be03a0814c6460f5aae33af12e83b8f5
Link:
https://www.unpac.me/results/e39abc85-9171-481b-8dae-27a6d2cac06f/
SH256 hash:
7e843a764288885629db944e03560845bd6aae31be1e1ce1d92799b4dffb5f7a
MD5 hash:
2c3f7108d4525ac2856cb70871f15c32
SHA1 hash:
5d04332dac4d5324d89ebca26a2a609b8fd9895e
Link:
https://www.unpac.me/results/e39abc85-9171-481b-8dae-27a6d2cac06f/
SH256 hash:
659c2bc8293c57aa144fe21294712d9aef5339740c92ceb0c4b2c126c1d526b8
MD5 hash:
0b7c164b56bab4b97fd028e916344593
SHA1 hash:
02581964d8f4b537aa3d7a50aa894bc430a4cfc9
Link:
https://www.unpac.me/results/e39abc85-9171-481b-8dae-27a6d2cac06f/
SH256 hash:
f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16
MD5 hash:
6c0b2b41e40852c761db5ffbc2a140db
SHA1 hash:
3b8deb400946a46e0c2343a7a3177f8285b81e36
Link:
https://www.unpac.me/results/e39abc85-9171-481b-8dae-27a6d2cac06f/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f7ddeb2242ef/report/overview.html
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/f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
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.

Malspam

AgentTesla

Executable exe f7ddeb2242efd10839b3cda4aecf4326490ebaf4e1ea292f90e8195fc5088e16

(this sample)

  
Delivery method
Distributed via e-mail attachment

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